Systems and methods for virtualizing power substations may include virtual protection, automation, and control (VPAC) system including a first physical server including first virtual machines, the first virtual machines including a first virtual machine representing a first physical component of a power substation, a second virtual machine representing a backup of the first virtual machine, and a third virtual machine configured to evaluate a health of the first physical server; and a second physical server including second virtual machines, the second virtual machines including a fourth virtual machine representing a backup to the first virtual machine, a fifth virtual machine representing a backup to the second virtual machine, and a sixth virtual machine configured to evaluate a health of the second physical server.
Systems and methods for preventing security attacks with a virtualization of power substations may include identifying, by a virtual system including a first virtual machine connected to an information technology (IT) environment of a power substation network and further comprising a second virtual machine connected to an operational technology (OT) environment of the power substation network, an alert indicative of a potential security attack; retrieving, by the virtual system, based on a memory access shared by the first virtual machine and the second virtual machine, IT analytics data associated with a device indicated in the alert; retrieving, by the virtual system, based on the memory access, OT analytics data associated with the device; comparing, by the virtual system, the IT analytics data and the OT analytics data to a baseline model of the power substation network; and preventing, by the virtual system, communication with the device based on the comparing.
Systems and methods for virtualizing power substations may include generating, for a first physical device of a power substation, a first virtual machine that models characteristics of the first physical device; generating, based on forecasted weather and operational parameters of the power substation, settings for the first virtual machine; generating, based on physical sensor data for the power substation, virtual sensors; generating, based on virtual sensor data from the virtual sensors and the settings, an asset digital twin model of the first physical device; generating, based on the virtual sensor data and the asset digital twin model, a cyber digital twin for the first physical device; generating, based on the virtual sensor data and the asset digital twin model, a physics-based digital twin for the first physical device; and generating a substation digital twin virtually representing the power substation, including the cyber digital twin and the physics-based digital twin.
G06F 9/451 - Execution arrangements for user interfaces
G06F 9/455 - EmulationInterpretationSoftware simulation, e.g. virtualisation or emulation of application or operating system execution engines
G06F 18/2433 - Single-class perspective, e.g. one-against-all classificationNovelty detectionOutlier detection
G06F 18/27 - Regression, e.g. linear or logistic regression
G06Q 10/0635 - Risk analysis of enterprise or organisation activities
G06Q 10/20 - Administration of product repair or maintenance
H04W 24/04 - Arrangements for maintaining operational condition
4.
AN ELECTRIC GENERATOR PHASE RING HANDLING TOOL, A SYSTEM FOR SERVICING OR INSTALLING ONE OR MORE PHASE RINGS IN AN ELECTRIC GENERATOR COMPRISING SAID HANDLING TOOL AND A METHOD FOR SERVICING OR INSTALLING ONE OR MORE PHASE RINGS IN AN ELECTRIC GENERATOR WITH SAID SYSTEM
An electric generator phase ring handling tool, a phase ring loading tool, base loader, and a system and a method for servicing or installing one or more phase rings in an electric generator using the handling tool, the loading tool and the base loader. Phase rings can be picked up and transported to a generator, inserted into the generator, adjusted while inside the generator, and removed. Installation, removal and servicing of the rings in a generator avoids use of a crane and allows shorten generator outage duration. Without using a crane for installation, removal and servicing, the safety of workers performing these operations is enhanced. Also, increased precision in transporting, placing, installing, removing, and adjusting the rings is obtained, minimizing the risk of damage to the rings and the generator.
An integrated hydrogen production (IHP) system including a steam-methane reformer system configured to generate hydrogen via a steam-methane reaction. The steam-methane reformer system is oriented to receive a flue flow from a flue flow source and to use thermal energy from the flue flow in the steam-methane reaction. The system includes a post carbon capture system for capturing carbon from the flue flow discharged from the steam-methane reformer.
C01B 3/02 - Production of hydrogen or of gaseous mixtures containing hydrogen
C01B 3/32 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
C01B 3/34 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
A gas turbine airfoil (126) includes a trailing edge cooling hole (144) that has an elliptical cross-sectional baseline shape. In addition, the exit passage wall leading to the trailing edge cooling hole (144) has a surface that varies according to an exit passage profile (150). Applying an iterative method of embodiments can produce a final exit passage profile (150) with significantly reduced thermal strain during operation as compared to the prior art, resulting in improved component life.
Gas turbine systems and methods of operation are provided. The gas turbine system includes a combustion section having at least one combustor and an ammonia supply system. The method includes generating flash-atomizing ammonia. The flash-atomizing ammonia is generated by pressurizing ammonia from the ammonia supply system to an injection pressure that is greater than a combustion chamber pressure within the combustor. The flash-atomizing ammonia is further generated by heating the ammonia to an injection temperature greater than a boiling temperature of ammonia at the combustion chamber pressure. The method further includes providing the flash-atomizing ammonia to the combustor.
F02C 7/224 - Heating fuel before feeding to the burner
F02C 3/24 - Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being liquid at standard temperature and pressure
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
A method of forming a protective coating on a substrate includes providing a metal in a molten state, the metal having a composition including at least 12 wt.% Cr, at least.5 wt.% Al, at least 2.7 wt.% Mo, at least.3 wt.% Mn, at least.05 wt.% Ce, and less than or equal to 21 wt.% Ni. The method further includes applying the metal in a molten state to a substrate.
A system includes a heat recovery steam generator (HRSG) configured to generate steam using heat from an exhaust gas, an exhaust stack disposed downstream of the HRSG, and a cooling transition duct disposed downstream of the exhaust stack. The cooling transition duct includes a converging duct that decreases in a cross-sectional area in a flow direction from an inlet to an outlet of the converging duct. The cooling transition duct also includes one or more coolers disposed in the converging duct. The one or more coolers are configured to cool the exhaust gas within the converging duct between the inlet and the outlet. The cooling transition duct is configured to direct cooled exhaust gas to a gas capture system, an exhaust gas recirculation (EGR) system, or both.
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F02C 6/06 - Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas
F01N 3/10 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
F02C 3/02 - Gas-turbine plants characterised by the use of combustion products as the working fluid using exhaust-gas pressure in a pressure exchanger to compress combustion-air
F02C 7/08 - Heating air supply before combustion, e.g. by exhaust gases
F02C 7/10 - Heating air supply before combustion, e.g. by exhaust gases by means of regenerative heat-exchangers
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
F02G 5/02 - Profiting from waste heat of exhaust gases
10.
SYSTEM AND METHOD HAVING WASTE HEAT RECOVERY FOR GAS CAPTURE SYSTEM
A system includes a gas capture system having a first adsorber with a first sorbent material, wherein the first sorbent material is configured to adsorb an undesirable gas from a gas flow during an adsorption mode, and the first sorbent material is configured to desorb the undesirable gas into a steam flow to generate a gas/steam mixture during a desorption mode. The system further includes a post-desorption processor configured to receive the gas/steam mixture. The post-desorption processor is configured recover waste heat from the gas/steam mixture, separate the gas/steam mixture into the undesirable gas and water, and generate steam. The post-desorption processor is further configured to supply the steam through at least one steam circuit to the gas capture system, a steam turbine system, or a combination thereof.
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
F28D 20/02 - Heat storage plants or apparatus in generalRegenerative heat-exchange apparatus not covered by groups or using latent heat
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
B01D 53/46 - Removing components of defined structure
A system includes a gas capture system having a first adsorber with a first sorbent material. The first adsorber is configured to adsorb an undesirable gas from a gas flow into the first sorbent material in a plurality of adsorption stages in a reversed order with an increasing concentration of the undesirable gas, desorb the undesirable gas from the first sorbent material in a desorption mode, and cool the first sorbent material in a cooling mode. The system further includes a controller having a processor, a memory, and instructions stored on the member and executable by the processor to control the first adsorber in a sequence of the plurality of adsorption stages in the reversed order with the increasing concentration of the undesirable gas, the desorption mode, and the cooling mode.
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 53/96 - Regeneration, reactivation or recycling of reactants
B01D 53/08 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents according to the "moving bed" method
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
B01D 53/06 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
12.
SYSTEM AND METHOD FOR CARBON CAPTURE USING HEATED WATER FROM HEAT RECOVERY STEAM GENERATOR
A system includes a gas treatment system having a gas capture system configured to capture an undesirable gas from a gas flowing along a gas circuit. A steam supply circuit is configured to supply a steam from a heat recovery steam generator (HRSG) and/or a steam turbine system to the gas capture system. A fluid supply circuit is configured to supply a heated water from a low-pressure section of the HRSG to an attemperator. The attemperator is configured to attemperate the steam with the heated water.
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
F01K 7/22 - Steam engine plants characterised by the use of specific types of enginePlants or engines characterised by their use of special steam systems, cycles or processesControl means specially adapted for such systems, cycles or processesUse of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
13.
SYSTEM AND METHOD FOR GAS CAPTURE USING HEAT FROM SUPERCRITICAL FLUID POWER CYCLE
A system includes a gas treatment system having one or more gas capture systems configured to capture an undesirable gas from an exhaust gas of a combustion system. The system includes a supercritical fluid (SCF) power cycle having a fluid circuit with at least one compressor, at least one recuperator, at least one first heat exchanger, and at least one second heat exchanger. The fluid circuit is configured to circulate a supercritical fluid, the at least one heat exchanger is configured to transfer heat from the exhaust gas to the supercritical fluid, and the at least one second heat exchanger is configured to transfer heat from the supercritical fluid to the one or more gas capture systems.
F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
F01K 23/02 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
F01K 25/10 - Plants or engines characterised by use of special working fluids, not otherwise provided forPlants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
F25J 3/06 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by partial condensation
14.
GAS CAPTURE SYSTEM AND METHOD USING STEAM FROM STEAM TURBINE SUPPORTED BY AUXILIARY BOILER
A system includes a heat recovery steam generator (HRSG) configured to generate a first steam using heat from an exhaust gas. The system further includes an auxiliary boiler configured to generate a second steam and a steam turbine system configured to receive the first steam, the second steam, or a combination thereof. The system further includes a gas capture system configured to capture an undesirable gas from an exhaust gas. The gas capture system is configured to receive the second steam from the auxiliary boiler, a third steam from the steam turbine system while the steam turbine system receives the second steam from the auxiliary boiler, or a combination thereof.
F01K 3/24 - Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by separately-fired heaters
F01K 7/16 - Steam engine plants characterised by the use of specific types of enginePlants or engines characterised by their use of special steam systems, cycles or processesControl means specially adapted for such systems, cycles or processesUse of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
15.
SYSTEM AND METHOD FOR EARLY WARNING OF SOLIDS PLUGGAGE IN GAS-SOLID MULTI-PHASE FLOW THROUGH TRANSPORT PIPE
A system and method for early warning of solids pluggage in a gas-solid multi-phase flow through transport pipe. At least one doppler radar- based mass flow sensor measures reflections of signals from solid particles that are carried in a gas transport stream by the transport pipe from a solid particles feed source to a solid particles processing location. A controller detects conditions in the gas transport stream carrying the solid particles in the transport pipe that are representative of an early warning of pluggage of solid particles in the pipe as a function of information provided by the at least one doppler radar-based mass flow sensor.
G01F 1/76 - Devices for measuring mass flow of a fluid or a fluent solid material
G01F 1/663 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
A selective oxide-forming alloy, a coating formed from, and a machine component including the coating are provided. The selective oxide-forming alloy includes between 20 atomic percent and 26 atomic percent silicon (Si), between 21 atomic percent and 27 atomic percent titanium (Ti), between 30 atomic percent and 39 atomic percent aluminum (Al), between 2 atomic percent and 10 atomic percent hafnium (Hf), and a balance of niobium (Nb).
Systems, methods, and devices for hybrid series compensation in transmission lines using power electronics which may include a system with a transmission line connected to a power source; a fixed series capacitor (FSC) circuit connected in series with the transmission line; and a static synchronous series compensation (SSSC) circuit connected in series with the transmission line, wherein the FSC circuit and the SSSC circuit are configured to provide fixed and dynamic capacitive compensation to the transmission line.
A method for preventing, repairing or decreasing a leak in a cooling circuit connection ring (22) of an electric generator, e.g. stator (20), of a power plant. This is especially to allow to extend the operation to said connection ring during a (planned) outage or to prolong an end-of-life electric generator. Said method comprises a step of disconnecting cooling fluid inlet of and cooling fluid outlet said connection ring from a cooling fluid circuit of said electric generator, afterwards a step of applying a coating to the cooling fluid inlet with first compressed gas and finally a step of curing the applied coating with second compressed gas.
A fan differential pressure cooling structure for a dynamoelectric machine (36) is disclosed. The cooling structure includes a fan (66) disposed on the outer surface of a rotatable shaft (14) on which a rotor body (12) having a field windings of coils (18) is mounted thereon. Movement of the fan creates a differential pressure that causes a flow of the coolant fluid circulating about the rotor body and the plurality of field windings of coils to be driven into the coolant inlet (64) and through various passages formed in the rotatable shaft to cool conducting elements (60) disposed therein and out through a coolant outlet (80) arranged on the outer surface of the rotatable shaft about the fan proximate a casing (38) within which the rotor and a portion of the shaft are disposed.
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 1/32 - Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
20.
SYSTEM AND METHOD FOR FLUID CAPTURE USING A SILICON-CONTAINING CROSS-LINKED BINDER
Described herein are sorbents functionalized with ligands having an aminosilicone functional group. Also described herein are methods of making the sorbents functionalized with ligands having an aminosilicone functional group. Also described herein are methods of using the sorbents functionalized with ligands having an aminosilicone functional group.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A system for estimating clearances of a turbomachine is provided. The system includes one or more processors configured to perform operations including outputting an estimated bulk temperature. The operations further include determining a filtered bulk temperature. The filtered bulk temperature is determined based at least in part on the estimated bulk temperature and a measured bulk temperature. The measured bulk temperature is determined independently of the trained ROM. The operations further include determining, at a clearance estimator for each clearance of interest of the turbomachine, an estimated clearance. The estimated clearance for a given clearance of interest of the clearances of interest is determined based at least in part on the filtered bulk temperatures associated with the region of interest in which the given clearance of interest is positioned. The operations further include performing a control action based at least in part on the estimated clearances.
F01D 11/16 - Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
F01D 21/12 - Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to temperature
F01D 21/00 - Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for
A system includes one or more processors configured to execute a training module to train a reduced order model that, when trained, is configured to output estimates usable for determining clearances of a turbomachine. In executing the training module, the one or more processors are configured to: (a) determine a baseline bulk temperature; (b) determine a cooling/heating effectiveness; (c) define one or more nodes for each region of interest; (d) calculate a nodal cooling/heating effectiveness for each node of the one or more nodes; (e) calculate a nodal bulk temperature for each one of the one or more nodes; (f) determine, for each one of the regions of interest, a combined bulk temperature; (g) determine respective bulk temperature errors and/or respective thermal deflection errors; and (h) iterate implementation of (a) through (g) to reduce the respective thermal deflection errors and/or the respective bulk temperature errors toward zero error.
F01D 11/14 - Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
F01D 21/00 - Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for
F01D 21/12 - Shutting-down of machines or engines, e.g. in emergencyRegulating, controlling, or safety means not otherwise provided for responsive to temperature
Combustors and methods of operation are provided. The combustor includes a combustion liner that defines a combustion chamber and that extends along an axial centerline from a forward end to an aft end. The combustor further includes a center fuel nozzle that extends along the axial centerline at least partially within the combustion chamber. The combustor further includes a plurality of outer fuel nozzles that surround the center fuel nozzle. The plurality of outer fuel nozzles terminates at the forward end. A venturi injector is positioned in the combustor within the combustion chamber downstream of the center fuel nozzle. The combustor further includes an injector that is coupled to the combustion liner and downstream of the venturi injector.
F23R 3/16 - Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
F02C 3/22 - Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
24.
ALTERNATIVE FUEL COMBUSTOR WITH RECIRCULATION ZONE
A combustor includes a combustion liner that extends along an axial centerline from a forward end to an aft end. The combustion liner defines a combustion chamber. The combustor includes a center fuel nozzle that extends along the axial centerline at least partially within the combustion chamber. The combustor further includes a plurality of outer fuel nozzles that surround the center fuel nozzle. The plurality of outer fuel nozzles terminate at the forward end. The combustor further includes a vortex generating element that is configured to induce a recirculation zone for the stabilization of a flame. The combustor further includes a fuel injector that is coupled to the combustion liner at least partially downstream of center fuel nozzle. The combustor further includes an air injector that is coupled to the combustion liner downstream of the fuel injector.
A combustor includes combustion liner that defines a combustion chamber that extends from a forward end to an aft end. The combustor further includes a fuel nozzle. The combustor further includes a first air injection apparatus that is disposed at a first air injection stage and that is fluidly coupled to an air supply. The first air injection apparatus includes a bluff body that has a side wall and a downstream plate. The first air injection apparatus is configured to introduce air at a downstream end into the combustion chamber at the first air injection stage. The combustor further includes a second air injection apparatus that is disposed at a second air injection stage and that is fluidly coupled to the air supply. The second air injection stage is positioned downstream of the fuel nozzle and the first air injection stage.
F23C 1/00 - Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in air
F02C 3/22 - Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
F02C 3/30 - Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine
26.
STATOR DIAPHRAGM WITH SEAL RING, STEAM TURBINES AND POWER PLANTS INCLUDING STATOR DIAPHRAGM AND METHODS FOR ARRANGING SEAL RINGS IN STATOR DIAPHRAGMS
The present disclosure relates to a stator diaphragm comprising a diaphragm body including a radially outer ring, a radially inner ring and a plurality of stator vanes extending between the radially outer ring and the radially inner ring. The diaphragm body further comprises an axial seal face and a circular groove at the axial seal face. The stator diaphragm further comprises a seal ring and a plurality of spacers arranged in the circular groove, and the spacers axially position the seal ring in the circular groove. The present disclosure further relates to steam turbines comprising such stator diaphragms, to power plants comprising said steam turbines, and to methods for arranging a seal ring between a seal face of a stator diaphragm and a stationary part of a steam turbine.
A method for capturing carbon dioxide. The method includes receiving, by an adsorbent bed comprising one or more adsorption modules and one or more temperature regulating modules, a gas stream, and receiving, by one or more contactors, at least one regulating stream for use in controlling a temperature of at least one of the one or more adsorption modules and the gas stream. The method also includes adsorbing, by the one or more adsorption modules, at least one of water vapor and carbon dioxide from the gas stream, and discharging, by the adsorbent bed, an exhaust stream. The method further includes modulating the temperature of the gas stream exiting the one or more temperature regulating modules to facilitate increasing an amount of at least one of the water vapor and the carbon dioxide captured and subsequently released by the adsorbent bed.
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
A computer system for implementing finite element analysis is provided. The computer system is programmed to: divide a model of an additive manufacturing (AM) article of manufacture into a submodel of a region of interest and a remaining section; mesh the remaining section with a coarse mesh; calculate a compliance matrix for each layer of the remaining section based upon the coarse mesh; mesh the submodel with a fine mesh, wherein the fine mesh covers a subset of the geometry relative to the coarse mesh; divide the submodel into layers based upon the fine mesh; analyze each layer of the submodel based upon the fine mesh; determine an effect of the remaining section on the submodel based upon the plurality of compliance matrices; and generate an updated submodel based upon the analysis and the effect of the remaining section on the submodel.
B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor
B22F 3/00 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sinteringApparatus specially adapted therefor
Systems, apparatuses, and methods are provided herein for the adaptive management of a network of devices. The system is configured to train a context model, receive signals from the network of devices, determine, based on the context model, context data associate with a current condition of the network of devices, determine a formation plan based on the context data, configure one or more scout applications based on the formation plan and device information stored in the network device database, and cause the one or more scout applications to be executed by the one or more devices in the network of devices.
A power generation system including a capture system for use in capturing carbon dioxide, a controller configured to operate the capture system, and a modeling system including a processor is provided. The processor is configured to identify a model training data set, each instance of the model training data set identifying a sorbent used by the capture system, a carbon capture performance value for the sorbent, and a plurality of primary feature values associated with a plurality of primary features, generate one or more secondary features based on one or more of the plurality of primary features, generate a transfer function, and determine, using the transfer function, one or more prospective sorbents to be used by the capture system. The controller operates the capture system using the one or more prospective sorbents determined by the modeling system.
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
G06F 17/18 - Complex mathematical operations for evaluating statistical data
The present disclosure relates to shaft sealing assemblies (2) for sealing a casing (5) of a rotating machine (1) that includes electric generators, short circuit generators, synchronous condenser and flywheels thereof. The present disclosure further relates to methods for sealing of a casing (5) of a rotating machine (1). A shaft sealing assembly (2) comprises a shaft seal gland (8) configured to be arranged around the rotatable shaft (3), a flexible sleeve (7) configured to flexibly connect the shaft seal gland (8) to the casing (5) and to create a seal between the shaft seal gland (8) and the casing (5) for maintaining pressure conditions within the casing (5), and a fixation element (6) configured to fix the shaft seal gland (8) to the bearing block (4) thereby avoiding or preventing relative displacement of the shaft seal gland (8) and the bearing block (4).
F16J 15/3224 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip capable of accommodating changes in distances or misalignment between the surfaces, e.g. able to compensate for defaults of eccentricity or angular deviations
F16J 15/52 - Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
37 - Construction and mining; installation and repair services
Goods & Services
Pneumatic valve actuators; hydraulic valve actuators; hydraulic linear actuators, other than for land vehicles, and structural and replacement parts therefor, namely, housings, pistons, piston rods, springs and spring packages, retaining rings, and stroke transmitters, all sold as integral components of the actuators; thermostatic control valves for machines; stop valves being parts of machines; all of the foregoing are for use in hydraulic steam turbines control systems that generate or are used in connection with generating power, and not for use in plastic injection molding machines Steam valves for use in hydraulic steam turbines control systems that generate or are used in connection with generating power, and not for use in plastic injection molding machines repair, maintenance and retrofit of steam turbine plants; custom construction of steam turbine plants, including the custom construction of upgrades to the steam turbine plants
A capture system for use in capturing carbon dioxide, the capture system including at least one adsorbent bed including a sorbent. The at least one adsorbent bed is oriented to receive a gas stream, adsorb carbon dioxide from the gas stream via the sorbent, and discharge an exhaust stream. The capture system includes a contactor in close proximity to the adsorbent bed, the contactor oriented to receive a regulating fluid for use in indirectly controlling a temperature of the adsorbent bed, and a pressure assembly oriented to control a pressure of the exhaust stream discharged from the adsorbent bed. The capture system also includes a controller configured to modulate the temperature and the pressure of the adsorbent bed to facilitate increasing an amount of carbon dioxide captured by the capture system.
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 53/08 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents according to the "moving bed" method
In some embodiments, the present disclosure relates to methods of functionalizing a fluid capture material with at least one functionalization ligand including an amine group. In some embodiments, the present disclosure relates to a system including a substrate and a fluid capture material formed on one or more surfaces of the substrate. The fluid capture material includes a sorbent material that binds one or more fluids, the one or more fluids including water, carbon dioxide, sulfur oxides, alcohols, or a combination thereof. The fluid capture material also includes one or more binder materials, wherein the binder material is optionally at least partially cross-linked. The fluid capture material optionally includes at least one pore. The fluid capture material is functionalized with at least one functionalization ligand including an amine group.
The present application provides a method for performing data analytics in hybrid systems. The method may involve: determining a quantum of historical data associated with a machine learning model; determining an order associated with the machine learning model; determining whether a latency associated with the machine learning model is critical; selecting a server from a plurality of servers based at least in part on the quantum of historical data, the order, and the latency; and training the machine learning model using the server. The method may further involve: determining, using the machine learning model, a condition deterioration associated with a power transformer system.
The present application provides a method for performing data analytics in hybrid systems. The method may involve: determining a quantum of historical data associated with a machine learning model; determining an order associated with the machine learning model; determining whether a latency associated with the machine learning model is critical; selecting a server from a plurality of servers based at least in part on the quantum of historical data, the order, and the latency; and training the machine learning model using the server. The method may further involve: determining, using the machine learning model, a condition deterioration associated with a power transformer system.
A capture system for use in capturing carbon dioxide, the capture system including an adsorbent bed including at least one adsorption module and a functionalized sorbent. The at least one adsorption module is oriented to receive a gas stream, adsorb carbon dioxide from the gas stream via the functionalized sorbent, and discharge an exhaust stream. The capture system further includes a contactor for use in dynamically controlling a temperature and a relative humidity of the at least one adsorption module and a controller configured to modulate the temperature and the relative humidity based on the functionalized sorbent to facilitate increasing an amount of carbon dioxide captured by the adsorbent bed.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
38.
SYSTEM FOR REHEAT STEAM TEMPERATURE TURNDOWN CONTROL IN HEAT RECOVERY STEAM GENERATORS
A steam supply system for a power generation system is disclosed. The steam supply system includes a heat recovery steam generator and a fired reheater. The heat recovery steam generator includes a high-temperature section including a high-pressure superheater and a reheater arranged in series with respect to exhaust gas flowing through the heat recovery steam generator; and, an evaporator downstream from the high-temperature section. The evaporator extracts heat from exhaust gases exiting the high-temperature section. The fired reheater contributes at least a portion of energy necessary to increase a temperature of cold reheat steam to a target temperature.
F02C 6/04 - Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
F01K 7/22 - Steam engine plants characterised by the use of specific types of enginePlants or engines characterised by their use of special steam systems, cycles or processesControl means specially adapted for such systems, cycles or processesUse of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
In some embodiments, the present disclosure relates to a system. The system includes a substrate and a fluid capture material formed on one or more surfaces of the substrate. The fluid capture material includes a sorbent material that binds one or more fluids, the one or more fluids including water, carbon dioxide, sulfur oxides, alcohols, or a combination thereof. The fluid capture material also includes one or more binder materials, wherein the binder material is optionally at least partially cross-linked. The fluid capture material includes at least one pore.
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 53/46 - Removing components of defined structure
Anoxy-combustion combined cycle power plant that includes a gas turbine engine configured to combust natural gas and pure oxygen to generate power, and configured to discharge exhaust gas consisting essentially of carbon dioxide and water therefrom. A heat recovery system of the power plant includes a fluid path that is a closed loop, the fluid path channeling a working fluid that is carbon dioxide therethrough. A first heat exchanger is coupled along the fluid path, and a turbine is coupled downstream from the first heat exchanger along the fluid path. The first heat exchanger is configured to transfer heat from the exhaust gas to the working fluid, and the turbine is configured to use the heated working fluid, received from the first heat exchanger, to generate power.
The present application provides a method for monitoring a through fault current. The method may involve: detecting a through fault; calculating an electrical stress, peak current, and duration of the through fault; determining two sets of percentage state changes associated with the through fault: assigning a respective set of weights and criticalities to each set of percentage state changes; calculating a mechanical state change based on the first set of percentage state changes and the first set of weights and criticalities; calculating a thermal state change based on the second set of percentage state changes and the second set of weights and criticalities; calculating a cumulative state change based on the mechanical and thermal state changes; and training a machine learning model using the electrical stress, peak current, duration, two sets of percentage state changes, and mechanical, thermal, and cumulative state changes.
The present application provides a method for monitoring a through fault current. The method may involve: detecting a through fault; calculating an electrical stress, peak current, and duration of the through fault; determining two sets of percentage state changes associated with the through fault; assigning a respective set of weights and criticalities to each set of percentage state changes; calculating a mechanical state change based on the first set of percentage state changes and the first set of weights and criticalities; calculating a thermal state change based on the second set of percentage state changes and the second set of weights and criticalities; calculating a cumulative state change based on the mechanical and thermal state changes; and training a machine learning model using the electrical stress, peak current, duration, two sets of percentage state changes, and mechanical, thermal, and cumulative state changes.
A power generation system including a gas turbine is disclosed. The power generation system includes a steam supply system including a high-temperature high pressure superheater and a high-temperature intermediate pressure reheater; a steam turbine assembly including at least one of a non-condensing steam turbine, a high-pressure steam turbine section, an intermediate-pressure steam turbine section; and a low-pressure steam turbine section, and, a control system coupled to the steam supply system and to the steam turbine assembly. The control system configured to selectively control a supply of reheat steam to the non-condensing steam turbine and to the intermediate-pressure steam turbine section; and selectively control a supply of high pressure superheated steam to the non-condensing steam turbine and high-pressure steam turbine section.
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F01K 25/06 - Plants or engines characterised by use of special working fluids, not otherwise provided forPlants operating in closed cycles and not otherwise provided for using mixtures of different fluids
F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
44.
SPRING INSERT ASSEMBLY FOR NON-BUCKETED STAGE GROOVE IN TURBINE ROTOR AND TURBINE
A spring insert assembly (20) for a non-bucketed stage groove (18) in a turbine rotor (16) is described. Each of the spring inserts (64) have a base portion (46) inserted under hook lands (52) established in the non-bucketed stage groove, a neck portion (48) extending outward from the base portion, an extending cover (50) portion on the neck portion. The cover portion interfaces in mating engagement with cover portions of adjacent spring inserts in a tangential direction. The mating engagement between the cover portions of the spring inserts is a circumferential interference fit. The circumferential fit between the cover portions of the spring inserts creates an elastic twist in a predetermined direction between the cover portions and one of the base portions and the neck portions of the spring inserts.
The present disclosure relates to an elevation and leveling assembly for supporting a rotating machine. The assembly comprises a base block defining an inner space for receiving one or more shim plates and the leveling assembly further comprises a washer assembly. The washer assembly comprises a bowl configured for being received in the inner space and on top of the shim plates and has a curved top surface. The washer assembly further comprises a washer with a curved bottom surface that is complementary to the curved top surface of the bowl such that the washer can tilt with respect to the bowl. The washer assembly has a sliding top surface for supporting the rotating machine. The present disclosure further relates to turbomachines, and more particularly steam turbines supported by such assemblies and to power plants including such steam turbines and also relates to the use of such leveling assemblies.
F01D 25/28 - Supporting or mounting arrangements, e.g. for turbine casing
F16M 5/00 - Engine beds, i.e. means for supporting engines or machines on foundations
F16M 7/00 - Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or baseAttaching non-moving engine parts, e.g. cylinder blocks
F16M 1/00 - Frames or casings of engines, machines, or apparatusFrames serving as machinery beds
F01D 25/24 - CasingsCasing parts, e.g. diaphragms, casing fastenings
46.
PISTON RINGS FOR STEAM TURBINE VALVES AND PISTON RING ASSEMBLIES
The present disclosure relates to piston rings including an overlapping region wherein the first ring body end and the second ring body end overlap with each other. The piston ring further comprises at least one groove circumferentially outside the overlapping region to provide a channel for controlled leakage flow. The present disclosure further relates to piston ring assemblies comprising a groove for controlled leakage flow. The present disclosure further relates to valves, particularly butterfly valves, including such piston ring assemblies, and further relates to steam turbines incorporating such valves.
The present application provides a system for malicious control detection in power grids. The system includes at least one node configured to detect power grid parameters for each power phase and generate a signal indicative of time-series sensor measurements for each power phase. A controller in communication with the node may be configured to receive from the at least one node, the respective signals, extract at least one feature from the respective signals, provide the at least one feature as an input to a deep-learning model, receive an output from the deep-learning model indicative of a relationship between the power grid parameters and a node health associated with the at least one node, generate a status tag associated with the at least one node based at least in part on the output, wherein the status tag is normal or malicious, and generate a status signal indicative of the status tag.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
48.
METHOD FOR IMPROVING A LOW-PRESSURE SECTION ROTOR BLADE FOR A STEAM TURBINE, LOW-PRESSURE SECTION ROTOR BLADE FOR A STEAM TURBINE, ROTOR AND STEAM TURBINE POWER PLANT
The present disclosure relates to low-pressure section rotor blades (1) for steam turbines as well as to steam turbine rows, steam turbine rotors and to steam turbines. A method for improving one or more low-pressure section rotor blades (1) for a steam turbine comprises determining at least one of vibrations and aeromechanical instabilities of said one or more blades (1) and providing one or more holes (11) in said one or more blades (1) while the blades (1) are connected to a rotor. The one or more holes (11) extend from the tip end (4) towards the root end (2). The aerodynamic contour (3) of the one or more blades (1) remains unchanged.
A system includes a duct burner configured to add heat via combustion to an exhaust gas directed through a heat recovery steam generator (HRSG), a fuel supply configured to supply a fuel to the duct burner, and an oxidant supply configured to supply an oxidant to the duct burner. The system also includes a controller having a memory, a processor, and instructions stored on the memory and executable by the processor to: control the fuel supply to supply the fuel to the duct burner, and control the oxidant supply to supply the oxidant to the duct burner, wherein the control of the oxidant supply is based on a comparison of an oxygen content in the exhaust gas to an oxygen threshold.
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F01K 13/02 - Controlling, e.g. stopping or starting
The present application provides a method for determining a distance to a fault in a hybrid lines system. The method may involve calculating, based in part on measured voltage samples and measured current samples, a first set of voltage phasors and current phasors, calculating, based in part on input line parameters, ABCD parameters associated with the hybrid lines system, calculating, based in part on the first set of voltage phasors and current phasors and the ABCD parameters, a second set of voltage phasors and current phasors, collecting, based in part on the second set of voltage phasors and current phasors, faulty phase voltage phasors and current phasors, identifying, based in part on the faulty phase voltage phasors and current phasors, the fault in a faulty section of the hybrid lines system and associated parameters, and calculating, based in part on the associated parameters, the distance to the fault.
ABSTRACT The present application provides a method for determining a distance to a fault in a hybrid lines system. The method may involve calculating, based in part on measured voltage samples and measured current samples, a first set of voltage phasors and current phasors, calculating, based in part on input line parameters, ABCD parameters associated with the hybrid lines system, calculating, based in part on the first set of voltage phasors and current phasors and the ABCD parameters, a second set of voltage phasors and current phasors, collecting, based in part on the second set of voltage phasors and current phasors, faulty phase voltage phasors and current phasors, identifying, based in part on the faulty phase voltage phasors and current phasors, the fault in a faulty section of the hybrid lines system and associated parameters, and calculating, based in part on the associated parameters, the distance to the fault.
The present application provides a method for determining a distance to a fault in a power systems network. The method may involve determining, based on a set of measured voltage samples, a set of processed voltage samples; determining, based on a set of measured current samples, a set of processed reactive current samples, a set of processed resistive current samples, a set of processed negative sequence current samples, and a set of processed zero sequence current samples; selecting, based on an indication from a faulty phase indicator, a selected processed voltage sample, a selected processed reactive current sample, a selected processed resistive current sample, and a selected processed negative or zero sequence current sample; determining, based on the selected processed reactive current sample, that no distortion has occurred due to current transformer (CT) saturation; and calculating, based on the determination that no distortion has occurred, the distance to the fault.
The present application provides a method for determining a distance to a fault in a power systems network. The method may involve determining, based on a set of measured voltage samples, a set of processed voltage samples; determining, based on a set of measured current samples, a set of processed reactive current samples, a set of processed resistive current samples, a set of processed negative sequence current samples, and a set of processed zero sequence current samples; selecting, based on an indication from a faulty phase indicator, a selected processed voltage sample, a selected processed reactive current sample, a selected processed resistive current sample, and a selected processed negative or zero sequence current sample; determining, based on the selected processed reactive current sample, that no distortion has occurred due to current transformer (CT) saturation; and calculating, based on the determination that no distortion has occurred, the distance to the fault.
Described herein are methods and systems for proposing coordination framework compounds, such as crystalline porous materials, crystalline open frameworks, reticular chemistry, metal-organic framework (MOF) compounds, covalent organic framework (COF) compounds, zeolitic imidazolate framework (ZIF) compounds, and combinations thereof. Also described herein are coordination framework compounds produced by same. The methods and systems described herein combine machine learning and chemistry to propose chemically valid and performance improved coordination framework compounds that meet different goals of material discovery.
G16C 20/70 - Machine learning, data mining or chemometrics
G16C 20/30 - Prediction of properties of chemical compounds, compositions or mixtures
G16C 10/00 - Computational theoretical chemistry, i.e. ICT specially adapted for theoretical aspects of quantum chemistry, molecular mechanics, molecular dynamics or the like
A bundled tube fuel nozzle assembly for a gas turbine combustor includes: a forward plate facing a head end air plenum, an aft plate facing a combustion chamber, and premixing tubes extending from the forward plate to the aft plate. An interior side wall extends circumferentially around the first plurality of premixing tubes and defines an interior fuel plenum, and an exterior side wall extends circumferentially around the interior side wall and defines an exterior fuel plenum. Both side walls extend axially from the forward plate to the aft plate. The interior fuel plenum is in fluid communication with the exterior fuel plenum. Each premixing tube includes at least one fuel injection hole therethrough, which is in fluid communication with the interior fuel plenum. The head end air plenum is in fluid communication with the combustion chamber, via inlet ends of the premixing tubes.
The present application provides a sorbent system for flue gas carbon capture. The sorbent system may include a stationary sorbent bed and a rotating manifold in communication with the stationary sorbent bed.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
There is provided a diode valve assembly comprising a diode valve (30) and a sealed enclosure (32), the diode valve (30) including at least one diode, the or each diode housed inside the sealed enclosure (32), the sealed enclosure (32) filled with a fluid insulant (46).
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
H02M 7/757 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
H01L 23/473 - Arrangements for cooling, heating, ventilating or temperature compensation involving the transfer of heat by flowing fluids by flowing liquids
H01L 25/11 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices having separate containers the devices being of a type provided for in subclass
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
58.
SYSTEM AND METHOD HAVING THERMAL CONTROL FOR GAS CAPTURE SYSTEM
A system includes a gas capture system having a first adsorber with a first sorbent material and a first phase change material. The first sorbent material is configured to adsorb an undesirable gas from a gas flow during an adsorption mode. The first phase change material is configured to absorb heat during the adsorption mode to increase a capacity of the first sorbent material to adsorb the undesirable gas.
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
F02C 6/14 - Gas-turbine plants having means for storing energy, e.g. for meeting peak loads
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
There is provided a reaction blade stage for a steam turbine, wherein the reaction blade stage has a ratio of a blade profile chord length of the fixed blades to a blade profile chord length of the moving blades equal to 1.5 – 2.5 and the reaction blade stage is located on and / or after the Wilson point of the steam turbine.
A computer system is provided. The computer system includes a scheduling computing device configured to receive computational task data defining a computational task to be performed, retrieve site data corresponding to each of a plurality of data processing computing devices, select, based on the computational task data and the site data, i) a first computational algorithm for executing the computational task, ii) a first data processing computing device of the plurality of data processing computing devices, and iii) at least one time period for executing the first computational algorithm by the first data processing computing device, wherein the first computational algorithm, the first data processing computing device, and the at least one time period are selected to facilitate reducing carbon dioxide emissions associated with executing the computational algorithm, and instruct the first data processing computing device to execute the first computational algorithm during the at least one time period.
An electrical discharge system (4) for discharging a plurality of power transmission media (2) of a power transmission network, the electrical discharge system (4) comprising: a discharge circuit (10) for discharging electrical current to ground (12); and a plurality of primary discharge switching elements (16), each primary discharge switching element (16) for connection to a respective one of the plurality of power transmission media (2); and a common electrical connection (14) that is electrically connected to the discharge circuit (10), wherein each primary discharge switching element (16) is configured to be switchable to selectively connect and disconnect the respective power transmission medium (2) to and from the common electrical connection (14).
A combustion system is provided. The combustion system includes a topping cycle generating a flow of exhaust gas and a bottoming cycle. The combustion system further includes a fuel cell having an anode side, a cathode side, and an electrolyte. The cathode side receives the flow of exhaust gas from the topping cycle via a cathode inlet line. The cathode side removing a first portion of pollutants from the exhaust gas. The combustion system further includes a heat recovery steam generator (HRSG) that receives the exhaust gases from the cathode side via a cathode outlet line. The HRSG generates a flow of steam for use in the bottoming cycle. A carbon capture system is fluidly coupled to the HRSG via an HRSG outlet line. The carbon capture system removes a second portion of pollutants from the exhaust gas.
A combustion system is provided. The combustion system includes a topping cycle generating a flow of exhaust gas and a bottoming cycle. The combustion system further includes a heat recovery steam generator (HRSG) that receives the exhaust gases from the topping cycle. The HRSG generates a flow of steam for use in the bottoming cycle. A fuel cell includes an anode side, a cathode side, and an electrolyte. The cathode side receives the flow of exhaust gas from HRSG via a cathode inlet line. The cathode side removes a first portion of pollutants from the exhaust gas. A carbon capture system is fluidly coupled to cathode side via a cathode outlet line. The carbon capture system removes a second portion of pollutants from the exhaust gas.
F01N 3/02 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F01N 3/033 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
F01K 23/18 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids characterised by adaptation for specific use
A radiation shield for blocking radiation at a gas turbine piping connection joint is provided. The radiation shield is configured to surround the gas turbine piping connection joint. The radiation shield includes at least two shield portions in contact with one another at a pair of flanged ends. The at least two shield portions collectively define an opening. Each shield portion of the at least two shield portions includes an inner shell, an outer shell, and insulation disposed between the inner shell and the outer shell. One of the inner shell or the outer shell includes a pipe connection bracket that extends into the opening.
A niobium-silicide based alloy and a turbine having at least a turbine component formed from the niobium-silicide based alloy are provided. The niobium-silicide based alloy comprises: between about 14 atomic percent and about 24 atomic percent titanium (Ti); between about 11 atomic percent and about 19 atomic percent silicon (Si); between about atomic percent and about 8 atomic percent chromium (Cr); between about 2 atomic percent and about 6 atomic percent hafnium (Hf); up to about 4 atomic percent aluminum (Al); between about 0.5 atomic percent and about 1 atomic percent tin (Sn); between about atomic percent and about 15 atomic percent tantalum (Ta); between about 1 atomic percent and about 5 atomic percent tungsten (W); up to about 5 atomic percent rhenium (Re); up to about 5 atomic percent zirconium (Zr); up to about 6 atomic percent yttrium (Y); and a balance of niobium (Nb).
C22C 27/02 - Alloys based on vanadium, niobium or tantalum
C22C 29/18 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides based on silicides
C22C 30/04 - Alloys containing less than 50% by weight of each constituent containing tin or lead
C22F 1/16 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
66.
SYSTEM AND METHOD FOR OPTIMIZING COMBUSTION IN A BOILER
A system (62) and method for optimizing combustion in boiler (12) is described. The optimization of the combustion in the boiler (12) involves obtaining various data relating to the flow of fuel and air to burners of the boiler and the flame in the burner zone (21) of the boiler (12) that is generated from the introduction of the fuel and air into the burner zone. The data is used to determine air flows to the burners. The data and air flows are used to balance air and fuel at individual burners by manipulating air to match the fuel flow. The balancing of air and fuel at individual burners by manipulating air to match the fuel flow uses a guided search optimization algorithm that mixes stoichiometry determinations with a custom search algorithm that accounts for measurement inaccuracies and unexpected interactions between burners.
A system includes a controller configured to change operation of a combustion driven power plant between a first control mode and a second control mode. The first control mode includes a firing mode of the combustion driven power plant, and an exhaust gas treatment mode of a gas treatment system to treat an exhaust gas through at least one gas capture system. The second control mode includes a non-firing mode of the combustion driven power plant, and an air treatment mode to treat an airflow through the at least one gas capture system, wherein the airflow is induced by one or more air movers
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
F01N 3/08 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
The present application provides a variable spray system for spraying a workpiece with a spray-able material at different angles. The variable spray system may include a linear actuator, a cam follower assembly, and a spray arm assembly. The linear actuator drives the cam follower assembly such that the cam follower assembly positions the spray arm assembly at a first angle with respect to the workpiece in a first stroke of the linear actuator and positions the spray arm assembly at a second angle with respect to the workpiece in a second stroke of the linear actuator.
B24C 1/10 - Methods for use of abrasive blasting for producing particular effectsUse of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
B24C 3/02 - Abrasive blasting machines or devicesPlants characterised by the arrangement of the component assemblies with respect to each other
B24C 3/32 - Abrasive blasting machines or devicesPlants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
69.
GAS TURBINE COMBUSTOR WITH MULTIPLE FUEL STAGES AND METHOD OF OPERATION
A combustor for a gas turbine engine comprises: a head end section defining a head end plenum and containing a fuel nozzle assembly; and a liner extending downstream from the head end section to an aft frame and defining a combustion chamber therein. First injectors, disposed at a first axial location, direct a first fuel/air mixture through the liner. Second injectors, disposed at a different, second axial location, direct a second fuel/air mixture through the liner. Each of the head end section, the first injectors, and the second injectors receives a respective air supply from a compressor discharge plenum that at least partially surrounds the combustor. The respective air supplies are directed to only one of the fuel nozzle assembly, the first injectors, and the second injectors. The first injectors and the second injectors receive more than 50% of the air supply from the compressor discharge plenum.
A method of operating a gas turbine combustor includes: selectively directing fuel and a first air supply through a fuel nozzle assembly in a head end section to produce a first fuel/air mixture, which is ignited within a liner to produce combustion gases; selectively directing a second fuel/air mixture through the liner from at least one first injector disposed at a first axial location; selectively directing a third fuel/air mixture through the liner from at least one second injector disposed at a downstream, second axial location. Each of the fuel nozzle assembly, the first injector(s), and the second injector(s) receives only a respective air supply from a compressor discharge plenum. The second injector(s) receive a respective air supply that is greater than each of the respective air supplies of the fuel nozzle assembly and the first injector(s).
A system includes a gas treatment system having a first gas capture system configured to at least partially capture an undesirable gas, and at least one gas capture system configured to at least partially capture the undesirable gas. The gas treatment system also includes an exhaust flow path through the at least one gas capture system, an airflow path through the at least one gas capture system, and at least one flow control. The at least one flow control is configured to direct an exhaust gas from a combustion system through the exhaust flow path in a first control mode to enable gas capture from the exhaust gas by the at least one gas capture system, wherein the at least one flow control is configured to direct an airflow through the airflow path in a second control mode to enable gas capture from the airflow by the at least one gas capture system.
F01N 3/033 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
72.
COATING COMPOSITION, COATED TURBINE COMPONENT, AND METHOD OF APPLYING THE COATING
A composition includes aluminum (Al), and a blend of a carbide and nickel-chromium (Ni-20Cr). The method of applying a coating composition includes blending a carbide and nickel-chromium (Ni-20Cr) with aluminum (Al) to form a composition, the carbide and the nickel-chromium (Ni-20Cr) in a range between 90% and about 99.5% by weight of the composition, and wherein the aluminum (Al) is in a range between about 0.5% and less than about 10% by weight of the composition; and spraying the composition on the turbine component.
A combustor for a gas turbine engine includes a head end section containing a fuel nozzle assembly and a liner extending downstream from the head end section to an aft frame and defining a combustion chamber therein. First injectors, disposed at a first axial location, directs a first fuel/air mixture through the liner. Second injectors, disposed at a second downstream axial location, direct a second fuel/air mixture through the liner. A compressor discharge casing, which at least partially surrounds the combustor, defines a plenum from which a first air supply is directed only to the first injectors, a second air supply is directed only to the second injectors, and a third air supply is directed only to the head end section. The second air supply is greater than each of the first air supply and the third air supply.
A combustion system is provided. The combustion system includes a topping cycle. The combustion system further includes a fuel cell including an anode side, a cathode side, and an electrolyte. The anode side receives fuel via an anode inlet line and generates anode output products containing a first portion of hydrogen. The cathode side receives oxidants from a cathode inlet line. The combustion system further includes a separation system having a water gas shift reactor that produces a second portion of hydrogen from the anode output products. The topping cycle is fluidly coupled to the separation system such that the topping cycle receives the hydrogen produced from the anode output products.
H01M 8/0668 - Removal of carbon monoxide or carbon dioxide
F02C 3/00 - Gas-turbine plants characterised by the use of combustion products as the working fluid
H01M 8/06 - Combination of fuel cells with means for production of reactants or for treatment of residues
H01M 8/0606 - Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
H01M 8/0612 - Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
H01M 8/22 - Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elementsFuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
A radiation shield assembly for blocking radiation at a gas turbine piping connection joint is provided. The radiation shield assembly includes a radiation shield configured to surround the gas turbine piping connection joint. The radiation shield includes at least two shield portions coupled to one another at a pair of flanged joints. Each shield portion of the at least two shield portions include an inner shell, an outer shell, and insulation disposed between the inner shell and the outer shell.
A system includes a gas turbine having a turbine shaft disposed along a rotational axis, a turbine casing disposed circumferentially about the turbine shaft, a combustion gas path disposed between the turbine shaft and the turbine casing, a turbine stage disposed in the combustion gas path, wherein the turbine stage includes a plurality of turbine vanes disposed upstream from a plurality of turbine blades. The system includes an isothermal expansion system coupled to the turbine stage. The isothermal expansion system includes a plurality of fluid injectors configured to vary axial positions of combustion within a turbine stage expansion of the turbine stage to reduce temperature variations over the turbine stage expansion, wherein at least one fluid injector of the plurality of fluid injectors is coupled to each of the plurality of turbine vanes.
The present disclosure is related to thrust bearing assemblies for a rotating machine. The thrust bearing assemblies comprises a plurality of thrust pads (104) configured to support an axial load of a collar (15) mounted on a shaft (14), a structural base (102) configured to carry the thrust pads; a plurality of pad actuators (106) configured to position the thrust pads, and a hydraulic system for transferring the axial load between the thrust pads. A method for installing the thrust bearing assembly in a rotating machine is also provided.
A power generation system coupled to a power grid, the power generation system including a controller configured to facilitate stabilizing an output of the power generation system after a grid event of the power grid is detected. The power generation system includes a gas turbine engine, a heat recovery steam generator, and an exhaust gas recirculation line. A compressor of the gas turbine engine includes an inlet oriented to receive an air flow, and a recirculation inlet. A turbine of the gas turbine engine is configured to discharge an exhaust gas stream therefrom. The heat recovery steam generator is configured to extract heat from the exhaust gas stream and discharge an exhaust gas recirculation stream therefrom. The exhaust gas recirculation line is configured to channel the exhaust gas recirculation stream towards the compressor. The exhaust gas recirculation stream includes at least one recirculation cooler and a recirculation blower.
F02C 3/34 - Gas-turbine plants characterised by the use of combustion products as the working fluid with recycling of part of the working fluid, i.e. semi-closed cycles with combustion products in the closed part of the cycle
79.
GAS SEPARATION CONTACTOR MODULE AND METHOD FOR MAKING GAS SEPARATION CONTACTOR MODULE
A method of forming a gas separation contactor module (250) includes disposing a sorbent material (120) on a film (110) (112); heat treating (130) the sorbent materials (120) on the film (110) to dry the sorbent material (120); forming a unit frame (220), the unit frame including perforated pipe (200); forming a sorbent unit (150) from the dried sorbent material (120) on film 110 to correspond to the unit frame (220); and disposing the sorbent unit (150) on the unit frame (220).
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
80.
GAS SEPARATION CONTACTOR MODULE ASSEMBLY AND METHOD FOR MAKING GAS SEPARATION CONTACTOR MODULE ASSEMBLY
A method of forming a gas separation contactor module assembly can include stacking and connecting multiple contactor modules each formed by providing a sorbent material on a film, heat treating the combined sorbent material and film, forming a first frame, sizing the processed sorbent material and film to correspond to the first frame to form a sized sorbent unit, and forming an exposure module by placing sorbent units on top and bottom of first frame. The method further includes disposing at least one of a two-way pipe and a four-way pipe at corners of the exposure module; wherein the at least one of a two-way pipe and a four-way pipe are configured to carry gas to be processed and/or heating gas to the gas separation contactor module assembly. The exposure modules can be stacked vertically and/or horizontally, as can the contactor module assemblies.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
Systems and methods to locate the position of cooling holes on an outer surface of a turbine engine component, based on a three-dimensional measurement along an X-axis, a Y-axis, and a Z-axis, and an extracted two-dimensional measurement along the X-axis and the Y-axis. The two-dimensional data is analyzed to find a common geometric feature of the component and determine a scan area based on the common geometric feature. The component is measured within the scan area to locate a cooling hole located on the outer surface of the component. A surface profile of the cooling hole is extracted along the X-axis and the Y-axis, and an orientation of the cooling hole is extracted along the Z-axis. A three-dimensional coordinate set of the cooling hole is calculated based on the surface profile and the orientation.
A turbomachine compressor includes a final stage of vanes having tip shrouds in a circumferential groove of an inner casing. Each tip shroud defines a downstream opening with an aft wall of the groove. Under each tip shroud, an exit channel extends to a high pressure packing seal (HPPS) cavity to reduce leakage of fluid from downstream to an area upstream of the final stage of vanes. A first seal in the circumferential groove diverts compressed gas entering the downstream opening into the HPPS cavity. The exit channel can extend axially or radially, and a second seal may be included between the exit channel and the downstream opening for a radial exit channel.
A system includes a gas turbine having a turbine stage disposed in a combustion gas path, wherein the turbine stage includes turbine vanes disposed upstream from turbine blades. The system includes an isothermal expansion system coupled to the turbine stage. The isothermal expansion system includes multi-fluid injectors configured to vary axial positions of combustion within a turbine stage expansion of the turbine stage to reduce temperature variations over the turbine stage expansion, wherein at least one of the multi-fluid injectors is coupled to each of the turbine vanes. Each of the multi-fluid injectors includes a fuel port configured to inject a fuel, an oxidant port configured to inject an oxidant, and a barrier fluid port configured to inject a barrier fluid between the fuel and the oxidant, wherein the barrier fluid is configured to delay mixing between the fuel and the oxidant.
F02C 7/232 - Fuel valvesDraining valves or systems
F23R 3/28 - Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
F02C 3/14 - Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
F01D 25/24 - CasingsCasing parts, e.g. diaphragms, casing fastenings
84.
SYSTEM AND METHOD HAVING FLAME STABILIZERS FOR ISOTHERMAL EXPANSION IN TURBINE STAGE OF GAS TURBINE ENGINE
A system includes a gas turbine having a turbine shaft disposed along a rotational axis, a turbine casing disposed circumferentially about the turbine shaft, a combustion gas path disposed between the turbine shaft and the turbine casing, and a turbine stage disposed in the combustion gas path. The turbine stage includes a plurality of turbine vanes disposed upstream from a plurality of turbine blades. The gas turbine includes an isothermal expansion system coupled to the turbine stage, wherein the isothermal expansion system includes a plurality of flame stabilizers configured to vary axial positions of combustion within a turbine stage expansion of the turbine stage to reduce temperature variations over the turbine stage expansion. The flame stabilizers are disposed in different axial positions over an axial length between leading and trailing edges of the turbine blades, wherein at least one flame stabilizer is coupled to each of the turbine blades.
F02C 3/20 - Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
F01D 25/24 - CasingsCasing parts, e.g. diaphragms, casing fastenings
85.
SYSTEM AND METHOD HAVING LOAD CONTROL FOR ISOTHERMAL EXPANSION IN TURBINE STAGE OF GAS TURBINE ENGINE
A method includes routing a combustion gas through a turbine stage along a combustion gas path disposed between a turbine shaft and a turbine casing of a gas turbine, wherein the turbine shaft is disposed along a rotational axis, the turbine casing is disposed circumferentially about the turbine shaft, and the turbine stage includes a plurality of turbine vanes disposed upstream from a plurality of turbine blades. The method includes controlling an axial range of different axial positions of combustion within a turbine stage expansion of the turbine stage to reduce temperature variations over the turbine stage expansion via an isothermal expansion system coupled to the turbine stage in response to a change in a load on the gas turbine.
Embodiments of the disclosure provide an apparatus (100) having a source gas conduit (110) with a sorbent coating (112) to adsorb compounds from a gas stream (W), and related methods. An apparatus (100) of the disclosure includes a heat exchanger (120) having an interior configured to transmit a heat exchange medium. A plurality of source gas conduits (110) is in thermal communication with the heat exchanger (120) and configured to transmit a gas stream (W) therethrough. Each of the plurality of source gas conduits (110) is in thermal communication with the heat exchanger (120). A sorbent coating (112) is on an interior sidewall (L) of each of the plurality of source gas conduits (110).
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
B32B 3/12 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material characterised by a layer of regularly-arranged cells whether integral or formed individually or by conjunction of separate strips, e.g. honeycomb structure
A purge box, which is added to an expansion joint between an exhaust diffuser and an aft diffuser, can include a cover plate and a T-fairing radially adjacent the cover plate. An inner fairing of T-fairing can be an extension of a duct of the exhaust diffuser and can be attached to a flex seal of the joint. A leg of the T-fairing extends radially outward toward a cover projection extending from a rear of the cover plate. A purge box flow path can have at least one seal therein to reduce flow while accommodating radial and/or axial movement of the duct, the cover plate, and/or the T-fairing to improve operational efficiency of the turbine and safety of those nearby.
F02C 6/08 - Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
The present application provides an alternative fuel fast start system for a gas turbine engine with a combustor and a compressor. The alternative fuel fast start system may include an alternative liquid fuel, a thermal energy storage tank, and a vaporizer. The alternative liquid fuel is stored in the thermal energy storage tank under pressure such that releasing the alternative liquid fuel from the thermal energy storage tank vaporizes the alternative fuel. Upon start-up of the gas turbine engine, the thermal energy storage tank supplies the vaporized alternative fuel to the combustor until the vaporizer is operational. The alternative liquid fuel may be propane, ethanol, or methanol.
A static mixer includes a hollow body having defined therein a first and a second fluid inlet port and a fluid outlet. A mixing structure is positioned between both the first and second fluid inlet ports and the fluid outlet. The mixing structure includes a restrictor structure in the hollow body having a cross-axis area that is smaller than a cross-axis area of the hollow body, a diverter having a diverging surface and positioned downstream of the restrictor structure, and a support coupled to the diverter and the hollow body to align the diverter with the centerline axis of the hollow body. The first fluid inlet port introduces a first fluid, e.g., natural gas, along the centerline axis, and the second fluid inlet port introduces a second fluid, e.g., hydrogen, along the centerline axis upstream of the restrictor structure.
B01F 25/42 - Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
B01F 25/314 - Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
B01F 25/452 - Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces
B01F 25/434 - Mixing tubes comprising cylindrical or conical inserts provided with grooves or protrusions
B01F 25/433 - Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
A gas detection method and system for detecting a predetermined gas in a system is disclosed. A gas detection system includes a valve system for initially positioning a first gas sensor in fluid communication with a first sensing location and a second gas sensor in fluid communication with a second sensing location. In response to detecting the predetermined gas with a selected sensor from a selected sensing location, the other sensor that did not detect the predetermined gas is placed in fluid communication with the selected sensing location for which the selected sensor sensed the predetermined gas. If the other sensor also detects the predetermined gas in the selected sensing location, an alarm occurs. If the other sensor does not detect the predetermined gas in the selected sensing location, the selected sensor is recalibrated.
A heat recovery steam generator (HRSG) is disclosed. The HRSG includes a high-temperature section including a first reheater coupled in a parallel orientation with at least one high-pressure superheater, the first reheater separated from the at least one superheater by at least one barrier wall; an evaporator coupled downstream from the high-temperature section, the evaporator configured to extract heat from gases exiting the high-temperature section; and a damper system upstream from the evaporator, the damper system configured to divert gas exiting from an outlet of the first reheater and the outlet of the at least one superheater.
F01K 7/24 - Control or safety means specially adapted therefor
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
F01K 13/02 - Controlling, e.g. stopping or starting
F22G 5/04 - Controlling superheat temperature by regulating flue gas flow, e.g. by proportioning or diverting
92.
COMBUSTOR HAVING THERMALLY COMPLIANT BUNDLED TUBE FUEL NOZZLE
A bundled tube fuel nozzle is provided. The bundled tube fuel nozzle includes a first end wall, a second end wall, an outer band that extends between the first end wall and the second end wall, and an inner band that extends between the first end wall and the second end wall. The inner band is disposed within the outer band. A bellows wall is disposed between the inner band and the outer band. The bellows wall surrounds the inner band such that a first fuel plenum is defined annularly between the inner band and the bellows wall. The inner band defines a second fuel plenum that is in fluid communication with the first fuel plenum via one or more apertures defined in the inner band. A plurality of tubes extends in an axial direction between the first end wall and the second end wall within the second fuel plenum.
A turbomachine component is provided. The turbomachine component formed from an additive manufacturing system. The additive manufacturing system defines an axial build direction, a radial direction, and a circumferential direction. The turbomachine component includes an exterior portion. The exterior portion includes a first end wall, a second end wall, and an outer band extending axially between the first end wall and the second end wall. The turbomachine component further includes an interior portion disposed within the exterior portion. The interior portion includes a self-breaking inner band extending axially between the first end wall and the second end wall. The self-breaking inner band includes a plurality of teeth disposed between the first end wall and the second end wall.
A method for detecting flameholding in at least one combustor of a turbine engine includes measuring dynamic pressure data of the at least one combustor of the turbine engine; converting the dynamic pressure data to frequency-domain spectral energy amplitudes for the dynamic pressure data; and comparing the spectral energy amplitudes against a dynamic amplitude threshold value to determine whether the amplitudes exceed the threshold minimum amplitude value, wherein exceeding the dynamic amplitude threshold indicates a flameholding occurrence.
F23C 1/00 - Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in air
F23R 3/00 - Continuous combustion chambers using liquid or gaseous fuel
95.
INLET MIXER FOR EXHAUST GAS RECIRCULATION IN POWER GENERATION SYSTEMS
An exhaust gas recirculation (EGR) mixer for use in a power generation system is provided. The EGR mixer includes a mixing chamber defining a flow direction and a working fluid inlet coupled with the mixing chamber for introducing a working fluid into the mixing chamber along the flow direction. The EGR mixer also includes exhaust gas injection ducts extending across the mixing chamber downstream from the working fluid inlet. Each of the exhaust gas injection ducts is oriented to receive exhaust gases being recirculated within the power generation system and to inject the exhaust gases into the mixing chamber in a direction that intersects the flow direction to generate a turbulent flow within the mixing chamber. The EGR mixer also includes an outlet coupled with the mixing chamber for directing a mixture of the exhaust gases and the working fluid to a compressor within the power generation system.
F02M 26/20 - Feeding recirculated exhaust gases directly into the combustion chambers or into the intake runners
F02B 47/10 - Circulation of exhaust gas in closed or semi-closed circuits, e.g. with simultaneous addition of oxygen
F02M 26/19 - Means for improving the mixing of air and recirculated exhaust gases, e.g. venturis or multiple openings to the intake system
F02M 26/35 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters
F02M 26/38 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with two or more EGR valves disposed in parallel
Described herein is a method of preparing an aminoalkyl-substituted disiloxane. The method includes forming a mixture including a di- or polyamine containing at least one primary amine group and a silane; reacting the mixture in a first reaction; adding a hydrolysis agent to the mixture; and reacting the mixture in a second reaction to form the aminoalkyl-substituted disiloxane. Also described herein is an aminoalkyl- substituted disiloxane prepared according to the method.
Described herein are sorbents functionalized with ligands having an aminosilicone functional group, methods of making same, and methods of using same. Also described herein are methods of preparing aminoalkyl-substituted disiloxanes and aminoalkyl-substituted disiloxanes produced by same. Also described herein are systems that facilitate optimizing the adsorption and desorption of carbon dioxide gas by an absorbent bed using water management and functionalized sorbents. Also described herein are methods of systems and methods for modeling expected performance of sorbents in a post combustion carbon capture system and for operating the post combustion carbon capture system using one or more prospective sorbents based on a carbon capture performance value as determined by the modeling.
C08G 77/388 - Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
C07F 7/08 - Compounds having one or more C—Si linkages
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/02 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
B01D 53/64 - Heavy metals or compounds thereof, e.g. mercury
Described herein are sorbents functionalized with ligands having an aminosilicone functional group, methods of making same, and methods of using same. Also described herein are methods of preparing aminoalkyl-substituted disiloxanes and aminoalkyl-substituted disiloxanes produced by same. Also described herein are systems that facilitate optimizing the adsorption and desorption of carbon dioxide gas by an absorbent bed using water management and functionalized sorbents. Also described herein are methods of systems and methods for modeling expected performance of sorbents in a post combustion carbon capture system and for operating the post combustion carbon capture system using one or more prospective sorbents based on a carbon capture performance value as determined by the modeling. Described herein are sorbents functionalized with polyamines having cyclic units, methods of making same, and methods of using same.
B01J 20/02 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
99.
GAS-INSULATED ELECTRICAL APPARATUS COMPRISING HEPTAFLUOROISOBUTYRONITRILE AND HEPTAFLUOROISOPROPYL(TRIFLUOROMETHYL)KETONE
The present invention concerns a medium- or high- voltage equipment including a leaktight enclosure in which there are located electrical components and a gas mixture for providing electrical insulation and/or for extinguishing electric arcs that are likely to occur in said enclosure, the gas mixture comprising heptafluoroisobutyronitrile and heptafluoroisopropyl (trifluoromethyl)ketone in a mixture with a dilution gas.
H01B 3/56 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances gases
A system includes a gas turbine system having a compressor, a combustor, and a turbine. The system further includes a power management system configured to supply an injection fluid into a host fluid of the gas turbine system to manage power production of the gas turbine system, wherein the injection fluid comprises a gas mixture comprising oxygen. The system further includes a model-based controller configured to control operation of the gas turbine system, wherein the model-based controller has one or more models including consideration of the injection fluid supplied by the power management system into the host fluid.
