A method for protecting a grid-forming inverter-based resource connected to a power grid from power deviations. The method includes receiving a first feedback signal for a first parameter. The first parameter being one of a power of the grid-forming inverter-based resource or an electrical frequency of the power grid. The method also includes determining a first parameter deviation signal based on a comparison between the first feedback signal and a threshold for the first parameter. Further, the method includes determining a scale factor configured to adjust sensitivity of at least one of a power or frequency protection for the grid-forming inverter-based resource based on a second parameter. The second parameter being another of the power of the grid-forming inverter-based resource or the electrical frequency of the power grid. Moreover, the method includes determining a compensated deviation signal based on the scale factor and the first parameter deviation signal. Furthermore, the method includes determining an accumulated deviation signal over time based on the compensated deviation signal. In addition, the method includes tripping the grid-forming inverter-based resource when the accumulated deviation signal exceeds a trip threshold.
A system for monitoring for a combustor anomaly in a gas turbine (GT) system is provided. The system includes an emissions probe for each combustor element in the GT system and emissions analyzer(s) operatively coupled to the emissions probes to periodically measure an emissions level of the exhaust flow from each emissions probe. A combustor anomaly detection system is connected to the emissions analyzer(s) and determines whether the emissions level at a select emissions probe of the emissions probes deviates from an expected emissions level by more than a predetermined threshold. Where the emissions level so deviates, the system identifies that a combustor element anomaly exists for the combustor element from which the exhaust flow originates and adjusts operation of the combustor element having the combustor element anomaly. The system provides accurate identification of combustor anomalies without the use of a large number of temperature and/or pressure sensors.
A combustor for a gas turbine system includes an additively manufactured (AM) combustor body including a one-piece member. The member includes a combustion liner including a transition portion, and an aft frame at an aft end of the transition portion. The aft frame includes an inner end integral with the combustion liner, an outer end configured to couple to a turbine inlet casing, and a circumferentially extending passage defined partially within the inner end. A plurality of circumferentially spaced ribs extends forward from the inner end of the aft frame on an exterior surface of the transition portion. A flow sleeve is integral with the circumferentially spaced ribs. The AM combustor body includes a plurality of parallel, sintered metal layers. The circumferentially extending passage, the spaced ribs and the flow sleeve promote increased convection and conduction cooling to the aft frame without loss of structural strength.
A support link assembly for coupling an exhaust diffuser to a diffuser casing is provided. The support link assembly includes a support link. The support link includes a main body that extends from a forward end to an aft end. The support link further includes a forward flange that extends from the main body at the forward end. The forward flange is configured to couple to the diffuser casing. The support link further includes a pair of arms that extend from the main body at the aft end. The pair of arms are configured to couple to the exhaust diffuser.
An impingement module for localized cooling a hot gas path component of a turbomachine includes a plurality of impingement orifices. The impingement module is positioned with the plurality of impingement orifices oriented towards an outer surface of the hot gas path component. Thus, the impingement module is configured to receive a flow of pressurized air and direct the pressurized air through the impingement orifices to impinge on the outer surface of the component.
A method for detecting anomalies during operation of an asset. The method includes collecting data associated with operation of the asset. The data comprises operational parameters of the asset and environmental parameters around the asset. The method also includes selecting a monitored parameter and one or more classification parameters. The method also includes selecting an anomaly function for the monitored parameter given the one or more classification parameters. The anomaly function is determined based on respective conditional probability distributions of the monitored parameter given the one or more classification parameters. The method also includes determining an anomaly threshold for the monitored parameter based on the anomaly function and the one or more classification parameters. The method also includes generating an alert event when the monitored parameter exceeds the anomaly threshold. The method also includes actuating a human-machine interface to output an alert based on comparing a score derived from the alert event to an alert threshold.
In methods and systems for servicing a turbomachine having a rotor with a plurality of hook elements for receiving a retention device, current data indicating each current hook element having a dowel pin hole and a respective current number of stakes, a defined spacing rule, and a maximum number of stakes per dowel pin hole are received. For each current hook element, first potential combinations with other hook elements are determined based on the defined spacing rule, and the current number of stakes. First solution combinations are identified from the first potential combinations, where the current number of stakes at each of the hook elements in each of the first solution combinations is less than the maximum number of stakes. A user interface is controlled to indicate at least one desired solution of the first solution combinations having a highest number of potential future services.
Methods, systems, and devices for automatically discovering and configuring intelligent electronic devices (IEDs) associated with power grids may determine, by a device adapter device, an address of an IED associated with a power substation; authenticating the IED to the device adapter device based on the address; receive, by a device adapter device, based on the authentication, device identifying information from an IED; provide, by the device adapter device, the device identifying information to an IED management system; identify, by the IED management system, based on the device identifying information, a firmware version currently used by the IED; identify, by the IED management system, based on the firmware version, additional device data of the IED; and update, by the IED management system, based on the additional data, a file of the IED.
G06Q 10/0631 - Resource planning, allocation, distributing or scheduling for enterprises or organisations
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
Devices, systems, and methods for managing intelligent electronic devices (IEDs) in a power system includes a method including sending, by IEDs in a power system, secondary asset management data of the IEDs to a device management system in communication with the IEDs; registering baseline device profiles for the IEDs based on the secondary asset management data; comparing additional secondary asset management data from the IEDs to the baseline device profiles; identifying deviations between the additional secondary asset management data and the baseline device profiles; determining, based on the deviations, a respective risk index for each of the IEDs; determining a respective risk influence factor for each of the IEDs; determining, based on the respective risk index and the respective risk influence factor for each of the IEDs, a final risk index for each of the IEDs; and ranking a fleet of the IEDs.
Described herein are compositions, and more particularly to alloy compositions, methods of using the alloy compositions, and articles formed from with the alloy compositions. The alloy compositions are broadly applicable in applications requiring superalloys, including welding processes, additive manufacturing processes, metal casting processes, coating processes, repairing processes, powder metallurgy, and/or combinations thereof.
Systems and methods are provided for calibrating a hydraulic starter for a turbomachine. A hydraulic fluid source supplies fluid at a high pressure or at a low pressure for rotatably driving the hydraulic starter, and a valve is movable to adjust a flow rate of the fluid supplied from the hydraulic fluid source to the hydraulic starter. The hydraulic fluid source and operation of the valve are automatically controlled by a computing system to sequentially perform a plurality of base modes with the valve being in either a fully closed position or a fully opened position. The plurality of base modes includes at least one standby mode test and at least one crank speed mode test. A rotational speed of the turbomachine detected by a speed sensor during each of the plurality of base modes is monitored by the computing system for calibrating the hydraulic starter.
A system and method reduce vibrations in a blade mounted on a hub of a wind turbine rotor when the rotor is in a limited yaw capacity state with a defined allowable yaw sweep. An allowable yaw sweep is defined for the limited yaw capacity state. A sensor in communication with a controller monitors for vibrations in the blade with the rotor at an initial yaw position. Upon detection of vibrations, the controller determines a yaw sweep sector that is within and less than the allowable yaw sweep and issues a command to a yaw system to yaw the rotor in a continuous back and forth manner in the yaw sweep sector. The controller continues to monitor for vibrations in the blade during or after the continuous yawing of the rotor and stops the continuous yawing of the rotor when the blade vibrations reduce to below the threshold level.
A system is provided for removably mounting hardware, like a probe, to a stationary structure, like a casing element of a turbine section. A receptacle element includes a base configured to be fixed to the stationary structure and a collar extending from the base. The collar includes an internal opening to receive the hardware and a locking element aperture. A locking element is movable in the locking element aperture between a locked position fixedly engaging the hardware and an unlocked position allowing the hardware to be removed. An attachment element is movable relative to the receptacle element and has a tapered portion to move the locking element into the locked position. A disk spring element is configured to force the attachment element relative to the receptacle element toward the locked position of the locking element, providing an intrinsic anti-rotation and anti-loosening feature.
The present application provides a method of increasing efficiency or extending a turndown range of a gas turbine engine when an output of the gas turbine engine is to be reduced by a predetermined percentage in part load operation. The method may include the steps of closing a number of inlet guide vanes to reduce an airflow to a compressor of the gas turbine engine, turning on a standby or lag fan of a tempering air system of a selective catalytic reduction system coupled to the gas turbine engine, wherein the standby or lag fan reduces the output of the gas turbine engine by at least part of the predetermined percentage, and reopening the inlet guide vanes to increase the airflow to the compressor.
F01N 3/20 - 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 characterised by methods of operationControl specially adapted for catalytic conversion
Methods, systems, and devices for detecting instabilities and their root causes in power networks may include identifying a network impedance matrix of a power network; determining impedance matrices for inverter-based resources (IBRs) of the power network; generating, by the at least one processor, a characteristic impedance matrix based on a product of the network impedance matrix and an IBR impedance matrix of the impedance matrices; determining a first sensitivity matrix of an nth eigenvalue of the characteristic impedance matrix on the network impedance matrix; determining a second sensitivity matrix of the nth eigenvalue of the characteristic impedance matrix on the IBR impedance matrix; identifying a first peak of the first sensitivity matrix and a second peak of the second sensitivity matrix; and determining, based on the first peak and the second peak, that at least one bus of the power network is a root cause of an instability.
Devices, systems, and methods for automatically provisioning containerized intelligent electronic devices (IEDs) of a grid network include identifying, by a device management system, basic details of a containerized IED provided by the containerized IED; determining, based on the basic details, that the containerized IED is running in the network; identifying, based on the basic details, a secure login for the containerized IED; sending a secure login request to the containerized IED based on the secure login; receiving, based on the secure login request, advanced details of the containerized IED provided by the containerized IED; identifying, based on the advanced details, an upgrade available to an application of the containerized IED; instruct a backup virtual machine of the containerized IED to run the upgraded application; and monitoring new upgrades and applications available for containerized IEDs in the network.
G06F 21/53 - Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity, buffer overflow or preventing unwanted data erasure by executing in a restricted environment, e.g. sandbox or secure virtual machine
H04L 67/51 - Discovery or management thereof, e.g. service location protocol [SLP] or web services
17.
SEPARATION TOOL AND METHOD FOR NOZZLE SEGMENTS OF GAS TURBINES
A nozzle segment separation tool for use with a pair of adjacent nozzle segments in a casing of a turbine. The nozzle segment separation tool may include a pair of support plates, a hydraulic cylinder positioned within the pair of support plates, a pushing bar attached to the hydraulic cylinder, a nozzle catch plate positioned within the pair of support plates, and a blocking pin inserted through the casing. The blocking pin forces the nozzle catch plate to engage a first nozzle segment of the pair of adjacent nozzle segments and blocks movement of the pushing bar such that the nozzle catch plate separates the pair of adjacent nozzle segments.
A method for harvesting energy from one or more internal energy sources of a wind turbine of a wind farm during an off-grid state includes collecting energy from the one or more internal energy sources locally at the wind turbine during the off-grid state. The off-grid state is characterized in that the wind turbine is mechanically and electrically installed at the wind farm but not yet connected to a grid. The method further includes storing at least a portion of the energy in one or more energy storage devices locally at the wind turbine or the wind farm during the off-grid state. Moreover, the method includes using the energy to periodically power one or more electrical power systems used for idle operation or maintenance tasks of the wind turbine during the off-grid state.
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
H02K 7/18 - Structural association of electric generators with mechanical driving motors, e.g.with turbines
19.
SYSTEM AND METHOD FOR PROVIDING GEARBOX LUBRICATION OF A WIND TURBINE DURING AN OFF-GRID STATE
A method for providing gearbox lubrication of a wind turbine during an off-grid state includes fluidly coupling an auxiliary lubrication system with a gearbox of the wind turbine. The off-grid state is characterized in that the wind turbine is mechanically and electrically installed at a wind farm but not yet connected to a grid. The method also includes determining a time-based control scheme for the auxiliary lubrication system to provide lubrication to the auxiliary lubrication system during the off-grid state. The time-based control scheme is defined a first time period in which the lubrication is provided to the gearbox via the auxiliary lubrication system during the off-grid state and a second time period in which the lubrication is not provided to the gearbox via the auxiliary lubrication system during the off-grid state. The first time period is less than the second time period. Further, the method includes implementing, via a controller, the control scheme for the auxiliary lubrication system to provide the lubrication to the gearbox of the wind turbine during the off-grid state.
A tunneling assembly (144) for use with a tunneling device (102) includes a housing (160) and a piston (146) extending within the housing and configured for reciprocating motion relative to the housing along a first stroke length and a second stroke length. The tunneling assembly further includes a cam gear (150) coupling a tunneling tool (148) to the piston. The cam gear translates reciprocating motion of the piston into a reciprocating motion of the tunneling tool when the piston is reciprocated along each of the first stroke length and the second stroke length. The cam gear further pivots the tunneling tool relative to the housing when the piston is reciprocated along the first stroke length.
A system and method reduce vibrations in a blade mounted on a hub of a wind turbine rotor when the rotor is in a limited yaw capacity state with a defined allowable yaw sweep. An allowable yaw sweep is defined for the limited yaw capacity of the rotor. With a sensor in communication with a controller, actual vibrations in the blade are monitored with the rotor at an initial yaw position. Upon detection of vibrations in the blade, the controller determines a first new yaw position within the allowable yaw sweep and issues a yaw command to a yaw system to yaw the rotor to the first new yaw position. At the first new yaw position, the method and system continue to monitor for actual vibrations in the blade.
A system and method reduce vibrations in a blade mounted on a hub of a wind turbine rotor when the rotor is in a limited yaw capacity state with a defined allowable yaw sweep. Vibration risk zones are defined based on wind direction and actual wind parameters acting on the blade are determined with a sensor. With a controller and based on the actual wind parameters, the following conditions are determined: (a) if a present yaw position of the rotor is in one of the vibration risk zones; and (b) if one or more of the wind parameters is at a risk threshold associated with the vibration risk zone. When conditions (a) and (b) are met, a yaw command is issued to yaw the rotor to a new yaw position within the allowable yaw sweep where the rotor is not in one of the vibration risk zones or is in a different vibration risk zone where the one or more wind parameters are not at the risk threshold associated with the different vibration risk zone
A method of damping drivetrain oscillations in a wind turbine power system connected to an electrical grid includes receiving, via a drivetrain damping algorithm, an energy buffer power command for an energy buffer of the wind turbine power system. The method also includes modulating, via the drivetrain damping algorithm, the energy buffer power command in combination with providing rotor converter control commands that are sensitive to changes in electrical signals at a drivetrain frequency, wherein the electrical signals include at least one of total power injected into the electrical grid, an electrical angle, or an electrical frequency so as to dampen the drivetrain oscillations without directly controlling power or torque on a generator of the wind turbine power system.
A system and method reduce vibrations in a blade on a hub of a wind turbine rotor when the rotor is in a non-operational and limited yaw capacity state. A yaw sweep is defined for the limited yaw capacity state. A controller determines a first yaw command to align the rotor into the wind and within a first range relative to the wind direction, the first range defining a forward zone of reduced or no blade vibrations caused by the incoming wind. When the first yaw command exceeds the yaw sweep, the controller determines a second yaw command that aligns the rotor away from the wind within a second range relative to a reciprocal heading of the wind direction, the second range defining a reverse zone of reduced or no vibrations caused by the incoming wind.
A system and method reduce vibrations in a blade mounted on a hub of a wind turbine rotor when the rotor is in a limited yaw capacity state with a defined allowable yaw sweep. The direction of an incoming wind acting on the blade is determined and used to define a blade angle of attack between the wind direction and a chord of the blade. If the blade angle of attack is at a critical angle of attack known to induce vibrations in the blade, a controller issues a yaw command to a yaw system to yaw the rotor to a new yaw position within the allowable yaw sweep where the blade angle of attack is not at the critical angle of attack.
Fuel injection assemblies and combustors are provided. The fuel injection assembly includes a fuel injector that is configured to couple to an outer sleeve of the combustor. The fuel injection assembly further comprises a boss that is spaced apart from the fuel injector and is configured to couple to a combustion liner of the combustor. The boss includes a flange portion, an annular wall portion extending from the flange portion, and an interior surface. The boss defines a serpentine cooling passage that extends from an inlet on the flange portion to an outlet on the interior surface.
A method of blending at least two fuels includes providing at least two fuels to a mixing chamber via a fuel supply system, the fuel supply system including a fuel supply circuit for each fuel of the at least two fuels, mixing, via baffles of the mixing chamber, the at least two fuels to form a fuel mixture, determining, via one or more sensors, a measured interchangeability index of the fuel mixture, comparing the measured interchangeability index to a predetermined interchangeability index, adjusting, via the fuel supply system, one or more parameters of at least one of the at least two fuels based on the comparison between the measured interchangeability index and the predetermined interchangeability index, and providing the fuel mixture to a combustion system.
F02C 9/40 - Control of fuel supply specially adapted to the use of a special fuel or a plurality of fuels
F02C 3/30 - Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine
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
28.
ARTIFICIAL INTELLIGENCE (AI) COLLABORATOR FOR PREDICTIVE EFFICIENCY
Briefly, embodiments are direct to a process, system, and article for receiving an initial ranked list of potential root causes of at least one anomaly of an industrial asset being monitored by a set of environmental sensors. Expert agents may identify second ranked lists of potential root causes of the at least one anomaly based at least in part on the initial ranked list, at least a portion of the set of expert agents comprising trained large language models (LLMs). The second ranked lists from each expert agent are processed to determine whether there is a consensus in corresponding rankings of the second ranked lists regarding the potential root causes. In response to a determination that a consensus has not been reached in the corresponding rankings of the second ranked lists, each expert agent of the set of expert agents engages in a self-exclusionary debating strategy to identify the most likely correct ranked list from the second ranked lists until a consensus among each expert agents is reached regarding the potential root causes.
A turbine assembly including a turbine stationary component, which includes an inner ring and a packing segment positioned relative to the inner ring such that a steam joint is defined therebetween. The packing segment defines a groove open to the steam joint, a first seal face within the groove and opposite from the portion open to the steam joint, and a second seal face within the groove and adjacent to the first seal face. An inserted ring includes a body having a first face, a second face adjacent to the first face, and a third face opposite from the first face. The first face is positioned in close proximity to the first seal face of the packing segment, the second face is positioned in close proximity to the second seal face of the packing segment, and the third face is positioned in close proximity to the inner ring.
A tunneling device includes a body assembly extending along a longitudinal axis, a tether, and a control section coupled between the body assembly and the tether. The control section includes a flexible shell defining a cavity, at least one control component in the cavity, and at least one tension member extending along the longitudinal axis and between the body assembly and the tether. The at least one tension member is arranged to transfer forces between the body assembly and the tether.
A control system for controlling a pipe navigation apparatus in a pipe includes a tether sensor configured to detect release of a tether from a tether guide device. The tether extending from the tether guide device to the pipe navigation apparatus. The control system further includes a traction sensor configured to detect a traction force between the pipe navigation apparatus and the pipe and a controller in communication with the tether sensor and the traction sensor. The controller is configured to automatically control the pipe navigation apparatus to adjust the traction force based on the detected release of the tether from the tether guide device.
F16L 55/26 - Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
F16L 55/32 - Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
F16L 55/48 - Indicating the position of the pig or mole in the pipe or conduit
G01L 5/13 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the tractive or propulsive power of vehicles
A navigation apparatus (102) includes a body (132), an arm (136) coupled to the body and extending outward from the body, and a wheel assembly (138) coupled to the arm. The wheel assembly (138) includes a wheel segment (152) engaged with a first side gear assembly (158) and a second side gear assembly (160). The wheel segment (152) defines a second rotational axis (WS). The first side gear assembly and the second side gear assembly (158, 160) are each independently rotatable about the axle (156) to which they are coupled defining a first rotational axis (R) and the wheel segment (152) is configured to both rotate in orbit around the first rotational axis (R) and to rotate about the second rotational axis (WS).
A tunneling device (102) includes a body assembly (136) configured to travel through an underground location. The body assembly extends along a longitudinal axis (140). A tip (142) is coupled to the body assembly. The tip includes a tunneling tool configured to displace material and form a tunnel as the tip moves. The tip is positionable relative to the body assembly. The tip is arranged to extend at an angle relative to the longitudinal axis. At least one actuator (148) is coupled to the tip and configured to change a position of the tip about the longitudinal axis and redirect the tunneling device through the underground location. The tip is capable of rotating circumferentially about the longitudinal axis.
A control system for controlling a pipe navigation apparatus in a pipe includes a tether sensor configured to detect release of a tether from a tether guide device. The tether extending from the tether guide device to the pipe navigation apparatus. The control system further includes a traction sensor configured to detect a traction force between the pipe navigation apparatus and the pipe and a controller in communication with the tether sensor and the traction sensor. The controller is configured to automatically control the pipe navigation apparatus to adjust the traction force based on the detected release of the tether from the tether guide device.
A hazardous gas direct air capture (DAC) module includes a frame enclosing a plurality of hazardous gas capture contactors, and a first air mover configured to draw air into an inlet side of the frame and over the plurality of hazardous gas capture contactors to remove hazardous gas from the air, producing clean air. The DAC module also includes a flow director operatively coupled to the frame and configured to direct the clean air exiting the outlet side of the frame away from the frame to reduce re-entry of the clean air into the inlet side of the frame. A DAC system includes set(s) of DAC modules with each set including a first plurality of DAC modules arranged in a first line, and a second plurality of DAC modules arranged in a second line parallel to the first line. The module/system reduce clean air recirculation and more efficient.
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
36.
HAZARDOUS GAS DIRECT AIR CAPTURE SYSTEM WITH VERTICAL EXHAUST PLENUM
A direct air capture (DAC) module includes a frame enclosing at least one level of hazardous gas capture contactors. A first air mover is configured to draw air into an inlet side of the frame and over the contactors to remove hazardous gas from the air, producing cleaned air from an outlet side of the frame. The DAC module also includes a vertical exhaust plenum fluidly coupled to the outlet side of the frame to direct the clean air exiting the outlet side of the frame away from the frame to reduce re-entry of the clean air into the inlet side of the frame. A DAC system includes set(s) of DAC modules.
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
G10K 11/16 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K 11/172 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
37.
SYSTEM AND METHOD OF CONTROLLING BIOCHAR SYSTEM IN POWER PLANT
A system includes a controller having a processor, a memory, and instructions stored on the memory and executable by the processor to: control a biochar pyrolysis reactor to heat a biomass feedstock to cause a pyrolysis reaction of the biomass feedstock using heat from a power plant to generate a biochar and a syngas, and control a biochar sorbent system to adsorb an undesirable gas from an exhaust gas of the power plant into the biochar to generate an enriched biochar and a treated gas.
A system includes a biochar sorbent system having a biochar sorbent chamber configured to support a biochar, and an exhaust path configured to flow an exhaust gas through the biochar sorbent chamber, wherein the biochar sorbent system is configured to adsorb an undesirable gas from the exhaust gas into the biochar to generate an enriched biochar and a treated gas.
B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
This application provides an inner compressor casing suspension device for lifting an inner compressor casing-inner diffuser casing assembly with an outer compressor casing removed. The inner compressor casing suspension device may include a linear slide, a support frame positioned on the linear slide, and a rotationally capable lifting assembly supported by the support frame. The inner compressor casing-inner diffuser casing assembly is maneuvered on the linear slide and lifted by the rotationally capable lifting assembly.
A tunneling device is provided. The tunneling device (100) includes a tip (136), and a first expandable section (144) that extends along a longitudinal axis and is expandable when pressurized fluid is delivered to the first expandable section. The tunneling device also includes a second expandable section (150) positioned between the tip and the first expandable section. The second expandable section extends along the longitudinal axis and is expandable when pressurized fluid is delivered to the second expandable section. Additionally, the tunneling device includes a fluid line (122) extending along the longitudinal axis and in fluid communication with, in series, the first expandable section, and the second expandable section. The fluid line is configured to supply pressurized fluid, in series, to the first expandable section to expand the first expandable section, and the second expandable section to expand the second expandable section subsequent to expanding the first expandable section.
A tunneling device is provided. The tunneling device includes a body assembly including an adjustable configuration, and a moveable tip, positioned adjacent to and in series with the body assembly. The tunneling device also includes a computing device(s) in operable communication with the body assembly and the tip. The computing device(s) is configured to control the body assembly and the tip to form a tunnel by moving the tip to displace material of a terrain and form a first portion of the tunnel in the terrain. Additionally, the computing device(s) performs processes including, adjusting the configuration to move the body assembly into the first portion of the tunnel, adjusting the tip to be oriented in a distinct direction to form a second portion of the tunnel in the terrain, and adjusting the configuration to move the body assembly into the second portion of the tunnel.
A compression sealing gasket including an annular main body compression sealing gasket having an annular main body made of an elastomer material and having an annular radially outer face and an annular radially inner face parallel and coaxial to each other, wherein at least one of the radially outer face and the radially inner face includes at least one first thin layer, made of metal or soft metal or PTFE, and having a thickness of between 1 nm and 1 mm.
F16J 15/12 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
F16L 23/18 - Flanged joints characterised by the sealing means the sealing means being rings
H02G 5/06 - Totally-enclosed installations, e.g. in metal casings
43.
STEAM TURBINE SEAL RING FINISHING APPARATUS AND METHOD OF USE
A finishing apparatus enables an outer diameter of a seal ring to be reduced. The finishing apparatus includes a first plate including a first peripheral angled surface, and a second plate including a second peripheral angled surface. The second peripheral angled surface is spaced a distance from the first peripheral angled surface when the finishing apparatus is assembled. The first and second peripheral angled surfaces define at least a portion of a wedge-shaped receiving cavity that is shaped complementary to a shape of an inner diameter of the seal ring to facilitate securing the seal ring in position relative to the finishing apparatus while the outer diameter of the seal ring is finished to a pre-determined size.
A braze tape includes a first portion, a second portion, and a central portion located between and adjacent to the first portion and the second portion. The first portion includes a low melting temperature alloy material, the second portion includes a high melting temperature alloy material, and the central portion includes a mixture of the low melting temperature alloy material and the high melting temperature alloy material. The central portion may gradually change between the low melting temperature alloy material and the high melting temperature alloy material. A related method is also disclosed.
Provided herein is a power grid system comprising a plurality of transmission zones. Each of the plurality of transmission zones may include zonal measurement devices configured to measure zonal operational parameters for an assigned transmission zone of the plurality of transmission zones. Each of the plurality of transmission zones further includes a zonal controller associated with the assigned transmission zone and in communication with the zonal measurement devices. The zonal controller is configured to receive zonal operational data for the assigned transmission zone from the zonal measurement devices. The zonal controller is further configured to determine a zonal orchestration index based on the zonal operational data. In addition, the zonal controller is configured to determine an adaptive control action for a control device in the assigned transmission zone based on the zonal orchestration index and communicate a command to the control device based on the adaptive control action.
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
H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
46.
POWER GRID SYSTEMS AND METHODS WITH ZONAL AUTONOMOUS CONTROL
Provided herein is a power grid system comprising an advanced distribution management system (ADMS) and a distribution zonal measurement device configured to measure zonal distribution operational parameters for an assigned distribution zone of a plurality of distribution zones. Each of the plurality of distribution zones has an associated distribution zonal measurement device and a distribution zonal controller in communication with the distribution zonal measurement device and the ADMS. In some aspects, the distribution zonal controller is configured to receive distribution zonal operational data for the assigned distribution zone from the distribution zonal measurement device and determine a distribution zonal orchestration index based on the distribution zonal operational data. The distribution zonal controller is further configured to communicate the distribution zonal orchestration index to the ADMS and determine an adaptive control action for one or more distribution control devices in the assigned distribution zone based on the distribution zonal orchestration index.
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
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
47.
POWER GRID SYSTEMS AND METHODS WITH ZONAL AUTONOMOUS CONTROL
A power grid system provided herein. The power grid system includes an assigned distribution zone of a plurality of distribution zones. The assigned distribution zone is divided into a plurality of sub-zones. Each of the plurality of sub-zones includes a sub-zonal measurement device and a sub-zonal control device. A distribution zonal controller is associated with the assigned distribution zone and IS in communication with the sub-zonal measurement devices and the sub-zonal control devices. The distribution zonal controller is configured to: receive sub-zonal operational data for each of the plurality of sub-zones from the sub-zonal measurement devices; determine a power restoration feasibility index for the assigned distribution zone based on the sub-zonal operational data; determine a restoration control action based on the power restoration feasibility index; and communicate a command to sub-zonal control devices based on the restoration control action.
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.
POWER GRID SYSTEMS AND METHODS WITH ZONAL AUTONOMOUS CONTROL
A power grid system that includes a plurality of distribution zones is provided. An assigned distribution has a distribution zonal controller. The distribution zonal controller divides the assigned distribution zone into a plurality of sub-zones based on one or more assets. The distribution zonal controller also divides at least one of the plurality of sub-zones into a plurality of clusters based on one or more assets. The distribution zonal controller further receives sub-zonal operational data for the plurality of sub-zones from sub-zonal measurement devices and receives cluster operational data for each of the plurality of clusters from cluster measurement devices. A distribution zonal orchestration index is determined for the assigned distribution zone based on the sub-zonal operational data and the cluster operational data and adaptive control action is determined for at least one of the sub-zonal control devices or the cluster control devices based on the distribution zonal orchestration index.
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
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
49.
POWER GRID SYSTEMS AND METHODS WITH ZONAL AUTONOMOUS CONTROL
A power grid system comprising an asset management controller associated with one or more of a plurality of zones in a power grid is provided herein. The asset management controller is configured to receive primary asset data for a primary asset associated with a zone of the plurality of zones. The asset management controller is further configured to receive secondary asset data for a secondary asset associated with the zone. The asset management controller is also configured to determine, via a machine learning model, a zonal analytics parameter. In addition, the asset management controller is configured to identify an asset management control action for a control device associated with the zone based on the zonal analytics parameter and communicate a command to a distribution zonal controller associated with the zone based on the asset management control action.
A method of operating a power grid comprising a plurality of transmission zones is provided herein. In some embodiments, the method includes receiving zonal operational data and receiving zonal forecast data from a plurality of zonal controllers associated with the plurality of transmission zones. The method also includes determining a zonal adaptive policy for a transmission zone of the plurality of transmission zones based on the zonal operational data and the zonal forecast data. The zonal adaptive policy defines a rule for a zonal controller associated with the transmission zone in a normal mode of operation. The method further includes communicating the zonal adaptive policy to at least one of the plurality of zonal controllers and communicating an intervention command to the zonal controller associated with the transmission zone. The intervention command intervenes with the normal mode of operation and adjusts an operational parameter of the transmission zone.
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
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
51.
ELECTRICAL ASSEMBLY COMPRISING A VOLTAGE SOURCE CONVERTER AND AN ENERGY STORAGE SYSTEM
An electrical assembly includes a voltage source converter including at least one energy storage device, an energy storage system electrically coupled to the voltage source converter, the energy storage system controllable to release and absorb energy, and a controller programmed to selectively trigger a control of the energy storage system to release energy or absorb energy responsive to a measurement of stored energy in the voltage source converter.
METHOD AND SYSTEM FOR CONTROL OF AN INVERTER-BASED RESOURCE (IBR) WITH COMMANDS BASED ON AN ESTIMATED REMOTE VOLTAGE AT AN ELECTRICAL NODE REMOTE FROM THE IBR
A method and associated system operate an inverter-based-resource (IBR), such as a wind turbine power system, connected to a power grid. A controller receives a local voltage feedback signal for the IBR. A remote electrical node away from the IBR is determined where compliance with grid code current injection requirements during a transient power event on the grid are evaluated. An impedance from the IBR to the remote electrical node is estimated and, based on the estimated impedance and the local voltage feedback signal, a remote voltage feedback signal is generated for the electrical node. Control signals are generated to control or limit current injection to the grid from the IBR based on the remote voltage feedback signal. The IBR is operated according to the control signals so that the current injected to grid as determined at the remote electrical node follows the grid code current requirements.
An airfoil component includes an airfoil body having a pressure side, a suction side, a trailing edge, and an airfoil mount. A collection plenum is defined in the airfoil body and is configured to collect coolant exiting from impingement openings in an impingement member therein. Cooling passages are defined in the airfoil body and in fluid communication with the collection plenum and extend to first film cooling opening(s) in part(s) of the airfoil body. A mount cooling plenum is defined, at least in part, in the airfoil mount and in fluid communication with the collection plenum. Second cooling openings are defined in the flow path facing surface of the airfoil mount downstream of the trailing edge and are in fluid communication with the mount cooling plenum. The second film cooling holes cool the airfoil mount and any platform coupled thereto. The airfoil component can be additively manufactured.
Described herein are solid sorbents including amines that are covalently bonded to a porous support. The solid sorbents exhibit high adsorption capacities for carbon dioxide. The solid sorbents exhibit desirable hydrothermal and cycling stability.
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic 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
B01J 20/30 - Processes for preparing, regenerating or reactivating
A method of blending at least two fuels includes providing at least two fuels to a first mixing module via a fuel supply system, mixing, via the first mixing module, the at least two fuels to form an initial fuel mixture, providing the initial fuel mixture to a second mixing module, mixing, via the second mixing module, the initial fuel mixture to form a fuel mixture, determining, via one or more sensors, a measured interchangeability index of the fuel mixture, comparing the measured interchangeability index to a predetermined interchangeability index, adjusting, via the fuel supply system, one or more parameters of at least one of the at least two fuels based on the comparison between the measured interchangeability index and the predetermined interchangeability index, and providing the fuel mixture to a combustion system.
F02C 9/40 - Control of fuel supply specially adapted to the use of a special fuel or a plurality of fuels
F02C 3/30 - Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine
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
Described herein are solid sorbents including amines that are covalently bonded to a porous support. The solid sorbents exhibit high adsorption capacities for carbon dioxide. The solid sorbents exhibit desirable hydrothermal and cycling stability.
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
Described herein are solid sorbents including amines that are covalently bonded to a porous support. The solid sorbents exhibit high adsorption capacities for carbon dioxide. The solid sorbents exhibit desirable hydrothermal and cycling stability.
B01J 20/08 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising aluminium oxide or hydroxideSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising bauxite
B01J 20/10 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
Described herein are solid sorbents including amines that are covalently bonded to a porous support. The solid sorbents exhibit high adsorption capacities for carbon dioxide. The solid sorbents exhibit desirable hydrothermal and cycling stability.
B01J 20/08 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising aluminium oxide or hydroxideSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising bauxite
B01J 20/10 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
Described herein are solid sorbents including amines that are covalently bonded to a porous support. The solid sorbents exhibit high adsorption capacities for carbon dioxide. The solid sorbents exhibit desirable hydrothermal and cycling stability.
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic 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
Described herein are methods for repairing directionally solidified (DS) superalloy compositions, as well as DS superalloy compositions repaired according to the methods. The methods and repaired DS superalloy compositions are broadly applicable in applications requiring superalloys with extended lives.
C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
C22F 1/00 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
61.
Turbine shroud and turbomachine with cooling circuit
The present disclosure provides a turbine shroud with a cooling circuit and turbomachine with the subject turbine shroud. The turbine shroud includes a body with a rib thereon. The rib extends between a first and second sidewall of the body, the sidewalls extending between a forward end and an aft end of the body. The body is coupled to a turbomachine casing or an intermediate component for coupling the body to the turbomachine casing. A cooling circuit within the body is in fluid communication with a cooling chamber adjacent the body. The cooling circuit includes a plurality of inlet passages extending through the rib of the body, and a plurality of outlet passages fluidly coupled to the inlet passage and extending through an external surface of the body. The cooling circuit also includes a first plenum within the rib and in fluid communication with the plurality of inlet passages.
Systems and methods are provided. A method includes obtaining, by a computing system comprising a machine-learned model, input data comprising one or more input values. The method includes generating, by the machine-learned model based on the input data, output data indicative of an amount of a reactant. The method includes providing a signal, by the computing system, to cause the amount of the reactant to be provided to a selective catalytic reduction system.
F01N 3/20 - 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 characterised by methods of operationControl specially adapted for catalytic conversion
63.
TUNNELING SYSTEM INCLUDING CONDUIT CONSTRUCTION SYSTEM
A tunneling system includes a tunneling device (102) configured to travel through an underground location and displace material to form a tunnel (103). The tunnel has a sidewall (106) defining an interior cavity (112). The tunneling system also includes a conduit construction system (104) including a placement device (142) coupled to the tunneling device and configured to deploy a conduit wall material (138) along the sidewall of the tunnel. The conduit wall material is configured to engage the sidewall and define a conduit passageway.
A power generation device is provided. The power generating device includes a photovoltaic panel configured to generate a first type of electrical power, a power converter electrically coupled to the photovoltaic panel and configured to convert the first type of electrical power to a second type of electrical power for transmission to a grid and/or load, and at least one energy storage device electrically coupled to the power converter, the at least one energy storage device configured to store electrical energy provided by the power converter. The power generating device further includes at least one heat management component and at least one back housing physically attached to the photovoltaic panel and defining a space between the photovoltaic panel and the at least one back housing. The power converter, the at least one energy storage device, and the at least one heat management component are positioned in the space.
A system includes a processing circuitry and a memory, accessible by the processing circuitry, the memory storing instructions that, when executed by the processing circuitry cause the processing circuitry to perform operation including receiving one or more route criteria and identifying a number of pipes, wherein the number of pipes is based on the one or more route criteria. The piping also includes generating a vector route, storing the vector route, generating a limiting zone, and performing an iterative process including determining one or more vector routes for each of the identified number of pipes. Further, the piping system also includes optimizing a route solution based on the one or more vector routes based on an optimization parameter and outputting a three-dimensional pipe layout, wherein the three-dimensional pipe layout is transmitted to an external platform for display via a user interface.
G06F 30/18 - Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
66.
MACHINING TOOL POSITIONING SYSTEM FOR HOLLOW COMPONENT
A machining tool positioning system includes a post configured to rotatably mount relative to a hollow component to be machined. A base member slidingly mounts relative to the post. A first actuator is configured to selectively slidingly move the base member relative to the post. A tool slide rail is coupled to the base member and extends perpendicular to the post. A machining tool slide mount slidingly couples to the tool slide rail and is configured to position a machining tool relative to the rail. A second actuator is coupled at a first end to the base member and coupled at a second end to the machining tool slide mount is configured to selectively move the machining tool slide mount along the rail. A motor may optionally turn the post to rotate the position of the base member and machining tool.
B23Q 1/62 - Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only two sliding pairs only with perpendicular axes, e.g. cross-slides
B23Q 15/14 - Control or regulation of the orientation of the tool with respect to the work
67.
Axial fuel stage injector with axially elongated mixing chambers with axially wavy inlets
An axial fuel stage (AFS) injector includes a mixing member including a plurality of axially elongated mixing chambers therebetween. Inlets of the mixing chambers are axially wavy. A high-pressure (HP) air injection member defines a set of HP air jets spaced from the axially wavy inlet of each axially elongated mixing chamber. A fuel plenum in the mixing member delivers fuel from a fuel source to a set of fuel injectors in each mixing chamber. Each set of HP air jets is configured to direct an HP air from an HP air source and, optionally, to draw a low-pressure (LP) air from an LP air source to direct the LP air with the HP air and the fuel into the axially wavy inlet of a respective axially elongated mixing chamber. The axially elongated mixing chambers direct the air-fuel mixture into the combustion liner for combustion in a secondary combustion zone thereof.
A build platform for a metal additive manufacturing process and a related method are disclosed. The build platform includes a base including a first metal and an upper surface. The build platform also includes a surface layer on the upper surface of the base including a second metal different than the first metal. The surface layer has a graded porosity having a most-dense region at an upper surface of the surface layer and a least-dense region at a lower surface of the surface layer. The lower surface of the surface layer contacts the upper surface of the base.
An axial fuel stage (AFS) injector includes a mixing member including axially elongated mixing chambers in fluid communication with a combustion liner of a combustor, and fuel injectors in opposing side walls of the mixing chambers. A high-pressure (HP) air injection member defines a set of HP air jets spaced from the inlet of each mixing chamber. A fuel plenum in the mixing member delivers fuel from a fuel source to each set of fuel injectors. Each set of HP air jets directs a HP air from a HP air source and, in some embodiments, to draw a low-pressure (LP) air from a LP air source to direct the LP air with the HP air into the inlet of a respective mixing chamber where fuel is injected. The axially elongated mixing chambers direct the air-fuel mixture into the combustion liner for combustion in a secondary combustion zone thereof.
An axial fuel stage (AFS) injector includes a mixing member having multiple mixing chambers in fluid communication with a combustion liner of a combustor, and a set of fuel injectors defined in a side wall of each mixing chamber. A high-pressure (HP) air injection member defines a set of HP air jets spaced from the inlet of each mixing chamber. A fuel plenum is defined in the mixing member to deliver fuel to each set of fuel injectors. Each set of HP air jets is configured to direct a HP air from a HP air source, and optionally to draw a low-pressure (LP) air from a LP air source to direct the LP air with the HP air, into the inlet of a respective mixing chamber where fuel is injected. The mixing chambers direct the air-fuel mixture into the combustion liner for combustion in a secondary combustion zone thereof.
A multi-terminal power transmission network includes first and second DC terminals that are interconnected by a first transmission conduit to permit the transfer of power. The first DC terminal is connected with an interconnection conduit and is separately connected with a first power converter. The first power converter interconnects the first DC terminal with a first AC network element and includes a first converter controller. The second DC terminal is interconnected with a second AC network element by a second power converter which includes a second converter controller. The first power converter further includes a supplementary controller to selectively modify the first DC voltage reference that the first power converter is required to provide so as to drive the DC current flowing in the interconnection conduit below a predetermined threshold and facilitate disconnection of the interconnection conduit from the first DC terminal via opening of the first interconnector switch.
Nanoparticle compositions with enhancing dispersibility and long-term stability that can increase thermal conductivity of a dielectric fluid and improving insulation material lifetime, methods of manufacturing the nanoparticle compositions, and dielectric nanofluid compositions with the nanoparticles are provided herein. The nanoparticle compositions may include a metal oxide core and an organofunctional silane shell covering the TiO2 core, wherein the organofunctional silane shell is a structure represented by R1—Si(OR2)3.
A tunneling system including a first deployable sensor component coupled to a body assembly of a tunneling device. The first deployable sensor component is configured to move through an interior cavity of a tunnel with the body assembly. The tunneling system includes a second deployable sensor component communicatively coupled to the first deployable sensor component and positioned along a path of the tunneling device. The tunneling system includes a controller communicatively coupled to at least one of the first deployable sensor component and the second deployable sensor component. The controller is configured to receive information from at least one of the first deployable sensor component and the second deployable sensor component and determine i) a length and a shape of a portion of the tunnel and/or ii) a position of the tunneling device as the body assembly of the tunneling device moves through the tunnel.
Devices methods for triggering alarms and cautions for electrical equipment may include receiving, at edge device, data of an electrical device, including dissolved gas data or electrical data; setting, based on a comparison of a measurement value of the data to an upper rolling window-based threshold or to a lower rolling window-based threshold, a measurement flag for the electrical device; determining a rate-of-change (RoC) of the data; setting a RoC flag for the electrical device based on a comparison of the RoC to a delta RoC-based threshold; determining an acceleration of the data; setting an acceleration flag for the electrical device based on a comparison of the acceleration to a percentile log-ratio change of measurements threshold; and setting one of a no flag, a caution flag or an alarm flag for the electrical device based on the measurement flag, the ROC flag, and the acceleration flag.
A method of aligning coordinate frame obtained from at least two different coordinate measurement systems is disclosed. The method includes: initializing a second coordinate frame and a second part coordinate system of a component positioned in a second system; generating a second data pointset associated with the second system; receiving a first data pointset associated with a first system; determining an alignment of the second part coordinate system with the first part coordinate system by estimating an angular offset or a translational offset between the second part coordinate system and the first part coordinate system. The method includes, if the determined alignment indicates no alignment of the second part coordinate system with the first part coordinate system, repeatedly applying an angular rotation or a translational displacement to the component positioned in the second system; and determining the alignment of the second part coordinate system with the first part coordinate system.
G05B 19/408 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by data handling or data format, e.g. reading, buffering or conversion of data
G01B 5/008 - Measuring arrangements characterised by the use of mechanical techniques for measuring coordinates of points using coordinate measuring machines
76.
Combined cycle power plant with steam turbine bypass for simple cycle operation with heat recovery steam generator and method of use
A combined-cycle power plant with a steam turbine bypass for simple cycle operation with a heat recovery steam generator (HRSG) and a method of use are disclosed. In the disclosed combined-cycle power plant, a steam flow valving arrangement is operatively coupled with the steam turbine, the HRSG, and a condenser. The steam flow valving arrangement is configured to direct a flow of steam generated in the HRSG to the condenser bypassing the steam turbine during a simple cycle mode of operation. In addition, the steam flow valving arrangement is configured to direct the flow of steam generated in the HRSG to the steam turbine during a combined-cycle mode of operation.
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 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
77.
TURBINE NOZZLE OR BLADE WITH IMPINGEMENT COOLING STRUCTURE HAVING THERMAL FLEX ELEMENTS
A turbine nozzle or blade includes an airfoil body defined by a concave pressure side outer wall and a convex suction side outer wall that connect along leading and trailing edges and, therebetween, form a radially extending chamber. The airfoil body has an inner surface facing the radially extending chamber. An impingement cooling structure is within the radially extending chamber. The impingement cooling structure includes: a wall spaced from the inner surface of the airfoil body; a plurality of holes defined through the wall; and a plurality of elongated thermal flex elements defined in the wall. Because the nozzle or blade is made by additive manufacturing, the airfoil body and the impingement cooling structure include a plurality of integral material layers.
A repair kit and a method provide a way to salvage mis-machined parts by repairing the parts using a combination of a fishbone braze foil and a spring-like locking insert. The method includes providing a braze foil variably sized to fit within at least a portion of a slot of a component being repaired, and positioning a locking insert proximate to the braze foil. The method also includes pressing the braze foil and the locking insert into at least the portion of the slot being repaired, such that the locking insert is securely coupled within the portion of the slot being repaired via a friction fit, and brazing the braze foil and the locking insert together in the slot.
A tool electrode for an EDM system for repairing a micromixer tube of a combustor, the EDM system and a related method, are provided. The tool electrode includes an elongated member; and a disk having a first side, a second side, an opening in a center thereof, and a slot extending from the first side to the second side and from the opening to an outer periphery of the disk. The elongated member is coupled to the disk and extends through the opening from the first side of the disk and beyond the second side of the disk. The disk is used to remove a damaged end portion of a micromixer tube from within the tube, and without debris damaging the tube or a cutting tool damaging other tubes in a set of micromixer tubes.
A system includes a turbine exhaust section downstream of a turbine. The turbine exhaust section includes an exhaust flow path. The turbine exhaust section also includes an inner wall radially disposed along the exhaust flow path. The turbine exhaust section also includes an outer wall disposed radially outward of the inner wall and along the exhaust flow path. The system also includes a fluid injection system configured to inject a fluid into a chamber radially disposed between the inner wall and the outer wall via a plurality of inner ports disposed in the inner wall. The plurality of inner ports is disposed downstream of a downstream edge of a last stage blade of the turbine.
F02C 9/18 - Control of working fluid flow by bleeding, by-passing or acting on variable working fluid interconnections between turbines or compressors or their stages
F01D 9/06 - Fluid supply conduits to nozzles or the like
F02C 3/06 - Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
81.
PIPE NAVIGATION APPARATUS WITH INTERIOR PASSAGEWAY FOR TOOL PASS THROUGH
Navigation apparatus (102) including a body (132) comprising a first and a second end. The body defines a passageway (104) extending through the body. The navigation apparatus includes a drive device (134) coupled to the body and configured to engage an interior wall of the pipe to propel the navigation apparatus and a passthrough guide (148) coupled to the body and configured to receive a tow line (152) therethrough. The navigation apparatus further includes an attachment feature (164) configured to releasably secure a tool (158) to the first end of the body. The passageway is sized to receive the tool on the tow line through the second end of the body and allow pass-through of the tool within the passageway from the second end to the first end for attaching the tool to the first end of the body.
F16L 55/1645 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a sealing material being introduced inside the pipe by means of a tool moving in the pipe
F16L 55/18 - Appliances for use in repairing pipes
B05B 15/70 - Arrangements for moving spray heads automatically to or from the working position
B05B 13/06 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups specially designed for treating the inside of hollow bodies
82.
MULTI-MODEL MACHINE LEARNING FOR ROOT CAUSE ANALYSIS USING SALIENCY MAPS
Systems and methods are provided. A method includes providing, by a computing system comprising one or more computing devices, a plurality of input values to a first machine-learned model. The method includes generating, by the computing system using the first machine-learned model based on the plurality of input values, a saliency map. In the method, the first machine-learned model is a model that was trained to predict a prediction residual associated with a second machine-learned model.
There is provided a method of energising electrical poles of a rigid bipole power transmission network, the rigid bipole power transmission network comprising a first pair of converters connected to a second pair of converters via first and second electrical poles, and further comprising a ground return path. The method includes determining one or more parameters associated with either of the first or second pair of converters, wherein the one or more parameters indicate a difference in energy between the first and second electrical poles. The method further includes controlling, based on the one or more parameters, at least one converter of the associated first or second pair of converters to regulate the difference in energy between the first and second electrical poles such that a ground current flowing in the ground return path is below a predetermined threshold value.
An expander apparatus includes a reservoir containing pressurized fluid and a bladder coupled to the reservoir. The expander apparatus is selectively expandable between a first configuration and a second configuration. The bladder is configured to transition the expander apparatus from the first configuration to the second configuration when pressurized fluid is delivered to the bladder from the reservoir, and transition the expander apparatus from the second configuration to the first configuration when the pressurized fluid is removed from the bladder and delivered to the reservoir. The bladder defines a cavity. The reservoir is housed at least partly within the cavity defined by the bladder.
F16L 55/34 - Constructional aspects of the propulsion means, e.g. towed by cables being self-contained the pig or mole being moved step by step
F15B 15/10 - Fluid-actuated devices for displacing a member from one position to anotherGearing associated therewith characterised by the construction of the motor unit the motor being of diaphragm type
85.
DEVICE FOR SYNCHRONIZING A PARTIAL DISCHARGE MONITORING SYSTEM
A device for providing a synchronisation signal to identify partial discharges in a Gas Insulated Station (GIS). The device including an AC reference switch device having a number of inputs for inputting a number of synchronisation signals from a number of sensors, the switch device including means for selecting an input among the inputs based on the presence of a synchronisation signal and an AC inverter to provide a power and synchronisation signal, based on the synchronisation signal provided by the AC reference switch device.
A method and a system enables a temperature to which a component within a turbomachine was exposed, to be determined. The method includes operating the turbomachine including the component for an elapsed period of time, determining a thickness of an oxide layer that has formed on a coupon attached to the component, and determining a temperature offset based on the thickness measurement of the oxide layer. The method also includes determining the temperature to which the component was exposed using the temperature offset, and outputting the temperature to which the component was exposed.
A controller, and a method, for controlling a power dissipating arrangement connected to a converter station, wherein the converter station includes a power converter that is connected to a power transmission medium. The controller is configured to: determine a parameter associated with the power converter, use the parameter to determine a control signal for the power dissipating arrangement; and provide the control signal to the power dissipating arrangement. The power dissipating arrangement is configured to use the control signal to control a switching of the power dissipating arrangement to dissipate energy from the power transmission medium and reduce a transfer of energy between the power transmission medium and the power converter.
A compression sealing gasket having a main body of general planar extension, or extending in a plane, including an inner side and an outer side, and end faces, which delimit the gasket along an axis perpendicular to the plane, and connect the inner side and the outer side, made of an elastomer material, the main body having a first extension, along the axis, at least one of the inner side and the outer side being provided with a lip which has a second extension, along the axis perpendicular to the plane, less than the first extension.
A navigation apparatus for use in navigating a pipe includes a body, a movable core coupled to the body by a sacrificial connector, and a drive assembly configured to engage an interior wall of the pipe to propel the navigation apparatus through the pipe. The drive assembly including a first arm, a second arm, and a wheel, wherein the first arm is pivotably coupled to the core and the wheel, and the second arm is pivotably coupled to the body and the wheel.
A system includes a gas turbine system having a compressor, a combustor, and a turbine, wherein the combustor is configured to combust fuel and oxidant in a substantially stoichiometric equivalence ratio, phi (ϕ), of between 0.95 to 1.05. The system further includes an exhaust gas recirculation (EGR) system configured to recirculate an exhaust gas from the turbine to an intake into the compressor. The system further includes a biochar pyrolysis reactor configured to heat a biomass feedstock to cause a pyrolysis reaction of the biomass feedstock using heat from the exhaust gas to generate a biochar and a syngas.
F02C 3/28 - 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 solid or pulverulent, e.g. in slurry or suspension using a separate gas producer for gasifying the fuel before combustion
F02M 26/34 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with compressors, turbines or the like in the recirculation passage
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
91.
Axial fuel stage injector with fuel injection in same direction as high-pressure air flow
An axial fuel stage (AFS) injector includes a mixing member defining a mixing chamber having an inlet and an outlet in fluid communication with a combustion chamber of the combustor. A high pressure (HP) air-fuel injection member includes at least one row of HP air-fuel injectors for directing an air-fuel mixture into the mixing chamber. Each HP air-fuel injector includes two opposing sidewalls and a middle wall extending longitudinally between the two opposing sidewalls. The middle wall and each opposing sidewall define an elongated HP air jet therebetween. A fuel plenum delivers fuel from a fuel source to fuel injector(s) defined in a radially inner end of the middle wall. Each elongated HP air jet is configured to direct an HP air flow toward the inlet of the mixing chamber from an HP air source in a same direction as a fuel flow from the at least one fuel injector.
A turbine blade includes a root with a shank having a buttress extending from the shank bottom to an end of a turbine blade platform. The buttress provides increased structural integrity for a given shank mass, allowing mass reduction. With a shank wall and bottom of the platform, the buttress defines a pocket below the platform that can be part of a cooling circuit of the blade. The pocket can be on a suction side or pressure side of the root and can include portions or pockets on both sides of the root that can be in fluid communication with one another.
A system (100) for use in maintaining a tunnel having a sidewall defining an interior cavity (112) includes a tunneling device (102) configured to travel through the tunnel, a pressurized fluid source (120), and a tunnel support system (104). The tunnel support system includes a dispenser (142) coupled to the tunneling device and a membrane (138) defining a cavity configured to receive pressurized fluid from the pressurized fluid source. The membrane is configured to be dispensed by the dispenser when the tunneling device travels through the tunnel. The membrane is configured to extend away from the tunneling device and along the sidewall of the tunnel. The membrane is configured to engage the sidewall of the tunnel when the pressurized fluid is delivered to the cavity.
E21D 11/00 - Lining tunnels, galleries or other underground cavities, e.g. large underground chambersLinings thereforMaking such linings in situ, e.g. by assembling
94.
SOLID SORBENT MATERIALS FUNCTIONALIZED WITH POLYAMINES HAVING OXYGEN-CONTAINING UNITS SELECTED FROM CARBONYL UNITS, HYDROXYL UNITS, AND COMBINATIONS THEREOF
Described herein are sorbents functionalized with polyamines having oxygen-containing units selected from carbonyl units, hydroxyl units, and combinations thereof, methods of making same, and methods of using same.
B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic 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
The present application relates to a monolithic interconnect (100), a methods of making monolithic interconnect (100), and to an electrochemical cell including such monolithic interconnects (100). The monolithic interconnect (100) is useful in a variety of articles and industrial applications..
B22F 5/00 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
B33Y 80/00 - Products made by additive manufacturing
C25B 1/00 - Electrolytic production of inorganic compounds or non-metals
C25B 9/00 - Cells or assemblies of cellsConstructional parts of cellsAssemblies of constructional parts, e.g. electrode-diaphragm assembliesProcess-related cell features
H01M 8/0258 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
H01M 8/2483 - Details of groupings of fuel cells characterised by internal manifolds
A hybrid thermal management system including a thermosyphon cooling system to cool a first heat generating component set to a first operating temperature range and a heating, ventilation, and air conditioning (HVAC) system to cool a second heat generating component set to a second operating temperature range that is at least partially different than the first operating temperature range. The thermosyphon cooling system operates passively and includes an evaporator encompassing a volume of liquid coolant and a condenser positioned above the evaporator and operably connected thereto in a closed loop. The HVAC system cooling the second heat generating component set via a thermal conductor in contact with a heat sink of the second heat generating component set.
A through flush guide has a quill extending from an arm attached to an electrical discharge machining (“EDM”) apparatus toward a work platform. An electrode of the EDM apparatus extends through the quill to the work platform. The quill includes a dielectric fluid passage around the electrode. A guide tip on the quill receives the dielectric fluid and directs it at a focal point a standoff distance away from the end of the guide tip.
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.
A method for improving wind turbine rotor blade quality includes receiving data relating to the rotor blade that is collected during or after manufacturing of the rotor blade before being placed into operation. The method also includes processing the data and, receiving, via a plurality of machine-learned models of the controller, training data comprising examples of manufacturing anomalies of the rotor blade labeled with type and location. Moreover, the method includes identifying, via the machine-learned models, one or more anomalies on the rotor blade using the processed data and the training data. Further, each of the machine-learned models is configured to detect a different type of anomaly relating to the rotor blade. The method also includes automatically generating a quality report of the rotor blade comprising the identified anomaly(ies), wherein the quality report includes a location, type, and/or criticality of the identified anomaly(ies). In addition, the method includes adjusting one or more parameters of the machine-learned model(s) to improve an objective function thereof based on the quality report, as well as implementing a corrective action for a subsequent manufacturing process of another rotor blade based on the quality report.
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.
