Examples of the disclosure include an automatic transfer switching system comprising a first input to receive phases of first power from a first source, a second input to receive phases of second power from a second source, a receptacle, a phase-selection interface (PSI) configured to receive the first power and output a first selected phase and receive the second power and output a second selected phase, a switching device coupled to the receptacle and the PSI, and at least one controller configured to control the switching device to couple the first input to the receptacle via the PSI to provide the first selected phase when the switching device decouples the second input from the receptacle, and to control the switching device to couple the second input to the receptacle via the PSI to provide the second selected phase when the switching device decouples the first input from the receptacle.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
2.
UNINTERRUPTIBLE POWER SUPPLY FOR PERFORMING HIGH POWER LOAD TESTING
A non-transitory computer readable media has instruction encoded thereon which, when executed by a control system of an uninterruptible power supply (UPS) test system, cause the UPS test system to deliver power from an output of a first UPS system to an inlet of a second UPS system, receive power from an outlet of the second UPS system at an inlet of the first UPS system, and maintain a magnitude of the power delivered from the output of the first UPS system to the inlet of a second UPS system at a desired level.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
3.
SYSTEMS AND METHODS FOR INVERTER AND DC/DC CONVERTER OPERATION
Examples of the disclosure include a power system comprising a power-system output configured to be coupled to, and provide an output AC waveform to, one or more loads, a positive DC bus, a negative DC bus, an inverter coupled to the positive DC bus and the negative DC bus, the inverter including an inverter output coupled to the power-system output, and a DC/DC converter coupled between the inverter output and at least one of the positive DC bus or the negative DC bus.
H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
4.
PRESENTATION OF MEASURED AND SIMULATED VALUES IN THE DATA CENTER WHITESPACE
A non-transitory computer readable media including instructions encoded thereon which when executed by a computer processing system cause the computer processing system to perform a method comprising receiving information regarding a layout of racks of information technology equipment (IT racks) within a data center, receiving data regarding measured temperatures at inlets of the IT racks, and displaying representations of the measured temperatures at the inlets of the IT racks in a three dimensional (3D) model of the data center along with temperatures at the inlets of the IT racks predicted from a computational fluid dynamics (CFD) analysis of the data center.
G06F 30/28 - Optimisation, vérification ou simulation de l’objet conçu utilisant la dynamique des fluides, p. ex. les équations de Navier-Stokes ou la dynamique des fluides numérique [DFN]
5.
TECHNIQUES FOR UPDATING FIRMWARE ON NETWORK MANAGEMENT CARDS
Techniques are described for conducting a firmware update on an NMC by: (a) sending a request for a license to install the firmware update on the NMC from a request device to a remote licensing server, the request including an identifier of the NMC; (b) receiving the license by the request device from the licensing server; (c) in response to a user request to install the firmware update on the NMC, verifying, by an installation device, that the license is associated with the identifier of the NMC; and (d) in response to verifying that the license is associated with the identifier of the NMC, sending the firmware update from the installation device to the NMC.
Examples of the disclosure include a power system having a first converter configured to be coupled in parallel with a power transmission line, the first converter including a plurality of shunt sub-modules configured to be coupled in series between the power transmission line and a reference node, a second converter configured to be coupled in series with the power transmission line, the second converter including a plurality of series sub-modules coupled in parallel with each other, and a common DC bus coupled to the first converter and the second converter.
H02J 3/16 - Circuits pour réseaux principaux ou de distribution, à courant alternatif pour règler la tension dans des réseaux à courant alternatif par changement d'une caractéristique de la charge du réseau par réglage de puissance réactive
H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
H02J 3/48 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs contrôlant la répartition de puissance entre les générateurs, convertisseurs ou transformateurs contrôlant la répartition de la composante en phase
A rack-shipment system includes a pallet, a ramp hingedly coupled to the pallet, a rack coupled to the ramp, and a handle coupled to the rack. The ramp, the rack, and the handle are configured to rotate relative to the pallet to an upright position. The rack-shipment system further may include a cover operably coupled to the pallet and the ramp to enclose the rack, a top foam panel disposed on a side of the rack, and a bottom foam panel disposed on an opposite side of the rack. A method of shipping a rack includes positioning the rack on the pallet; coupling the ramp to the rack, and enclosing the rack for shipment.
B65D 19/06 - Palettes rigides avec parois latérales, p. ex. boîtes palettes avec corps formé par jonction ou union de plusieurs composants
B65D 81/127 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des feuilles rigides ou semi-rigides en matériau amortisseur de chocs
A cooling distribution unit includes a refrigeration unit configured to be coupled to a dry cooling unit. The refrigeration unit is configured to receive a first cooling fluid in relatively cool condition from the dry cooling unit and to output the first cooling fluid in relatively warm condition to the dry cooling unit for cooling. The cooling distribution unit further includes a first control valve coupled to the refrigeration unit. The first control valve is configured to output a first portion of a second cooling fluid at a first temperature. The cooling distribution unit further includes a second control valve coupled to the refrigeration unit. The second control valve is configured to output a second portion of the second cooling fluid at a second temperature.
An equipment rack arrangement includes a first row of equipment racks and at least one horizontal busbar extending horizontally through the equipment racks of the first row of equipment racks. The at least one horizontal busbar is configured to provide power to electronic equipment supported by the equipment racks of the first row of equipment racks. The equipment rack arrangement further may include at least one vertical busbar extending vertically through equipment racks of the first row of equipment racks.
A non-transitory computer readable media having instructions encoded therein which, when executed by an uninterruptible power supply (UPS), cause the UPS to perform a method comprising receiving firmware to be installed on the UPS, transitioning a communication subsystem of the UPS to operation in a bootloader mode, determining, by the communication subsystem, a size of the firmware to be installed, initiating, by the communication subsystem, installation of the firmware in an application memory region of a processing subsystem of the UPS, determining, by the communication subsystem, an amount of the firmware installed in the application memory region, calculating, by the communication subsystem, a percent of the firmware installed in the application memory region based on the size of the firmware and the amount of the firmware installed in the application memory region, and outputting, by the communication subsystem, an indication of the percent of the firmware installed.
In one embodiment, a computer program product is described. The computer program product includes a non-transitory computer-readable storage medium storing instructions, which when performed by processing circuitry of a set of one or more computing devices, cause the set of computing devices to configure a new containerized application operating in a first container to replace an old containerized application operating in a second container. This configuration includes (a) the new containerized application receiving a license identifier (ID) of a licensing service, the license ID being associated with the old containerized application; (b) sending an instruction directing the old containerized application to dissociate with the license ID; and (c) in response to the old containerized application dissociating with the license ID, associating the new containerized application with the license ID to become licensed with the licensing service. A related method, apparatus, and system are also described.
G06F 9/455 - ÉmulationInterprétationSimulation de logiciel, p. ex. virtualisation ou émulation des moteurs d’exécution d’applications ou de systèmes d’exploitation
A microdata center power panel is configured to be mounted within a microdata center enclosure that is designed to support an IT equipment rack. The microdata center power panel includes a chassis configured to be coupled to a ceiling of the microdata center enclosure and at least one circuit breaker supported by the chassis. The at least one circuit breaker is positioned above the IT equipment rack within the microdata center enclosure.
A power supply system including an uninterruptible power supply (UPS) comprising an input coupled to an AC source and configured to receive input AC power from the AC source and an output configured to provide AC output power to a load, the UPS including a converter coupled to the input, an inverter coupled to the output, and a DC bus coupled between the converter and the inverter, a renewable power source configured to provide DC power derived from a renewable energy source, a first DC/DC converter coupled between the renewable power source and the DC bus and configured to provide DC power derived from the renewable power source to the DC bus, and a controller in communication with the first DC/DC converter and 10 configured to monitor an output power capability of the renewable power source, and to operate the first DC/DC converter to provide DC power derived from the renewable power source to the DC bus based on the output power capability of the renewable power source.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 3/04 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques
15.
SYSTEMS AND METHODS FOR ARC FLASH INCIDENT ENERGY REDUCTION
An assembly to contain energy from arc flash within a mounting slot of an equipment rack includes a valve panel assembly including a first valve panel body secured to the frame members by a first hinge and a second valve panel body secured to the frame members by a second hinge. The first valve panel body and the second valve panel body are configured to rotate between closed positions and open positions. A method of assembling a system to contain energy from arc flash within a mounting slot of an equipment rack is further disclosed.
A fan module includes a fan cover, a fixed grid coupled to the fan cover, a fan assembly positioned between the fan cover and the fixed grid, and at least one movable grid coupled to the fixed grid. The at least one movable grid is configured to move between an open position and a closed position. The fan module further includes a knob extending through the fan cover and the fixed grid. The knob is configured to move the at least one movable grid between the open position and the closed position. The knob includes an elongated portion, with the elongated portion being configured to prevent removal of the fan cover when the at least one movable grid is in the open position and permit removal of the fan cover when the at least one movable grid is in the closed position.
A leveling foot assembly includes a foot and a rod secured to the foot. The rod includes a first threaded portion, a second threaded portion, and a third threadless portion positioned between the first threaded portion and the second threaded portion. The leveling foot assembly further includes a leveling nut configured to engage the first threaded portion of the rod when the foot is in a raised position and configured to engage the second threaded portion of the nut when the foot is in a lowered position.
A system includes an enclosure, a heat-source component disposed in the enclosure, and an exhaust associated with the enclosure. The exhaust is configured to exhaust heat generated by the heat-source component. The system further includes an arrester plate assembly disposed within the enclosure. The arrester plate assembly includes perforations formed therein. The arrester plate assembly is approximately parallel to the exhaust.
H01M 50/383 - Moyens pare-flammes ou moyens de prévention de l’allumage
A62C 3/16 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les installations électriques, p. ex. chemins de câbles
H01M 10/613 - Refroidissement ou maintien du froid
H01M 10/6563 - Gaz avec circulation forcée, p. ex. par des soufflantes
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
A system includes a first battery, a second battery, and a battery connector coupling the first battery to the second battery. The battery connector includes a first portion and a second portion. The second portion is narrower than the first portion. The second portion is configured to decouple the first battery from the second battery when a current above a threshold current passes through the second portion.
H01M 50/583 - Dispositifs ou dispositions pour l’interruption du courant en réponse au courant, p. ex. fusibles
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/503 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie caractérisées par la forme des interconnecteurs
H01M 50/519 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant des circuits imprimés
H01M 50/526 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie caractérisées par le matériau ayant une structure en couches
Examples of the disclosure include a power system comprising a first output configured to be coupled to a load, a second output configured to be coupled to the load, a first input configured to be coupled to a power source, a second input configured to be coupled to the power source, a switch configured to switchably couple the second input to the second output, a series power injector coupled to a capacitor, the capacitor being coupled in series with the second output, and at least one controller configured to control the switch to couple the second input to the second output, and disable, based on controlling the switch to couple the second input to the second output, an inverter output power to the load.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
21.
RACK POWER DISTRIBUTION UNIT WITH CONFIGURABLE PHASE CONTROL
According to at least one aspect of the present disclosure a power distribution unit (PDU) is provided, the PDU comprising: a phase selection interface having: a first source contact configured to couple to a configuration system, a first return contact configured to couple to the configuration system, a second source contact configured to couple to the configuration system, and a second return contact configured to couple to the configuration system; a first outlet having: a first supply opening coupled to the first source contact, and a first return opening coupled to the first return contact; and a second outlet having: a second supply opening coupled to the second source contact, and a second return opening coupled to the second return contact.
Examples of the disclosure include a power-conditioning system comprising a load output configured to be coupled to a load, a power-factor-correction circuit (PFC) comprising a first switching leg and a second switching leg, wherein the first switching leg and the second switching leg are configured to be controlled based on a first modulation index, an inverter comprising the second switching leg and a third switching leg, wherein the third switching leg is configured to be controlled based on a second modulation index, and a capacitor coupled to an inverter output of the inverter and being coupled in series with the load output.
H02M 1/42 - Circuits ou dispositions pour corriger ou ajuster le facteur de puissance dans les convertisseurs ou les onduleurs
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
23.
CLOUD BASED LI-ION BATTERY LIFE OPTIMIZATION THROUGH STATE OF CHARGE LIMIT CONTROL
Examples of the disclosure include a power system comprising an input configured to be coupled to at least one power source, an output configured to be coupled to at least one load, an energy-storage-device connection configured to be coupled to at least one energy-storage device, at least one power converter, and at least one controller configured to control the at least one power converter to provide power to the output in a battery mode of operation, determine one or more battery-mode parameters associated with the battery mode of operation, determine a maximum state-of-charge (SOC) limit based on the one or more battery-mode parameters, and control the at least one power converter to charge the at least one energy-storage device to the maximum SOC limit.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
24.
METHOD FOR PARALLELING OF INTERLEAVED POWER CONVERTERS
Examples of the disclosure include a UPS comprising an output to be coupled to a load, a first converter leg to provide a first voltage to the output and including at least one of a first relay or fuse, a second converter leg in parallel with the first converter leg including at least one of a second relay or fuse and configured to provide a second voltage to the output out of phase with the first converter leg providing the first voltage signal, current sensors coupled to the first and second converter legs, respectively, and configured to provide a first signal indicative of a current in the first converter leg and a second signal indicative of a current in the second converter leg, respectively, and at least one controller to receive the signals, determine a current difference between the converter legs based on the signals, and decrease the current difference.
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
H02M 1/14 - Dispositions de réduction des ondulations d'une entrée ou d'une sortie en courant continu
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
25.
UNINTERRUPTIBLE POWER SUPPLY WITH INRUSH CURRENT PROTECTION AND METHODS OF USE THEREOF
An uninterruptable power supply (UPS) is disclosed. The UPS includes an input configured to be coupled to a power source, a backup interface configured to be coupled to a backup power source, a backup interface configured to be coupled to a backup power source and to receive backup power from the backup power source, an output configured to be coupled to a load and to provide output power to the load, a bypass line coupled between the input and the output and configured to provide the input power to the output in a bypass mode of operation, an inverter coupled to the output and configured to provide the output power to the output derived from the input power in an online mode of operation, and a controller. Non-transitory computer readable medium for operating the controller and methods of providing output power to a load from a UPS are also disclosed.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
26.
Method to operate parallel bypass thyristors at low load
A system for turning on thyristors is presented, the system comprising: an input configured to be coupled to a power source; an output configured to be coupled to a load; a first branch coupled between the input and the output and including a first thyristor having a first threshold voltage; a second branch coupled between the input and the output and coupled in parallel with the first branch, the second branch including a second thyristor having a second threshold voltage higher than the first threshold voltage; and at least one controller configured to control the system to selectively generate a biasing voltage across the second thyristor to induce a change in a voltage across the second thyristor from a first voltage to a second voltage, the first voltage being less than the second threshold voltage and the second voltage being greater than the second threshold voltage.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H03K 17/13 - Modifications pour commuter lors du passage par zéro
27.
SYSTEM AND METHOD TO CONNECT AND DISCONNECT ONE OR MORE LITHIUM-ION BATTERY
A power system includes an external-battery-power terminal configured to receive an external-battery-power connector, an external battery emergency power off (EPO) terminal, and an EPO switch coupled to the EPO terminal. The EPO switch is configured to be triggered by decoupling a mechanical latch associated with the external-battery-power connector. An EPO signal is manipulated when the EPO switch is triggered to decouple a battery from the external-battery-power terminal.
H01M 50/262 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
Disclosed is a battery control system configured to perform a method comprising receiving a signal indicative of a temperature of the battery at a first time, comparing a difference between the temperature of the battery at the first time to a baseline fast-rise temperature to obtain a fast-rise temperature difference, outputting a battery fast-rise temperature signal if the fast-rise temperature difference exceeds a fast-rise temperature difference limit, receiving a signal indicative of the temperature of the battery at a second time, comparing a difference between the temperature of the battery at the second time to a baseline slow-rise temperature to obtain a slow-rise temperature difference, outputting a battery slow-rise temperature signal if the slow-rise temperature difference exceeds a slow-rise temperature difference limit, and setting the baseline slow-rise temperature to the temperature of the battery at the second time if the slow-rise temperature difference is below the slow-rise temperature difference limit.
H01M 50/383 - Moyens pare-flammes ou moyens de prévention de l’allumage
A62C 3/16 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les installations électriques, p. ex. chemins de câbles
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Integrated energy resource connection apparatuses namely switchgear, controllers, power conversion units, converters, batteries, electrical buses, electrical power distribution units, HMI (human machine interface), or sensors, for managing, optimizing, monitoring, and controlling electrical power usage
09 - Appareils et instruments scientifiques et électriques
Produits et services
Integrated energy resource connection apparatuses including switchgear, controllers, power conversion units, converters, batteries, electrical buses, electrical power distribution units, HMI (human machine interface), and sensors, for managing, optimizing, monitoring, and controlling electrical power usage.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Integrated energy resource connection apparatuses, namely, electrical switchgear, power controllers, power conversion units, electrical converters, batteries, electrically powered buses, electrical power distribution units, HMI (human machine interface) in the nature of electric controllers and electrical sensors, for managing, optimizing, monitoring, and controlling electrical power usage
According to at least one aspect of the present disclosure a battery pack is provided. The battery pack includes a voltage converter configured to increase a voltage of the power in a boost mode of operation and to decrease the voltage of the power in a buck mode of operation, the voltage converter including: a first connection coupled to the bus connection, a second connection coupled to the battery, an inductor, a first diode coupled to the inductor and to a reference node, and a second diode coupled to the inductor and to the reference node; and at least one controller configured to operate the voltage converter in the boost mode of operation responsive to receiving a signal to operate in the boost mode of operation, and operate the voltage converter in a buck mode of operation responsive to receiving a signal to operate in the buck mode of operation.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 3/00 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
34.
MOTOR DRIVEN BACKFEED PROTECTION AND INCIDENT REDUCTION ON MODULAR STATIC BYPASS
A backfeed protection system includes a casing and a moving plate assembly supported by the casing and configured to move with respect to the casing. The moving plate assembly includes at least one electrical contact configured to releasably engage a power distribution element. The backfeed protection system further includes an actuator secured to the casing and the moving plate assembly. The actuator is configured to move the moving plate assembly with respect to the casing between an engaged position in which the at least one electrical contact is engaged with the power distribution element and a disengaged position in which the at least one electrical contact is disengaged from the power distribution unit.
A liquid cooling manifold includes a manifold body having an inlet flow channel, an outlet flow channel and an expansion channel. The liquid cooling manifold further includes a plurality of distribution inlet connectors coupled to the manifold body and in fluid communication with the inlet flow channel. The liquid cooling manifold further includes a plurality of distribution outlet connectors coupled to the manifold body and in fluid communication with the outlet flow channel. The liquid cooling manifold further includes a heat exchanger coupled to the manifold body.
According to one aspect, embodiments of the invention provide an electrical-converter system comprising a printed circuit board including at least a first layer and a second layer, a switching node disposed on the second layer, a first transistor, a second transistor, a third transistor, and a fourth transistor disposed on the first layer, a first conduction path from a source of the first transistor, through the switching node, to a drain of the fourth transistor, the first conduction path having a first length, and a second conduction path from the source of the first transistor, through the switching node, to a drain of the second transistor, the second conduction path having a second length, wherein the first length of the first conduction path is greater than the second length of the second conduction path.
H02M 1/08 - Circuits spécialement adaptés à la production d'une tension de commande pour les dispositifs à semi-conducteurs incorporés dans des convertisseurs statiques
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continuTransformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/537 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p. ex. onduleurs à impulsions à un seul commutateur
A power conditioner includes an input configured to be coupled to a main-power source and an output configured to receive power from within the power conditioner from the main-power source, a backup-power source, or both. The power conditioner includes an inverter, at least one processor, and a memory storing instructions that, when executed by the processor, cause the processor to perform a method. The method includes receiving an inverter-off signal, receiving an output-voltage level above a threshold output-voltage level, and preventing activation of the inverter in response to at least receiving the inverter-off signal and the output-voltage level above the threshold output-voltage level.
Examples of the disclosure include a power system configured to be coupled to at least one energy-storage device, the power system comprising a first switch, a second switch, and at least one controller configured to detect a discontinuous conduction mode (DCM) based on at least one of an output voltage of the energy-storage device or an output power of the energy-storage device, and control the first switch to be open in one of a buck mode or a boost mode based on detecting the DCM.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 7/04 - Régulation du courant ou de la tension de charge
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
39.
SYSTEMS AND METHODS FOR INTERFACING WITH BATTERIES HAVING DIFFERENT CHARGING CHARACTERISTICS
According to an example of the disclosure, a battery-management system is provided including a first group of one or more switching devices, each being configured to be coupled to a power bus, a second group of one or more switching devices configured to be coupled to a battery, each switching device of the second group being coupled to the first group of one or more switching devices, a buck/boost charger coupled to the first group of one or more switching devices and being configured to be coupled to the battery, the buck/boost charger being further configured to adjust a voltage of charging power provided to the battery, and at least one controller configured to control the buck/boost charger to adjust the voltage of the charging power based on a rated voltage of the battery and based on an input voltage of input power received from the power bus.
A power system includes an enclosure and a sliding power distribution unit (PDU) configured to be at least partially within the enclosure in a closed position and to at least partially extend beyond the enclosure in an open position. The sliding PDU includes a plurality of outlets. The sliding PDU is configured to present a desired number of outlets of the plurality of outlets. The enclosure includes a locking screw to secure the sliding PDU in place in the open position. The enclosure further includes a stopper flange to limit movement of the sliding PDU to the open position. The sliding PDU may include a holding knob to secure and move the sliding PDU.
A side rack includes a chassis, a first horizontal support coupled to the chassis, a second horizontal support coupled to the chassis, and a third horizontal support coupled to the chassis. The first horizontal support is configured to be coupled to a first piece of equipment, the second horizontal support is configured to be coupled to the first piece of equipment, and the third horizontal support is configured to be coupled to a second piece of equipment.
Examples of the disclosure include a power system including an input power connection, a return connection, a power converter having a converter input, a backfeed switch coupled between the input power connection and the converter input, at least one safety switch coupled between the converter input and the return connection, and at least one control circuit configured to control the at least one safety switch to be closed when the backfeed switch opens.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
A UPS system includes a UPS module having a first housing and a first sensor outputting first data, a battery module having a second housing and a second sensor outputting second data, and a central controller that is external to the first housing of the UPS module and the second housing of the battery module. The central controller is coupled to the UPS module and the battery module and is configured to receive the first data and the second data. The UPS system further includes at least one cooling module contained within a frame structure. The at least one cooling module is configured to provide cooling to the UPS module. The frame structure includes a first vent configured to exhaust warm air.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H01M 10/6563 - Gaz avec circulation forcée, p. ex. par des soufflantes
H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage
44.
Arrangement of converters and fast switches to provide BESS and UPS combined function
Aspects of the disclosure include a system comprising at least one energy-storage-device connection, a first output connection to be coupled to a main power source providing main power, a second output connection to be coupled to at least one load, a first and second power converter coupled to the at least one energy-storage-device connection, and at least one controller coupled to the power converters and being configured to control the system to connect the power converters to the output connections, control the system to disconnect the first power converter from the second output connection responsive to detecting a fault in the main power, control the first power converter to provide power to the first output connection responsive to detecting the fault in the main power, and control the system to disconnect the second power converter from the first output connection responsive to detecting the fault in the main power.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
45.
COOLING UNIT METRICS FOR DATA CENTER COMPUTATIONAL FLUID DYNAMICS
In one aspect, a non-transitory computer readable media has instructions encoded therein which, when executed by a computer processing system, cause the computer processing system to perform a method comprising receiving information indicative of coolers and information technology (IT) racks in an IT room, displaying a representation of the coolers and IT racks in a graphical user interface (GUI) of a computer system, performing a computational fluid dynamics (CFD) analysis to calculate results including airflow patterns, temperatures, and pressures in the IT room, determining, based on the CFD results, a load on each cooler in the IT room, and for each of the coolers in the IT room, displaying a graphical indication for the representation of each respective cooler of whether a Cooling Efficiency metric for that cooler is in a first or a second state based on the load on that cooler.
G06F 30/28 - Optimisation, vérification ou simulation de l’objet conçu utilisant la dynamique des fluides, p. ex. les équations de Navier-Stokes ou la dynamique des fluides numérique [DFN]
46.
SERIES CONNECTED DC DISTRIBUTION BASED ON SOLID STATE TRANSFORMER
Examples of the disclosure include a power system comprising a plurality of converters configured to receive DC power, the plurality of converters including a plurality of primary windings and a plurality of secondary windings, wherein each primary winding of the plurality of primary windings is coupled in series, and each secondary winding of the plurality of secondary windings is configured to be coupled to at least one load.
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
47.
DUAL-ROW FIVE-IN-ONE ELECTRICAL OUTLETS WITH CORD LOCKING AND CHASSIS GROUNDING
A rack power distribution unit includes a chassis and at least one outlet unit configured to be coupled to the chassis. The at least one outlet unit includes a socket configured to receive at least two types of plugs. The socket includes a locking lever configured to releasably secure a plug within the socket. The socket may be configured to include a grounding tab configured to be coupled to the chassis. The grounding tab is configured to wrap around a base of the at least one outlet unit and is connected to the chassis by a screw fastener.
H05K 7/14 - Montage de la structure de support dans l'enveloppe, sur cadre ou sur bâti
H01R 13/652 - Dispositions de protection par mise à la terre ou par blindage sur les dispositifs de couplage avec broche, lame ou alvéole de mise à la terre
H01R 25/00 - Pièces de couplage adaptées à la coopération simultanée avec plusieurs pièces complémentaires identiques, p. ex. pour la distribution d'énergie à plusieurs circuits
An airflow guide includes at least one first channel configured to direct a portion of air from a first fan in a first direction a second power component and at least one second channel configured to direct a portion of air from a second fan in a second direction to a first power component. The airflow guide further includes a first body portion having the at least one first channel and the at least one second channel. The at least one first channel may include several channels each configured to direct the portion of air in the first direction to the second power component and the at least one second channel may include several channels each configured to direct the portion of air in the second direction to the first power component.
A battery-charging system configured to charge a battery of a device to a nominal voltage includes a load-detection circuit, memory storing controller-executable instructions, and a controller configured to execute the instructions, which cause the controller to detect a load coupled to the battery above a first threshold load using the load-detection circuit, and control the battery-charging circuit to charge the battery to a high voltage in response to detecting the load above the first threshold load, wherein the high voltage is above the nominal voltage. The controller can be configured to execute other instructions, such as outputting a notification that the battery is being charged to a high voltage and/or controlling the battery-charging circuit to discharge the battery in response to detecting a reduced load or a user command.
Aspects of the disclosure include a power supply system is provided comprising first and second inputs, an output, a first group of power modules coupled to the inputs and the output, a second group of power modules coupled to the inputs, and at least one controller configured to control, in a reverse mode, the first group of power modules to provide power derived from the second input to the output, wherein a majority of power provided by each power module of the first group of power modules in the reverse mode is provided to the output, and control, in the reverse mode, the second group of power modules to provide power derived from the second input to the first input, wherein a majority of power provided by each power module of the second group of power modules in the reverse mode is provided to the first input.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
51.
Systems and methods for assessing cooling performance
Examples of the disclosure include a method comprising receiving information-technology-device information indicative of IT equipment and including information-technology-device-location information and temperature information; determining, based on the information-technology-device information, an IT-equipment-cooling assessment; receiving cooling-unit information indicative of air output by the IT equipment to the cooling units and/or provided by the cooling units to the IT equipment; determining, based on the cooling-unit information, a cooling-airflow-return effectiveness indicative of how effectively the cooling units capture air output by the IT equipment and/or a cooling-airflow-supply effectiveness indicative of how effectively the cooling units provide air to the IT equipment; and displaying a simulation display depicting the IT equipment, an effectiveness indicator for the cooling-airflow-return effectiveness and/or the cooling-airflow-supply effectiveness, and a respective IT indicator for each IT-equipment-cooling assessment, wherein each respective IT indicator is displayed in association with a respective unit of IT equipment to which the respective IT indicator corresponds.
Power supplies and methods of use thereof are provided, where a power supply includes an input configured to receive input AC power an output configured to provide output AC power to a load, at least one power converter coupled to the input and configured to convert the input AC power into the output AC power, a controller coupled the at least one power converter. The controller is configured to adjust at least one parameter of the output AC power provided by the at least one power converter, detect, in response to adjusting the at least one parameter of the output AC power, at least one of an adjusted input AC power or an adjusted output AC power, and determine that a fault has occurred based on the at least one of the adjusted input AC power or the adjusted output AC power.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H01H 47/00 - Circuits autres que ceux appropriés à une application particulière du relais et prévue pour obtenir une caractéristique de fonctionnement donnée ou pour assurer un courant d'excitation donné
H02M 5/42 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques
53.
DOUBLE CHOKE CONSTRUCTION FOR LIQUID COOLED POWER MODULE
A multi-transformer assembly includes a first transformer having a first core and a first set of windings, a second transformer having a second core and a second set of windings, and a heatsink positioned between the first core and the second core. The heatsink includes a first side and a second side. The first side of the heatsink is opposite the second side of the heatsink, and thermally coupled to the first core and the first set of windings. The first side is thermally coupled to the first core and the first set of windings by a first thermal conductor. The second side is thermally coupled to the second core and the second set of windings. The second side is thermally coupled to the second core and the second set of windings by a second thermal conductor.
H01F 27/30 - Fixation ou serrage de bobines, d'enroulements ou de parties de ceux-ci entre euxFixation ou montage des bobines ou enroulements sur le noyau, dans l'enveloppe ou sur un autre support
H01F 27/38 - Organes de noyaux auxiliairesBobines ou enroulements auxiliaires
54.
Integrated PFC and DC DC converter for dual DC bus for online UPS application
An Uninterruptible Power Supply (UPS) including an input configured to receive input AC power, a backup power input configured to receive backup DC power having a first voltage level from a backup power source, a converter configured to convert the input AC power from the input and the backup DC power from the backup power input into DC power having a second voltage level, the converter including an input selection circuit configured to selectively couple the converter to the input and the backup power input, an inductor, a first converter switch configured to couple a first end of the inductor to a neutral connection, and a second converter switch configured to couple a second end of the inductor to the backup power input via the input selection circuit.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/42 - Circuits ou dispositions pour corriger ou ajuster le facteur de puissance dans les convertisseurs ou les onduleurs
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
Systems, methods, and computer-readable mediums are provided for improving the efficiency of a filter-type oil separator in a cooling system including a compressor that pumps a mixture of lubricating oil and refrigerant through the filter-type oil separator. The filter type oil separator is configured to receive a first portion of the mixture from the compressor, and a bypass line is configured to bypass a second portion of the mixture around the filter-type oil separator. The bypass line ensures a sufficient amount of oil is present in the compressor.
F25B 41/20 - Disposition des soupapes, p. ex. de soupapes marche-arrêt ou de soupapes de régulation de débit
F25B 43/02 - Dispositions pour la séparation ou la purification des gaz ou des liquidesDispositions pour la vaporisation des résidus de fluides frigorigènes, p. ex. par la chaleur pour la séparation des lubrifiants du frigorigène
A modular data center includes an outer wall having an opening formed therein. The opening is configured to enable a busway to pass through the outer wall. The modular data center further includes an electrical box configured to be coupled to the busway. The electrical box is positioned inboard with respect to the outer wall. The modular data center further includes a shroud configured to extend through the opening of the outer wall. The shroud includes a plurality of outer edges coupled to an outer surface of the outer wall. The modular data center further includes a cover, including a cover opening, configured to enable the busway to pass through the cover opening, and to at least partially seal the opening of the outer wall having the busway passing therethrough.
Aspects of the disclosure include a power supply system comprising at least one first input configured to be coupled to a primary power source, at least one second input configured to be coupled to a first and second secondary power source, an output, a first and second power supply coupled to the first and second inputs, and at least one controller configured to receive a load-power measurement associated with a required load power, determine whether the required load power is greater than secondary power available from the first secondary power source, and control, responsive to determining that the required load power is greater than the available secondary power, the first power supply to provide power derived from the primary and secondary power sources to the output, and the second power supply and second secondary power source to operate in a standby mode to prepare to provide power to the output.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
Examples of the disclosure include a power system comprising a power-system output configured to be coupled to, and provide an output AC waveform to, one or more loads, a positive DC bus, a negative DC bus, an inverter coupled to the positive DC bus and the negative DC bus, the inverter including an inverter output coupled to the power-system output, and a DC/DC converter coupled between the inverter output and at least one of the positive DC bus or the negative DC bus.
H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
60.
ELECTRICAL EQUIPMENT INFRASTRUCTURE SELECTION SYSTEM
Techniques are described for a computing device to receive from a user, a selection of EEI drawn from a list of EEI. A method includes (a) receiving a relative selection criterion from the user, the relative selection criterion including a target value for a first feature of the EEI and a direction of comparison; (b) filtering out, from the list, EEI having values for the first feature that are outside the direction of comparison from the target value; (c) sorting remaining EEI from the list based on closeness of the first feature to the target value, yielding a sorted order; (d) displaying the remaining EEI in the sorted order on a display screen; and (e) receiving a selection of EEI from the displayed EEI from the user via a user interface device. A system, apparatus, and computer program product for performing this method and similar methods are also described.
Examples of the disclosure include a UPS comprising an output to be coupled to a load, a first converter leg to provide a first voltage to the output and including at least one of a first relay or fuse, a second converter leg in parallel with the first converter leg including at least one of a second relay or fuse and configured to provide a second voltage to the output out of phase with the first converter leg providing the first voltage signal, current sensors coupled to the first and second converter legs, respectively, and configured to provide a first signal indicative of a current in the first converter leg and a second signal indicative of a current in the second converter leg, respectively, and at least one controller to receive the signals, determine a current difference between the converter legs based on the signals, and decrease the current difference.
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
H02M 1/14 - Dispositions de réduction des ondulations d'une entrée ou d'une sortie en courant continu
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
62.
UNINTERRUPTIBLE POWER SYSTEM BYPASS SWITCH CONTROL
Power systems and methods are provided that receive input power and provide output power to a load. Under a first state of operation, power conversion circuitry may receive the input power and provide the output power. A bypass switch includes a controller that detects a failure condition by detecting a link down state on a communications interface. In response to detecting the link down state, the switch controller operates the bypass switch to convey the input power to the output in a second state of operation. The second state of operation is a bypass state of operation whereby the power conversion circuitry is bypassed.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
A fan housing mounting assembly includes an engagement mechanism configured to support a fan module and a housing configured to support the engagement mechanism. The engagement mechanism is pivotally connected to the housing. The assembly further includes a mesh plate including at least one connector coupled to the engagement mechanism. The mesh plate is configured to move with respect to the housing between a first position in which the mesh plate is spaced from the housing and a second position in which the mesh plate is adjacent to the housing. The assembly further includes a spring configured to engage the engagement mechanism. The spring is configured to bias the engagement mechanism to pivot with respect to the housing to present the fan module for removal. When the engagement mechanism is pivoted with respect to the housing, the mesh plate is maintained in the second position.
A modular data center comprises a base electrical module including an uninterruptible power supply (“UPS”) bypass switch, a power connection terminal coupled to the bypass switch, and a UPS power connector, a UPS rack coupled to the base electrical module and configured to house a UPS that receives power from the UPS power connector, and an information technology (“IT”) equipment rack coupled to the base electrical module and configured to house IT equipment that receives power from the base electrical module, the base electrical module being external to the IT equipment rack.
According to aspects of the disclosure, an uninterruptible power supply (UPS) system is presented, the UPS System comprising at least one first input configured to be coupled to a primary power source and to a secondary power source, a second input configured to be coupled to a backup power source, an output configured to be coupled to at least one load, and at least one controller configured to receive a signal indicating that the secondary power source is prepared to provide secondary power to the UPS system, determine, responsive to receiving the signal, whether an energy level of the backup power source is above a threshold energy level, and control, responsive to determining that the energy level of the backup power source is above the threshold energy level, the UPS system to provide output power derived from the backup power source to the output.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
An automatic unlocking system for an IT equipment rack includes a handle assembly mounted on a door of the IT equipment rack. The handle assembly includes a handle and a cam coupled to the handle. The system further includes an unlock assembly mounted on a wall of the IT equipment rack. The unlock assembly includes a unlock mechanism having at least one rod. The unlock mechanism is configured to open the door when the cam rotates causing the movement of the at least one rod, and open the door when the unlock assembly receives an electrical unlock signal.
According to at least one aspect of the disclosure, a uninterruptible power supply includes a first input configured to be coupled to, and receive main power from, a main power source, a second input configured to be coupled to, and receive backup power from, a backup power source, an output configured to be coupled to at least one load, at least one current sensor, a four-quadrant inverter coupled to the first input, the second input, and the output, and at least one controller configured to control the four-quadrant inverter to provide power derived from the first input to the second input to charge the backup power source, and provide power derived from the second input to the output to supplement the main power.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
A lock includes a latch and electromagnet configured to open the latch in response to a voltage being applied across the electromagnet. The lock includes a normally closed switch configured to open in response to the voltage being applied across the electromagnet. The lock includes a normally open switch configured to close in response to the voltage being applied across the electromagnet. A method of opening a lock includes applying a voltage across an electromagnet in a lock. The electromagnet is configured to open a latch in the lock in response to the voltage being applied across the electromagnet. The method includes causing the electromagnet to open the latch in response to the voltage being applied across the electromagnet. The method includes opening a normally closed switch by applying the voltage across the electromagnet and closing a normally open switch by applying the voltage across the electromagnet.
An Uninterruptible Power Supply (UPS) including an input configured to receive input AC power having an input AC voltage, a backup power input configured to be coupled to a backup power source and to provide DC power to the backup power source for charging, a positive DC bus and a negative DC bus, the positive and negative DC busses being galvanically coupled to the backup power input, and a converter coupled to the input, the backup power input, and the positive and negative DC busses, the converter including a first inductor, a second inductor, a first converter switch configured to couple the first inductor to a neutral connection, a second converter switch configured to couple the second inductor to the positive DC bus, and a third converter switch configured to couple the second inductor to the negative DC bus, wherein the UPS is voltage-frequency independent.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
A hot air containment system includes a service access partition assembly having a first opening, a second opening, and a third opening. The first opening is configured to provide access to an access space. The second opening is configured to provide access to cooling equipment and to receive a blanking panel. The third opening is configured to pass hot air from heat-generating equipment.
Aspects of the disclosure include a non-transitory computer-readable medium storing computer-executable instructions for controlling at least one uninterruptible power supply (UPS) configured to provide power to at least one server executing one or more services, the instructions instructing at least one processor to receive an indication of the services initiating a shutdown procedure, determine that a predicted shutdown time (PST) of the shutdown procedure exceeds a baseline shutdown time (BST) to perform the shutdown procedure, the BST being less than an available runtime of the UPS, control the UPS to continue providing power to the server responsive to determining that the PST is less than the available runtime and that the PST exceeds the BST, receive an indication that the shutdown procedure is successfully executed over an actual shutdown time (AST), and update the BST responsive to determining that the AST is different than the BST.
G06F 1/28 - Surveillance, p. ex. détection des pannes d'alimentation par franchissement de seuils
G06F 11/20 - Détection ou correction d'erreur dans une donnée par redondance dans le matériel en utilisant un masquage actif du défaut, p. ex. en déconnectant les éléments défaillants ou en insérant des éléments de rechange
A power system includes a base module including a system management controller (SMC) and a power distribution unit (PDU), an uninterruptible power supply (UPS) module including a UPS, and a battery module including a battery. The base module includes a first edge, and the battery module is detachable from UPS module in a direction perpendicular to the first edge.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/296 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les bornes des blocs de batterie
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
73.
Coupled filter inductor for interleaved power converter
Aspects of the disclosure include a filter comprising a first interleaved input, a second interleaved input, an output, a first transformer comprising a first primary winding with N1 turns and a first secondary winding with N2 turns, and a second transformer comprising a second primary winding with N3 turns and a second secondary winding with N4 turns, wherein the first primary winding and the second secondary winding are in series with the first interleaved input and the output, and the first secondary winding and the second primary winding are in series with the second interleaved input and the output.
H03H 7/01 - Réseaux à deux accès sélecteurs de fréquence
H03H 1/00 - Détails de réalisation des réseaux d'impédances dont le mode de fonctionnement électrique n'est pas spécifié ou est applicable à plus d'un type de réseau
H03H 7/09 - Filtres comportant une inductance mutuelle
A computer program product is provided according to some embodiments. The computer program product includes a non-transitory computer-readable storage medium storing a set of instructions, which, when executed by a computing device, causes the computing device to configure a network management card to be able to perform an authentication and authorization process by: (a) outputting a set of data input pages in an order, wherein the set of data input pages is configured to receive: (1) information identifying a first certificate from a certifying authority, (2) information identifying a private key, (3) a passphrase associated with the private key, and (4) information identifying a second certificate from a user; (b) permitting receiving information on pages of the set out of the order; and (c) in response to the user completing a last page of the set, applying changes inputted by the user via the set of data input pages to configure the network management card to be able to perform the authentication and authorization process.
H04L 9/32 - Dispositions pour les communications secrètes ou protégéesProtocoles réseaux de sécurité comprenant des moyens pour vérifier l'identité ou l'autorisation d'un utilisateur du système
According to at least one aspect of the disclosure, an inverter is provided comprising an input configured to receive input DC power from a DC source, an output configured to provide output AC power to a load, a plurality of DC rails coupled to the input and configured to receive the input DC power from the DC source, a plurality of switches coupled between the plurality of DC rails and configured to convert the input DC power into the output AC power, each switch of the plurality of switches having a parasitic capacitance, and at least one ZVS network coupled across at least two switches of the plurality of switches, the ZVS network including at least two inductors configured to resonate with the parasitic capacitance of at least one switch of the plurality of switches to provide soft switching of at least one switch of the plurality of switches.
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p. ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
H02M 1/12 - Dispositions de réduction des harmoniques d'une entrée ou d'une sortie en courant alternatif
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continuTransformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/48 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande
77.
SYSTEMS AND METHODS FOR EXECUTING FIRMWARE UPGRADES
Examples of the disclosure include a bootloader system including a volatile memory, a first non-volatile memory configured to store a first bootloader, a second non-volatile memory configured to store a second bootloader, and a microprocessor configured to control, responsive to executing the first bootloader, the volatile memory to receive an updated second bootloader and provide the updated second bootloader to the second non-volatile memory, and control the second non-volatile memory to update the second bootloader with the updated second bootloader.
An Uninterruptible Power Supply (UPS) including a charger configured to convert input AC power into DC power having a first voltage level, a DC-DC converter configured to convert the DC power having the first voltage level into DC power having a DC bus voltage level, a DC bus coupled to the DC-DC converter, an inverter coupled to the output via an output switch and configured to convert the DC power having the DC bus voltage level into output AC power, a bypass line including a bypass switch coupled between the input and the output switch, a rectifier coupled between the bypass line and the DC bus, and a controller configured to operate the UPS in a first mode of operation to provide DC power to the DC bus via the DC-DC converter and in a second mode of operation to provide DC power to the DC bus via the rectifier.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 1/00 - Détails d'appareils pour transformation
H02M 5/458 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques utilisant des tubes à décharge ou des dispositifs à semi-conducteurs pour transformer le courant continu intermédiaire en courant alternatif utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
79.
SYSTEMS AND METHODS FOR MANAGING AN ENERGY-STORAGE DEVICE
A power system, comprising a power-supply device having an output, the power-supply device being configured to provide output power to the output of the power-supply device, and control circuitry configured to receive voltage information indicative of a voltage of a battery, determine that the voltage of the battery is above a first voltage threshold, activate a shutdown signal responsive to determining that the voltage of the battery is above the first voltage threshold, determine that the voltage of the battery is below a second voltage threshold, the second voltage threshold being less than the first voltage threshold, control the power-supply device to disable the output power to the output of the power-supply device responsive to determining that the voltage of the battery is below the second voltage threshold and that the shutdown signal is activated, and control the power-supply device to provide the output power to the output of the power-supply device responsive to determining that the voltage of the battery is below the second voltage threshold and that the shutdown signal is not activated.
A computer-implemented system and method for generating and maintaining at least one data center procedure is provided. The system includes a communication network, a storage device configured to store a plurality of basic unit instructions, one or more of the basic unit instructions having at least one procedure identifier, at least one processor coupled to the storage device and the communication network, and one or more components executable by the at least one processor and collectively configured to receive at least one data value associated with a data center, select at least one procedure identifier based on the at least one data value, identify a plurality of basic unit instructions associated with the at least one procedure identifier, assemble a data center procedure from the plurality of identified basic unit instructions, and provide the data center procedure to a user interface.
G06F 16/21 - Conception, administration ou maintenance des bases de données
G06F 16/11 - Administration des systèmes de fichiers, p. ex. détails de l’archivage ou d’instantanés
G06Q 10/06 - Ressources, gestion de tâches, des ressources humaines ou de projetsPlanification d’entreprise ou d’organisationModélisation d’entreprise ou d’organisation
G06Q 10/063 - Recherche, analyse ou gestion opérationnelles
Aspects of the disclosure include a power supply system is provided comprising first and second inputs, an output, a first group of power modules coupled to the inputs and the output, a second group of power modules coupled to the inputs, and at least one controller configured to control, in a reverse mode, the first group of power modules to provide power derived from the second input to the output, wherein a majority of power provided by each power module of the first group of power modules in the reverse mode is provided to the output, and control, in the reverse mode, the second group of power modules to provide power derived from the second input to the first input, wherein a majority of power provided by each power module of the second group of power modules in the reverse mode is provided to the first input.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
According to one example, an electrical device is provided comprising an input configured to receive power from at least one power supply, an output configured to provide the power to at least one load, a first memory configured to store data temporarily, a second memory, the second memory being non-volatile memory, and at least one control device configured to acquire data indicative of at least one parameter of the power responsive to a sample condition being met, store the acquired data in the first memory, determine that a fault condition exists based on the acquired data, the fault condition being indicative of a fault of one or more electrical-device components, and store the acquired data in the second memory responsive to determining that the fault condition exists.
According to an aspect of the present disclosure, an uninterruptible power supply (UPS) system is provided. The UPS system includes a first input configured to be coupled to an input power source, a second input configured to be coupled to an energy storage device, an output configured to provide output power, a power conversion circuit (PCC) configured to convert power received from at least one of the input power source or the energy storage device, an output circuit coupled to the PCC and the output, and a controller. The PCC includes a first inductor and a second inductor magnetically coupled to the first inductor. The controller is configured to control the PCC to provide, via the first inductor, DC power derived from the input power source to the output circuit, and provide, via the first and second inductors, DC power derived from the energy storage device to the output circuit.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
84.
Arrangement of converters and fast switches to provide BESS and UPS combined function
Aspects of the disclosure include a system comprising at least one energy-storage-device connection, a first output connection to be coupled to a main power source providing main power, a second output connection to be coupled to at least one load, a first and second power converter coupled to the at least one energy-storage-device connection, and at least one controller coupled to the power converters and being configured to control the system to connect the power converters to the output connections, control the system to disconnect the first power converter from the second output connection responsive to detecting a fault in the main power, control the first power converter to provide power to the first output connection responsive to detecting the fault in the main power, and control the system to disconnect the second power converter from the first output connection responsive to detecting the fault in the main power.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
85.
Method for reducing UPS component stresses during transition from inverter to green/bypass operation
UPS systems, methods, and computer-readable mediums utilizing electromechanical bypass relays to switch from an on-line mode of operation to a green/bypass mode of operation include control logic to adaptively adjust the timing of when an inverter of a UPS turns off to prevent backfeeding a utility. After the UPS is instructed to transition from the on-line mode to the green mode, a monitoring period begins. During the monitoring period, a parameter related to the output current of the inverter is monitored and compared to a predetermined threshold. If the parameter exceeds the predetermined threshold before a fixed period time has elapsed, the inverter is turned off early. If the inverter current does not exceed the predetermined value within the fixed period of time, the inverter is turned off.
Aspects of the disclosure include a power system comprising a power-supply device having an output, the power-supply device being configured to provide output power to the output of the power-supply device, and control circuitry configured to receive voltage information indicative of a voltage of a battery, determine that the voltage of the battery is above a first voltage threshold, activate a shutdown signal responsive to determining that the voltage of the battery is above the first voltage threshold, determine that the voltage of the battery is below a second voltage threshold, the second voltage threshold being less than the first voltage threshold, control the power-supply device to disable the output power to the output of the power-supply device responsive to determining that the voltage of the battery is below the second voltage threshold and that the shutdown signal is activated, and control the power-supply device to provide the output power to the output of the power-supply device responsive to determining that the voltage of the battery is below the second voltage threshold and that the shutdown signal is not activated.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
H02J 7/02 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge des batteries par réseaux à courant alternatif au moyen de convertisseurs
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
A cable connector includes a slide coupled to a spring to bias the slide from a retracted position to an extended position and at least one latch coupled to the slide. The slide, when in the extended position, is configured to rotate the at least one latch to secure the at least one latch, and when in the retracted position, is configured to rotate the at least one latch in an opposite direction to release the at least one latch. The slide is configured to engage a contact switch when securing the at least one latch.
H01R 13/703 - Association structurelle avec des composants électriques incorporés avec interrupteur incorporé actionné par l'engagement ou le retrait des pièces de couplage
H01R 13/633 - Moyens additionnels pour faciliter l'engagement ou la séparation des pièces de couplage, p. ex. moyens pour aligner ou guider, leviers, pression de gaz pour la séparation uniquement
H01R 43/26 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques pour engager ou séparer les deux pièces d'un dispositif de couplage
88.
HYBRID GRID FOR DATA CENTER COMPUTATIONAL FLUID DYNAMICS ANALYSIS
A system for determining and displaying air temperature, pressure, or velocity in an information technology (IT) room including an IT equipment rack. The system comprises a processor configured to receive a model of a layout of equipment within an IT room, define a primary computational grid including base grid cells with dimensions having a first ratio, define a set of computational grid origin offsets for the model, determine a hybrid computational grid having base grid cells, an origin offset selected from among the set of computational grid origin offsets, and a variable grid for the model associated with the computational grid origin offset having a lowest penalty score, perform a computational fluid dynamics analysis of the model utilizing the hybrid computational grid, and provide a display in a graphical user interface illustrating one or more of air temperatures, air pressures, or airflow velocities within the IT room.
Uninterruptible power supplies, power modules, and non-transitory computer readable mediums storing instructions for operating such power modules, the power modules comprising an input configured to receive AC power from an AC power source, an output configured to provide AC output power to a load, and a plurality of power modules coupled in parallel between the input and the output, each power module of the plurality of power modules configured to provide at least a portion of the AC output power to the output. Each power module of the plurality of power modules comprises a current compensator stage configured to generate a current error signal based on output current of a corresponding power module and a gain adjustment stage configured to adjust the current error signal based on a measurement of the output current and a desired output current of the corresponding power module.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
90.
Method for paralleling of interleaved power converters
Examples of the disclosure include a UPS comprising an output to be coupled to a load, a first converter leg to provide a first voltage to the output and including at least one of a first relay or fuse, a second converter leg in parallel with the first converter leg including at least one of a second relay or fuse and configured to provide a second voltage to the output out of phase with the first converter leg providing the first voltage signal, current sensors coupled to the first and second converter legs, respectively, and configured to provide a first signal indicative of a current in the first converter leg and a second signal indicative of a current in the second converter leg, respectively, and at least one controller to receive the signals, determine a current difference between the converter legs based on the signals, and decrease the current difference.
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
H02M 1/00 - Détails d'appareils pour transformation
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
H02M 1/14 - Dispositions de réduction des ondulations d'une entrée ou d'une sortie en courant continu
Aspects of the disclosure include a power-conversion system comprising an input, an output, a DC/DC converter coupled to the input, a DC/AC inverter coupled to the DC/DC converter and coupled to the output, and at least one controller coupled to the DC/DC converter and the DC/AC inverter, the at least one controller being configured to control the DC/DC converter to draw input power from the input and provide converted power to the DC/AC inverter, and control the DC/AC inverter to receive the converted power and provide output power to the output in synchronization with the DC/DC converter drawing the input power from the input.
H02M 1/00 - Détails d'appareils pour transformation
H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p. ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
92.
COST EFFECTIVE FIRMWARE UPGRADE ALGORITHM FOR RESOURCE CONSTRAINED MICROPROCESSORS
A bootloader system is provided, which includes a volatile memory, a first non-volatile memory configured to store a first bootloader, and a second non-volatile memory configured to store a second bootloader. The first bootloader, when executed by a microprocessor, causes the microprocessor to control at least one of the volatile memory or the second non-volatile memory to receive an updated second bootloader and pass the updated second bootloader through the at least one of the volatile memory or the second non-volatile memory to the second non-volatile memory.
A power distribution system is releasably secured to a power distribution panel, and includes a circuit breaker to detect a fault condition and to automatically move a circuit breaker switch from the ON position to the OFF position. The power distribution system further includes a backplane connector to provide connection to the power distribution panel and an interconnect mechanism to connect the circuit breaker to the backplane connector when the circuit breaker is moved from a disengaged position to an engaged position with respect to the backplane connector. The power distribution system further includes a guard coupled to the interconnect mechanism and configured to cover portions of the enclosure of the circuit breaker. The guard further prevents the circuit breaker switch from moving from the OFF position to the ON position until the interconnect mechanism connects to the circuit breaker to the backplane connector.
H02B 1/04 - Montage sur ces dispositifs d'interrupteurs ou d'autres dispositifs en général, l'interrupteur ou le dispositif étant muni ou non d'une enveloppe
H02B 3/00 - Appareillage spécialement adapté pour la fabrication, l'assemblage ou l'entretien de tableaux ou d'appareillage de commutation
94.
Method to overcome electrical circuit voltage and current limitations
A power converter system including an input configured to receive input AC power from an input power source, the input power source having a peak voltage limit, at least one output configured to provide output power to at least one load, a charger coupled to the input and configured to convert the input AC power into first DC power, a DC bus configured to receive the first DC power, at least one power converter configured to convert DC power from the DC bus into the output power, and an auxiliary power source coupled to the DC bus and configured to provide second DC power to the DC bus to supplement the first DC power provided by the charger in response to a voltage demand of the at least one load exceeding the peak voltage limit of the input power source.
H02J 3/16 - Circuits pour réseaux principaux ou de distribution, à courant alternatif pour règler la tension dans des réseaux à courant alternatif par changement d'une caractéristique de la charge du réseau par réglage de puissance réactive
H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
A bi-directional AC/DC converter is provided including a DC-power connection configured to be coupled to a DC-power source, an AC-power connection configured to be coupled to at least one of an AC-power source or a load, a multiplexer having a plurality of multiplexer switches, at least one interleaved bridge circuit having a plurality of bridge switches coupled to the multiplexer, and a positive DC node and a negative DC node coupled to the plurality of multiplexer switches, wherein the plurality of bridge switches includes at least two bridge switches coupled between the AC-power connection and at least one of the positive DC node or the negative DC node.
H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02M 7/48 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande
H02M 1/00 - Détails d'appareils pour transformation
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 7/219 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs dans une configuration en pont
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
97.
Line-interactive uninterruptible power supply with integrated charger
Aspects of the disclosure provide an uninterruptible power supply comprising an input configured to receive input power from an input-power source, the input having a mains neutral connection coupled to a reference node, an energy-storage-device interface configured to be coupled to an energy-storage device to provide back-up power, the energy-storage-device interface having an energy-storage-device neutral connection coupled to the reference node, an output configured to provide output power derived from at least one of the input power and the back-up power, a power-factor-correction circuit (PFC) comprising a PFC input, a capacitor coupled to the PFC and being galvanically coupled to the energy-storage-device interface, a bidirectional converter coupled to the input and coupled to the energy-storage-device interface, and a switch coupled to the energy-storage-device interface and to the PFC input.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02M 1/42 - Circuits ou dispositions pour corriger ou ajuster le facteur de puissance dans les convertisseurs ou les onduleurs
98.
AC switch PFC with integrated charger and DC-DC for online UPS systems
An Uninterruptible Power Supply (UPS) including an input configured to receive input AC power having an input AC voltage, a backup power input configured to be coupled to a backup power source and to provide DC power to the backup power source for charging, a positive DC bus and a negative DC bus, the positive and negative DC busses being galvanically coupled to the backup power input, and a converter coupled to the input, the backup power input, and the positive and negative DC busses, the converter including a first inductor, a second inductor, a first converter switch configured to couple the first inductor to a neutral connection, a second converter switch configured to couple the second inductor to the positive DC bus, and a third converter switch configured to couple the second inductor to the negative DC bus, wherein the UPS is voltage-frequency independent.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
99.
Method and system to control multiple sources of energy using an uninterruptible power supply
A power supply system including an uninterruptible power supply (UPS) comprising an input coupled to an AC source and configured to receive input AC power from the AC source and an output configured to provide AC output power to a load, the UPS including a converter coupled to the input, an inverter coupled to the output, and a DC bus coupled between the converter and the inverter, a renewable power source configured to provide DC power derived from a renewable energy source, a first DC/DC converter coupled between the renewable power source and the DC bus and configured to provide DC power derived from the renewable power source to the DC bus, and a controller in communication with the first DC/DC converter and configured to monitor an output power capability of the renewable power source, and to operate the first DC/DC converter to provide DC power derived from the renewable power source to the DC bus based on the output power capability of the renewable power source.
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p. ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
H02M 3/04 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques
