217086 ⎘
Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
Systems and methods for supplying uninterruptible power
#302Electric drive system
#303RACK BASED UPS SYSTEM
#304WIRELESS MONITORING AND MANAGEMENT OF UPS BATTERY MODULES AND OTHER ACCESSORIES
#305Energy storage connected to a plurality of power busses
#306External power feeder and external power supply system
#307Systems and methods for providing direct current and alternating current from a power supply to a load
#308Method to detect back-feed and mis-wiring events by a UPS system
#309Identifying a power supply source
#310Method for managing the electric power supply of a crane from a primary source and from a rechargeable secondary source
#311Uninterruptible power supply system with dynamic bypass-power sharing
#312Uninterruptible power supply component analysis system and method
#313AUTOMATIC TRANSFER PLUG
#314Microgrid including dual mode microgrid inverter and load management method
#315System and method for using a UPS to dynamically control the amount of AC power received from a utility power source
#316Power supply connection device
#317Transformer rectifier unit power quality protection
#318Circuit breaker to switch between two energy sources
#319Short-circuit current capacity enhancement
#320Power supply assembly
#321Power supply circuit
#322Controller circuit for photovoltaic module
#323System and Method for Managing Power
#324Cable television equipment with UPS to address cable service interruptions due to short power interruptions
#325Power supply device
#326Method and apparatus for electrical switching
#327Uninterruptible power supply device
#328Offline uninterruptible power source and control method therefor
#329Cart for Medical Equipment with Built-In Power Supply
#330Predictive battery management for applications using battery energy to overcome electrical circuit voltage and current limitations
#331Method for controlling an uninterruptable power supply
#332Grid ancillary service with uninterruptible power supply
#333Power converter and method for operating a power converter
#334Uninterruptible power supply, UPS, for connecting a multiphase load to an AC source and a DC source
#335Modular ups and working method of modular ups
#336System to provide AC or DC power to electronic equipment
#337Uninterruptible power supply
#338Bidirectional battery charge-discharge control
#339Device for uninterruptible supply of power, comprising an energy storage means and a rotating electric machine
#340Uninterruptible power supply system having stranded power recovery
#341Standby battery-meter socket adapter
#342Power supply system, and uninterruptible power supply including a power supply system
#343System and method for a backup power supply
#344Power supply apparatus and power supply system
#345Energy supply system having a coupling device
#346System of four way automatic transfer switches
#347Maintenance bypass assembly for uninterruptable power supply
#348Power supply circuit and uninterruptible power supply ups system
#349High efficiency control method for UPS
#350Power device terminal backup switch unit
#351Split-bus electrical panel in parallel configuration to maximize PV/battery inverter back-feed power
#352Uninterruptible power and cooling for critical power applications
#353Uninterruptible power supply apparatus
#354POWER SUPPLY SYSTEM
#355Power supply system with UPS, PCS and circuit diagnosis capabilities
#356Portable power source
#357Uninterruptible portable power bank
#358Uninterruptible power supply in wind power installations
#359Micro-grid system with un-interruptible power supply
#360Tower uninterruptible power supply frame and a tower uninterruptible power supply
#361Uninterruptible power supply system
#362Electrical apparatus, power supply system and method of manufacturing the electrical apparatus
#363Method for controlling power supply system
#364Power supply system for an offshore platform
#365Power supply system
#366Conversion apparatus with three-level switching circuit and method of operating the same
#367Soft switched voltage source inverter
#368Self-Aware Software Defined Digital Power Supply
#369Load management in hybrid electrical systems
#370Power factor correction circuit, power factor correction assembly and on-line uninterruptible power supply comprising same
#371Extended braking with variable frequency drive without input power
#372Off-grid phase splitter and inverter system
#373Apparatus, systems, and methods for providing a rapid threshold amount of power to a customer load during transfer between a primary power supply and a secondary power supply
#374BATTERY EQUALIZATION CIRCUIT, METHOD FOR CONTROLLING BATTERY EQUALIZATION CIRCUIT, AND UNINTERRUPTIBLE POWER SYSTEM
#375Uninterrupted power supply (UPS) with power management for self-service terminals (SSTs)
#376Uninterruptible power supply system and uninterruptible power supply
#377Adaptor and power station
#378Power supply apparatus
#379SYSTEM AND METHOD FOR INCREASING SOLAR CELL EFFICIENCY
#380Methods of fuel cell operation with bi-directional inverters
#381Method and apparatus for no-break power transfer in a power distribution system
#382Uninterruptible power supply and method of operation
#383Fuel cell based uninterruptible power supply systems
#384Power backup circuit and method of operating the same
#385Synchronization control circuit and uninterruptible power supply apparatus including the same
#386POWER SUPPLY DEVICE AND POWER SUPPLY SYSTEM
#387Modular microgrid systems and methods
#388Fault control for a wind farm with prioritization of the external setpoint-value specifications
#389Emergency power for a facility
#390Power supply system with automatic transfer switches
#391Transformer rectifier unit power quality protection
#392Transfer switch contactor mechanism
#393Solid State Power Controller (SSPC) Configured for Automatic Retry and Process of Implementing the Same
#394Uninterruptible power supply system
#395Uninterruptable power supply device
#396Uninterruptible power supply apparatus
#397Arrangement for equalizing voltage drops in a power supply mains and method for equalizing voltage drops in a power supply mains
#398Double conversion on line ups with pass through neutral employing single DC bus
#399Versatile uninterruptable power supply
#400On-line uninterruptible power system and operation method thereof
#401Power supply management system and method for use with one or multiple different utility proxies
#402Information processing apparatus and control method for determining whether to limit processing based on switch information
#403Short-circuit current capacity enhancement
#404Uninterruptible power supply component analysis system and method
#405Methods and apparatus for power generation and distribution
#406Load distribution for a hybrid UPS system
#407Power supply assembly
#408System for detecting a drop in voltage of an AC power supply
#409UPS maintenance bypass systems using mode signaling
#410Multi-level uninterruptable power supply systems and methods
#411POWER SUPPLY SYSTEM
#412Uninterruptible power supply system
#413Inverter control strategy for a transient heavy load
#414SYSTEM AND METHOD FOR CONTROLLING AN OUTPUT POWER SUPPLIED BY A PLURALITY OF CONVENTIONAL SOLAR CELLS
#415High power density power converter and uninterruptible power supply circuit and methods
#416Off-line uninterruptible power system and line-interactive uninterruptible power system
#417Systems and methods for providing direct current and alternating current from a power supply to a load
#418Uninterruptible power supply system comprising energy storage system
#419System and method for managing transient power disruptions on ESP motor drives
#420Device for the emergency supply of a high voltage onboard network
#421Device for reducing standby power and electronic device therefor
#422Mobile power supply for sump pump
#423Power supplying device
#424Smart recreational vehicle power center
#425Multi-mode UPS system with an improved energy saver mode
#426Uninterruptible power supply device
#427Dual output uninterruptible power supply
#428Uninterruptible power supply system having stranded power recovery
#429Uninterruptible power supply apparatus
#430Converter assembly
#431Uninterruptible power supply and disconnection module
#432Generator set for generating an alternating current
#433Auxiliary power supply device and industrial machine
#434AUTOMATIC TRANSFER PLUG
#435UPS system for powering alternating and direct current loads
#436System and method for monitoring power supply devices
#437Renewable energy metering system
#438Power conversion device
#439Controllers for uninterruptible power supplies and methods of operating the same
#440Back-up generator and associated electric power systems
#441Uninterruptible power system bypass switch control
#442Power supply system with uninterruptible power supply function and load leveling function
#443Data center with backup power system
#444Systems and methods for high efficiency power conversion
#445Power conversion device with inverter circuit
#446UNINTERRUPTED POWER SUPPLY APPARATUS
#447Coupled-inductor-based power-device circuit topology
#448Failure detection of a semiconductor switch using first and second current detectors
#449Uninterruptible power supply apparatus
#450Ferroresonant transformer systems and methods
#451Device and process for detecting and mitigating reverse power-flow
#452Methods and systems for providing power
#453Intelligent automatic transfer switch module
#454Wind power generation system and power conversion apparatus
#455Power supply device with replaceable batteries and power supply control method
#456Multi-level inverter topologies for medium- and high-voltage applications
#457Uninterrupted power supply apparatus
#458Uninterruptible power supply system and uninterruptible power supply
#459Maintenance bypass assembly for uninterruptable power supply
#460Uninterruptible power system and operation method thereof
#461Control method for power supply system and power supply system
#462Devices and methods for high-efficiency power switching with cascode GaN
#463Systems and methods for isolated low voltage energy storage for data centers
#464Power conversion system and method of operating the same
#465Systems and methods for providing network connection resiliency in power supply devices
#466Power conversion system
#467Power backup for appliances
#468Battery charger performing zero-crossing control
#469Backup power supply for elevator
#470Uninterruptible power supply
#471System and method for generator frequency control during UPS power walk-in
#472Uninterruptible power supply systems and methods using interconnected power routing units
#473Electric power supply system including battery, switching apparatus and control apparatus
#474Controller circuit for photovoltaic module
#475Power circuit and driving method thereof
#476Uninterruptible power supply device
#477Uninterruptible power supply
#478Energy storage system
#479System and method for supplying power from a power system
#480Uninterruptible power system and operation method thereof
#481Hybrid universal load conditioner
#482Power supply device and method for providing power supply device
#483VOLTAGE REGULATED AC POWER SUPPLY SYSTEMS AND METHODS
#484EMERGENCY LIGHTING MONITORING AND REPORTING SYSTEM
#485Arc fault detection for battery packs in energy generation systems
#486Systems and methods for supplying uninterruptible power
#487DC-DC converter, power supply system comprising DC-DC converter and method for controlling a DC-DC converter
#488Power supply system
#489Control processing method for inverter device having H5 topological structure
#490Power converter and method of controlling a power converter
#491UPS Traction Elevator Li-Ion Battery Back-up System
#492Power generation and distribution arrangement and floating unit comprising such an arrangement
#493Adjustable frequency drive systems and methods of employing power compensation
#494AC switch, and uninterruptible power supply and voltage sag compensator including AC switch
#495Uninterruptible power supply device
#496Bus transfer for a flight test system
#497Conversion circuit, control method, and power supply device
#498Pulsed rectifier architecture
#499Flying battery with AC switch PFC front end for ups
#500Load controller
#501Uninterruptible power supply system including a plurality of uninterruptible power supplies connected in parallel
#5023 phase UPS bus balancer
#503Power systems and methods using voltage waveform signaling
#504Four-way automatic transfer switch
#505STANDBY BATTERY-METER SOCKET ADAPTER WITH BATTERY PACK
#506Integrated power supply system for auxiliary services for power converters
#507UPS WITH MULTIPLE INDEPENDENT STATIC SWITCHES
#508Power supply apparatus and power supplying method thereof
#509Ground fault detection of UPS battery
#510Two-tier battery solution for data center backup
#511POWER SUPPLY TO AC LOADS DURING POWER SOURCE FAILURE IN ELEVATOR SYSTEM
#512System and method for controlling uninterruptible power supply of electrical power systems
#513ASTS-less block redundant electrical topology with variable UPS walk-ins
#514BATTERY BACKUP DEVICES AND SYSTEMS FOR GARAGE DOOR OPENERS
#515Display cart and its power supply system and power supply method
#516Low-radiation uninterruptible power supply
#517Power conversion apparatus and uninterruptible power supply comprising same
#518Power control apparatus and power control method
#519Uninterruptible power supply and method of operating the same
#520Mobile micro-grid unit and micro-grid system
#521Device and method for preventing over-discharge of energy storage device and re-operating same
#522Non grid-tied vehicle-solar uninterruptable power system
#523Wind farm energy storage device for curtailment and auxiliary loads use
#524Uninterruptible power supply, arc quenching device, electrical appliance and method for reducing an arc energy
#525Multi-level inverter
#526POWER CONVERSION DEVICE
#527Power device with electrolytic capacitors
#528Integrated DC to DC converter UPS topology
#529AVR bypass relay welding detection
#530Uninterruptible power supply systems and methods using isolated interface for variably available power source
#531DC UPS architecture and solution
#532Power supply system for an offshore platform
#533TRANSMISSION OF ELECTRICAL ENERGY BETWEEN USER ENTITIES OF A DISTRIBUTION NETWORK
#534Method and apparatus for no-break power transfer in a power distribution system
#535Power distribution system for a marine vessel
#536Rapid shutdown of photovoltaic systems
#537Switching systems and methods for use in uninterruptible power supplies
#538Adaptor and power station
#539Volume control device suitable for uninterruptible power system
#540Inverter and method for operating an inverter
#541Load test system
#542Advanced uninterruptable power module controller and method of operating same
#543Power conversion device
#544Determining Capacitance of an Energy Store of an Uninterruptible Direct Current Supply Unit
#545Modular UPS and working method of modular UPS
#546Uninterruptible power supply apparatus and method
#547Power control system
#548Uninterruptible power supply and battery activation operation method thereof
#549ENERGY MANAGEMENT SYSTEM, METHOD AND DEVICE FOR MAXIMIZING POWER UTILIZATION FROM ALTERATIVE ELECTRICAL POWER SOURCES
#550AC power source
#551Power system for mobile workstation
#5523-wire multiphase UPS with bypass
#553Motor drive system including power storage device
#554POWER SUPPLY SYSTEM FOR AN ELECTRICALLY POWERED RESISTIVE ELEMENT
#555Power conversion device
#556Apparatus and methods to reduce current transient during power mode transfer in uninterruptible power supply
#557Protection methods and switches in uninterruptible power supply systems
#558Uninterruptible power supply systems and methods for communication systems
#559Variable speed drive with a battery
#560Systems and methods for high efficiency power conversion
#561Power supply device and power supply system
#562UNINTERRUPTIBLE POWER SUPPLY
#563System and method for intelligent static transfer switch with smart home power management
#564System and method for managing the power output of a photovoltaic cell
#565Remote controlled circuit breaker panel system
#566Uninterruptible power supply
#567UPS maintenance bypass systems using mode signaling
#568Momentary-voltage-drop compensation apparatus and momentary-voltage-drop compensation system
#569Method for controlling an uninterruptible power supply and system for an uninterruptible power supply
#570Uninterruptable power supply apparatus with shared electronic components
#571Comparator for globally distributed regulators
#572Uninterruptible power supply
#573Uninterruptible power supply device
#574Isolated parallel UPS system with choke bypass switch
#575System and method for managing the power output of a photovoltaic cell
#576Voltage converting system and method of using the same
#577Method and apparatus for switching a load between two power sources
#578Uninterruptible power supply
#579Uninterruptible power supply system and uninterruptible power supply
#580Uninterruptible power supply
#581Mobile-automatic power supply for sump pump
#582DATA CENTER FUEL CELLS
#583Transformerless multi-level medium-voltage uninterruptable power supply (UPS) systems and methods
#584Power supply assembly and associated method
#585SYSTEM AND METHOD FOR MANAGING THE POWER OUTPUT OF A PHOTOVOLTAIC CELL
#586Power station
#587Power station
#588Uninterruptible power operating apparatus
#589METHOD FOR FLUX RESTORATION FOR UNINTERRUPTIBLE POWER SUPPLY STARTUP
#590Energy utilization point tracker inverter
#591POWER SUPPLY SYSTEMS FOR SERVERS
#592Integrated power supply system
#593System and method for managing the power output of a photovoltaic cell
#594Uninterruptible power supply system and method
#595Inverter paralleling control system and method
#596AC-OK detection circuit and method
#597Distributed Energy Storage Systems
#598DC power distribution system
#599Battery current measurement
#600Electrical power restoration system for a circuit assembly and method