H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting

Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437)
11/2011
11/23/2011	CN202050291U Distribution network automation feeder terminal
11/23/2011	CN202050286U Comprehensive control system for power generating
11/23/2011	CN202050285U Power system of high-power high-voltage diesel generator set of larger data storage center
11/23/2011	CN202050284U Spare power system for precision manufacturing industry
11/23/2011	CN202050283U Automatic stand-by power switching device in transformer substation region
11/23/2011	CN202050282U Monitoring apparatus of electric network power supply
11/23/2011	CN202050281U Circuit capable of programming and selecting power loop
11/23/2011	CN202050280U Embedded automatic control power source
11/23/2011	CN202050279U Solar-powered refrigerator
11/23/2011	CN202050243U Wiring device for directly supplying power to enterprises from generator outlet of thermal power plant
11/23/2011	CN202049204U Movable microcomputer-protected monomer debugging test table
11/23/2011	CN1535260B Perfluoroalkyl-substituted amines, acids, amino acids and thioether acids
11/23/2011	CN102255677A Low-carbon environment-friendly China mobile multimedia broadcasting (CMMB) signal monitoring device
11/23/2011	CN102255380A Intelligent self-adaptive automatic throw-in equipment and method thereof of emergency power supplies in substation
11/23/2011	CN102255379A Mining explosion-proof dual-power switching power box
11/23/2011	CN102255378A Operation judging method for intelligent backup power automatic switching device
11/23/2011	CN102255377A Method and system for supplying emergency power supply to nuclear power station
11/23/2011	CN102255376A Mobile standby power device having functions of concentrator and method for using mobile standby power device
11/23/2011	CN102255375A On-line monitoring system for operational condition of redundancy transmission line
11/23/2011	CN102255374A Centrifugal cascaded power control device
11/23/2011	CN102255373A Equipment capable of realizing composite power supply of outdoor optical fiber access nodes, switching method and switching system
11/23/2011	CN102255372A Intelligent energy storing device of charging station of electromobile
11/23/2011	CN102255371A Power system of electronic device
11/23/2011	CN102255370A Multifunctional control circuit with power-off protection function for cloth cutting machine
11/23/2011	CN102255356A Efficient uninterruptible power supply
11/23/2011	CN102255345A Double-cell power supply circuit
11/23/2011	CN102255333A Generator parallel operation system serving as standby power supply and method for selecting bus capacity of generator parallel operation system
11/23/2011	CN102255332A On-grid inverter
11/22/2011	US8063510 Charging control apparatus and method for controlling the same
11/19/2011	CA2736465A1 Thermal packaging of a motor controller for an auxiliary power unit
11/17/2011	WO2011143381A2 Systems and methods for uninterruptible power supply control
11/17/2011	WO2011142330A1 Electric power supply system
11/17/2011	WO2011141811A1 Uninterruptible power supply systems and methods using isolated interface for variably available power source
11/17/2011	WO2011141809A2 Uniterruptible power supply systems and methods supporting high-efficiency bypassed operation with a variably available power source
11/17/2011	WO2011141807A2 Uninterruptiple power supply systems and methods supporting load balancing
11/17/2011	WO2011141785A1 Power converter and vehicle provided with the same
11/17/2011	WO2011140686A1 Emergency electronic ballast
11/17/2011	US20110278957 Wearable power source
11/17/2011	US20110278934 Digital control method for operating the ups systems in parallel
11/17/2011	US20110278933 Uninterruptible power supply systems and methods supporting high-efficiency bypassed operation with a variably available power source
11/17/2011	US20110278932 Uninterruptible power supply systems and methods using isolated interface for variably available power source
11/17/2011	US20110278931 Uninterruptible power supply systems and methods supporting load balancing
11/17/2011	US20110278930 Secondary battery system
11/17/2011	DE102005059246B4 Kurzzeit-Spannungsversorgung Short-time power supply
11/16/2011	EP2387123A2 Redundant supply of electric loads in an aircraft from two independent power buses
11/16/2011	CN202043330U Power supply management circuit of lighting system
11/16/2011	CN202043054U Modularized double-power inverter
11/16/2011	CN202042943U Uninterruptible power supply (UPS) alternating current dual input device
11/16/2011	CN202042942U Low-power duplicate supply automatic switching component
11/16/2011	CN202042941U High-power duplicate supply switching component
11/16/2011	CN202042940U Automatically switching emergency system of oxygen concentrator
11/16/2011	CN202042939U Frequency conversion automatic switching device of large and small crown block of crown block
11/16/2011	CN202042938U Wind power oar boating power supply device
11/16/2011	CN202042930U Battery management system for solar air conditioner
11/16/2011	CN202042803U Uninterrupted power supply (UPS) system customer wiring device
11/16/2011	CN102246403A Auxiliary power supply with bidirectional power supply
11/16/2011	CN102246388A Private generator with automatic transform to fire-use only feature for fire and non-fire emergences
11/16/2011	CN102244414A High efficiency backup-power circuits for switch-mode power supplies
11/16/2011	CN102244413A Automatic maintenance device for standby battery of uninterruptible power system (UPS)
11/16/2011	CN102244412A High-accuracy digital intelligent instrument
11/16/2011	CN102244411A UPS parallel machine system and parallel machine method thereof
11/16/2011	CN102244400A Digital control method for operating uninterruptible power supplies
11/16/2011	CN102244395A Power distribution circuit of UPS (uninterruptible power supply)
11/16/2011	CN102243472A Solar alarm clock
11/16/2011	CN101777790B Reliable power supply circuit of triple redundancy embedded computer system
11/16/2011	CN101710732B Unmanned helicopter continuous voltage-stabilizing power supply system with engine air restarting function
11/15/2011	US8058958 Device and method for eliminating transformer excitation losses
11/15/2011	US8058749 System and method for transferring power between an aircraft power system and energy storage devices
11/13/2011	CA2740361A1 Selecting a power path based on temperature
11/11/2011	CA2700022A1 240v ac, battery powered reserve back-up device with automatic switching
11/10/2011	WO2011139766A1 Adjustable uninterruptible power supply protection
11/10/2011	US20110273019 Solar panel power management system and method
11/10/2011	US20110273018 High-efficiency dc ballast arrangement with automatic polarity protection and emergency back-up for lighting fixture in a suspended dc-powered ceiling system
11/10/2011	DE102010028556A1 Steuergerät für einen Betrieb eines Sicherheitssystems für ein Fahrzeug und Verfahren für einen Betrieb eines solchen Sicherheitssystems für ein Fahrzeug Control unit for operating a security system for a vehicle and method for operation of such a safety system for a vehicle
11/10/2011	CA2761977A1 Adjustable uninterruptible power supply protection
11/10/2011	CA2739753A1 Load sharing architecture for redundant channel controllers
11/09/2011	CN202035004U Chargeable router
11/09/2011	CN202034823U Switching control circuit for battery and power adapter
11/09/2011	CN202034822U Automatic switching circuit of alternating-current and direct-current power supplies for emergency illumination
11/09/2011	CN202034821U Automatic control device for switching switch
11/09/2011	CN202034820U Wind solar hybrid power supply device for outdoor generator rooms
11/09/2011	CN202034819U Uninterruptible power supply system based on fuel cell
11/09/2011	CN202034807U Charging and discharging control device for wind-solar hybrid system
11/09/2011	CN202034778U Device for realizing parallel secondary loop voltage of electronic voltage transformer
11/09/2011	CN202032443U Intelligent multifunctional LED energy-saving lamp
11/09/2011	CN102237713A Background-wall-technology-based station power supply and assembly method thereof
11/09/2011	CN102237712A Multi-power system and power failure processing method
11/09/2011	CN102237711A Standby power switching device and power failure judgment method thereof
11/09/2011	CN102237710A Human body temperature sensing type uninterrupted power supply system and control method thereof
11/09/2011	CN102237709A Rapid standby power supply switching apparatus
11/09/2011	CN102237708A Power supply system and method capable of preventing power supply interruption
11/09/2011	CN102237691A Wind energy and solar energy grid-connected generation system and control method thereof
11/09/2011	CN102235613A LED (light emitting diode) clip lamp
11/09/2011	CN102235235A Miniature integrated generator set and power supply control method
11/09/2011	CN101847907B Solar automobile and photovoltaic electromagnetic engaging and disengaging gear
11/09/2011	CN101807867B Insulating glass receiving device capable of automatically controlling servo solar louver photovoltaic cell
11/09/2011	CN101764568B Electro-active movable vehicle, power system and power management method
11/09/2011	CN101764425B Single plate power backup circuit and single plate power system
11/08/2011	US8053926 Methods and systems for managing facility power and cooling
11/03/2011	WO2011135712A1 Uninterruptible power supply, usage method of same, and server system

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