Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › 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)
04/2014
04/02/2014CN203522317U Photovoltaic inverter power supply device
04/02/2014CN203522316U Input redundancy circuit
04/02/2014CN203522315U Quick double-power-supply switch device
04/02/2014CN203522314U Square emergency lighting device
04/02/2014CN203522313U Stand-by power source of wind turbine generator pitch system and pitch system applying same
04/02/2014CN203522312U UPS auxiliary power source power supply system
04/02/2014CN203522311U Electric emergency driving device
04/02/2014CN203522310U Power supply circuit of digital micromirror chip and digital micromirror chip
04/02/2014CN203522309U Household solar power generation device for replacing commercial power
04/02/2014CN203522275U Solar vehicle parking shed
04/02/2014CN203522254U Dual power USB power supply unit
04/02/2014CN203522184U Drag suction dredger power distribution system taking axle generator as main power supply
04/02/2014CN203522183U Common power station type distribution system for electric power propulsion trailing suction hopper dredger
04/02/2014CN203506397U Outdoor water dispenser having intelligent scene complementary power supply
04/02/2014CN103701336A Switching power supply device used in magnetic levitation permanent magnet motor control system
04/02/2014CN103701203A Direct current system for nuclear power plant
04/02/2014CN103701202A Method and system for automatic switching power supplying of serial substation standby power
04/02/2014CN103701201A System for blocking spare power automatic switching device during load shedding of power system safety and stability control device
04/02/2014CN103701200A Power supply selection module of electric appliance with automatic changeover switch
04/02/2014CN103701199A Parallel changeover control system with closed-loop switch-off protection
04/02/2014CN103701198A Direct current circuit and direct-current electric equipment
04/02/2014CN103701197A Redundant backup monitoring method capable of improving reliability of integral power supply system
04/02/2014CN103701196A Vehicle power supply capable of compensating instantaneous lost power of vehicle equipment
04/02/2014CN103701195A Electronic device and power control method thereof
04/02/2014CN103701194A Power supply control device for remote I/O (input/output) cabinet of circulating pump
04/02/2014CN103701193A Power distribution device of diesel generator
04/02/2014CN103701192A Modularized uninterruptible power supply (UPS) system and power supply method thereof
04/02/2014CN103701191A UPS (Uninterruptible Power Supply) and power supply method thereof
04/02/2014CN103701190A Three-phase four-wire high-frequency uninterrupted power supply (UPS) and method for reducing neutral-ground voltage by using same
04/02/2014CN103698622A Hybrid power module with fault detection
04/02/2014CN102820696B Temperature control equipment and cabinet of communication equipment
04/02/2014CN102386676B Power supply switching device for hybrid power type solar street lamp
04/02/2014CN102377235B Cascaded converter-based multifunctional high-speed switch device
04/02/2014CN102361343B New energy continuous power supply system
04/02/2014CN102318165B Power supply system and method
04/02/2014CN101981781B Automatic battery reconnection
04/01/2014US8686694 Discharge circuit for smoothing capacitor of DC power supply
04/01/2014US8686594 Method and system for establishing a power feed to systems during operation
04/01/2014US8686593 Systems and methods of power device lighting
04/01/2014US8686592 System and method for combining the outputs of multiple, disparate types of power sources
04/01/2014DE202012104973U1 Anordnung zur unterbrechungsfreien Stromversorgung, nämlich Online-USV Arrangement for uninterruptible power supply, namely on-line UPS
03/2014
03/27/2014WO2014044936A2 Power supply system and method for an electric vehicle
03/27/2014WO2014044452A1 Thermodynamic cycle process system
03/27/2014WO2014043980A1 Circuit for emergency start of motor vehicle
03/27/2014WO2013189599A3 Actuating drive, actuating drive system, method for operating an actuating drive, and method for operating an actuating drive system
03/27/2014WO2013072771A3 Installation for producing electrical energy provided with means of energy storage and control method of such an installation
03/27/2014US20140088785 Management of the energy supply for a local energy transport network
03/27/2014US20140084685 Systems and methods for stabilizing power rate of change within generator based applications
03/27/2014DE102012017360A1 Not-/Sicherheitsbeleuchtungsanlage und Verfahren zu deren Steuerung Emergency / safety lighting system and method for controlling same
03/26/2014EP2712049A1 Temperature-controlled equipment and cabinet for communication equipment
03/26/2014EP2712045A2 Parallel charging and discharging of multiple lead acid batteries
03/26/2014CN203504283U Power supply facility suitable to be used for agricultural base
03/26/2014CN203504282U Three-phase three-wire and three-phase four-wire system electronic equipment power supply circuit
03/26/2014CN203504281U Safe power supply device for air compressor control system
03/26/2014CN203504280U Direct current power supply under-voltage automatic switching system based on microprocessor power supply monitor
03/26/2014CN203504279U Intelligent double frequently-used power supply system automatic switching device
03/26/2014CN203504278U Solar power supply device and solar illumination equipment
03/26/2014CN203504277U Power-switching device
03/26/2014CN203504276U Coal-mine downhole automatic-switching power-supply circuit
03/26/2014CN203504275U Safe power distribution system
03/26/2014CN203504274U Downhole dual-circuit power-supply circuit preventing impact on power grid
03/26/2014CN203504273U Led lamp
03/26/2014CN203504201U Twice grid-connected power generation car control system capable of seamlessly switching power supply
03/26/2014CN103684214A Multi-mode wind-and-solar electricity generation system
03/26/2014CN103684115A Cluster well oil pumping unit intelligent control and oil well heating integrated system
03/26/2014CN103683978A Power supply system and method of photovoltaic inverter
03/26/2014CN103683976A Universal power supply system
03/26/2014CN103683957A Capacitive transformer
03/26/2014CN103683485A Uninterruptible power supply (UPS) based on adjustable speed drive (ASD)
03/26/2014CN103683484A Circuit switching device
03/26/2014CN103683483A Controller applicable to ATSE (Automatic Transfer Switching Equipment) with multiple voltage level power supplies
03/26/2014CN103683482A Hot plug and unplug redundant Potential Difference (PD) power supply device
03/26/2014CN103683481A Non-loss monolithic integration power supply selective circuit
03/26/2014CN103683480A Spare power automatic switching cooperation control method of substation area
03/26/2014CN103683479A Current-sharing control method for parallel redundant power supply
03/26/2014CN103683478A Lithium battery type short-time power supply system for single-chip microcomputer and power supply method
03/26/2014CN103683477A Refrigerator with uninterruptible power supply
03/26/2014CN103683476A Vehicle-mounted comprehensive movable UPS supply device
03/26/2014CN103683475A High-power modular UPS
03/26/2014CN103683474A Cooling power source control system for exciting power cabinets
03/26/2014CN103683473A Three-bridge-arm topology circuit, control method and uninterrupted power supply system
03/26/2014CN103683472A Hybrid inverter with uninterruptible power supply function
03/26/2014CN103683471A Apparatus and method for power switching in electronic device
03/26/2014CN103683470A Power supply apparatus with power backup mechanism
03/26/2014CN103683469A Uninterruptible power supply input switching control method and device
03/26/2014CN103683468A Power supply system and control method of power supply system
03/26/2014CN103683467A Independent photovoltaic power supply system with self-starting function
03/26/2014CN103683466A Emergent direct supply off-grid photovoltaic power supply system based on existing photovoltaic controller
03/26/2014CN103683465A Automatic change-over switch device
03/26/2014CN103683464A EPS power system based on dual processors and control method thereof
03/26/2014CN103683463A Hybrid inverter with uninterruptible power supply function
03/26/2014CN103683462A Server cabinet
03/26/2014CN103683461A Power switch system and method thereof
03/26/2014CN103683460A First aid method and device for vehicle power disability
03/26/2014CN103683441A Wireless charger and wireless charging system
03/26/2014CN103683435A Voltage stabilizing frequency stabilizing uninterruptible power supply (UPS) and intelligent charging integrated method for mobile power supply
03/26/2014CN103683371A Self-generating electricity turncock control device and method
03/26/2014CN103683367A Vehicle-used charger with backup power source
03/26/2014CN103681034A Ring main unit
03/26/2014CN102629778B Multi-system modularization emergency power supply (EPS)
1 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ... 165