| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 01/29/2014 | CN102386675B Automatic changeover switch |
| 01/29/2014 | CN102386636B Off-grid power generation system adopting hybrid novel energy and control method thereof |
| 01/29/2014 | CN102354437B In-vehicle emergency call apparatus |
| 01/29/2014 | CN102340170B Power supply management system for fault indicator |
| 01/29/2014 | CN101621213B False failure prevention circuit in emergency ballast |
| 01/28/2014 | US8638008 380 volt direct current power distribution system for information and communication technology systems and facilities |
| 01/28/2014 | US8638007 Converter device and uninterruptible power supply provided with such a device |
| 01/28/2014 | DE212012000101U1 Eine intelligente Steuervorrichtung für die elektrische Detektion An intelligent control device for the electric detection |
| 01/23/2014 | WO2014015211A2 Apparatus and methods for backfeed detection in and control of uninterruptible power systems |
| 01/23/2014 | WO2014013655A1 Management device, power supply system, electronic device, management method, shutdown method, and program |
| 01/23/2014 | WO2014012581A1 Voltage regulator system for a genset |
| 01/23/2014 | WO2013003596A8 Systems and methods for operating an uninterruptible power supply |
| 01/23/2014 | US20140021790 Method for controlling output waveforms of an uninterruptible power supply |
| 01/23/2014 | US20140021789 Apparatus and methods for backfeed detection in and control of uninterruptible power systems |
| 01/23/2014 | US20140021788 Uninterrupted power supply and detection device |
| 01/23/2014 | US20140021782 Power supply system |
| 01/23/2014 | DE102013011483A1 Antriebseinrichtung für einen Motor mit einer Speichereinheit für elektrische Energie Drive device for an engine having a storage unit for electric energy |
| 01/22/2014 | CN203406670U Nuclear power plant power source system |
| 01/22/2014 | CN203406669U Automatic change-over switch |
| 01/22/2014 | CN203406668U Automatic switching device for domestic power generation and commercial power |
| 01/22/2014 | CN203406667U High-frequency UPS power supply cabinet |
| 01/22/2014 | CN203406666U A power supply device of an induction panel |
| 01/22/2014 | CN203406665U Inspection power box with energy management function |
| 01/22/2014 | CN203406648U Emergency starting device for railroad locomotive |
| 01/22/2014 | CN203406639U Solar-energy assisted power supply apparatus |
| 01/22/2014 | CN203406636U Intelligent diesel-electric hybrid power supply system of communication base station |
| 01/22/2014 | CN203406631U Self-generating controller for electric car |
| 01/22/2014 | CN103532226A Electric operational power supply storing energy on basis of supercapacitor |
| 01/22/2014 | CN103532225A Power switching circuit of dual-power electric car |
| 01/22/2014 | CN103532224A Method for configuring UPS (uninterrupted power supply) in offshore wind plant |
| 01/22/2014 | CN103532223A Domestic solar power supply system and switching method of domestic solar power supply system and mains supply |
| 01/22/2014 | CN103532222A Automatic control system of new energy power generation application |
| 01/22/2014 | CN103532221A Spare-power automatic switching implementation method of lines under wiring and operating modes of self-adaptive 330kV substation |
| 01/22/2014 | CN103532220A Input and output power modules configured to provide selective power to an uninterruptible power supply |
| 01/22/2014 | CN103532219A Vehicle-mounted intelligent power distribution control system |
| 01/22/2014 | CN103532218A Rapid double power supply switch device and working method thereof |
| 01/22/2014 | CN103532217A Uninterruptible power source system |
| 01/22/2014 | CN103529923A Computer built-in uninterruptible power supply emergency system |
| 01/22/2014 | CN103529623A Projection system and operating method thereof |
| 01/22/2014 | CN103526974A Environment-friendly energy-saving electricity-wind mutual-compensation single-tube landscape communication tower |
| 01/22/2014 | CN102624076B Power supply method for wireless communication terminal |
| 01/22/2014 | CN102624075B Multimachine parallel connection method and scheme of modular UPS (uninterrupted power supply) system |
| 01/22/2014 | CN102437636B 供电方法及供电控制设备 Power supply control method and apparatus |
| 01/22/2014 | CN102414950B Methods and systems for no-break power transfer with a converter |
| 01/22/2014 | CN102171625B Integrated bias and standby power supply circuit |
| 01/22/2014 | CN102153005B Elevator emergency power supply system |
| 01/22/2014 | CN101964540B Redundant power supply system |
| 01/21/2014 | CA2593971C Independent automatic shedding branch circuit breaker |
| 01/16/2014 | WO2014012120A1 Energy efficient electrical systems and methods for modular data centers and modular data pods |
| 01/16/2014 | WO2014011706A1 Transformerless multi-level medium-voltage uninterruptible power supply (ups) systems and methods |
| 01/15/2014 | EP2685580A2 Device for determining and/or controlling an operating time of a consumer coupled to a power plant, in particular photovoltaic power plant, and an energy storage device, and method for operating an energy storage device coupled to a power plant |
| 01/15/2014 | EP2685539A1 Energy storage device for a photovoltaic system and method for operating an energy storage device of a photovoltaic assembly |
| 01/15/2014 | EP2684276A1 Domestic appliance having a stand-by mode and method for operating such a domestic appliance |
| 01/15/2014 | EP2684271A2 Energy store and energy storage system |
| 01/15/2014 | CN203399347U Photovoltaic portable operation LED shadowless lamp |
| 01/15/2014 | CN203399048U An optical electrical complementation AC frequency-variable generating and speed-regulating energy-saving device |
| 01/15/2014 | CN203398872U Power-interruption-preventing device used for computer |
| 01/15/2014 | CN203398871U Uninterrupted power source topological circuit |
| 01/15/2014 | CN203398870U Power supply intelligent monitoring rapid switching apparatus |
| 01/15/2014 | CN203398869U Power supply system for cooling blower of sleeve kiln |
| 01/15/2014 | CN203398868U Power supply test dual power |
| 01/15/2014 | CN203398867U Long-service-life uninterrupted power supply (UPS) |
| 01/15/2014 | CN203398866U Miniaturized hydropower station accident emergency illumination system |
| 01/15/2014 | CN203398865U Intelligent program-controlled alternating current stabilized uninterruptible power supply |
| 01/15/2014 | CN203398751U Air breaker controlled by electronic circuit |
| 01/15/2014 | CN203396154U Large-scale environment-friendly integrated heat pump system |
| 01/15/2014 | CN103518307A Systems, apparatus, and methods for power management |
| 01/15/2014 | CN103518061A Redundant power supply architecture |
| 01/15/2014 | CN103516046A Photovoltaic and super-capacitor type alternating-current and direct-current integrated power source used in mobile substation |
| 01/15/2014 | CN103516045A Self-start control method of mobile power supply system |
| 01/15/2014 | CN103516044A Full-automatic conversion controller of generator |
| 01/15/2014 | CN103516043A Power switching control signal generation circuit, and system method for dual-power redundancy power supplying |
| 01/15/2014 | CN103516042A Power supply unit and power supply method |
| 01/15/2014 | CN103516041A Power supply system of hard disc |
| 01/15/2014 | CN103507640A Electric motor vehicle |
| 01/15/2014 | CN102437654B Station control realizing method based on monitoring system |
| 01/15/2014 | CN102332749B Control equipment and power supply management device and method thereof |
| 01/15/2014 | CN102290855B Combined wind farm protection device, combined wind farm protection method and wind power generation system |
| 01/09/2014 | WO2013098015A3 A household appliance protected from mains over voltage |
| 01/09/2014 | US20140008984 Power supply switching circuit, real time clock device, electronic apparatus, mobile unit, and method of controlling power supply switching circuit |
| 01/08/2014 | EP2683058A2 Device for the sensor-controlled activation of an electric load |
| 01/08/2014 | EP2683057A1 Standby power system that predicts a need to supply power to a load to minimize start time of a generator |
| 01/08/2014 | EP2682309A1 A power supply arrangement |
| 01/08/2014 | EP2681825A2 Fast bus transfer method and device |
| 01/08/2014 | CN203387296U Three-power supply redundancy power supply device and portable device |
| 01/08/2014 | CN203387295U Power supplying connection structure of synthetic network |
| 01/08/2014 | CN203387294U Electrical control device capable of realizing uninterrupted power source power supply |
| 01/08/2014 | CN203387293U A power supply switching apparatus applicable to plant growth LED lamps |
| 01/08/2014 | CN203386364U Traffic signal control system with alternating-direct current power supplies |
| 01/08/2014 | CN203379210U Portable multifunctional treatment equipment |
| 01/08/2014 | CN203379209U Laser treatment device |
| 01/08/2014 | CN103502735A Apparatus for saving standby power in microwave oven |
| 01/08/2014 | CN103501044A Three-phase four-wire uninterrupted power supply device with function of active filter |
| 01/08/2014 | CN103501043A Low-voltage dual-power circuit based on PLC (Programmable Logic Controller) |
| 01/08/2014 | CN103501042A Isolated grid auxiliary power switching system and method with automatic regulation capacity |
| 01/08/2014 | CN103501024A Power source system based on combination of aluminum electrolytic capacitor and ultra-capacitor |
| 01/08/2014 | CN103501020A Hybrid power supply system consisting of mains supply network and photovoltaic assembly and control method thereof |
| 01/08/2014 | CN102510121B Power failure processing device and method |
| 01/07/2014 | US8624434 Protection circuit and power supply system for flash memory |
| 01/07/2014 | US8624433 Data center uninterruptible power distribution architecture |