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)
05/2014
05/07/2014CN103779956A 一种太阳能不间断电源系统 A solar uninterruptible power supply system
05/07/2014CN103779955A 基于n-1准则的备自投投退控制方法 Vote cast back control method based on prepared from n-1 criterion
05/07/2014CN103779954A 电压侦测转换装置 Voltage conversion device detection
05/07/2014CN103779953A 智能终端供电保护方法 Intelligent terminal power supply protection methods
05/07/2014CN103775947A 具有光电互补结构的新型照明系统 Has a new lighting system photoelectric complementary structure
05/07/2014CN102769334B 在旁路操作过程中无缝对接的电源备自投装置 During the bypass operation seamless power device considering
05/07/2014CN102769332B 20kV与10kV混合供电区域的备自投方法 Prepared from the cast method of 20kV and 10kV hybrid power supply region
05/07/2014CN102497004B 一种自动转换开关控制方法 An automatic transfer switch control method
05/07/2014CN102427271B 智能电网切换装置 Smart grid switching device
05/07/2014CN102306949B 传感器网络节点能量自供给方法和装置 Method and apparatus for sensor network node energy self-supply
05/07/2014CN102163873B 精密制造业备用电力系统及其供电方法 Precision manufacturing system and its backup power supply method
05/07/2014CN102005817B 基于微电网的不间断电源装置及其调度控制方法 Based on an uninterruptible power supply device and method for controlling the micro-grid scheduling
05/07/2014CN101917055B 一种基于支路贴近度的广域后备保护方法 A wide degree of backup protection method based on branch close
05/07/2014CN101826748B 用分布式直流电力构架为电子设备外壳供电的系统和方法 System and method for using a distributed architecture DC power supply for electronic equipment enclosure
05/01/2014WO2014066720A1 Ups systems and methods using mode-dependent grounding
05/01/2014WO2014064590A1 Device for detecting proximity of a vehicle and system for monitoring parking spaces of a parking lot
05/01/2014WO2013184327A3 Bleeder circuitry for increasing leakage current during hiccup modes of power adapters
05/01/2014US20140117941 Voltage Control Using Field-Effect Transistors
05/01/2014US20140117765 Ultra-Long Standby Method and Ultra-Long Standby Terminal
05/01/2014US20140117764 Ups systems and methods using mode-dependent grounding
05/01/2014US20140117757 Barrier Control System with Auxiliary Power Supply and Auxiliary Power Supply for Barrier Control System
04/2014
04/30/2014CN203574445U Intelligent controller of spare power automatic switching dual power supply device
04/30/2014CN203574444U Automatic dual-power supply transfer roadway lighting device
04/30/2014CN203574443U Missile-borne power distribution seamless power transfer circuit
04/30/2014CN203574442U Induction stand-by power supply
04/30/2014CN203574397U Multifunctional renewable-energy power supply system
04/30/2014CN203570089U Door control unit with stable power supply for track traffic screen door control system
04/30/2014CN103765727A A power management system and method for optimizing fuel consumption
04/30/2014CN103765723A Dual power SMPS for a modular lighting system
04/30/2014CN103763816A Centralized power supply system for outdoor lighting system
04/30/2014CN103762967A Time delay switch circuit and dual-power-source selector switch device with same
04/30/2014CN103762716A Auto-putting-in and auto-recovering power supply system
04/30/2014CN103762715A Parallel operation and load switching control method of 10kV generator set
04/30/2014CN103762714A Switching device for achieving switching control over multiple power systems
04/30/2014CN103762713A Outdoor centralized power supply system with charging function
04/30/2014CN103762712A Transformation method for carrying out centralized power supply on outdoor lighting system
04/30/2014CN103762711A Coal mine system power source switching method and device
04/30/2014CN103762710A Emergency power supply system
04/30/2014CN103762506A Alternating-current low-voltage power distribution cabinet
04/30/2014CN102611161B Small-size wind and light complementation water suction and energy storage grid-connected electricity generating system as well as charging and discharging control method
04/30/2014CN102089732B Device for changing the operational state of an apparatus
04/29/2014US8713332 System and method of supplying an electrical system with direct current
04/29/2014US8710699 Dual use photovoltaic system
04/29/2014US8710698 Redundant power delivery
04/29/2014CA2831195A1 Barrier control system with auxiliary power supply and auxiliary power supply for barrier control system
04/24/2014WO2014062130A1 Led tube for emergency lighting system
04/24/2014WO2014061933A1 Uninterruptable dc power supply providing seamless dc power to load
04/24/2014WO2014061645A1 Power source control system, control device and control method
04/24/2014WO2014061436A1 Power-supply switching circuit and artificial heart system
04/24/2014WO2014060406A1 Electronic control device and method for reducing stand-by state energy consumption of an electric household appliance
04/24/2014WO2014060038A2 Device and method for power disturbance detection
04/24/2014US20140111006 Energy management system for auxiliary power source
04/24/2014US20140111005 Uninterruptible Power Supply and DC-DC Converter
04/23/2014EP2722965A1 Electronic control device and method for reducing stand-by state energy consumption of an electric household appliance
04/23/2014CN203563279U Improved monitoring cabinet
04/23/2014CN203563250U Emergency automatic illuminating lamp controller for electrical substation
04/23/2014CN203562959U Double-input switch power supply
04/23/2014CN203562835U Automatic switching device for generator-car stand-by power supply
04/23/2014CN203562834U Emergency de-energization operation device for sorter
04/23/2014CN203562833U Automatic dual-power-supply switching device for air blowers
04/23/2014CN203562832U A power supply for seamlessly switching multiple power supply modules
04/23/2014CN203562831U Power supply optimization system of distribution line
04/23/2014CN203562830U Power supply
04/23/2014CN203562829U A lithium battery emergency power supply circuit
04/23/2014CN203562828U Fire-fighting emergency lighting energy-saving system
04/23/2014CN203562668U Main district lightning protection distribution box for outdoor LED lighting equipment
04/23/2014CN103748762A Systems and methods for operating an uninterruptible power supply
04/23/2014CN103748734A Method of controlling storage battery, apparatus for controlling storage battery, and electric power control system
04/23/2014CN103746639A Wind-solar complementary mobile base station intelligent power supply system
04/23/2014CN103746448A Y-7 airplane power supply system
04/23/2014CN103746447A Automatic switching method of redundant AC power
04/23/2014CN103746446A Ceaseless power-supplying circuit and electronic product
04/23/2014CN103746445A No-signal interconnection online type UPS parallel control method
04/23/2014CN103746444A Dual-power bus cold standby power supply architecture and method
04/23/2014CN103746443A Alternating-current and direct-current power taking method for secondary circuit power supply of converter
04/23/2014CN103746442A Single board, communication device and single-board power supplying method
04/23/2014CN102545375B Automatic switching on/off method for emergency power supply of power plant
04/23/2014CN102497002B Fully-duplicated protective redundancy system for direct-current transmission project
04/23/2014CN102315781B Cabinet system of server
04/23/2014CN101707392B Alternating and direct current isolation control method of uninterruptible power supply and circuit
04/22/2014US8704404 Electrical assembly and method for supplying without interruption an installation with alternating current
04/22/2014CA2671981C Dc power system
04/17/2014WO2014057298A1 Circuit and method for providing an uninterruptible power supply
04/17/2014WO2014056394A1 Ups having dual bus charging circuits
04/17/2014WO2014056086A1 Hybrid power source lighting and energy system for operation in harsh and/or remote locations
04/17/2014WO2014030062A3 Emergency lighting device
04/17/2014US20140106854 Gaming machine power fail enhancement
04/17/2014US20140103726 Controlling Power Conversion Systems
04/17/2014US20140103725 Digital control method for operating ups systems in parallel
04/17/2014US20140103724 Bidirectional power system, operation method, and controller for operating
04/17/2014US20140103713 Cooling system of server with ac and dc power sources and method of operating the same
04/17/2014CA2851391A1 Hybrid power source lighting and energy management system for operation in harsh and/or remote locations
04/16/2014EP2719954A2 Apparatus for saving standby power in a microwave oven
04/16/2014CN203554317U A photovoltaic inverter power supply system
04/16/2014CN203554316U High-voltage DC UPS power
04/16/2014CN203554076U Dual power source supply electric load control management terminal
04/16/2014CN203554063U Railway crossing signal equipment power supply cabinet
04/16/2014CN203554062U Power supply-sustainable dual-power source automatic switching device
04/16/2014CN203554061U AC power supply screen power supply device and system
04/16/2014CN203554060U AC/DC power supply screen power supply device and system
1 ... 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ... 165