| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 03/13/2013 | CN202798127U Emergency direct-supplying off-grid photovoltaic power supply system based on existing photovoltaic controllers |
| 03/13/2013 | CN202798126U Automatic switching system for uninterrupted power supply of PLC (programmable logic controller) |
| 03/13/2013 | CN202798125U Redundant power supply system of photovoltaic grid-connected inverter control device |
| 03/13/2013 | CN202798124U Power supply circuit of optical station |
| 03/13/2013 | CN202798123U Alternating current/direct current (AC/DC) uninterruptible power supply (UPS) device |
| 03/13/2013 | CN202798122U Mains electricity generating and supplying system |
| 03/13/2013 | CN202798121U Intelligent substation domain backup automatic switch system based on station level microsoft media server protocol (MMS) |
| 03/13/2013 | CN202798120U Spare power automatic switching lock recognition device of intelligent substation for preventing transformer from being impacted |
| 03/13/2013 | CN202798119U Power supply circuit of corona machine |
| 03/13/2013 | CN202798118U Seamless switching system for fuel-cell emergency power source |
| 03/13/2013 | CN202798117U Double-set power grid stability control device |
| 03/13/2013 | CN202798116U Power automatic converting circuit system |
| 03/13/2013 | CN202798115U Automatic switching control circuit of alternating current power supply and direct current battery backup power supply |
| 03/13/2013 | CN202798114U Power supply system of fuel cells |
| 03/13/2013 | CN202798113U Switching device capable of switching control power supply automatically |
| 03/13/2013 | CN202798112U Full-isolating AC/DC hybrid input switching device |
| 03/13/2013 | CN202798111U Direct-current power supply coupling device |
| 03/13/2013 | CN202798110U Mobile terminal |
| 03/13/2013 | CN202798109U LED emergency light |
| 03/13/2013 | CN202798108U Emergency power supply applied to main motor and stand-by motor |
| 03/13/2013 | CN202798107U Electronic product protecting sleeve with stand-by power supply |
| 03/13/2013 | CN202798106U Wind and photovoltaic complementary power generation system |
| 03/13/2013 | CN202798056U Multifunctional charger |
| 03/13/2013 | CN202798050U High-efficiency wind/light complementary power generation system |
| 03/13/2013 | CN202798027U Bidirectional power supply circuit of single USB interface |
| 03/13/2013 | CN202797910U Standby self-start blocking device in 10kV power distribution room of intelligent substation |
| 03/13/2013 | CN202791956U Heating control device of boiler |
| 03/13/2013 | CN202791742U Emergency light and multifunctional assembled lamp structure with same |
| 03/13/2013 | CN202788046U Police room |
| 03/13/2013 | CN102971938A Power supply unit for signal luminaires |
| 03/13/2013 | CN102971937A Hierarchical power smoothing |
| 03/13/2013 | CN102971936A On/off switch and standby power shutoff device using same |
| 03/13/2013 | CN102969786A Airborne standby power switching device for model airplane receiver |
| 03/13/2013 | CN102969785A Multi-power-source automatic converting system |
| 03/13/2013 | CN102969784A Hybrid cell |
| 03/13/2013 | CN102969783A Direct current uninterruptible power supply |
| 03/13/2013 | CN102969782A Chip starting circuit |
| 03/13/2013 | CN102969781A Movable hybrid energy single-phase power supply system and control method thereof |
| 03/13/2013 | CN102969780A Off-grid wind/solar/battery hybrid power generation system capacity optimal configuration method |
| 03/13/2013 | CN102969768A Wind and solar mutual compensating system for greenhouse |
| 03/13/2013 | CN102969766A Wind and photovoltaic hybrid power generation system |
| 03/13/2013 | CN102968170A Intelligent self-protection power supply for computer |
| 03/13/2013 | CN102097858B Mixed direct-current power system for large LED display screen |
| 03/13/2013 | CN102097856B Spare power automatic switching programmable logic control method for plant supply of power station |
| 03/13/2013 | CN101958576B Power supply redundancy parallel circuit and working method thereof |
| 03/07/2013 | WO2013033089A1 Twin boost converter with integrated charger for ups |
| 03/07/2013 | WO2013033006A1 Foam-in-bag apparatus with power-failure protection |
| 03/07/2013 | WO2013030719A1 Appliance control device |
| 03/07/2013 | WO2013030156A2 Domestic appliance having an electrical circuit assembly having a stand-by mode and an operating mode, and method for operating a circuit assembly of a domestic appliance |
| 03/07/2013 | US20130057074 Power storage device and power storage system |
| 03/07/2013 | US20130057073 Methods and apparatus for providing uninterruptible power |
| 03/07/2013 | US20130057072 Uninterrupted power supply apparatus and power-supplying method for the same |
| 03/07/2013 | US20130057068 Mobile backup power supply device with a hub's functions integrated |
| 03/07/2013 | DE102011112533A1 Mobile power supply for providing electrical alternating current supply voltage from battery modules of e.g. camper to TV during camping, has converter producing alternating current supply voltage from direct current voltage of modules |
| 03/06/2013 | EP2566294A1 Appliance control device |
| 03/06/2013 | EP2564488A2 Power supply unit for signal luminaires having energy sources having separate grounds |
| 03/06/2013 | CN202772664U Power supply device for power plant emergency lighting |
| 03/06/2013 | CN202772663U AC-DC uninterrupted power supply system for communication device |
| 03/06/2013 | CN202772662U Novel transfer switch |
| 03/06/2013 | CN202772661U Automatic transfer switch |
| 03/06/2013 | CN202772660U Transfer switch controller |
| 03/06/2013 | CN202772659U Generator with power supply automatic switching |
| 03/06/2013 | CN202772658U Power supply system for sensitive equipment |
| 03/06/2013 | CN202772657U Control circuit preventing power down amid power supply switching process |
| 03/06/2013 | CN202772656U Standby power supply online device |
| 03/06/2013 | CN202772655U Change-over switch |
| 03/06/2013 | CN202772654U Controller for photovoltaic power generation and municipal power grid concurrent complementary application |
| 03/06/2013 | CN202772653U Dual battery mobile phone |
| 03/06/2013 | CN202772652U Electronic product power supply converter |
| 03/06/2013 | CN202772651U Novel secondary voltage switching circuit |
| 03/06/2013 | CN202772650U Emergency power supply for fire-fighting equipment |
| 03/06/2013 | CN202772649U Ensuring device for city public area lighting |
| 03/06/2013 | CN202772648U LED bathroom lamp for emergent illumination |
| 03/06/2013 | CN202772647U Special emergency power supply for miniature fire-fighting emergency light fixture |
| 03/06/2013 | CN202772646U Special emergency power supply controller for fire-fighting emergency lamp |
| 03/06/2013 | CN202772552U Gas uninterrupted monitoring protection circuit based on coal mining machine |
| 03/06/2013 | CN202772462U Special emergency power supply for externally-arranged type fire-fighting emergency light fixture |
| 03/06/2013 | CN202771742U Electronic fingerpost |
| 03/06/2013 | CN202771238U Transformer air-cooled control and protection device |
| 03/06/2013 | CN202768062U Distress alerting escape system for tunnel construction |
| 03/06/2013 | CN102957219A Maximum power tracking system and method of power transmission line induction power supply source |
| 03/06/2013 | CN102957200A Method and system for managing backup power supply of underwater real-time detecting instrument |
| 03/06/2013 | CN102957199A Dual-power safety switching circuit |
| 03/06/2013 | CN102957198A Method, device and system capable of achieving automatic double-power-supply switching for eliminating continuous flashing |
| 03/06/2013 | CN102957197A Household energy storage power station |
| 03/06/2013 | CN102957189A Wind and photovoltaic hybrid power generation system |
| 03/06/2013 | CN102957146A Industrial undisturbed power supply system and control method and device thereof |
| 03/06/2013 | CN102957143A Hybrid electric generator set |
| 03/06/2013 | CN102957105A Novel intelligent substation on basis of application of clean energy |
| 03/06/2013 | CN102953758A High voltage frequency conversion system of mine ventilator with high reliability |
| 03/06/2013 | CN102157966B Intelligent photovoltaic controller with multiple functions |
| 03/06/2013 | CN102075000B Automatic control method for high-reliability power supply system with set of spare circuit |
| 03/05/2013 | US8390254 Charging apparatus for laptop computer with multi-batteries and method for the same |
| 02/28/2013 | WO2013028644A2 Solar synchronized loads for photovoltaic systems |
| 02/28/2013 | WO2013027638A1 Method of controlling storage battery, apparatus for controlling storage battery, and electric power control system |
| 02/28/2013 | WO2013026235A1 Power supply system and control device thereof |
| 02/28/2013 | WO2013026082A1 A power management system and method for optimizing fuel consumption |
| 02/28/2013 | WO2013003189A3 Uninterruptible power supply |
| 02/28/2013 | US20130049473 Fluid-driven flywheel uninterruptible power supply |
| 02/28/2013 | US20130049472 Energy Storage Device For A Power Compensator And A Method For Control Thereof |