| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 06/13/2012 | CN202275133U 单相接地故障零序信号采集装置 Single-phase ground fault zero sequence signal acquisition device |
| 06/13/2012 | CN202275132U 脉冲电流选线装置 Pulse current line selection device |
| 06/13/2012 | CN202275131U 开关柜温度及出线电缆故障监测装置 Switchgear temperature and outlet cable fault monitoring device |
| 06/13/2012 | CN202275130U 一种互感器极性测试装置 One kind of transformer polarity test device |
| 06/13/2012 | CN202275129U 一种智能电能表继电器通断检测电路 An intelligent energy meter relay-off detection circuit |
| 06/13/2012 | CN202275128U 袖珍电子查线器电路 Pocket-sized electronic check line circuit |
| 06/13/2012 | CN202275127U Automatic test jig for printed circuit board (PCB) |
| 06/13/2012 | CN202275126U Led模组测试治具 Led Module Test Fixture |
| 06/13/2012 | CN202275125U Mobile comprehensive debugging cabinet for reactive compensation device |
| 06/13/2012 | CN202275124U 一种基于无线传感器网络的避雷器在线监测系统 Based on wireless sensor networks arrester on-line monitoring system |
| 06/13/2012 | CN202275123U 鉴相鉴幅漏电保护器动作特性测试仪 Phase amplitude leakage protection tester operating characteristics |
| 06/13/2012 | CN202275122U 通用型氧化锌避雷器检测仪 Universal MOA detector |
| 06/13/2012 | CN202275121U 一种带谐波电能计量功能的电能质量监测装置 Power quality monitoring device with a harmonic energy measurement function |
| 06/13/2012 | CN202275120U Etc故障监测设备 Etc fault monitoring device |
| 06/13/2012 | CN202275119U 机动车辆电子电气性能测试系统 Motor Vehicle Electrical and Electronic Performance Test System |
| 06/13/2012 | CN202275093U 一种软包装锂离子动力电池的测试夹具 Lithium-ion battery of a flexible test fixture |
| 06/13/2012 | CN202274891U 电机测试用支撑装置 Motor test support device |
| 06/13/2012 | CN102498609A Method for charging/discharging positive electrode active material in a lithium secondary battery, charging/discharging system provided with lithium secondary battery and vehicle, electronic device, battery module, battery pack |
| 06/13/2012 | CN102498603A Voltage control device for a fuel cell |
| 06/13/2012 | CN102498408A Method and system for monitoring a cable system of an electric power transmission system |
| 06/13/2012 | CN102498407A Electromagnetic field sensor, and receiver |
| 06/13/2012 | CN102497575A Multi-piece area array CCD (Charge Coupled Device) screening test system |
| 06/13/2012 | CN102497470A Mobile terminal |
| 06/13/2012 | CN102496970A SOC detection and energy balancing system for drive power of pure electric urban bus, and method of the same |
| 06/13/2012 | CN102496950A Power unit grid-connected and feedback device for high-voltage concatenated frequency converter |
| 06/13/2012 | CN102496920A Surge protection device and method for detecting faults by using surge protection device |
| 06/13/2012 | CN102496913A Circuit test system and circuit test and protection method for direct-current traction power supply feeder unit |
| 06/13/2012 | CN102495821A Delay analysis method for FPGA (field programmable gate array) programmable interconnection lines |
| 06/13/2012 | CN102495791A Method for making automatic test interfaces of relay protection testers of multiple manufacturers compatible |
| 06/13/2012 | CN102495379A State monitoring system for vehicle brake lamp |
| 06/13/2012 | CN102495378A Switch power supply testing apparatus |
| 06/13/2012 | CN102495377A Wireless monitoring system for photovoltaic inverters |
| 06/13/2012 | CN102495376A Electric quantity quick detection system of electric vehicle |
| 06/13/2012 | CN102495375A Method for detecting battery and standby charging power supply on vehicle, and standby charging power supply |
| 06/13/2012 | CN102495374A Alternate-current current source for detecting internal resistant of cell in alternate current injection method and control method thereof |
| 06/13/2012 | CN102495373A Power battery insulation detection system and detection method |
| 06/13/2012 | CN102495372A Detection method of accumulator capacity of variable-pitch system of wind turbine generator |
| 06/13/2012 | CN102495371A Multiplexing voltage measuring device for battery pack |
| 06/13/2012 | CN102495370A Mobile terminal and battery remaining capacity measuring method |
| 06/13/2012 | CN102495369A Water resistor for load test in generator and generator load testing device |
| 06/13/2012 | CN102495368A Non-invasive online detection method and system for rotor broken-bar fault of three-phase cage type asynchronous motor |
| 06/13/2012 | CN102495367A Delivery test system and method for motor for pure electric vehicle |
| 06/13/2012 | CN102495366A Performance testing fixture for magnetos |
| 06/13/2012 | CN102495365A Detection device for detecting electrical life of magnetic control switch |
| 06/13/2012 | CN102495364A Detection device of three-phase fuse |
| 06/13/2012 | CN102495363A Method for distinguishing shutting of +/-800 kV extra-high voltage direct-current valve group |
| 06/13/2012 | CN102495362A Method and apparatus for broadcasting scan patterns in a scan-based integrated circuit |
| 06/13/2012 | CN102495361A Build in self test apparatus |
| 06/13/2012 | CN102495360A Safety scanning register, safety scan chain and scanning method of safety scan chain |
| 06/13/2012 | CN102495359A System and method for debugging FPGA (field programmable gate array) |
| 06/13/2012 | CN102495358A Boundary scanning test method considering constraint conditions |
| 06/13/2012 | CN102495357A Input vector monitoring concurrency built-in self-test circuit based on comparator and response analyzer |
| 06/13/2012 | CN102495356A Processing method of reset port of scan chain asynchronous reset register |
| 06/13/2012 | CN102495355A Laser pulse single particle effect simulation system |
| 06/13/2012 | CN102495354A Testing method for circuit board testing system |
| 06/13/2012 | CN102495353A Radio frequency integrated circuit test system and control method thereof |
| 06/13/2012 | CN102495352A Multifunctional test circuit of integrated circuit stress degradation and test method thereof |
| 06/13/2012 | CN102495351A Sensor array readout circuit based on chopper technology |
| 06/13/2012 | CN102495350A Test device and test method for testing intelligent power module |
| 06/13/2012 | CN102495349A Path delay on-line measurement circuit |
| 06/13/2012 | CN102495348A Fault detection circuit and method |
| 06/13/2012 | CN102495347A Method for generating interconnected network boundary scanning test vector |
| 06/13/2012 | CN102495346A Generally applicable optimization method for test output pins of integrated circuit chip |
| 06/13/2012 | CN102495345A Method for determining service life of hot carrier injection device |
| 06/13/2012 | CN102495344A Method and system of grain detecting |
| 06/13/2012 | CN102495343A Partial discharge detection identification method based on ultrasound and ultraviolet information fusion and system thereof |
| 06/13/2012 | CN102495342A Device for detecting hydrophobicity of composite insulator of power transmission line and control method for device |
| 06/13/2012 | CN102495341A Multifunctional cross-linked polyethylene (XLPE) insulating performance tester |
| 06/13/2012 | CN102495340A Online power cable partial discharge monitoring system based on electromagnetic waves and high-frequency current transformer (CT) |
| 06/13/2012 | CN102495339A Power-frequency withstand voltage test method and test device for 10kV live-wire work insulation protection appliance |
| 06/13/2012 | CN102495338A Sulfur hexafluoride gas partial discharging detection method under X ray irradiation and apparatus thereof |
| 06/13/2012 | CN102495337A Method for separating partial discharge signals |
| 06/13/2012 | CN102495336A Distributed single-phase earth fault ranging system and ranging method thereof |
| 06/13/2012 | CN102495335A Sensitivity detection method of travelling wave distance measuring device and system thereof |
| 06/13/2012 | CN102495334A Multitrace traveling wave distance measurement method for power cable faults |
| 06/13/2012 | CN102495333A Method for distinguishing inner faults of micro-grid power system |
| 06/13/2012 | CN102495332A System and method for sampling unbalanced current |
| 06/13/2012 | CN102495331A Single-phase earth fault discrimination method based on pole mounted boundary switch intelligent terminal |
| 06/13/2012 | CN102495330A Realization method of undercurrent grounding line selection apparatus adaptive coupler operation mode |
| 06/13/2012 | CN102495329A Automatic testing device of make-and-break of superconducting coil quench protection signal transmission line in fusion device |
| 06/13/2012 | CN102495328A Differential power reactor fault on-line monitoring instrument |
| 06/13/2012 | CN102495327A Detection method and device for design of grounding grid of substation |
| 06/13/2012 | CN102495326A Electric leakage detection device for electric vehicle |
| 06/13/2012 | CN102495325A Accurate fault locating method for double circuit lines on same pole |
| 06/13/2012 | CN102495324A Earthing and turn-to-turn short circuit testing device of rotor of permanent magnetic starter motor and testing method thereof |
| 06/13/2012 | CN102495323A Lightning flashover indicator |
| 06/13/2012 | CN102495322A Synchronous performance test method for digital relay protection device based on IEC61850 (International Electrotechnical Commission 61850) |
| 06/13/2012 | CN102495321A Method for generating and identifying non-linear signal in semiconductor non-linear oscillation system |
| 06/13/2012 | CN102495320A Dynamic monitoring system and on-line monitoring method of transformer operation exception |
| 06/13/2012 | CN102495319A Simulated experiment method of overheat faults of contact surface in sulfur hexafluoride gas insulation equipment |
| 06/13/2012 | CN102495318A Fault diagnosis method of capacitive equipment |
| 06/13/2012 | CN102495317A Equipment for achieving multifunction parallel operation aiming at single measuring device |
| 06/13/2012 | CN102495316A Harmonic characteristic test device for direct current arrester |
| 06/13/2012 | CN102495315A Method and system for split-phase line loss measurement |
| 06/13/2012 | CN102495314A Embedded test system |
| 06/13/2012 | CN102495313A Testing method for synchronization performance of IEC61850-based digital measurement and control device |
| 06/13/2012 | CN102495312A Method for monitoring 10 kV asymmetric third-harmonic pollution source of transformer substation |
| 06/13/2012 | CN102495311A End screen lead-out protection system |
| 06/13/2012 | CN102495310A Testing method of COG (chip on glass) product of PMOLED (passive matrix organic light emitting diode) based on tape carrier package |
| 06/13/2012 | CN102495309A Failure analysis method |