| 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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| 01/16/2013 | CN102879739A Device for testing power characteristic of wind driven generator set |
| 01/16/2013 | CN102879738A Water resistance testing system |
| 01/16/2013 | CN102879737A Field calibration method for gas relay |
| 01/16/2013 | CN102879736A Automatic detection alarming protection device for opening and closing of circuit breaker |
| 01/16/2013 | CN102879735A Online electric abrasion detecting method and system of vacuum circuit breaker |
| 01/16/2013 | CN102879734A Method for testing time delay of on-off action of intelligent transformer substation |
| 01/16/2013 | CN102879733A Gas compensation based full-temperature SF6 gas density relay checking device |
| 01/16/2013 | CN102879732A Method and system for testing board card |
| 01/16/2013 | CN102879731A Digital integrated circuit test method |
| 01/16/2013 | CN102879730A Single event upset characteristic testing method for partially triple modular redundancy reinforced SRAM (static random access memory) type FPGA (field programmable gate array) |
| 01/16/2013 | CN102879729A Built-in self-test system aiming at micro-electro-mechanical integrated system |
| 01/16/2013 | CN102879728A Health evaluation index and failure predication method for DC (Direct Current)-DC convertor |
| 01/16/2013 | CN102879727A Signal testing analysis system of peripheral component interconnect-express (PCI-E) interface |
| 01/16/2013 | CN102879726A Insulated gate bipolar translator (IGBT) module performance detection device and method |
| 01/16/2013 | CN102879725A Rotary-disk-type testing device |
| 01/16/2013 | CN102879724A Diode polarity detecting circuit |
| 01/16/2013 | CN102879723A Measuring device and measuring method for piezoelectric ringing effect of electro-optic crystal |
| 01/16/2013 | CN102879722A Volt-ampere performance testing device and method for solar array |
| 01/16/2013 | CN102879721A Multi-channel diode test system and method based on modularization |
| 01/16/2013 | CN102879720A Test schemes and apparatus for passive interposers |
| 01/16/2013 | CN102879719A Method and circuit for quickly searching insulation faults of electrical equipment |
| 01/16/2013 | CN102879718A Wired-loop-based entire-station monitoring and positioning system and positioning method for partial discharge |
| 01/16/2013 | CN102879717A Sensing system for online detection of cable partial discharge |
| 01/16/2013 | CN102879716A Method and device for monitoring main insulation of three phases of cables under intersection and interconnection of metal protective layers on line |
| 01/16/2013 | CN102879715A Partial discharge detecting and positioning method for transformer |
| 01/16/2013 | CN102879714A Detection and positioning method for partial discharge of transformer |
| 01/16/2013 | CN102879713A Ground protection circuit selection method |
| 01/16/2013 | CN102879712A System and method for positioning power distribution network terminal failures |
| 01/16/2013 | CN102879711A Method for quickly positioning and monitoring faults of power distribution network |
| 01/16/2013 | CN102879710A System and method for detecting single-phase ground fault point of power distribution line |
| 01/16/2013 | CN102879709A Real-time fault detection method for grounding circulation of feeder cable |
| 01/16/2013 | CN102879708A Quick polarity testing method of 110kV gas insulated switchgear (GIS) of transformer substation |
| 01/16/2013 | CN102879707A Network harness conducting machine |
| 01/16/2013 | CN102879706A Optical fiber bending loss principle-based wire strand breakage and damage detection method |
| 01/16/2013 | CN102879705A IC (integrated circuit) channel short/open circuit test method for flexible circuit board touch screen |
| 01/16/2013 | CN102879704A Multiparameter data fusion detection method for high resistance ground faults of high-voltage transmission line |
| 01/16/2013 | CN102879703A Grounding performance monitoring system and method for dynamically monitoring shielding layers of communication cables |
| 01/16/2013 | CN102879702A Full-automatic voice cable alignment instrument |
| 01/16/2013 | CN102879701A Portable substation grounding wire state monitoring device and method for realizing same |
| 01/16/2013 | CN102879700A Detection apparatus and method of acoustic surface wave of in-place closing of high-voltage isolating switch |
| 01/16/2013 | CN102879699A Method for estimating position of branching joint of transformer in transformer substation |
| 01/16/2013 | CN102879698A Parameter adaptability testing method for PSS (Power System Stabilizator) of grid system |
| 01/16/2013 | CN102879697A Optimized power transformer testing method |
| 01/16/2013 | CN102879696A Automatic judgment method for over-load operational feasibility of transformer |
| 01/16/2013 | CN102879695A Band-pass filter detection method for arc discharge and puncture of ozone generating tube |
| 01/16/2013 | CN102879694A Data acquisition system for electromagnetic valve |
| 01/16/2013 | CN102879693A Auxiliary testing jig |
| 01/16/2013 | CN102879692A Method and device for detecting insulator through multi-rotor unmanned aerial vehicle |
| 01/16/2013 | CN102879691A Method and device for automatically detecting failure of blood oxygen probe |
| 01/16/2013 | CN102879690A Electro-dynamic mechanism load test device for isolating switch |
| 01/16/2013 | CN102879689A Method for evaluating running status of composite insulator |
| 01/16/2013 | CN102879688A Test system for grounding grid |
| 01/16/2013 | CN102879687A Automatic detection device for touch screen |
| 01/16/2013 | CN102879686A Automatic test device for power adapter |
| 01/16/2013 | CN102879685A Operating panel detector |
| 01/16/2013 | CN102879684A Method and system for testing parts of electrical appliances |
| 01/16/2013 | CN102879683A Withstand explosion detection device and method for power capacitor |
| 01/16/2013 | CN102879682A Cable fault tester |
| 01/16/2013 | CN102879681A Flickering real-time calculation method |
| 01/16/2013 | CN102879680A Rail transit vehicle equipment universal detection and fault diagnosis method and system |
| 01/16/2013 | CN102879679A Method for catching and positioning electric arc of electrified railway contact net |
| 01/16/2013 | CN102879678A Tester for electromagnetic valve |
| 01/16/2013 | CN102879677A Intelligent fault diagnosis method based on rough Bayesian network classifier |
| 01/16/2013 | CN102879676A Relay protection tester based on embedded system, and checking method for relay protection tester |
| 01/16/2013 | CN102879675A Equipment for processing solar photo-thermal power generation information |
| 01/16/2013 | CN102879674A Method for processing solar photo-thermal power generation information |
| 01/16/2013 | CN102879673A Test method and device for accuracy of touch screen |
| 01/16/2013 | CN102879672A Bidirectional active power disturbance island detection method |
| 01/16/2013 | CN102879671A Method for judging inrush current locking of equivalent instantaneous inductance for protection of extra-high voltage regulating transformer |
| 01/16/2013 | CN102879670A Universal detection device for battery protection plate of lithium battery |
| 01/16/2013 | CN102879669A Failure current simulation device and working method thereof |
| 01/16/2013 | CN102879668A Asymmetric fault analysis method for power distribution network including inverted distribution type power supply |
| 01/16/2013 | CN102879667A 防雷装置在线远程监测记录仪 Lightning protection devices online remote monitoring and recording instruments |
| 01/16/2013 | CN102879666A Pollution test method for alternating current lightning arrester |
| 01/16/2013 | CN102879665A Pollution test method for direct current lightning arrester |
| 01/16/2013 | CN102879664A Monitoring system for independent double-way AC (Alternate Current) power distribution equipment |
| 01/16/2013 | CN102879663A Relay protection device automatic testing system and testing tool special for same |
| 01/16/2013 | CN102879662A Device and method for detecting secondary virtual loop of intelligent transformer substation |
| 01/16/2013 | CN102879661A Method and system for detecting distribution network automatic terminal |
| 01/16/2013 | CN102879660A Device and method for testing electronic product |
| 01/16/2013 | CN102879646A Base plate inspection device and base plate inspection method |
| 01/16/2013 | CN102879633A Safety protective structure of zero-crossing detection circuit |
| 01/16/2013 | CN102879621A Charging display system and charging display method of mobile terminal |
| 01/16/2013 | CN102879618A 测试机构及其制作方法 Testing agency and its production method |
| 01/16/2013 | CN102879613A Electrostatic gun fixing rack |
| 01/16/2013 | CN102879612A Circuit board open/short circuit test fixture with marking function |
| 01/16/2013 | CN102879611A Circuit for detecting breakage or short circuiting of speed sensor circuit |
| 01/16/2013 | CN102879214A Fault detecting and indicating apparatus |
| 01/16/2013 | CN102879142A Device and method for measuring motor efficiency |
| 01/16/2013 | CN102879034A Storage battery running state monitor device |
| 01/16/2013 | CN102221161B Method and equipment for manufacturing backlight source |
| 01/16/2013 | CN102208536B Cyclic tri (methoxy substituted methyl isonitrile gold) nano and micro wire-based photoelectric device, preparation method and application |
| 01/16/2013 | CN102200564B Power system oscillation identification method based on power angle calculation |
| 01/16/2013 | CN102129039B Secondary cell degradation judgment method, secondary cell degradation judgment device, and power supply system |
| 01/16/2013 | CN102129012B Distribution network fault line selection method using form peak valley detection |
| 01/16/2013 | CN102128992B Test system for no-load and locked-rotor characteristics of handheld electric tool |
| 01/16/2013 | CN102116812B Automatic test equipment for lithium battery BQ protection board |
| 01/16/2013 | CN102111006B Charging connector contact resistance detection device and charging control method |
| 01/16/2013 | CN102096039B Wireless position detecting circuit |
| 01/16/2013 | CN102096038B FPGA (Field Programmable Gate Array) based FT (Functional Test) method of VIP (Video Input Processor) module |