| 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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| 09/11/2013 | CN203191501U Fault location system for DC transmission line |
| 09/11/2013 | CN203191500U Multifunctional electrical monitoring early warning device |
| 09/11/2013 | CN203191499U Alternating-current phase-selection mode-based capacitor internal fuse test loop |
| 09/11/2013 | CN203191498U Undercurrent grounding line selecting device |
| 09/11/2013 | CN203191497U Detection device for signal line of TVLF water penetrating radar |
| 09/11/2013 | CN203191496U RS485 bus based distributed power grid operating equipment insulation online monitoring device |
| 09/11/2013 | CN203191495U Instantaneous short circuit detection device for cables |
| 09/11/2013 | CN203191494U Relay-protection anti-error connection test wire |
| 09/11/2013 | CN203191493U Reference scale for isolation switch closure |
| 09/11/2013 | CN203191492U Electric imaging probe verification apparatus |
| 09/11/2013 | CN203191491U Cable line-sequence detection device |
| 09/11/2013 | CN203191490U A phase failure detecting system of the high voltage side of a transformer |
| 09/11/2013 | CN203191489U Parallel testing system |
| 09/11/2013 | CN203191488U Online monitoring system for power transmission line |
| 09/11/2013 | CN203191487U DC wire automatic detection machine |
| 09/11/2013 | CN203191486U RFID-based intelligent detection device for power grounding wire |
| 09/11/2013 | CN203191485U Large-current high-voltage silicon rectifier stack positive surge test bench |
| 09/11/2013 | CN203191484U Integrated automation substation avalanche testing device based on time synchronization system |
| 09/11/2013 | CN203191483U Simple optocoupler detector based on time-base integrated chip |
| 09/11/2013 | CN203191482U Intelligent electric power patrol system |
| 09/11/2013 | CN203191481U Ageing test system for inverter |
| 09/11/2013 | CN203191480U Ageing test room |
| 09/11/2013 | CN203191479U Detection device for capacitance-resistance container in railway signal equipment |
| 09/11/2013 | CN203191478U Portable-type comprehensive lightning protection detector |
| 09/11/2013 | CN203191477U Automatic detection system for lightning protection device |
| 09/11/2013 | CN203191476U Online surge protector monitoring system for expressway |
| 09/11/2013 | CN203191475U Intelligent-type comprehensive lightning protection detector |
| 09/11/2013 | CN203191474U Portable type charger testing device |
| 09/11/2013 | CN203191473U PTC thermistor comprehensive testing system |
| 09/11/2013 | CN203191472U Cable current-carrying capacity analysis system based on linear temperature sensing technology |
| 09/11/2013 | CN203191471U Electric energy quality detection apparatus |
| 09/11/2013 | CN203191470U General tool for aging test |
| 09/11/2013 | CN203191469U Detection circuit and inverting equipment |
| 09/11/2013 | CN203191468U Debugging device for hardware driving and sampling circuit of photovoltaic inverter |
| 09/11/2013 | CN203191467U A high-capacity test loop of multiple voltage grades |
| 09/11/2013 | CN203191466U A system for conveniently checking the aging of large-scale capacitors used for a high-voltage transmission intelligent power grid |
| 09/11/2013 | CN203191465U Multifunctional electric power meter |
| 09/11/2013 | CN203191464U PCM multifunctional detection device |
| 09/11/2013 | CN203191463U Digital regulator with over-current protective device |
| 09/11/2013 | CN203191462U Digital regulator with overvoltage protector |
| 09/11/2013 | CN203191461U Digital regulator with cooling device |
| 09/11/2013 | CN203191460U Digital regulator with wireless monitoring system |
| 09/11/2013 | CN203191459U Digital regulator with intelligent control system |
| 09/11/2013 | CN203191458U Digital regulator with dimming circuit |
| 09/11/2013 | CN203191457U Static attenuation time tester with infrared ray induction apparatus |
| 09/11/2013 | CN203191456U Power transformation equipment test platform |
| 09/11/2013 | CN203191455U Apparatus for measuring trend direction of photovoltaic grid-connected power generation and commercial power |
| 09/11/2013 | CN203191439U Battery undervoltage detecting circuit |
| 09/11/2013 | CN203191437U Intelligent power-supply charging notifier |
| 09/11/2013 | CN203191206U Electric automobile driving motor and AMT test system |
| 09/11/2013 | CN203191205U Electric driving test system of electric automobile |
| 09/11/2013 | CN203191069U Extrinsic optical fiber Fabry-Perot acoustic emission sensor and ultrasonic detection device comprising same |
| 09/11/2013 | CN103299673A Achieving greater test efficiencies using acknowledgement signal suppression |
| 09/11/2013 | CN103299652A Monitoring IC chip for battery management unit |
| 09/11/2013 | CN103299474A Method for charging a battery for supplying power to a drive motor of a motor vehicle |
| 09/11/2013 | CN103299473A System and methods for battery management |
| 09/11/2013 | CN103299411A Method for thermal stabilization of probe card and inspection device |
| 09/11/2013 | CN103299409A Bump electrode inspection method and bump electrode inspection system |
| 09/11/2013 | CN103299201A Secondary cell service life prediction device, cell system, and secondary cell service life prediction method |
| 09/11/2013 | CN103299200A Method and system for interference detection and mitigation |
| 09/11/2013 | CN103299198A Bar for electrically contacting an electrically conductive substrate |
| 09/11/2013 | CN103298662A Vehicle battery control device |
| 09/11/2013 | CN103298250A 印刷电路板 A printed circuit board |
| 09/11/2013 | CN103296916A Dead zone elimination method based on inverter invalid switch |
| 09/11/2013 | CN103296730A Photovoltaic system for electric vehicle |
| 09/11/2013 | CN103296715A Switch failure detection device, battery pack, switch failure detection program, and method of detecting failure of electronic switch |
| 09/11/2013 | CN103296673A Debugging method for +/- 800 kV ultra-high voltage direct-current transmission project system |
| 09/11/2013 | CN103296397A Balun-free low-profile single-arm Archimedean spiral antenna |
| 09/11/2013 | CN103296328A Mobile information processing apparatus and its control method |
| 09/11/2013 | CN103296112A Junction box and intelligent motoring system of solar battery component |
| 09/11/2013 | CN103295650A Test method, power supply device, power supply evaluation device and simulation method |
| 09/11/2013 | CN103293998A Failure self-diagnosis explosion-proof vacuum switch |
| 09/11/2013 | CN103293494A Atomic transition number factor measuring device and atomic transition number factor measuring method |
| 09/11/2013 | CN103293491A LED lamp aging experimental equipment |
| 09/11/2013 | CN103293490A LED lamp aging monitoring and analyzing equipment |
| 09/11/2013 | CN103293489A Multifunctional comprehensive test equipment for LED lamp |
| 09/11/2013 | CN103293488A Power supply testing system |
| 09/11/2013 | CN103293487A Lithium ion battery service life forecasting method based on integrated model |
| 09/11/2013 | CN103293486A Storage battery discharging tester |
| 09/11/2013 | CN103293485A Model-based storage battery SOC (state of charge) estimating method |
| 09/11/2013 | CN103293484A Method for quickly evaluating performance of lithium ion batteries by testing quantities of released heat |
| 09/11/2013 | CN103293483A Lithium battery health condition estimation method based on internal resistance measurement |
| 09/11/2013 | CN103293482A Simple buckle-typed lithium air cell testing device |
| 09/11/2013 | CN103293481A Lithium ion battery self-discharging quick detecting method |
| 09/11/2013 | CN103293480A LED emergency light rechargeable battery monitoring device |
| 09/11/2013 | CN103293479A Battery safety protection device and testing method thereof |
| 09/11/2013 | CN103293478A Battery pack energy metering indicating device of electromobile |
| 09/11/2013 | CN103293477A Power supply testing circuit for reducing inrush current and method thereof |
| 09/11/2013 | CN103293476A Motor system fault diagnosis method based on double counters |
| 09/11/2013 | CN103293475A Gas relay testing device |
| 09/11/2013 | CN103293474A Oil immersed on-load capacity regulating switch electrical endurance testing method in air |
| 09/11/2013 | CN103293473A Electronic switch detecting circuit applied to LED illuminating lamp |
| 09/11/2013 | CN103293472A High-voltage direct-current switch arc time acquiring method based on wavelet theory |
| 09/11/2013 | CN103293471A Device and method capable of intelligently detecting electric leakage switch in communicating mode |
| 09/11/2013 | CN103293470A Circuit for testing service life of switches |
| 09/11/2013 | CN103293469A Fault diagnosis method and device for flame-proof type switch |
| 09/11/2013 | CN103293468A Fault injection system and fault injection method facilitating device fault sensitivity test |
| 09/11/2013 | CN103293467A Signal transitional detection circuit and method |
| 09/11/2013 | CN103293466A Method and system for testing communication module on embedded printed circuit board assembly (PCBA) |
| 09/11/2013 | CN103293465A Glucometer detection structure |