| 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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| 04/17/2013 | CN202886508U Intelligent distribution network failure monitoring terminal |
| 04/17/2013 | CN202886507U Multimode trigger synchronization time sequence failure occurrence device |
| 04/17/2013 | CN202886506U Testing device for UPS (uninterrupted power supply) indicator lamp board |
| 04/17/2013 | CN202886505U Mobile test station for site characteristic test of large power transformer |
| 04/17/2013 | CN202886504U Mobile test system for characteristics of transformer paralleled with single phase high voltage variable frequency power source |
| 04/17/2013 | CN202886503U High-capacity transformer characteristic test system based on high voltage variable frequency power source |
| 04/17/2013 | CN202886502U Leakage protector tester |
| 04/17/2013 | CN202886501U Load harmonic injection pollution early warning system |
| 04/17/2013 | CN202886500U Integrated monitoring and measuring device |
| 04/17/2013 | CN202886499U Improved detection fixture |
| 04/17/2013 | CN202886498U Load broken line detector |
| 04/17/2013 | CN202886497U Detection device for part of rotor frequency converter |
| 04/17/2013 | CN202886496U Fault indicator |
| 04/17/2013 | CN202886495U Isolation-type signal testing and analyzing instrument |
| 04/17/2013 | CN202886494U Static state testing system of train automatic station reporting system |
| 04/17/2013 | CN202886493U Remote monitoring system for distribution transformer |
| 04/17/2013 | CN202886492U A wrist strap on-line automatic detecting system |
| 04/17/2013 | CN202886491U A one-button automatic control detecting system of a multi-voltage liquid crystal display module |
| 04/17/2013 | CN202886490U Ageing cabinet |
| 04/17/2013 | CN202886489U Ageing cabinet |
| 04/17/2013 | CN202886488U Ageing cabinet |
| 04/17/2013 | CN202886487U Communication power dry contact test wiring |
| 04/17/2013 | CN202886486U Control guide tester for connecting device of AC charging pile of electric automobile |
| 04/17/2013 | CN202886485U Remote monitoring device for electrified railway high-voltage lightning arrester |
| 04/17/2013 | CN202886484U Embedded current transformer test device |
| 04/17/2013 | CN202886481U Capacitor capacity detection circuit of solar energy inverter |
| 04/17/2013 | CN202886418U Bidirectional-detection CCD (Charge Coupled Device) console |
| 04/17/2013 | CN202886415U Universal fixture for LED (light-emitting diode) single-lamp test |
| 04/17/2013 | CN202886412U Functional tester with elastic connector |
| 04/17/2013 | CN202886404U Detachable constant-temperature test box |
| 04/17/2013 | CN202886107U Motor mutual-driving apparatus based on electric power sealing technology |
| 04/17/2013 | CN202886092U Opening and closing test machine for notebook computers |
| 04/17/2013 | CN202885714U Jig for confirming positions and polarities of LEDs (Light Emitting Diodes) |
| 04/17/2013 | CN202884507U Electric torch capable of displaying electric quantity |
| 04/17/2013 | CN202874185U Glasses box with lens anti-radiation detecting function |
| 04/17/2013 | CN103053136A Home appliance diagnosis system and diagnosis method for same |
| 04/17/2013 | CN103053135A Apparatus for diagnosing home appliances |
| 04/17/2013 | CN103052993A Solution for full speed, parallel dut testing |
| 04/17/2013 | CN103052946A Memory access control device and manufacturing method |
| 04/17/2013 | CN103052889A Systems and methods for high-sensitivity detection of input bias current |
| 04/17/2013 | CN103052525A Connection device comprising control unit, battery case comprising such connection device and method of controlling such battery case |
| 04/17/2013 | CN103051246A DC connection box of solar power generation equipment and solar power generation equipment |
| 04/17/2013 | CN103050990A Distributed power generation system for carrying out island detection by adopting wavelet transformation |
| 04/17/2013 | CN103050969A Feeder line tree-based method for estimating state of power distribution network |
| 04/17/2013 | CN103050956A Composite monitoring voltage limiting device |
| 04/17/2013 | CN103050943A Generator injection-type stator ground protection method applicable to single-point and dual-point grounding systems |
| 04/17/2013 | CN103050942A Current transformer (CT) saturation detection method based on Hilbert-Huang transformation (HHT) |
| 04/17/2013 | CN103050905A AC (Alternating Current) voltage withstanding insulation accessory of switch cabinet |
| 04/17/2013 | CN103050859A Automatic production process and automatic production device of audio signal plug |
| 04/17/2013 | CN103049714A Electronic device and fool-proof method |
| 04/17/2013 | CN103049361A FPGA (Field Programmable Gata Array) with embedded logical analysis function and logical analysis system |
| 04/17/2013 | CN103048635A Anti-interference performance evaluation method for high voltage cable partial discharge on-line monitoring device |
| 04/17/2013 | CN103048630A Analysis model for mixing condition of doubling direct-current power supplies and judging method |
| 04/17/2013 | CN103048629A Method and device for metering lithium battery electric quantity |
| 04/17/2013 | CN103048628A Device and method for obtaining full charge endurance of electromobile |
| 04/17/2013 | CN103048627A Storage battery matching instrument and matching method thereof |
| 04/17/2013 | CN103048626A Method for accurately estimating SOC (State of Charge) |
| 04/17/2013 | CN103048625A System, method, and program for predicting state of battery |
| 04/17/2013 | CN103048624A Battery state measuring method and apparatus |
| 04/17/2013 | CN103048623A Method for quickly detecting self discharge rate of lithium iron phosphate lithium-ion battery |
| 04/17/2013 | CN103048622A Handhold electronic device testing method |
| 04/17/2013 | CN103048621A Water-cooled motor test platform and use method |
| 04/17/2013 | CN103048620A Method for measuring parameters of direct-current brushless motor |
| 04/17/2013 | CN103048619A On-line extracting device and extracting method for fault characteristics of wind generating set |
| 04/17/2013 | CN103048618A Test method of counter supporting unit motor |
| 04/17/2013 | CN103048617A Simulated vacuum arc-extinguishing chamber device |
| 04/17/2013 | CN103048616A Live calibration device for SF6 (sulfur hexafluoride) density relay |
| 04/17/2013 | CN103048615A Test system and test method of electric automobile high-voltage electric system |
| 04/17/2013 | CN103048614A Portable type gas relay scene calibrator |
| 04/17/2013 | CN103048613A Systems and methods for monitoring electrical contacts |
| 04/17/2013 | CN103048612A Gas barrier device |
| 04/17/2013 | CN103048611A Universal COB module testing mode |
| 04/17/2013 | CN103048610A Entrance waiting time-free automatic test system for printed circuit board (PCB) |
| 04/17/2013 | CN103048609A PCB (Printed Circuit Board) test jig with air blowing function |
| 04/17/2013 | CN103048608A PCB (Printed Circuit Board) performance detection fixture |
| 04/17/2013 | CN103048607A Given threshold-based numerical control finished product circuit board performance degradation evaluation method |
| 04/17/2013 | CN103048606A Thermal resistance test device and method of semiconductor power device |
| 04/17/2013 | CN103048605A Detecting and screening method for LED (Light Emitting Diode) aging |
| 04/17/2013 | CN103048604A Thyristor reliability test circuit for motorcycle |
| 04/17/2013 | CN103048603A Circuit system and testing method for testing service life of light emitting diodes in batches |
| 04/17/2013 | CN103048602A Turn-on characteristic testing apparatus of large power semiconductor device |
| 04/17/2013 | CN103048601A Testing method and device for non-periodically triggering parallel capacitors by thyristor |
| 04/17/2013 | CN103048600A Reverse breakdown voltage test system for semiconductor apparatus |
| 04/17/2013 | CN103048599A Characteristic test device for photovoltaic cell |
| 04/17/2013 | CN103048598A Method and device for evaluating lightning protection performance of back striking of poles and towers of transmission line |
| 04/17/2013 | CN103048597A Method for monitoring surface discharge of organic resin insulating medium in sulfur hexafluoride (SF6) electric equipment by taking CS2 (carbon disulfide) as characteristic gas |
| 04/17/2013 | CN103048596A End-to-end direct-current voltage withstand testing device and method of MMC (modular multilevel converter) valve |
| 04/17/2013 | CN103048595A Testing method and device of thyristor switching stress |
| 04/17/2013 | CN103048594A Testing method and device for non-periodically triggering parallel lightning arresters by thyristor |
| 04/17/2013 | CN103048593A Identification method of insulation defect type of gas-insulated switchgear |
| 04/17/2013 | CN103048592A Method and system for off-line locating power cable fault |
| 04/17/2013 | CN103048591A Power grid environment monitoring circuit |
| 04/17/2013 | CN103048590A Method for positioning fault of power distribution network lines |
| 04/17/2013 | CN103048589A Device time mark fault-tolerance processing method in grid fault diagnosis |
| 04/17/2013 | CN103048588A Method and system for on-line locating power cable fault |
| 04/17/2013 | CN103048587A Method, device and system for positioning faults of power distribution network with distributed power supply |
| 04/17/2013 | CN103048586A Verification method for wiring correction of voltage transformer |
| 04/17/2013 | CN103048585A Infrared photoelectricity geminate transistor open-circuit fault on-line detection method |
| 04/17/2013 | CN103048584A Wire-break detecting circuit for incremental encoder |
| 04/17/2013 | CN103048583A Detection device and method of LED (Light Emitting Diode) nixie tube |