| 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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| 08/28/2013 | CN203164323U Identification test system for parameter of photovoltaic inverter |
| 08/28/2013 | CN203164322U Electric energy quality online detection device for dispersed users |
| 08/28/2013 | CN203164321U Constant-voltage detection disc for electronic watch movement |
| 08/28/2013 | CN203164320U Static-electricity attenuation time tester with over-current protective apparatus |
| 08/28/2013 | CN203164319U Electronic component sliding test machine |
| 08/28/2013 | CN203164318U Power transformer assessment system |
| 08/28/2013 | CN203164317U Air conditioning energy efficiency online monitoring device in unattended environment |
| 08/28/2013 | CN203164316U Rock and ore specimen electrical measuring device |
| 08/28/2013 | CN203164315U Vehicle-mounted electrical debugging device |
| 08/28/2013 | CN203164296U Tester for resistance of geophone string |
| 08/28/2013 | CN203164290U Measurement and fault point positioning device of cell system insulation resistor |
| 08/28/2013 | CN203164278U Transformer substation switch chamber high-voltage equipment grounding step voltage detecting device |
| 08/28/2013 | CN203164264U Photovoltaic conflux monitoring unit |
| 08/28/2013 | CN203164259U Shell voltage and resistance testing mechanism |
| 08/28/2013 | CN203164258U High-voltage direct current wide frequency domain corona current measuring system |
| 08/28/2013 | CN203164238U Shorten disengagement deionized water terminal for cable partial discharge test |
| 08/28/2013 | CN203164237U Electronic load module of power supply aging test and power supply aging test system |
| 08/28/2013 | CN203164231U Online probe automatic crimping device |
| 08/28/2013 | CN203164218U Power module high-voltage insulation test fixture |
| 08/28/2013 | CN203164213U Electric automobile motor test stand protective device |
| 08/28/2013 | CN203164209U Connecting device testing performance of mobile terminal radio frequency chip and testing system |
| 08/28/2013 | CN203164003U A practical calibrating table used for testing the performance of a mini Weiji lock |
| 08/28/2013 | CN203155578U Cylindrical battery electricity tester |
| 08/28/2013 | CN203155577U Lithium battery sorting tray |
| 08/28/2013 | CN103270642A Battery system for measuring battery module voltages |
| 08/28/2013 | CN103270426A Process for manufacture of thin film solar cell, and thin film solar cell |
| 08/28/2013 | CN103270425A Power supply appliance and power supply system with an appliance such as this |
| 08/28/2013 | CN103270424A Test of a testing device for determining a voltage state of a high-voltage vehicle electrical system |
| 08/28/2013 | CN103269097A High-capacity battery electric quantity control circuit |
| 08/28/2013 | CN103269061A Anti-aging protective device of lightning arrester and with impedance alterable |
| 08/28/2013 | CN103269057A Ground fault protection device |
| 08/28/2013 | CN103268027A Testing device and testing method of TFT (Thin Film Transistor) base plate |
| 08/28/2013 | CN103267954A Feed and detection method of LED luminous energy and illuminating system |
| 08/28/2013 | CN103267953A Estimation method of SOC (State of Charge) of lithium iron phosphate power battery |
| 08/28/2013 | CN103267952A Method for measuring charging efficiency of power batteries |
| 08/28/2013 | CN103267951A On-line monitoring system for storage battery in transformer substation |
| 08/28/2013 | CN103267950A SOH (State Of Health) value evaluation method of electric car battery pack |
| 08/28/2013 | CN103267949A Motor type test testing system |
| 08/28/2013 | CN103267948A Method for testing alternating-current impedance of stator coil bar |
| 08/28/2013 | CN103267947A Method for extracting features in alternating current motor fault diagnosis and fault prediction |
| 08/28/2013 | CN103267946A Starter performance testing system |
| 08/28/2013 | CN103267945A Variable-frequency power source for multifunctional variable frequency motor test and waveform generation method |
| 08/28/2013 | CN103267944A Safe relay module tester |
| 08/28/2013 | CN103267943A Integrated circuit testing device and integrated circuit testing method |
| 08/28/2013 | CN103267942A Fault detection method of analog circuit |
| 08/28/2013 | CN103267941A Method for testing fault modes of integrated switching current circuit |
| 08/28/2013 | CN103267940A Multi-module parallel test system and multi-module parallel test method |
| 08/28/2013 | CN103267939A Method for detecting quality of electrode of photovoltaic mercury cadmium telluride infrared detector |
| 08/28/2013 | CN103267938A CIS wafer integration testing machine |
| 08/28/2013 | CN103267937A Method for detecting electrical aging of silicone rubber composite insulator |
| 08/28/2013 | CN103267936A Intelligent GIS equipment operational condition monitoring system |
| 08/28/2013 | CN103267935A Transformer core pressure resistant test fixture |
| 08/28/2013 | CN103267934A Portable direct current test discharging rod |
| 08/28/2013 | CN103267933A Method for measuring partial discharge in transformer induced voltage testing device |
| 08/28/2013 | CN103267932A GIS partial discharging detection system and method |
| 08/28/2013 | CN103267931A Method for positioning intersecting interconnection cable intermediate head partial discharge |
| 08/28/2013 | CN103267930A Method for checking small current neutral grounding |
| 08/28/2013 | CN103267929A Method for achieving circuit phase-to-phase fault single-ended distance measurement by means of voltage drop imaginary part characteristics |
| 08/28/2013 | CN103267928A Low-current system single-phase earth fault line selection control circuit |
| 08/28/2013 | CN103267927A Small current grounding system fault line selection method using power frequency component wavelet coefficients to carry out linear fitting detection |
| 08/28/2013 | CN103267926A Data-gram (DG)-containing power distribution network fault distance measurement for fault feature matching based on differential evolution algorithm |
| 08/28/2013 | CN103267925A Generator excitation circuit one-point grounding fault point searching method without power cut |
| 08/28/2013 | CN103267924A Quick intelligent aligner |
| 08/28/2013 | CN103267923A Safety grounding all-purpose online detector |
| 08/28/2013 | CN103267922A Intelligent cable short circuit grounding and temperature fault indicator |
| 08/28/2013 | CN103267921A Method for verifying anti-short-circuit capacity of transformer |
| 08/28/2013 | CN103267920A Opening current detecting device |
| 08/28/2013 | CN103267919A Automatic startup and shutdown device |
| 08/28/2013 | CN103267918A In-place installed remote debugging system and in-place installed remote debugging method for relay protective device |
| 08/28/2013 | CN103267917A Method and device for full-load test of high-capacity reactive compensation device without direct utilization of power grid |
| 08/28/2013 | CN103267916A Wire corona interception characteristic measuring system for high-altitude wind sand environment |
| 08/28/2013 | CN103267915A H-bridge structure anti-islanding detection test loading device |
| 08/28/2013 | CN103267914A Method for loss reduction effect reality testing of transformer reactive compensation |
| 08/28/2013 | CN103267913A Induction type static electricity testing device |
| 08/28/2013 | CN103267912A Risk assessment system and risk assessment method for direct-current transmission wall bushing |
| 08/28/2013 | CN103267911A Non-contact test system and method of RFID label antenna |
| 08/28/2013 | CN103267910A Device and method for utilizing plasma generated by electric propeller to induce charge-discharge effect |
| 08/28/2013 | CN103267909A Electron multiplier test system generating incident electron source with photoelectric method |
| 08/28/2013 | CN103267908A Testing technology of double-typesetting printed circuit boards |
| 08/28/2013 | CN103267907A Method for identifying modal parameters of transformer coil |
| 08/28/2013 | CN103267906A Comprehensive automatic transformer substation snow slide testing device based on time synchronization system |
| 08/28/2013 | CN103267877A Test rack for lamp detection |
| 08/28/2013 | CN102508156B Locked-rotor detection equipment for motor |
| 08/28/2013 | CN102435925B Device and method for measuring electrical strength of material under stress condition |
| 08/28/2013 | CN102419416B Testing equipment for rearview mirror adjusting switch circuit board |
| 08/28/2013 | CN102331559B In-situ test system for electric motors |
| 08/28/2013 | CN102331532B Equivalent test method for direct current thawing device |
| 08/28/2013 | CN102288923B Current transformer module testing device and method |
| 08/28/2013 | CN102279359B Analog circuit fault test node selection method based on fault coding |
| 08/28/2013 | CN102262218B Method for detecting open phases of three-phase power source for compressor |
| 08/28/2013 | CN102253314B Superheat region searching method for fault location of electric distribution network |
| 08/28/2013 | CN102221650B Testing module for adapter element |
| 08/28/2013 | CN102193009B Vertical probe card |
| 08/28/2013 | CN102072828B Online test method for mechanical characteristic of SF6 interrupter |
| 08/28/2013 | CN102064517B Set top box and antenna short circuit protection module thereof |
| 08/28/2013 | CN101995534B Electric leakage detecting device and method |
| 08/28/2013 | CN101957606B High-temperature test monitoring system and method |
| 08/28/2013 | CN101893666B Method of inspecting power converter and inspecting device |
| 08/28/2013 | CN101876688B Detection device for an input device |
| 08/28/2013 | CN101806869B General-purpose automatic test system for locomotive switching power supply and method thereof |