| 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 | CN103293464A Glucometer detection device |
| 09/11/2013 | CN103293463A Oscillation circuit, integrated circuit, and abnormality detection method |
| 09/11/2013 | CN103293462A Novel semi-automatic lithium battery protection panel function analyzer |
| 09/11/2013 | CN103293461A Determination method for optimal test temperature of light-emitting diode (LED) accelerated aging tests |
| 09/11/2013 | CN103293460A ZigBee technology based outdoor solar cell monitoring system |
| 09/11/2013 | CN103293459A Test apparatus |
| 09/11/2013 | CN103293458A Apparatus for testing elements |
| 09/11/2013 | CN103293457A Testing board for burn-in tester |
| 09/11/2013 | CN103293456A Burn-in tester |
| 09/11/2013 | CN103293455A Bird defecation simulating device |
| 09/11/2013 | CN103293454A Method and device for preparing thermal ageing specimen of enameled bunch lead wires with taped coverings |
| 09/11/2013 | CN103293453A Epoxy resin high-voltage bushing testing device and usage method thereof |
| 09/11/2013 | CN103293452A Withstand voltage testing apparatus for insulated ladders |
| 09/11/2013 | CN103293451A Method of estimating lightning protection of high-voltage transmission line pole/tower earthing device |
| 09/11/2013 | CN103293450A Modular wiring harness testing system and apparatus |
| 09/11/2013 | CN103293449A Method for removing single-terminal traveling wave fault location dead area of high-voltage power grid in coal mine |
| 09/11/2013 | CN103293448A Identification method of single-phase ground fault and virtual grounding based on semi-cycle energy ratio |
| 09/11/2013 | CN103293447A Common-tower double-transmission-line non-cross-line fault ranging method only utilizing single-end information |
| 09/11/2013 | CN103293446A Small-current grounding fault line selection method based on arc suppression coil |
| 09/11/2013 | CN103293445A Line inter-phase fault single-terminal location method implemented by aid of measured impedance amplitude characteristics of distributed parameters |
| 09/11/2013 | CN103293444A Transition resistance and load current influence resisting line single-phase earth fault single-terminal location method |
| 09/11/2013 | CN103293443A Overhead wire grounding fault locating method for power distribution network |
| 09/11/2013 | CN103293442A Line single-phase earth fault single-terminal location method implemented by aid of zero-sequence voltage distribution characteristics |
| 09/11/2013 | CN103293441A Line single-phase earth fault single-terminal location method implemented by aid of distributed parameters |
| 09/11/2013 | CN103293440A Line single-phase earth fault single-terminal ranging method implemented by aid of sequence components |
| 09/11/2013 | CN103293439A Single-terminal distance measurement method for line single-phase earth faults based on distributed parameter measurement impedance amplitude characteristics |
| 09/11/2013 | CN103293438A Time domain reflectometry system and method |
| 09/11/2013 | CN103293437A Method for extracting stator winding current features during turn-to-turn fault of synchronous generator rotor |
| 09/11/2013 | CN103293436A Manual cable tester |
| 09/11/2013 | CN103293435A Capacitor monitoring and fault diagnosis system and method thereof |
| 09/11/2013 | CN103293434A Automatic loopback test set for 2M cables |
| 09/11/2013 | CN103293433A Transition resistance and load current influence resisting line inter-phase fault single-terminal location method |
| 09/11/2013 | CN103293432A Single-phase high-impedance grounding fault recognition method of power transmission line |
| 09/11/2013 | CN103293431A Flat cable assembly detection device |
| 09/11/2013 | CN103293430A Method for detecting short-circuit fault occurring between iron cores of main transformer with stacked iron cores |
| 09/11/2013 | CN103293429A Method of assembling electric equipment, and inspection device and inspection method for inspecting fitted state of connectors |
| 09/11/2013 | CN103293428A Illegal connection detecting device for cable television system |
| 09/11/2013 | CN103293427A Electric leakage indicating circuit of electric appliances and electric unit with metal outer shell |
| 09/11/2013 | CN103293426A Apparatus for testing elements |
| 09/11/2013 | CN103293425A Rapid aging test method for metalized power capacitor |
| 09/11/2013 | CN103293424A Data center power usage efficiency (PUE) determination method |
| 09/11/2013 | CN103293423A Test device and test method for performance of photovoltaic module in high-temperature environment |
| 09/11/2013 | CN103293422A Trap distribution calculation method of silicon rubber composite insulators |
| 09/11/2013 | CN103293421A Power grid fault diagnostic model and diagnostic method thereof |
| 09/11/2013 | CN103293420A Multi-parameter digital signal processing hardware circuit and multi-parameter processing method |
| 09/11/2013 | CN103293419A Evaluation method of grounding device impact performance |
| 09/11/2013 | CN103293418A Coaxial test device and automatic test method for electromagnetic parameters of absorbing materials |
| 09/11/2013 | CN103293417A Detection method of transformer aging degree |
| 09/11/2013 | CN103293416A Plug cord test set |
| 09/11/2013 | CN103293415A Mini-inverter fault detecting method based on neural network expert system |
| 09/11/2013 | CN103293414A Intelligent substation protection device synchronization performance test system and method based on GPS (globe positioning system) accurate time synchronization technology |
| 09/11/2013 | CN103293413A Special high-voltage testing device for transformers |
| 09/11/2013 | CN103293412A Compatible component-based extended tester for power devices |
| 09/11/2013 | CN103293411A 220KV transformer testing auxiliary support |
| 09/11/2013 | CN103293410A Method and device for detecting server power consumption |
| 09/11/2013 | CN103293409A Lightning conductor direct current test method and test platform based on voltage compensation |
| 09/11/2013 | CN103293408A 电开关 Electric switch |
| 09/11/2013 | CN103293407A Portable testing device of electric automobile charging equipment |
| 09/11/2013 | CN103293406A Electric appliance product intelligent temperature rise testing system and control method thereof |
| 09/11/2013 | CN103293405A Method and system for evaluating crimping quality |
| 09/11/2013 | CN103293404A Methods and apparatus for determining abnormal conditions in vehicular electrical system |
| 09/11/2013 | CN103293403A Method for debugging signal transduction and antenna |
| 09/11/2013 | CN103293402A 测试装置 Testing device |
| 09/11/2013 | CN103293401A Transformer substation failure analysis device |
| 09/11/2013 | CN103293400A Lightning arrester direct current test system |
| 09/11/2013 | CN103293399A Method and system for fault analysis of electric equipment |
| 09/11/2013 | CN103293397A Method for generating aircraft initial lightening stroke attachment points |
| 09/11/2013 | CN103293389A High-temperature testing system for electromagnetic parameters of materials |
| 09/11/2013 | CN103293369A Monitoring device and method for employing the monitoring device to monitor line section |
| 09/11/2013 | CN103293355A Voltage measuring circuit |
| 09/11/2013 | CN103293353A Intelligent type multifunctional digital electric meter and application judging method thereof |
| 09/11/2013 | CN103293347A Connector for semiconductor device testing equipment and test board for burn-in tester |
| 09/11/2013 | CN103293346A Contact apparatus for burn-in tester and burn-in tester |
| 09/11/2013 | CN103293070A Wire jacket tearing detection device |
| 09/11/2013 | CN103293004A Electric automobile power system test platform and energy distribution test method thereof |
| 09/11/2013 | CN103292989A Breaker mechanical characteristic performance testing method and system |
| 09/11/2013 | CN103292897A Fast testing device for LED spherical lamp luminous flux |
| 09/11/2013 | CN103292646A Method for detecting on-off state of bridge wire of electronic password detonator |
| 09/11/2013 | CN102514768B Wire harness quality detection method |
| 09/11/2013 | CN102495367B Delivery test system and method for motor for pure electric vehicle |
| 09/11/2013 | CN102495357B Input vector monitoring concurrency built-in self-test circuit based on comparator and response analyzer |
| 09/11/2013 | CN102495336B Distributed single-phase earth fault ranging system and ranging method thereof |
| 09/11/2013 | CN102478620B Method for characterizing radio frequency isolation in radio frequency process |
| 09/11/2013 | CN102435885B Method, equipment and system for detecting actuating voltage of track switch machine |
| 09/11/2013 | CN102435861B Capacitor component detection system and method |
| 09/11/2013 | CN102426322B Fuse member ampere-second characteristic tester |
| 09/11/2013 | CN102369627B 二次电池系统 Secondary battery system |
| 09/11/2013 | CN102353893B Improved scan chain unit and online testing method based on improved scan chain unit and clock control logic |
| 09/11/2013 | CN102353874B Commutation failure detection method based on commutating current time area index |
| 09/11/2013 | CN102346223B Power evaluation system of frequency converter in energy two-way transmission rectification mode and test method of power evaluation system |
| 09/11/2013 | CN102345449B Fixing test pup joint for flow test of generator |
| 09/11/2013 | CN102341717B General purpose protocol engine |
| 09/11/2013 | CN102338844B Method for performing on-site partial discharge test on ultrahigh voltage converter transformer |
| 09/11/2013 | CN102338769B On-line measuring method of water content in membranes of proton exchange membrane fuel cells |
| 09/11/2013 | CN102323538B Design method of scanning unit based on partial scanning of improved test vector set |
| 09/11/2013 | CN102323504B Transformer protection tripping matrix inspection device |
| 09/11/2013 | CN102313862B De-embedding method for on-wafer four-port radio frequency device during radio frequency test |
| 09/11/2013 | CN102313828B Direct current converter electronic load used for hybrid vehicle |
| 09/11/2013 | CN102288827B Circuit and methods for detecting resistance value, temperature and state of motor winding in real time |
| 09/11/2013 | CN102243285B Fault detection apparatus based on temperature and current analyses, and method thereof |