| 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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| 12/25/2013 | CN103475076A Portable electronic device wireless charging system and load detection method |
| 12/25/2013 | CN103475042A Energy storage device management system in micro-grid system |
| 12/25/2013 | CN103474969A Ground fault detecting protective circuit of photovoltaic module |
| 12/25/2013 | CN103474958A Ship emergency switching-off circuit |
| 12/25/2013 | CN103474911A Electric transmission line patrol device and method for line patrol with same |
| 12/25/2013 | CN103474297A Simulated fuse protector |
| 12/25/2013 | CN103474262A Insulation operation rod for power detection and maintenance |
| 12/25/2013 | CN103472408A LED light bar aging device |
| 12/25/2013 | CN103472407A Dual-power state detection circuit, power supply system and dual-power state detection method |
| 12/25/2013 | CN103472406A Wind turbine generator unit pitch system standby power supply online automatic detection method and device |
| 12/25/2013 | CN103472405A Power supply test circuit |
| 12/25/2013 | CN103472404A Grounding detection circuit |
| 12/25/2013 | CN103472403A Composite estimating method of power battery SOC based on PNGV equivalent circuit model |
| 12/25/2013 | CN103472402A Storage battery on-line discharging device |
| 12/25/2013 | CN103472401A Detection method for specific capacity of lithium ion battery negative electrode active material after circulation |
| 12/25/2013 | CN103472400A Acquiring method and system for battery life of mobile terminal |
| 12/25/2013 | CN103472399A Working condition collection system of power lithium battery packs |
| 12/25/2013 | CN103472398A Power battery SOC (state of charge) estimation method based on expansion Kalman particle filter algorithm |
| 12/25/2013 | CN103472397A Key parameter robust identification method in lead acid battery model empirical formula |
| 12/25/2013 | CN103472396A Method for monitoring quantity of electricity of mobile terminal |
| 12/25/2013 | CN103472395A Open traveling wave ultrasonic motor load characteristic testing device with controllable pre-pressure |
| 12/25/2013 | CN103472394A Testing method for mechanical characteristics of alternating-current permanent magnet motors |
| 12/25/2013 | CN103472393A Wind turbine power generation set high voltage ride through test system |
| 12/25/2013 | CN103472392A Service life prediction method for electric actuating mechanism |
| 12/25/2013 | CN103472391A Power simulation method of permanent magnet synchronous motor |
| 12/25/2013 | CN103472390A Motor twin-dragging platform for motor test and compound power supply system thereof |
| 12/25/2013 | CN103472389A Testing device for electric leakage reclosure breaker |
| 12/25/2013 | CN103472388A Testing system of optical fiber network |
| 12/25/2013 | CN103472387A General on-line test system and test method suitable for antifuse type FPGA |
| 12/25/2013 | CN103472386A Chip testing device and method based on FPGA |
| 12/25/2013 | CN103472385A Universal-type circuit fault simulation system with fault injection function |
| 12/25/2013 | CN103472384A Location method and location device |
| 12/25/2013 | CN103472383A PCBA (printed circuit board assembly) test bench and application method thereof |
| 12/25/2013 | CN103472382A Circuit board aging system |
| 12/25/2013 | CN103472381A Power switch tube fault characteristic parameter extracting method |
| 12/25/2013 | CN103472380A Burn-in device of ceramic surface mount type encapsulating semiconductor power element |
| 12/25/2013 | CN103472379A AC-OWTS partial discharge testing device |
| 12/25/2013 | CN103472378A Partial discharge detecting system for all-fiber power transformer and detecting method thereof |
| 12/25/2013 | CN103472377A Partial discharging point locating device for GIS type test based on vibration detection |
| 12/25/2013 | CN103472376A Transformer partial discharge ultrahigh frequency locating analyzer and locating analyzing method thereof |
| 12/25/2013 | CN103472375A Insulated comprehensive on-line monitoring system of power equipment for transformer station |
| 12/25/2013 | CN103472374A Online GIS (gas insulated switchgear) partial discharge monitoring device |
| 12/25/2013 | CN103472373A Method for evaluating external insulation equivalence of natural pollution insulator and artificial pollution insulator |
| 12/25/2013 | CN103472372A Novel device for detecting turn-to-turn insulation of dry-type hollow electric reactor |
| 12/25/2013 | CN103472371A Accelerated aging method for water tree of crosslinked polyethylene intermediate voltage cable |
| 12/25/2013 | CN103472370A Partial discharge monitoring data processing method |
| 12/25/2013 | CN103472369A Prequalification test system and evaluating method for evaluating long-term electric property of direct-current extruded dielectric submarine cable system |
| 12/25/2013 | CN103472368A Phasing apparatus for partial discharge test of cable outlet transformer and application method thereof |
| 12/25/2013 | CN103472367A Power capacitor overvoltage periodic test control system |
| 12/25/2013 | CN103472366A Power capacitor overvoltage periodic test method |
| 12/25/2013 | CN103472365A 1000kV multifunctional gas insulation testing equipment |
| 12/25/2013 | CN103472364A Power capacitor overvoltage periodic test facility |
| 12/25/2013 | CN103472363A Crosslinked polyethylene cable residual life assessment method |
| 12/25/2013 | CN103472362A Method for extracting embedded fault features in WAMS information of electric power system |
| 12/25/2013 | CN103472361A Power transmission line fault positioning system based on space signal detection and high-precision time service |
| 12/25/2013 | CN103472360A Power grid relay protection hidden failure remote monitoring and positioning device |
| 12/25/2013 | CN103472359A Distribution system fault indicator |
| 12/25/2013 | CN103472358A Electrified detection device of low-voltage equipment |
| 12/25/2013 | CN103472357A Polarity detecting device of current transformer |
| 12/25/2013 | CN103472356A Cable type fault detector |
| 12/25/2013 | CN103472355A Distribution line short-circuit fault positioning system and method |
| 12/25/2013 | CN103472354A Switching-closing judging circuit of electric leakage reclosure breaker |
| 12/25/2013 | CN103472353A Method for seeking direct-current cross |
| 12/25/2013 | CN103472352A Ground lead detection method |
| 12/25/2013 | CN103472351A Method and device for monitoring distribution network circuit abnormalities |
| 12/25/2013 | CN103472350A Transformer diagnosis system and diagnosis method |
| 12/25/2013 | CN103472349A Method for intelligent online analysis of running state of communication cable |
| 12/25/2013 | CN103472348A Instantaneous-power-based single phase ground fault line selection method of resonant grounded system |
| 12/25/2013 | CN103472347A Auxiliary testing circuit, chip with auxiliary testing circuit and circuit board with auxiliary testing circuit |
| 12/25/2013 | CN103472346A Test device |
| 12/25/2013 | CN103472345A Aging detection circuit of grounding wire of electric equipment |
| 12/25/2013 | CN103472344A Railway vehicle servicing work comprehensive intelligent detecting system and detecting method |
| 12/25/2013 | CN103472343A High voltage equipment state predicting method |
| 12/25/2013 | CN103472342A Lightning monitoring and early warning method and system |
| 12/25/2013 | CN103472341A Device for detecting flexible circuit board and functional piece in capacitance screen |
| 12/25/2013 | CN103472340A Crystal resonator storage life forecasting method based on least squares support vector machine |
| 12/25/2013 | CN103472339A Full vehicle electricity deficiency automatic monitoring method used in manufacturing process |
| 12/25/2013 | CN103472338A Magnetron test system and method |
| 12/25/2013 | CN103472337A Stationary type power quality on-line monitoring system based on optical fiber local area network |
| 12/25/2013 | CN103472336A Test fixture |
| 12/25/2013 | CN103472335A Power supply analytical instrument for aviation industry |
| 12/25/2013 | CN103472334A Rotation type multi-station combination property auxiliary testing device of solenoid valve coil |
| 12/25/2013 | CN103472333A Wind power integration electric energy quality overall performance detection method |
| 12/25/2013 | CN103472332A Detection device and method for all-insulated and fully-enclosed ring main unit |
| 12/25/2013 | CN103472331A Photovoltaic power generation fault diagnosis system based on photovoltaic physical model |
| 12/25/2013 | CN103472330A Measuring device of frequency stability of superconducting frequency stabilization oscillator |
| 12/25/2013 | CN103472329A Voltage exceptional response testing system of photovoltaic grid-connected inverter |
| 12/25/2013 | CN103472328A Power distribution fault monitoring system |
| 12/25/2013 | CN103472327A Anti-strong-magnetism and all-weather online monitoring device and method of dry type reactor |
| 12/25/2013 | CN103472326A Method for evaluating probability of forest fire induced transmission line fault |
| 12/25/2013 | CN103472325A Detection platform for independent wave energy and tidal current energy power generation system |
| 12/25/2013 | CN103472324A Zinc oxide lightning arrester live-line testing apparatus |
| 12/25/2013 | CN103472323A Rapid heat-exchange device through crack flow of fluid medium |
| 12/25/2013 | CN103472322A Electrical test cabinet |
| 12/25/2013 | CN103472321A Testing device |
| 12/25/2013 | CN103472320A Inflatable adjustment testing apparatus |
| 12/25/2013 | CN103472310A Method and device for insulation monitoring comprising a signal quality display |
| 12/25/2013 | CN103472292A Electrical equipment load terminal voltage monitoring and collecting technology |
| 12/25/2013 | CN103472273A Etalon of electronic voltage mutual inductor and verifying structures of electronic voltage mutual inductor |
| 12/25/2013 | CN103471988A Card performance detection system |