| 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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| 07/18/2012 | CN102593886A Semiconductor circuit, battery cell monitoring system, computer readable medium storing diagnostic program and diagnostic method |
| 07/18/2012 | CN102593786A Multi-channel monitoring and controlling circuit for DC remote power supply systems |
| 07/18/2012 | CN102593737A Method for checking and testing relay protection vectors before commissioning of capacitance-compensated transformer substation |
| 07/18/2012 | CN102593536A Embedded battery management system and method |
| 07/18/2012 | CN102593488A Unattended fuel cell testing system |
| 07/18/2012 | CN102593117A Design method of chip pads |
| 07/18/2012 | CN102592806A Amorphous alloy dry-type transformer coil insulating structure and method of removing local discharge signal noise |
| 07/18/2012 | CN102591831A Serial interface card with loop test function |
| 07/18/2012 | CN102591330A Fault detection system and method for electronic system of engineering vehicle |
| 07/18/2012 | CN102591292A Synchronous test control center based on wireless communication |
| 07/18/2012 | CN102590779A Connection detection device of dielectric strength tester and connection detection method thereof |
| 07/18/2012 | CN102590763A LED (light emitting diode) service life test system and test method thereof |
| 07/18/2012 | CN102590762A Information entropy principle-based method for fault diagnosis of switch power supply |
| 07/18/2012 | CN102590761A Controller area network (CAN)-based fuel cell standby power system online diagnosis instrument |
| 07/18/2012 | CN102590760A Storage battery state detection device and detection method thereof |
| 07/18/2012 | CN102590759A Automobile electrical quantity state displayer |
| 07/18/2012 | CN102590758A High-voltage battery pack test system |
| 07/18/2012 | CN102590757A Method and device for diagnosing battery level |
| 07/18/2012 | CN102590756A Method and device for battery capacity detection |
| 07/18/2012 | CN102590755A Method and device for acquiring lithium ion battery capacity |
| 07/18/2012 | CN102590754A Battery capacity detection device of lithium ion rechargeable battery |
| 07/18/2012 | CN102590753A Equipment and method for detecting voltage and resistance of battery |
| 07/18/2012 | CN102590752A Testing method for voltage increasing rate and decreasing rate of battery pack |
| 07/18/2012 | CN102590751A Assessment method and device for consistency of power battery pack |
| 07/18/2012 | CN102590750A Cell capacity caculating method and cell capacity caculating device |
| 07/18/2012 | CN102590749A Design method for cell charge state prediction kernel |
| 07/18/2012 | CN102590748A Method and device for detecting balance circuit of power battery |
| 07/18/2012 | CN102590747A Test system of temperature rise of motor winding and test method of the test system |
| 07/18/2012 | CN102590746A System and method for detecting and displaying status and fault of automobile charging system |
| 07/18/2012 | CN102590745A Cycle testing device and testing method for motor positive and negative rotation power module |
| 07/18/2012 | CN102590744A Test method, test platform and test system for wind-photovoltaic-storage hybrid grid-connected power generation |
| 07/18/2012 | CN102590743A Dynamic analog simulation system of direct-current power supply |
| 07/18/2012 | CN102590742A Loop resistance measuring pliers for trolley type switch |
| 07/18/2012 | CN102590741A Alternating current contactor automation test equipment |
| 07/18/2012 | CN102590740A Opening range and over travel automatic testing apparatus of alternating current contactor and automatic testing method thereof |
| 07/18/2012 | CN102590739A On-line detecting device and detecting method for switch-on and switch-off period of power switch cabinet circuit breaker |
| 07/18/2012 | CN102590738A Experimental station used for detecting silicon controlled group valve |
| 07/18/2012 | CN102590737A Multifunctional protection and indication single-phase solid-state controller |
| 07/18/2012 | CN102590736A Rapid test system and rapid test method for stacked chips |
| 07/18/2012 | CN102590735A Circuit and method for testing reliability of integrated circuit |
| 07/18/2012 | CN102590734A Decoder testing device |
| 07/18/2012 | CN102590733A Circuitry built-in test device based on boundary scanning mechanism |
| 07/18/2012 | CN102590732A Multi-channel circuit asymmetry calibration method |
| 07/18/2012 | CN102590731A Method for realizing silicon read-out circuit test in infrared focal plane array |
| 07/18/2012 | CN102590730A Modularized open PCBA (Printed Circuit Board Assembly) functional circuit test platform, system and method |
| 07/18/2012 | CN102590729A Element substrate, inspecting method, and manufacturing method of semiconductor device |
| 07/18/2012 | CN102590728A Voltage-regulator diode performance tester |
| 07/18/2012 | CN102590727A Electromagnetic diode polarity discrimination apparatus |
| 07/18/2012 | CN102590726A Analysis method for evaluating service life and reliability of power VMOS (Vertical Metal Oxide Semiconductor) tube |
| 07/18/2012 | CN102590725A Method for detecting and judging occurrence of polarization phenomenon of solar cell |
| 07/18/2012 | CN102590724A Method for accurately measuring interface thermal resistance of semiconductor thin film |
| 07/18/2012 | CN102590723A Service life test online monitoring system for kilowatt large-power laser diode array |
| 07/18/2012 | CN102590722A Optimal configuration method for preventing icing flashover of transmission line composite insulator |
| 07/18/2012 | CN102590721A Preventive test method for insulated shielding tool in live working |
| 07/18/2012 | CN102590720A High-voltage electrical insulated monitoring device with current limiting protection function |
| 07/18/2012 | CN102590719A Surface mounted device (SMD) sensor device for detecting local discharge of power cable terminal head |
| 07/18/2012 | CN102590718A System for GIS (Global Information System) partial discharge measurement and VFTO (Very Fast Transient Overvoltage) measurement |
| 07/18/2012 | CN102590717A Withstand voltage testing method for geographic information system (GIS) |
| 07/18/2012 | CN102590716A Power cable partial discharge signal denoising method based on wavelet analysis |
| 07/18/2012 | CN102590715A Method and system for detecting large-current impulse stability of lead-acid battery post terminal |
| 07/18/2012 | CN102590714A Electric wire fault detector |
| 07/18/2012 | CN102590713A Detection method of islanding effects with reactive current disturbance based on amplitude changes and device thereof |
| 07/18/2012 | CN102590712A Fast acting fuse-based detection and positioning device and method thereof |
| 07/18/2012 | CN102590711A Method and device for determining power failure range |
| 07/18/2012 | CN102590710A Acousto-optic indicator for detecting cable breakage |
| 07/18/2012 | CN102590709A Low-voltage line electric leakage detecting device |
| 07/18/2012 | CN102590708A Method for identifying lightning stroke fault and non-lightning stroke fault of transmission line |
| 07/18/2012 | CN102590707A Cable monitoring system based on GPRS (general packet radio service) |
| 07/18/2012 | CN102590706A Simple cable failure orientator |
| 07/18/2012 | CN102590705A Cable-obstacle tester |
| 07/18/2012 | CN102590704A After-test simulation method for internal and external failure recognition of double-circuit transmission line region based on Bergeron model |
| 07/18/2012 | CN102590703A Single-phase grounding failure route selection method of resonance grounding system based on zero-sequence transient charge |
| 07/18/2012 | CN102590702A Method and system for judging ground faults of medium and high voltage overhead transmission lines |
| 07/18/2012 | CN102590701A Coordinate calibration method for power transmission line towers |
| 07/18/2012 | CN102590700A Method and device for quickly locating faults of overhead line on basis of time synchronization |
| 07/18/2012 | CN102590699A Method for positioning inter-turn insulation defect of dry hollow reactor |
| 07/18/2012 | CN102590698A Small current grounding line selection device and control method of voltage disturbance locked line selection |
| 07/18/2012 | CN102590697A Cable on-line monitoring device for wireless transmission |
| 07/18/2012 | CN102590696A Current transformer capable of preventing electricity from being stolen |
| 07/18/2012 | CN102590695A Device for detecting and locating failure of power line |
| 07/18/2012 | CN102590694A Simulation-after-test identification method for internal and external faults of same-pole double-circuit power transmission line based on lumped parameter T model |
| 07/18/2012 | CN102590693A Simulation after test approach for alternating current (AC) transmission line fault phase selection based on lumped parameter T model |
| 07/18/2012 | CN102590692A Wire breakage detecting device of displacement sensor |
| 07/18/2012 | CN102590691A Method for detecting internal and external faults of ultra high voltage direct current transmission lines based on pole wave mathematical morphology spectrum |
| 07/18/2012 | CN102590690A Method for identifying DC transmission line area inside/outside failure in simulation after test |
| 07/18/2012 | CN102590689A Device for detecting in-place of small form-factor pluggable (SFP) optical modules |
| 07/18/2012 | CN102590688A Method for estimating operation condition of sulfur hexafluoride transformers |
| 07/18/2012 | CN102590687A Automatic DC (direct current) parameter testing system for metallic oxide resistor plate |
| 07/18/2012 | CN102590686A Method for determining radio interference of bipolar direct current transmission line |
| 07/18/2012 | CN102590685A Current matching state estimating method of power distribution network |
| 07/18/2012 | CN102590684A Full-automatic insulated comprehensive testing device |
| 07/18/2012 | CN102590683A Online diagnosing and early warning method for current-carrying faults of power equipment |
| 07/18/2012 | CN102590682A Detection apparatus of automobile engine antitheft lock core ignition coil |
| 07/18/2012 | CN102590681A Method for screening coaxial resonator products in engineering application |
| 07/18/2012 | CN102590680A Intelligent power supply capable of simulating characteristics of true battery |
| 07/18/2012 | CN102590679A Temperature change testing device |
| 07/18/2012 | CN102590678A Electromagnetic disturbance measurement system for secondary system of alternating current power transmission line series compensation device platform |
| 07/18/2012 | CN102590677A Analyzing and processing method for test data of manual pollution flashover of insulator |
| 07/18/2012 | CN102590676A Device and method for detecting fault of direct current looped network of direct current power supply system |
| 07/18/2012 | CN102590675A Multi-node synchronous simulation testing method |