Patents
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)
12/2012
12/12/2012CN202600076U Equipment for automatically supplying electronic device and detecting SH characteristic of electronic device
12/12/2012CN202600075U Leakage protector tester
12/12/2012CN202600074U Submerged arc furnace transformer load monitoring recording device
12/12/2012CN202600073U Safety failure monitoring device for electric equipment
12/12/2012CN202600072U High frequency channel exchange test system for high frequency protection apparatus
12/12/2012CN202600071U Portable diagnosis tester for vehicle host
12/12/2012CN202600070U Detector for overspeed and unintentional reversal protection function of escalator or side walk elevator
12/12/2012CN202600069U Energy-saving load testing system for high-voltage frequency converter
12/12/2012CN202600068U Intelligent water machine detecting device
12/12/2012CN202600067U Lug socket testing instrument
12/12/2012CN202600066U Novel charger aging test frame
12/12/2012CN202600065U Shielding effectiveness monitoring system
12/12/2012CN202600064U Long-distance real-time online detector for lightning arrester
12/12/2012CN202600063U Automatic aging detection system for display
12/12/2012CN202600062U High-voltage heavy-current composite thermal stability testing device for high voltage bushings
12/12/2012CN202600061U Device for testing refrigerator defrosting timer
12/12/2012CN202600060U Apparatus for screening electromagnetic gyro iron core
12/12/2012CN202600059U A charger testing combinational circuit
12/12/2012CN202600058U Ageing apparatus
12/12/2012CN202600057U Enablement integrated tester for high-capacity electrolytic capacitor
12/12/2012CN202600050U Tester for high tension transmission line
12/12/2012CN202600033U Infrared luminescent tube current detector
12/12/2012CN202600032U All-loop electroscope
12/12/2012CN202599991U Insulation rod testing device
12/12/2012CN202599985U Special joint for testing resistance of ABB switch circuit
12/12/2012CN202599980U Management card testing and verifying board based on PCI interfaces
12/12/2012CN202599979U Tool for detecting performance of capacitive touch screen
12/12/2012CN202599662U Simulation experiment system of permanent magnet direct-driven wind turbine generator set
12/12/2012CN202599584U Electric screwdriver torsion force and electric leakage testing device
12/12/2012CN202599575U Cable stress and current-carrying capacity measurement calculation system
12/12/2012CN202592387U Manipulator device for automatic detection line for mutual inductors
12/12/2012CN1854743B In-line electron beam test system
12/12/2012CN102823055A Monitoring system for an energy storage cell
12/12/2012CN102822690A Charge state estimation apparatus
12/12/2012CN102822689A Transient detector and fault classifier for a power distribution system
12/12/2012CN102822688A Fault wave arrival determination
12/12/2012CN102821511A LED driver circuit
12/12/2012CN102820478A Smart in-vehicle reactive recovery strategy
12/12/2012CN102820241A Method for testing reliability of time-dependent dielectric breakdown of oxide medium layer
12/12/2012CN102819992A Array test apparatus
12/12/2012CN102819920A Round-the-clock cable anti-theft alarm device
12/12/2012CN102819126A Testing device and testing method
12/12/2012CN102818998A Method for detecting analyzed lithium of lithium ion power battery
12/12/2012CN102818997A Battery limit calibration based on battery life and performance optimization
12/12/2012CN102818996A Battery structure and electric quantity measuring method thereof
12/12/2012CN102818995A Variable frequency and high speed sampling handheld photovoltaic cell tester and method for achieving same
12/12/2012CN102818994A Performance test system for automobile alternating current power generator
12/12/2012CN102818993A Endurance test bench of electric drive system for electrombile
12/12/2012CN102818992A 继电器检测装置 Relay detection device
12/12/2012CN102818991A Fault prompting method for electric locomotive main breaker incapable of closing
12/12/2012CN102818990A Method for evaluating quality of arc-fault circuit-interrupter
12/12/2012CN102818989A Testing device for fault current protection
12/12/2012CN102818988A Testing device system of circuit breaker for earth fault currents or residual currents
12/12/2012CN102818987A Multiple real-time reconfiguration adaptor used in test of field-programmable gate array device
12/12/2012CN102818986A Mixed signal circuit boundary scanning test system and test method
12/12/2012CN102818985A BIT (Built-In Test) circuit of multipath ground/open discrete magnitude input signal
12/12/2012CN102818984A Method for rapidly testing optical fibre gyro signal processing circuit
12/12/2012CN102818983A Method and apparatus for testing integrated circuits
12/12/2012CN102818982A Fool-proof method for grouping tests
12/12/2012CN102818981A Analog circuit measuring point selection method and device based on measuring point necessity degree
12/12/2012CN102818980A Method for testing quality of silicon substrate in solar battery
12/12/2012CN102818979A Method for measuring photoelectric properties of curved solar batteries
12/12/2012CN102818978A Satellite travelling-wave tube thermovacuum testing system
12/12/2012CN102818977A Industrial frequency resonance voltage resistance test container system for electric power equipment
12/12/2012CN102818976A Improved method for high-pressure resistance test process of endoscope
12/12/2012CN102818975A Method for forecasting insulation aging of cable
12/12/2012CN102818974A Method for evaluating aging degree of main insulation of transformer
12/12/2012CN102818973A Phase sequence voltage amplitude comparison-based failure phase selection method and device
12/12/2012CN102818972A Microgrid failure locating method
12/12/2012CN102818971A High-voltage electric power cable fault on-line positioning device
12/12/2012CN102818970A Method and device for detecting distributing line faults
12/12/2012CN102818969A Directional detection of resistive earth fault and medium-voltage conductor breakage
12/12/2012CN102818968A System and method for detecting transponder cable
12/12/2012CN102818967A Wiring group judging instrument for three-phase transformer
12/12/2012CN102818966A Testing cable misinsertion prevention method and system for virtual instrument
12/12/2012CN102818965A Portable turnout simulation test device
12/12/2012CN102818964A Monitoring device and method of device working conditions based on reverse carnot principle
12/12/2012CN102818963A BALUN-free multichannel symmetrical data cable testing method and system
12/12/2012CN102818962A Online monitoring system of all-fiber grating power transformer
12/12/2012CN102818961A Lightning energy-taking device for lightning arrester monitoring device
12/12/2012CN102818960A Device for detecting working state of current collector
12/12/2012CN102818959A Method for calculating minimum air clear distance of direct current valve hall based on improved clearance coefficient
12/12/2012CN102818958A On-line monitoring method and on-line monitoring device for transformer substation parallel connection compensating capacitor group
12/12/2012CN102818957A Phased-array antenna fault detection system and detection method
12/12/2012CN102818956A Lightning arrester online monitoring system with hot-spot detection
12/12/2012CN102818955A Testing device of solar-energy charging station system
12/12/2012CN102818954A Electromagnetic radiation emission real-time measurement system for high-speed train
12/12/2012CN102818953A Wind condition simulation system and realization method of wind condition simulation system on wind power generator test table
12/12/2012CN102818952A Method and device for automatically detecting and compensating zero position deviation of rotary transformer
12/12/2012CN102818951A Method, system and device for measuring performance index of wind power unit converter on line
12/12/2012CN102818950A Multi-waveform switching module for lightning stroke surge current testing system
12/12/2012CN102818949A Full-load testing device for magnetically controlled reactors
12/12/2012CN102818948A DR synthetic diagnosing method based on fuzzy fault diagnosis and relevancy model diagnosis
12/12/2012CN102818947A Systems and methods for routing, monitoring repair, and maintenance of underground gas insulated transmission lines
12/12/2012CN102818946A Method for diagnosing aging state of electric touch spot
12/12/2012CN102818945A Method for quickly positioning failure of product
12/12/2012CN102818942A Far-field parameter calibration device and calibration method for antenna
12/12/2012CN102813558A Electric toothbrush
12/12/2012CN102193039B Linear tester and test method for potentiometers
12/12/2012CN102062841B Estimation method and system of state of charge (SOC) of power battery