Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105) |
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01/16/2013 | CN102879757A Calibration data correction method for test cable in thermal vacuum test |
01/16/2013 | CN102879756A Measurement control system for mutation pressure relay detection device |
01/16/2013 | CN102879755A Testing instrument for acting performance of insulation monitoring device |
01/16/2013 | CN102879676A Relay protection tester based on embedded system, and checking method for relay protection tester |
01/16/2013 | CN102879669A Failure current simulation device and working method thereof |
01/16/2013 | CN102314729B Quick electricity card meter electricity-selling fault location method |
01/10/2013 | WO2013004042A1 Method and apparatus for calibrating voltage transformer serial addition |
01/09/2013 | CN202661622U Automatic calibration instrument for switching fault during meter calibration by user |
01/09/2013 | CN202661621U Comprehensive inspection instrument for acquisition equipment and electric energy meter |
01/09/2013 | CN202661620U Verification system for electronic-type mutual inductor and for merging unit |
01/09/2013 | CN102866380A Bundling type flexible combined probe |
01/09/2013 | CN102866379A Electric quantity management system |
01/09/2013 | CN102866378A Voltage or current transformer on-line test device and voltage or current transformer on-line test method |
01/09/2013 | CN102866377A Detection and verification system and method of transformer partial discharge and positioning on-line monitoring assembly |
01/09/2013 | CN102866376A Entity gas insulated switchgear (GIS) evaluation test platform of local discharging ultrahigh-frequency detection device |
01/09/2013 | CN102866375A System and method for calibrating receiving performance of partial-discharge ultrahigh frequency detection device |
01/09/2013 | CN102866374A Magnetic sensor testing method on basis of probe and system thereof |
01/09/2013 | CN101923151B Locating and wiring system for pipeline electric energy meters |
01/09/2013 | CN101907693B Method for quantitatively calibrating and eliminating crosstalk of SQUID (Superconducting Quantum Interference Device) planar three-shaft magnetometer |
01/08/2013 | US8350577 Method and apparatus for calibration of pulse-width based measurement |
01/08/2013 | US8350576 Switching system for multi-channel testing |
01/03/2013 | WO2013003281A1 Reducing power consumption or error of digital compass |
01/03/2013 | WO2013000621A1 Method and system for calibrating a shunt resistor |
01/03/2013 | US20130006559 Method for reducing non-linearity during measurement of a physical parameter and electronic circuit for implementing the same |
01/03/2013 | US20130002275 System and method for measuring near field information of device under test |
01/03/2013 | US20130002265 Methods and Devices for Determining Sensing Device Usability |
01/03/2013 | DE102011078334A1 Verfahren und System zum Kalibrieren eines Shunt-Widerstands Method and system for calibrating a shunt resistor |
01/02/2013 | CN202650245U Resident low-voltage centralized meter-reading terminal detecting device completely simulating spots |
01/02/2013 | CN202649459U Temporary load device for electric energy metering device field calibration |
01/02/2013 | CN202649458U Dual voltage display temporary load device |
01/02/2013 | CN202649457U Temporary load device capable of adjusting loading load |
01/02/2013 | CN202649456U Electric energy meter vibration monitoring system |
01/02/2013 | CN202649455U Embedded accuracy tester for current transformer |
01/02/2013 | CN202649454U Mutual inductor coil testing device |
01/02/2013 | CN202649453U Primary line used for detecting current transformers |
01/02/2013 | CN202649452U Electric energy meter verification device |
01/02/2013 | CN202649451U Portable current transformer polarity calibration instrument |
01/02/2013 | CN202649450U Online calibration system for electronic voltage transformer |
01/02/2013 | CN202649449U Inspection device and inspection system for relay protection device checking instrument |
01/02/2013 | CN202649448U Large user information collection terminal detection apparatus completely simulating scene |
01/02/2013 | CN202649447U Adapter for checking meter |
01/02/2013 | CN202649318U Multifunctional electric power meter with voltage phase sequence detection function |
01/02/2013 | CN202649272U Electric energy meter possessing seal and certification integration structure |
01/02/2013 | CN102859372A Method and arrangement for determining impedance values |
01/02/2013 | CN102854488A Integral detection method of intelligent substation electric energy metering device |
01/02/2013 | CN102854487A Parallel communication calibrating device of three-phase intelligent electric energy meter |
01/02/2013 | CN102854486A On-site initiative error-verification system for voltage transformer and method thereof |
01/02/2013 | CN102854485A Automated adjustment system for comprehensive multi-parameter electrical measuring instrument and adjustment method |
01/02/2013 | CN102854484A Signal sampling accuracy detecting system of combining unit of intelligent substation |
01/02/2013 | CN102854483A Calibration method for photovoltaic module testers |
01/02/2013 | CN102854362A Method of providing calibrating reference voltage and index synchronization sequence for cell voltage measurement system |
01/02/2013 | CN102854361A Frame sequence for cell voltage measurement system with low probability of natural occurrence |
01/02/2013 | CN102207522B Resistance capacitance (RC) constant measuring method based on frequency measurement |
01/02/2013 | CN102121978B Electrical energy meter detecting connection-inserting device and electrical energy meter detecting system |
01/02/2013 | CN101865987B Capacitance sensor calibration system for measuring very fast transient overvoltage (VFTO) |
12/27/2012 | WO2012174693A1 Electric energy meter on-line detection method |
12/27/2012 | US20120330593 Integrated cross-tester analysis and real-time adaptive test |
12/27/2012 | US20120330133 Nonsurgical determination of organ transplant condition |
12/27/2012 | US20120326711 Toroidal conductivity probe with integrated circuitry |
12/26/2012 | CN202631727U Onsite detector of electric energy metering device |
12/26/2012 | CN202631726U Tool for testing three-phase intelligent ammeter under alternating-current voltage and pulse voltage |
12/26/2012 | CN202631725U Equipment for testing alternating-current voltage and pulse voltage of single-phase intelligent electric meter |
12/26/2012 | CN202631724U Quick short-circuiting device for meter connecting rack of electric energy meter |
12/26/2012 | CN202631723U Secondary coil holder for filed error test of voltage transformer |
12/26/2012 | CN202631722U Intelligent current transformer with automatic, on-line, high-precision monitoring |
12/26/2012 | CN202631721U Novel intelligent current transformer capable of carrying out on-line precision monitoring and identity identification |
12/26/2012 | CN202631720U Small signal calibrator |
12/26/2012 | CN102841332A Automatic centering device |
12/26/2012 | CN102841331A Single-phase electric energy meter crimping device |
12/26/2012 | CN102841330A Calibrating method used for calibrating analytical instrument |
12/26/2012 | CN102841261A Method of measuring scattering parameters of device under test |
12/26/2012 | CN102841227A High precision large alternating current output device |
12/26/2012 | CN102156273B Electric energy meter verification circuit for error test and direct current and even harmonic test |
12/26/2012 | CN102129057B Method and device for detecting spectrum analysis length in power quality analyzer |
12/26/2012 | CN102109589B Embedded check meter for electronic mutual inductor |
12/26/2012 | CN101872007B Calibration method of three-phase voltage transformer based on voltage transformer load error curve extrapolation |
12/26/2012 | CN101776740B Electric energy metering automation simulation laboratory |
12/26/2012 | CN101718856B Calibration system of digital quantity input type electric energy meter |
12/25/2012 | US8340791 Process device with sampling skew |
12/25/2012 | US8339123 Portable electronic device with electronic compass and method for calibrating compass |
12/20/2012 | US20120319675 Calibration of non-contact voltage sensors |
12/20/2012 | US20120319674 Calibration of non-contact current sensors |
12/19/2012 | CN202614931U Elastic electric energy meter clamping mechanism used for electric energy meter automation detection device |
12/19/2012 | CN202614930U Inductive control system for clamping mechanism of automatic electric meter calibration device |
12/19/2012 | CN202614929U Flexible electric energy meter clamping mechanism used for electric energy meter automation detection device |
12/19/2012 | CN202614928U Electric energy meter clamping mechanism used for electric energy meter automation detection device |
12/19/2012 | CN202614927U Clamping mechanism for electric energy meter container |
12/19/2012 | CN202614926U Automatic wiring unit of electric energy meter verifying system |
12/19/2012 | CN202614925U Automatic wiring unit having aided positioning function |
12/19/2012 | CN202614924U Automatic wiring unit capable of proofing electric energy meter from coming off |
12/19/2012 | CN202614923U Automatic freewheeling system for power grid intelligent electric energy meter calibrating device |
12/19/2012 | CN202614922U Safety control system of transformer detection laboratory |
12/19/2012 | CN202614921U Electric meter calibration connecting console |
12/19/2012 | CN102830385A Converting device of current mutual inductor and control method of converting device |
12/19/2012 | CN102830384A Interference source trigger system for high-voltage measurement laboratory |
12/19/2012 | CN102830383A Atmospheric electric field calibration system with high precision and wide range |
12/19/2012 | CN102830382A Cylindrical capacitance type simulation electric field generator |
12/19/2012 | CN102830255A Smart electricity meter with function of monitoring and protecting power failure |
12/19/2012 | CN101893696B Detection device of electric energy meter |
12/19/2012 | CN101806879B Adjustable energy meter terminal crimping device |