Patents
Sitemap › G01 - Measuring; Testing › G01R - Measuring electric variables; Measuring magnetic variables › G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850)
06/2014
06/25/2014CN103887051A 一种性能一致的高精密软性电流互感器及其制作方法 One property consistent, high-precision flexible current transformer and its production method
06/25/2014CN103884904A 电池组电压检测装置 Battery voltage detecting means
06/25/2014CN103884903A 一种三相电子式多功能的全失压检测系统 A three-phase electronic multi-function full loss of pressure detection system
06/25/2014CN103884902A 用于工具的指示装置和方法 Indicating devices and methodological tools for
06/25/2014CN103884901A 一种基于fp电压传感器的高电压测量系统及测量方法 High voltage measurement system based on fp voltage sensor and measurement methods
06/25/2014CN103884900A 一种变频调速器的直流母线电压检测装置及方法 One kind of inverter DC bus voltage detection device and method
06/25/2014CN103884899A 一种用于大电流快脉冲测量的罗氏线圈 Rogowski coil for high-current fast pulse measurement
06/25/2014CN103884898A 地铁轨道电压监测装置和方法 Metro rail voltage monitoring apparatus and method
06/25/2014CN103884897A 电流传感器以及制造该电流传感器的方法 A current sensor and a method of manufacturing the current sensor
06/25/2014CN103884896A 电流传感器 Current Sensors
06/25/2014CN103876825A 用于电压和电流感测的系统和方法 Systems and methods for voltage and current sensing for
06/25/2014CN102735986B 快速判断配变监控终端接线错误的方法 Quickly determine the distribution transformer monitoring terminal wiring wrong way
06/25/2014CN102590593B 基于稳态热路模型的架空导线允许电流的确定方法与装置 Overhead wires steady-state thermal path model allows current method and apparatus for determining based on
06/25/2014CN102508094B 避雷器漏电流传感器 Arrester leakage current sensor
06/25/2014CN102236042B 磁场电流传感器 Field current sensor
06/25/2014CN102193022B 电流传感器 Current Sensors
06/25/2014CN102141582B 状况检测装置 Condition detection device
06/25/2014CN102047541B 电流感测电路和包括电流感测电路的开关稳压器 Current sensing circuit includes a switching regulator and current sensing circuit
06/25/2014CN101750531B 海底压力控制系统上的螺线管剪切密封阀运动检测电路 Shear seal solenoid valve on the seabed motion detection circuit pressure control system
06/24/2014US8760158 Current sensor
06/24/2014US8760151 Ajustable overhead conductor monitoring device
06/24/2014US8760150 Electrical power transfer indicator system and method
06/24/2014US8760147 Charge pulse detecting circuit
06/24/2014US8760145 Electronic device for detecting an object beneath a wall section of interest having a persistent image display
06/24/2014US8759800 High-voltage supply unit for a particle beam device
06/21/2014CA2835724A1 Portable self powered line mountable device for measuring and transmitting ambient temperature
06/21/2014CA2834544A1 Portable self powered line mounted device and method for measuring the voltage of electric power line conductors
06/21/2014CA2834064A1 Portable self powered line mountable electric power line current monitoring transmitting and receiving system
06/19/2014WO2014091096A1 Circuit for comparison of a voltage with a threshold and conversion of electrical energy
06/19/2014WO2014091088A1 Circuit for comparison of a voltage with a threshold and conversion of electrical energy
06/19/2014WO2014090450A1 Estimating an electricity supply's fundamental frequency
06/19/2014US20140172335 Determining a value of a variable on an rf transmission model
06/19/2014US20140172329 System and method for wind generation forecasting
06/19/2014US20140168838 Method and Component for Voltage Instability Protection in an Electric Power System
06/19/2014US20140167797 Current monitoring circuits and methods
06/19/2014US20140167785 Method and apparatus to detect and measure current and transfer charge
06/19/2014US20140167750 Current sensor
06/19/2014US20140167739 Current detecting circuit board
06/19/2014US20140167738 Electric Meter Base Level Printed Circuit Board
06/19/2014US20140167733 System and method for voltage and current sensing
06/18/2014DE102013113897A1 Verfahren und Systeme, um festzustellen, ob eine Spannungsmessung für eine Ladezustandsschätzung brauchbar ist Methods and systems to determine whether a voltage measurement for a charging state estimation is useful
06/18/2014DE102012223089A1 Verfahren und Vorrichtung zur Messung elektrischer Spannung Method and apparatus for measuring electrical voltage
06/18/2014DE102012024373A1 Mode turbulence chamber for testing of electronic circuits of electronic device, has processor connected to antennas, where difference between coupled and decoupled power of measuring case is derived with sample corresponding to absorptions
06/18/2014DE102008056211B4 Verfahren und Vorrichtung zur Erkennung eines Lastausfalls zumindest einer Last, die eine Teilmenge einer Gruppe von wenigstens zwei Lasten bildet Method and apparatus for detection of a load failure of at least one load, which forms a subset of a group of at least two loads
06/18/2014CN203660599U 一种移动电源 A mobile power
06/18/2014CN203660525U 一种可自动报警的天馈线保护器 Antenna protection an automatic alarm
06/18/2014CN203658788U 壳体集成式电流检测结构 Housing integrated current sensing structure
06/18/2014CN203658521U 变电站直流系统移动式绝缘监察仪 Mobile substation DC system insulation monitoring device
06/18/2014CN203658512U 一种红外灯监控设备故障检测装置 An infrared lamp failure detection device monitoring equipment
06/18/2014CN203658496U 一种电力网络监控装置 A power network monitoring device
06/18/2014CN203658475U 一种具有验电功能的核相装置 An electrical inspection device having a nuclear phase function
06/18/2014CN203658455U 光纤电流互感器专用显示仪表 Fiber Current Transformer special display instrument
06/18/2014CN203658454U 一种电能质量扰动检测装置 One kind of power quality disturbance detection device
06/18/2014CN203658453U 一种具备无线同步通信功能的无线二次压降及负荷测试仪 One kind of synchronous communication with a wireless-enabled wireless secondary voltage drop and load tester
06/18/2014CN203658452U 过电压在线监测系统 Overvoltage Online Monitoring System
06/18/2014CN203658451U 一种数字电流表电路 A digital ammeter circuit
06/18/2014CN203658450U 一种漏电流检测电路 One kind of leakage current detection circuit
06/18/2014CN203658449U 过零检测电路及应用其的电压力锅 Zero-crossing detection circuit and apply its pressure cookers
06/18/2014CN203658448U 套管过电压监测传感器 Overvoltage monitoring sensor casing
06/18/2014CN203658447U 电源电压指示电路 Supply voltage indication circuit
06/18/2014CN203658446U 用于中小型鼠笼式异步感应电机的转子电流测量装置 Rotor current measurement device for small and medium squirrel-cage asynchronous induction motors
06/18/2014CN203658445U 一种架空线路电流采集指示装置 One kind of overhead lines indicating device current collection
06/18/2014CN203658444U 一种电压检测电路及蓝牙设备 A voltage-detection circuit and a Bluetooth device
06/18/2014CN203658443U 霍尔传感装置及三相电流平衡检测电路 Hall sensor device and a balanced three-phase current detection circuit
06/18/2014CN203658442U 避雷器状态检修检测器 Arrester condition-based maintenance detector
06/18/2014CN203658441U 一种航天器用高压锂离子电池组单体电压测量电路 Used for one kind of high-voltage lithium-ion battery aerospace group cell voltage measuring circuit
06/18/2014CN203658440U 高精度高压隔离运放检测电路 High-precision high-voltage isolation amplifier detector circuit
06/18/2014CN203658439U 一种小型感应式甚高频电流探头 A small inductive current probe VHF
06/18/2014CN203658438U 一种用于电参数谐波分析仪的电流采样电路拓扑 An electrical parameters harmonic analyzer current sampling circuit topology
06/18/2014CN203658437U 一种基于发热片的光纤光栅电流传感器 A fiber grating based on current sensor heating film
06/18/2014CN203658436U 一种基于发热片的光纤光栅电流传感器 A fiber grating based on current sensor heating film
06/18/2014CN203658433U 一种高灵敏度宽量程电流放大变换电路 A high-sensitivity wide-range conversion circuit current amplification
06/18/2014CN203658428U 电流互感器显示仪表 Current Transformer display instruments
06/18/2014CN203658405U 磁吸式电压测量用装置 Magnetic voltage measuring device
06/18/2014CN103874319A Current detection circuit layout method
06/18/2014CN103872915A DC (direct current)-DC converter and DC-DC converter system
06/18/2014CN103869222A Bus insulation state monitoring system and method
06/18/2014CN103869184A PMU data-based identification method for single electric transmission line zero-sequence parameter robustness
06/18/2014CN103869183A Online monitoring system and method of zinc oxide arrester
06/18/2014CN103869175A System and method for evaluating voltage loss of electric appliance loop of automobile
06/18/2014CN103869151A Sampling resistor real-time deviation-correcting and compensating method based on infrared principle
06/18/2014CN103869150A Radio-frequency measurement device with temperature compensation function and temperature compensation method
06/18/2014CN103869149A Alternating small current high-accuracy detection module
06/18/2014CN103869148A Discharge counter for line lightning arrester
06/18/2014CN103869147A Alarm system for high and low limits of commercial power
06/18/2014CN103869146A Battery voltage detection circuit
06/18/2014CN103869145A Method for detecting power grid standard voltages and distortion voltage components
06/18/2014CN103869144A Isolation voltage sampling circuit
06/18/2014CN103869143A Gas discharging current measuring device
06/18/2014CN103869142A Method and Device for Monitoring Signal Levels
06/18/2014CN103869141A System and method for voltage and current sensing
06/18/2014CN103869140A Current sense
06/18/2014CN103869139A Voltage anomaly detection device
06/18/2014CN103869138A Ac detection circuit and operating method thereof
06/18/2014CN103869137A Current sensing circuit and method thereof
06/18/2014CN103869136A Radio frequency measuring device
06/18/2014CN103869135A All-fiber current transformer with dual-protection function
06/18/2014CN103869134A Current transformer and bus current detecting method based on neural network
06/18/2014CN103868566A Remote monitoring system for railway steel rail oiling device
06/18/2014CN103138659B Motor drive apparatus having power failure detection unit for determining presence or absence of power failure
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