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
06/05/2014DE102012023460A1 Onboard supply system i.e. 2 volt-onboard supply system, for use in e.g. passenger car, has battery supplying current to network area, and arc control device detecting arc from current difference between current measured in measuring units
06/05/2014DE102012023365A1 Method for correcting voltage measurement value during operation of seat heater of motor car, involves utilizing voltage between coupling and ground points for correction of voltage measurement value that indicates load voltage at load
06/05/2014DE102011077007B4 Zweipoliger Spannungsprüfer mit Prüfelektrodenschutz Two-pole voltage tester with Prüfelektrodenschutz
06/05/2014DE102011003308B4 Überwachungsanordnung und Verfahren zur Überwachung einer elektrischen Leitung Monitoring arrangement and method for monitoring an electrical line
06/04/2014EP2738560A2 Circuit that deciphers between AC and DC input signals
06/04/2014EP2737328A1 Systems and apparatus for fault detection in dc power sources using ac residual current detection
06/04/2014EP2737327A1 Circuit for conducting an electrical current
06/04/2014EP2737326A1 Circuit for conducting an electric current
06/04/2014EP2737325A2 System for measuring current and method of making same
06/04/2014EP2737324A1 Current sensor
06/04/2014DE202014003783U1 Spannungsprüfer mit Leuchtdioden Voltage tester with LEDs
06/04/2014CN203632557U 用于电力传输系统的变电站 Power transmission systems for substations
06/04/2014CN203632360U 无线网络避雷器智能监测系统 Arrester intelligent wireless network monitoring system
06/04/2014CN203632150U 带电流监控器的暗装式金属接线盒 Current monitor with dark metal junction box mounted
06/04/2014CN203631221U 一种带泄漏电流实时监测及放电计数功能的避雷器 A tape leakage current real-time monitoring and discharge counting function arrester
06/04/2014CN203631107U 一种介质保护膜材料的外逸电子测试系统 A protective membrane material to escape electronic test system media
06/04/2014CN203630296U 一种pn结反向漏电流检测电路 One kind of reverse pn junction leakage current detection circuit
06/04/2014CN203630239U 绝缘子无线检测装置 Insulators wireless detection device
06/04/2014CN203630236U 一种应用于电力领域的安全测控系统 Applied to the field of security and control system of power
06/04/2014CN203630214U 一种电流检测电路 A current detection circuit
06/04/2014CN203630213U 一种埋地金属管道杂散电流检测仪 One kind of buried metal piping stray current detector
06/04/2014CN203630212U Usb电压电流表 Usb voltage Ammeter
06/04/2014CN203630211U 双路直流电流电压组合表 Dual DC current and voltage combinations table
06/04/2014CN203630210U 一种基于白噪声过采样技术的仪表用信号采集电路 White Noise Based oversampling techniques Instrument signal acquisition circuit
06/04/2014CN203630209U 用于无刷直流电机过载保护与过流保护的电流检测电路 For brushless DC motor overload protection and overcurrent protection current detection circuit
06/04/2014CN203630208U 双电流互感器在线监测变压器夹件多点接地电流控制装置 Dual-line monitoring of transformer current transformer clamps multi-point grounding current control device
06/04/2014CN203630207U 变压器夹件接地电流的双互感器在线监测装置 Clip dual transformer transformer parts online monitoring device ground current
06/04/2014CN203630206U 变压器夹件接地电流的三互感器在线监测装置 Three Transformers Transformers clip online monitoring device ground current pieces
06/04/2014CN203630205U 一种基于分压电阻的输入欠压告警检测电路 Based resistor divider input undervoltage alarm detection circuit
06/04/2014CN203630204U 交流电压检测电路 AC voltage detection circuit
06/04/2014CN203630203U 防窃电的监测装置 Anti-theft monitoring devices
06/04/2014CN203630202U 声光震动型高压验电器 Shock sound and light pressure electroscope
06/04/2014CN203630201U 交流供电系统半波整流负载回路中交流电流的测量结构 AC power supply system half-wave rectifier load circuit AC current measurement structure
06/04/2014CN203630200U 量测输入电压的电路结构 Measuring voltage input circuit structure
06/04/2014CN203630199U 一种新型纹波检测探头 A new ripple detection probe
06/04/2014CN203630198U 一种电池电压检测电路 A battery voltage detection circuit
06/04/2014CN203630197U 一种避雷器工频电流试验装置 An arrester frequency current test equipment
06/04/2014CN203630196U 一种罗氏线圈电流传感器 One kind of Rogowski coil current sensor
06/04/2014CN203630195U 巨磁阻电流传感器 Giant Magnetoresistive Current Sensor
06/04/2014CN203630194U 一种基于直流信号的逆变电焊机输出电流检测电路 An inverter welding machine based on the DC output current detection circuit signal
06/04/2014CN203630193U 一种低压电流测量杆 A low-pressure current measuring rod
06/04/2014CN203630192U 一种基于光纤光栅的大电流检测系统 A high-current detection system based on fiber Bragg grating
06/04/2014CN203630191U 用于变压器套管末屏的电流取样装置 Transformer Bushing screen for current sampling device
06/04/2014CN203630190U 一种多发光单元半导体激光器空间阈值电流的测试装置 A multi-semiconductor laser emitting unit space threshold current test device
06/04/2014CN203630189U 全光纤光电电流互感器 All Fiber Optical Current Transformer
06/04/2014CN203630167U 钳形电流表的防电磁干扰装置 Anti-electromagnetic interference devices clamp ammeter
06/04/2014CN103842832A Device and method for measuring a maximum cell voltage
06/04/2014CN103841717A Pure electric vehicle DC-DC system indicating lamp formed by transforming fuel-powered vehicle charge lamp
06/04/2014CN103840806A Battery power failure detecting circuit
06/04/2014CN103840639A Circuit structure achieving line voltage detection control
06/04/2014CN103840326A Current socket with fault indication
06/04/2014CN103837758A Image signal multi-detection system and multi-detection method thereof
06/04/2014CN103837755A Refrigerator component fault detection method and system
06/04/2014CN103837734A Electroprobe
06/04/2014CN103837733A Detection circuit
06/04/2014CN103837732A Passive current detecting circuit
06/04/2014CN103837731A Voltage detecting circuit and method for measuring characteristic of transistor
06/04/2014CN103837730A High voltage trigger signal detection circuit
06/04/2014CN103837729A Thin film type optical current transformer based on straight-through type
06/04/2014CN103837716A Fixing device of optical current transformer
06/04/2014CN103837329A Method for determining half-wave voltage of phase modulator
06/04/2014CN102590596B Circuit for detecting peak value of sine wave
06/04/2014CN102331535B Alternating current physical quantity measuring device and method as well as data acquisition device and method
06/04/2014CN102207899B Device for testing universal serial bus port
06/04/2014CN102187575B Low-voltage self-calibrated cmos peak detector
06/04/2014CN101988939B External power supply device and power supply method thereof
06/03/2014US8745301 High voltage dedicated charging port
06/03/2014US8742796 Low energy flip-flops
06/03/2014US8742747 Detector for detecting a current carrying conductor
05/2014
05/30/2014WO2014081695A1 Method, system and program product for photovoltaic cell monitoring via current-voltage measurements
05/30/2014WO2014081694A1 Detecting defects within photovoltaic modules
05/30/2014WO2014078904A1 Electrical supply system
05/30/2014WO2014078892A1 A device and a test assembly for testing the integrity of a low voltage electrical network
05/29/2014US20140145708 Detecting circuit and related circuit detecting method
05/29/2014US20140145706 Feedthrough insulator
05/28/2014DE102012215946A1 Schaltung zum Leiten eines elektrischen Stromes Circuit for passing an electric current
05/28/2014DE102012202035B4 Mikromechanisches Bauelement mit einer Membran Micromechanical component with a membrane
05/28/2014CN203617932U 托辊检测设备 Roller testing equipment
05/28/2014CN203617688U 一种用数显电流表进行电流精确控制的系统 A progressive current precise control system with digital ammeter
05/28/2014CN203617683U 电源mov防雷器失效故障电流周波监测装置 Power mov SPD monitoring device failure fault current cycle
05/28/2014CN203617681U 一种脉冲过流检测与保护电路 An impulse overcurrent detection and protection circuit
05/28/2014CN203616454U 一种高精度bms单体电压采集电路 A high-precision single-voltage acquisition circuit bms
05/28/2014CN203616385U 一种极宽范围自动增益电流测量电路 An extremely wide range of automatic gain current measurement circuit
05/28/2014CN203616384U 一种便捷式轴承电流测量装置 A convenient bearing current measuring device
05/28/2014CN203616383U 一种铸锭炉控制系统掉电报警装置 One kind of ingot furnace control system failure alarm device
05/28/2014CN203616382U 一种安全验电及放电装置 A safe electrical inspection and discharge device
05/28/2014CN203616381U 一种安全验电及放电仪 A safe electrical inspection and discharge instrument
05/28/2014CN203616380U 一种电机定子绕组残压采集电路 A motor stator windings residual voltage acquisition circuit
05/28/2014CN203616379U 一种变频器的输出电流采样电路 Output current sampling circuit one kind of drive
05/28/2014CN203616378U 矿热炉电极电压测量装置 Submerged arc furnace electrode voltage measuring device
05/28/2014CN203616377U 电流传感器 Current Sensors
05/28/2014CN203616376U 一种模组电流检测装置 A modular current detecting device
05/28/2014CN203616375U 一种四象限功率单元控制板的外部信号检测电路 A four-quadrant power unit board external signal detection circuit
05/28/2014CN203616374U 一种采用恒流源的直流电位差计实验装置 DC potentiometer experimental apparatus using a constant current source
05/28/2014CN203616348U 带智能报警装置的接线钳 Pick pliers with intelligent alarm device
05/28/2014CN103827678A 用于配电系统中分布式波形记录的方法 The method of distribution systems for distributed waveform record
05/28/2014CN103827677A 用于传导电流的电路 For conducting current of the circuit
05/28/2014CN103827676A 用于测量电流的系统以及制造该系统的方法 A method for measuring current in the system, and manufacturing the system
05/28/2014CN103827674A 用于测量电池电流的装置 Means for measuring the battery current
05/28/2014CN103825594A 基于fpga网管系统的掉电检测电路及检测方法 Brown-out detection circuit fpga network management system and detection method based on
1 ... 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 ... 299