Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850) |
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07/02/2014 | CN103901286A 机房雷电智能监测防护系统 Intelligent monitoring room lightning protection system |
07/02/2014 | CN103901280A 一种智能雷电监测装置 An intelligent monitoring device Lightning |
07/02/2014 | CN103901263A 一种压板检测电路以及pcb板 One kind of plate detection circuit and pcb board |
07/02/2014 | CN103901262A 一种纳秒级脉冲峰值检测方法 One kind of nanosecond pulse peak detection method |
07/02/2014 | CN103901261A 一种电力系统过电压无线测量系统及测量方法 A power system overvoltage wireless measurement systems and measurement methods |
07/02/2014 | CN103901260A 电池组的电压检测设备 Battery voltage detection device |
07/02/2014 | CN103901259A 单相交流电压记录仪 AC voltage logger |
07/02/2014 | CN103901258A 一种支撑绝缘子式的感应高压传感器 A support high voltage insulator type of inductive sensors |
07/02/2014 | CN103901257A 模块化多电平换流器桥臂电流方向测量装置及判断方法 Modular multi-level inverter arm current direction measuring device and method for determining |
07/02/2014 | CN103901256A 一种新型的雷击电流测量设备 A novel lightning current measuring device |
07/02/2014 | CN103901255A 基于广义加权形态滤波理论的混合电力滤波器谐波电流检测方法 Hybrid Power Filter harmonic current detection method generalized weighted morphological filtering theory |
07/02/2014 | CN103901254A 一种高温超导线材临界电流测试装置 A high-temperature superconducting wire critical current test device |
07/02/2014 | CN103901253A 一种微电流检测电路 A micro current detection circuit |
07/02/2014 | CN103901252A 10kv输电线路零序电流检测系统 10kv transmission line zero sequence current detection system |
07/02/2014 | CN103901251A 电动车用低压直流逆变器的电流检测装置及其检测方法 Current detection device and method for detecting low-voltage DC electric vehicle inverter |
07/02/2014 | CN103901250A 车载蓄电池电压检测及处理方法 Car battery voltage detection and treatment methods |
07/02/2014 | CN103901249A 接口信号测试装置 Interface signal test equipment |
07/02/2014 | CN103901248A 车载设备中的电压检测电路和车载设备 Car equipment voltage detection circuit and on-board equipment |
07/02/2014 | CN103901247A 电势差测量方法 Potential difference measurements |
07/02/2014 | CN102998513B 一种mos管阈值电压测试电路 One kind mos threshold voltage test circuit |
07/02/2014 | CN102818921B 一种基于迭代傅里叶变换计算交流电流信号幅值和相位的方法 A calculation based on iterative methods transform alternating current signal amplitude and phase of the Fourier |
07/02/2014 | CN102778602B 过零检测电路 Zero-crossing detection circuit |
07/02/2014 | CN102707132B 一种数字化保护测控装置异常采样值动态处理方法 A Digital IEDs abnormal samples dynamic approach |
07/02/2014 | CN102662103B 一种防止报警器误报警的方法 A method of preventing false alarms alarm |
07/02/2014 | CN102636689B 非接触式电力电压测量方法 Non-contact power voltage measurement method |
07/02/2014 | CN102590603B 检验保护装置通流采样方法 Inspection protection device through-flow sampling methods |
07/02/2014 | CN102435949B 一种随钻测量系统中电池模块的监控方法及装置 An MWD system monitoring method and apparatus for battery module |
07/02/2014 | CN101603983B 电流测量设备和包括这样的设备的处理单元 Current measurement apparatus comprising such a device and a processing unit |
07/02/2014 | CN101527448B 一种电池保护电路的测试装置及方法 A test device and method for a battery protection circuit |
07/01/2014 | US8766622 Voltage measuring apparatus for buck circuit |
07/01/2014 | US8766620 Phase identification system and method |
07/01/2014 | US8766619 Coax ribbonizing header |
06/26/2014 | WO2014100547A1 Mains voltage zero-crossing detector |
06/26/2014 | WO2014096922A1 Zero crossing detector using current mode approach |
06/26/2014 | WO2014096531A1 An apparatus and a method for determining one or more quantitative parameters for a channel |
06/26/2014 | WO2014095640A1 Method and device for characterising a module for storing energy via a capacitive effect |
06/26/2014 | WO2014095227A1 Method for adjusting a current sensor |
06/26/2014 | WO2014095226A1 Method for setting up a current sensor |
06/26/2014 | WO2014095129A1 Fundamental frequency stability and harmonic analysis |
06/26/2014 | WO2014094597A1 Battery pack fault detection device and method for detecting fault of battery pack |
06/26/2014 | WO2014044526A3 Method for determining the phase currents of an electric machine having a current converter |
06/26/2014 | US20140176192 Semiconductor device |
06/26/2014 | US20140176191 Comparator circuit and signal comparison method |
06/26/2014 | US20140176164 Portable self powered line mounted device and method for measuring the voltage of electric power line conductors |
06/26/2014 | US20140176123 Current sensor |
06/26/2014 | US20140176122 Portable self powered line mountable device for measuring and transmitting ambient temperature |
06/26/2014 | US20140176119 Mains Voltage Zero-Crossing Detector |
06/26/2014 | US20140176117 High Speed Digital Transient Waveform Detection System and Method for Use in an Intelligent Electronic Device |
06/26/2014 | US20140176115 Resonant Signal Sensing Circuit Having a Low Power Mode |
06/26/2014 | DE102012224112A1 Verfahren zum Einrichten eines Stromsensors A method for establishing a current sensor |
06/26/2014 | DE102012224105A1 Verfahren zum Einstellen eines Stromsensors A method of adjusting a current sensor |
06/26/2014 | DE102012224099A1 Verfahren zum Kalibrieren eines Stromsensors A method of calibrating a current sensor |
06/26/2014 | DE102012025267A1 Arrangement for measuring energy storage and electric circuit-breaker, has evaluation unit which is connected with circuit breaker which has resistance, where voltage value is determined to circuit breaker with evaluation unit |
06/26/2014 | DE102012024785A1 Electrical monitoring unit for detecting damage or failure of ground line between protective earthing and neutral-conductor and ground in TN-C system, has evaluating unit producing signal when measured current falls below threshold value |
06/25/2014 | EP2746785A1 Fundamental frequency stability and harmonic analysis |
06/25/2014 | EP2746784A2 A sensor for indicating voltage in a power transmission line and a method for voltage sensing |
06/25/2014 | EP2745127A1 Auto recovering protection of electromechanical components in a high magnetic field |
06/25/2014 | EP2745122A1 Method and apparatus for measurement of a dc voltage |
06/25/2014 | CN203674568U 一种变电站的进线线路电压后台监控系统 Incoming line voltage background monitoring system for substation |
06/25/2014 | CN203673000U 一种内置漏电流传感器的供电连接器 A built leakage current sensor supply connector |
06/25/2014 | CN203672995U 一种程控高压监控电路 One kind of program-controlled high-voltage monitoring circuit |
06/25/2014 | CN203672988U 一种低压多回路监控装置硬件平台 A low-pressure multi-loop monitoring device hardware platform |
06/25/2014 | CN203672966U 一种故障指示器的电流采样装置 Fault indicator of current sampling device |
06/25/2014 | CN203672965U 直流屏工作电压测试仪 DC panel working voltage tester |
06/25/2014 | CN203672964U 一种高频除尘电源谐振电流的积分电路 A high frequency power source removal resonant current integrating circuit |
06/25/2014 | CN203672963U 一种基于单片机的数字电压表 Microcontroller based digital voltmeter |
06/25/2014 | CN203672962U 一种xlpe电缆接地环流离线测试系统 One kind xlpe cable ground loop testing system offline |
06/25/2014 | CN203672961U 宽频0~200Hz电流检测电路 Broadband 0 ~ 200Hz current detection circuit |
06/25/2014 | CN203672960U 一种便携式全绝缘光纤电流检测仪 A portable all-dielectric fiber optic current detector |
06/25/2014 | CN203672959U 10kv及以下电力线路刀闸操作安全提示装置 10kv and below power lines Switch Operation Safety Tips devices |
06/25/2014 | CN203672958U 一种特高压交流避雷器在线监测仪 One kind of UHV AC line monitor arrester |
06/25/2014 | CN203672957U 一种非接触式测电笔 A non-contact test pencil |
06/25/2014 | CN203672956U 一种电源掉电隔离检测电路 A power brownout detection circuit isolation |
06/25/2014 | CN203672955U 一种带无线通信功能的雷电流峰值记录装置 A lightning current peak with a wireless communication function recording device |
06/25/2014 | CN203672954U 一种xlpe电缆接地环流离线测试装置 A cable ground loop testing device xlpe offline |
06/25/2014 | CN203672953U 一种避雷器泄漏电流传感器 An arrester leakage current sensor |
06/25/2014 | CN203672952U 一种高频除尘电源的母线电压检测电路 A high-frequency power source removal bus voltage detecting circuit |
06/25/2014 | CN203672951U 一种分压器测试表头电路和测试表头以及分压系统 One kind of test header divider circuit and test the meter and the partial pressure of the system |
06/25/2014 | CN203672950U 隔离开关操作引起二次回路产生电流的检测装置 Isolation switch operating current is generated to cause the secondary circuit detection device |
06/25/2014 | CN203672949U 一种基于电流传感技术的电流测量装置 A current measuring device based on current sensing technology |
06/25/2014 | CN203672948U 一种带防雷功能的电位传送器 A conveyor belt lightning potential function |
06/25/2014 | CN203672947U 自适应离子电流检测装置 Adaptive ion current detecting device |
06/25/2014 | CN203672946U 一种轻型便携式电流测试探头 A lightweight portable current test probe |
06/25/2014 | CN203672945U 一种VoIP环路电流的测试工具及系统 One kind of loop current VoIP test tools and systems |
06/25/2014 | CN203672944U 电流传感器 Current Sensors |
06/25/2014 | CN203672943U 泄漏电流采样装置 Leakage current sampling device |
06/25/2014 | CN203672942U 一种电力输电线路上的支柱式电流采集装置 A power transmission lines strut current collection device |
06/25/2014 | CN203672941U 中高压信号采样装置 High-voltage signal sampling device |
06/25/2014 | CN203672940U 一种应用于风力发电测量的系统保护装置 Applied to the wind power system protection devices measured |
06/25/2014 | CN203672939U 用于机动车电池的电流传感器 Battery current sensor for a motor vehicle |
06/25/2014 | CN203672938U 一种交直流通用的漏电流传感器 A cross-leakage current sensor DC common |
06/25/2014 | CN103890600A 强磁场中的机电部件的自动恢复保护 Automatic restoration of a strong magnetic field of the protection of electromechanical components |
06/25/2014 | CN103890594A 分析三相电网中的电能的质量的方法和设备 Analysis method and apparatus of the three-phase power grid quality |
06/25/2014 | CN103887998A 开关电源以及开关电源集成电路 Switching power supply and switching power supply IC |
06/25/2014 | CN103887978A 开关电源以及开关电源集成电路 Switching power supply and switching power supply IC |
06/25/2014 | CN103887952A 交流-直流转换器中的输出电压动态采样电路 AC - DC converter output voltage dynamic sampling circuit |
06/25/2014 | CN103887895A 用于感应式电源供应器的供电模块及电流信号检测方法 Power supply module and current signal detection method for inductive power supplies |
06/25/2014 | CN103887887A 智能型低压配电网失压断电报警终端 Intelligent Low Voltage Distribution Network loss of pressure off alarm terminal |
06/25/2014 | CN103887763A 基于等电位检测的用电设备漏电保护装置 Electrical equipment and other potential leakage protection device based on detected |
06/25/2014 | CN103887089A 照明一体化令克棒及其电路系统 Integrated lighting and electrical systems Pulling |