It gives the principle and method of design that coaxial capacitive voltage divider by the invar alloy.
给出了以因瓦合金为材料的同轴电容分压器的原理和设计方法。
The capacitance bleeder is used in capacitive voltage transformer as bleeder, concurrently as coupling capacitor.
电容分压器用于电容式电压互感器中,做分压器用并兼作耦合电容器使用。
The active power factor correction(APFC) technology is introduced into the DC energy storage unit ofUPQC for capacitive voltage control.
将有源功率因数校正技术引入UPQC直流储能单元的电压控制。
Compensating reactor in a Capacitive Voltage Transformer (CVT) influences not on-ly its ratio error, but also the rated output capacity.
电容式电压互感器(CVT)的补偿电抗器不但影响电压比的准确度,而且还影响它的额定容量。
This paper describes the structure and application of a capacitive voltage transformer and presents running attention and electric power field test.
叙述了电容式电压互感器的结构和应用,介绍了其运行维护情况及电力现场试验。
To enhance the performance of UPQC, active power factor correction (APFC) technology is introduced into the DC energy storage unit of UPQC for capacitive voltage control.
为了进一步提高UPQC的性能,将有源功率因数校正(APFC)技术引入UPQC直流储能单元的直流电容电压控制,详细阐述了其工作原理,并给出了仿真实验结果。
A Rogowski coil and a capacitive voltage divider are used as current sensor and voltage sensor respectively in the transducer and optic fibers are used to transmit signal.
该互感器以罗柯夫斯基线圈作为电流传感元件,以电容分压器作为电压传感元件,以光纤作为信号传输通道,借助有源电子调制和信号处理技术实现电流、电压的测量。
For capacitive sensing, driving signal with DC bias voltage and ac voltage is usually necessary for the measurement of capacitance.
对电容式加速度计,为测量其电容的变化,通常需要带直流偏置的交流电压信号来驱动。
The voltage ripple waveform is analyzed based on the inductance and the capacitive change under two load models.
在两种负载模型下,通过计算分析了滤波电感和电容对电源电压波动的影响;
This paper introduces a design method and circuit of power supply with high voltage and high frequency response for driving capacitive load.
本文介绍了一种可带容性负载的高电压、高频响激励电源的设计方法及相应的实现电路。
Aiming at the phase error of the electronic voltage transformer (EVT) with capacitive divider, a phase compensation scheme was proposed.
针对基于电容分压原理的电子式电压互感器的相位误差,提出了相位补偿方案。
One is the rise in voltage along the line resulting form the capacitive current of the line flowing through the line inductance.
一个影响是由于线路电容电流流过线路电感引起的电压沿线路升高。
Electrons are injected into the floating gate by applying a high voltage to the second impurity diffusion layer in capacitive coupling with the floating gate.
通过在与浮栅电容耦合的第二杂质扩散层上施加高电压对浮栅注入电子。
The instrument adopts the bi-directional pulsed voltage as its exciting source, which has a better solution to the negative of capacitive and polarizational effects at the electrodes.
仪器采用双极性脉冲电压作为电导率测量的激励源,较好地解决高纯水电导率测量中的极化效应和电容效应对测量结果的影响。
The second effect is the rise in voltage resulting from the capacitive current of the line flowing through the source (generator) impedance.
第二个影响是线路电容电流流过电源,阻抗引起的电压升高。 收藏。
It was found that when the capacitive ignition occurred, arc voltage will keep minimum arcing voltage, but arc current possibly attenuates in sinusoidal form with different circuit parameters.
在火花试验装置上进行爆炸试验,得到本质安全复合电路的放电波形,发现电弧电压基本维持在最小建弧电压,而电容电流随着电路参数的不同而发生振荡。
VCM, the common-mode voltage between the sensor and the signal ground, results from nearby noise sources resulting from stray capacitive coupling.
传感器和信号地之间的共模电压VCM来自周围杂散电容耦合带来的噪声源。
This paper mainly introduces test methods of synthetic test and direct test for capacitive current switching for ultra-high-voltage(UHV) circuit breakers.
主要介绍特高压断路器容性电流开合试验方法——合成试验法和直接试验法。
The capacitors effectively act to form a capacitive potential divider and consequently the voltage occurring at the inverting input 12 changes.
电容器有效地用以形成电容性分压器,因此在反相输入12处出现的电压改变。
The capacitive gate transducer has several kinds of exciting voltage forms that affect its performances greatly. But this problem is investigated little.
容栅传感器激励电压形式有若干种,对性能指标有较大影响,但人们对此很少研究。
The charging current threshold is modified while the capacitive element is charged to the predetermined charging voltage.
在该电容性元件被充电到该预给定的充电电压期间,该充电电流阈值被改变。
Results show that the capacitive coupling not only increases the possibility of ferroresonance, but also raises the amplitude of the resonant voltage.
结果表明,相间电容不仅使谐振的概率增大,而且使谐振电压的幅值增加。
A new type of capacitive transformer without losses is introduced based on the principle of capacitance energy storage and voltage distribution.
介绍了一种新型无损耗电容变压器,基于电容储能和分压原理,正常情况下串联谐振运行,无磁转换过程中本身无损耗。
A method of the high voltage and high frequency parallel resonant converter with capacitive output filter which has the minimal peak input current is introduced.
建立了一种具有最小电流峰值的电容输出滤波高频高压并联谐振变流器分析设计方法。
A equivalent circuit of the capacitive divider and the method of voltage measurement in the various conditions are presented.
根据分压器的等效电路,提出测量电压的方法。
Meanwhile, since the USM is capacitive, its voltage would be interfered by resonant excited by the inductors.
串联电感又会与电学上容性的超声电机产生谐振影响超声电机上电压的高低。
The preventative test method is introduced for capacitive current transformer with high voltage lines in place that is proved to be practicable, high efficient and accurate.
分析了高压电气设备预防性试验周期,提出了预防性试验周期的选择原则和方法,以促进电网安全、可靠、经济运行。
In order to improve greatly the reliability of high voltage apparatus, an online monitoring system of dielectric loss of capacitive equipment based on CAN is developed and studied.
为了提高变电站电气设备的安全可靠性指标,研发了容性设备绝缘介损在线监测系统。
Shunt reactor could be installed in the middle segment of the UHV transmission line, in order to compensate capacitive current of transmission line and limit over-voltage of line without load.
特高压长线路可能在线路中间接入并联电抗器,从而有效补偿线路电容电流,抑制空载线路过电压。提出了在特高压长线路中间带并联电抗器时的线路分相电流差动保护原理。
Shunt reactor could be installed in the middle segment of the UHV transmission line, in order to compensate capacitive current of transmission line and limit over-voltage of line without load.
特高压长线路可能在线路中间接入并联电抗器,从而有效补偿线路电容电流,抑制空载线路过电压。提出了在特高压长线路中间带并联电抗器时的线路分相电流差动保护原理。
应用推荐