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- variable voltage transformer 可变电压变压器
- A SMPS is a type of voltage transformation device. 交换式电源供应器是一种电压转换器具。
- The frequency inverters has a function of variable voltage and variable frequency. 频率逆变器具有变压、变频功能。
- The power supply voltage may be controlled by replacing D1, D2, R1 and R2 with a variable voltage reference. 将D1、D2、R1和R2换成一个可变参考电压源，本电路就变成了一个可控电源。
- A new improved discrete variable voltage variable frequency equivalent sinusoidal control method is presented. 一种新的离散变压变频等效正弦控制方法被提出。
- The basic principle of the voltage transformer (discharge coil) is similar to the transformer. 电压互感器(放电线圈)的基本工作原理与变压器相似。
- The frequency inverters has a function of variable voltage and variable frequency . 频率逆变器具有变压、变频功能。
- 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。
- Fan, notor, water-pump and voltage transformer arethe four kinds of common electromechanical equipments, also big energyeaters. 风机、泵、压器、动机是四类量大面广的通用机电设备,也是耗能大户。
- As a set of voltage measuring device,the measuring accuracy of optical voltage transformer is an important indication of system performance. 光学电压互感器作为一套电压测量设备,测量精度的准确性是衡量系统性能的重要指标之一。
- By far, some reliability designs and optimization designs of voltage transformer are studied, but the methods they adopted are still traditional. 目前，在电压互感器设计中，虽有人进行过可靠性设计和优化设计方面的研究，但采用的方法仍为传统方法。
- Auxiliary voltage transformers for controls and metering. 控制以及测量用补助电压变压器。
- Based on the converse piezoelectric effect of quartz, a novel dual-mode interferometric electronic voltage transformer is presented. 摘要基于石英晶体的逆压电效应，研制出一种双模干涉式的电子电压互感器。
- According to incomplete statistics, in the past 3 years, China exported more than 20 technologies, such as anthraquinone hydrogen peroxide solution, variable voltage absorption, etc. 据不完全统计，中国三年来出口蒽醌法双氧水、变压吸附等技术二十余项。
- A new voltage transformer named optic-electronic voltage transformer (OEVT) is presented, which assimilates strongpoint of CVT & OVT. 光电式电压互感器综合了电容式电压互感器和光学电压互感器的优点，采用光纤传输电压和温度信息，实现了高低电压之间真正的电隔离；
- The voltage transformer is a single-phase type with two primary terminals, a porcelain bushing, a housing and a SF6 gas-density relay (see sketch). 本型电压互感器为单相式，由一次出线端子、瓷套、壳体、SF6气体密度继电器组成（见附图）。
- The rule of the Jet length and the atomization angle under variable voltage has been given. Based on particle system, using Visual C++ and OpenGL library with object-oriented method, the shape of oil atomization under variable voltage is simulated. 将可视化技术运用于静电雾化中,基于粒子系统原理,使用Visual C++结合面向对象技术和OpenGL图形库,根据所建立的数学模型,模拟了不同电压下油液的静电雾化形态。
- The key is that delay-time difference of dual path and overshoot of voltage transformer can cause composite waveform distortion. 该结构的关键是克服了两通道延迟时间差和变压器过冲产生的合成波形失真。
- Jiang Xia,Jiang Qirong,Yan Gangui,et al.Self-excitation of induction motor shunted with LC filter of high voltage variable voltage variable frequency device[J].AEPS,2003,27(4):45-49(in Chinese). [5]蒋霞;姜齐荣;严干贵;等.;高压变频调速中LC滤波电容与异步电机之间的自激[J]
