您要查找的是不是：
- voltage distortion rate 电压畸变率
- Voltage distortion and power factor lag. 电压波形失真及功因低落。
- Mathematical modal is built for the harmonics with mathematical resolution to calculate theharmonic contents and distortion rate of harmonic voltage. 接着用数学解析的方法对谐波进行数学建模,求解出谐波电流含量和谐波电压畸变率。
- Nonlinear loads cause abnormal conductor heating and voltage distortion. 非线性负载能导致反常的导体发热和电压畸变。
- So PWM with higher frequence can be used to eliminate the low-frequence harmonics of bus current and reduce the distortion rate of current waveform. 因此可以采用频率更高的脉宽调制PWM脉冲，能基本上消除电网侧电流的低次谐波，减少电流波形的畸变率；
- The individual and total harmonic voltage distortion limits, APF active power consumption/generation, levels of voltage imbalance, and the size of the APF can be taken into account. 限制式考虑的项目有个别及总谐波电压失真、滤波器功率平衡限制式、电压不平衡率和滤波器容量。
- In this paper,use C++ program and reality measure data to simulation harmonic voltage distortion arise from V/v connect-ed transformer based on three-phase traction substation model. 本文通过建立牵引变电所的三相模型,并结合现场实测数据,利用C++程序语言编写的程序仿真计算了V/v接线牵引变压器在电力系统中引起的电压畸变率。
- Generally, there exists a voltage distortion in the output voltages in a pulse-width modulation (PWM) voltage source inverter (VSI). 永磁同步电动机PWM电压源型逆变器输出电压存在着电压畸变，而且电压畸变会随着运行条件，例如温度、电流方向以及功率器件的非理想特性呈现非线性变化。
- Line-voltage sinusoidal waveform distortion rate 线电压波形正弦性畸变率
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
- Keywords Superplastic;Crystal degree;Distortion rate; 超塑性;晶粒度;变形速率;
- How dare he distort the facts so brazenly! 他怎么敢如此肆无忌惮地歪曲事实！
- Its voltage has not been exceeded. 它的电压没有超过。
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- They charge a fixed rate for each transaction. 他们对办理的每项业务收取一定的费用。
- The going rate for freelance work is 5 an hour. 自由职业者的现行酬金是每小时5英镑。
- At that rate, he ought to be punished. 如果那样，他应该受到惩罚。
- Can you tell me the rate for a double room, please? 请告诉我一间双人房的费用可以吗？
- Above rate applicable until further notice. 除非另有通知，上述运费率适用。
