英汉例句

• the theory is analyzed of restraining harmonic component and saving energy by means of using △-y mixed winding on the three phase asynchronous motor.

  分析了三相异步电动机采用△-y混合绕组型式抑制高次谐波和降低电机损耗的原理。

• power electronics broad application in power systems brings serious harmonic pollution. this paper introduces harmonic harm, the measure of restraining harmonic and the basic principle of filter.

  电力电子装置的广泛应用，给电力系统造成了一定的谐波污染，文中简要论述谐波的危害、谐波的治理措施及无源滤波器和有源滤波器的基本原理。

• power factor correction (pfc) is an effective technique for restraining harmonic pollution and increasing the efficiency of the ac line.

  功率因数校正（pfc）技术是减小用电设备对电网造成的谐波污染，提高用电效率的一项有力措施。

• during the course of harmonic analysis, the first step is to carry out harmonic power flow calculation, which is the tool of further research on restraining harmonic distortion.

  在进行谐波分析时，首先要进行谐波潮流计算，这是进一步研究谐波抑制工作的基础。

• power factor correction technology is an effective method of restraining harmonic currents and increasing power factor, which has been attended more and more in recent years.

  功率因数校正技术是抑制谐波电流、提高功率因数的行之有效的方法，近年来受到了越来越多的关注。

• as a result, the technology of restraining harmonic with active power filter to raise power quality rapidly becomes a focus in the power electronic study field at present.

  因此，用有源电力滤波抑制技术、提高电能质量，迅速成为当前电力电子领域研究的热点。

• the active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.

  有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。

• the experimental results of proposed power quality control system in restraining harmonic voltage and of its synchronous operation with a power system are presented.

  通过电能质量控制系统与电网间同步运行试验和谐波电压抑制试验，实现了逆变器与电网的同步运行控制以及负载谐波抑制控制。