harmonic power的例句大全

Research of a Single-phase Active Power Filter with Measure Harmonic and Reactive Current Instantaneously

瞬时检测谐波及无功电流的单相有源滤波器研究

Lower power factor and larger harmonic current of color monitor seriously pollute public electric network.

彩色显示器的功率因数低、谐波电流发射大，严重污染了公用电网。

Therefore, the study on single-stage PFC and converter technique has important significance for restraining harmonic pollution, founding green power supplies and realizing miniaturization and lightweight of switching power supplies.

因而研究单级功率因数校正及变换技术对抑制谐波污染，开创绿色电源，以及实现当今开关电源的小型轻量化具有重大意义。

Also the method can effectively eliminate the reactive power component in and realize the accuracy detection of harmonic and reactive power.

该方法可以有效消除中所含有的无功电流分量，实现谐波及无功电流的准确检测。

Simulation software of harmonic filter and reactive power compensation for distribution system

供用电系统谐波滤波与无功功率补偿仿真软件

A Method for Harmonic Current and Reactive Power Compensation Based Conventional Power Theory

基于传统功率理论谐波抑制和无功补偿方法

Analysis of Harmonic of Three phase Reactive Power Compensator PWM Wave

三相无功补偿器PWM波的谐波分析

Power Harmonic Analysis Based on Orthogonal Trigonometric Function Family

基于正交三角函数族的电力系统谐波识别算法

Instantaneous reactive power theory harmonic detection method based on improved lowpass filter

改进低通滤波器的瞬时无功功率谐波电流检测方法

The actualization of optimal power flow control of solar cell power system and the compensation of reactive power, harmonic distortion are discussed.

文中还讨论了太阳电池发电系统最佳功率流控制的实现方法以及补偿无功功率和谐波失真等问题。

In general, diode uncontrolled rectifier and thyristor phase controlled rectifier are adopted for AC/ DC convertion, which inject plentiful harmonic and reactive power into AC mains, and result in serious pollution.

传统的整流环节广泛采用二极管不控整流和晶闸管相控整流电路，向电网注入了大量的谐波及无功，造成了严重的污染。

Study of Harmonic Magnification in Harmonic Restraining in Power System

电力系统谐波抑制中谐波放大问题的研究

The AC/ DC block is controlled as a high power factor three-phase PWM rectifier thus reduced harmonic distorts to the net and the slip energy can flow bidirectional freely.

AC/DC采用三相PWM高频整流矢量控制，实现高功率因数下转差能量双向流动，效率高、减少对电网污染。

The instantaneous reactive power theory is widely used in the detections of harmonic and reactive current in three-phase active power filter. This paper presents the method detecting harmonic current using instantaneous reactive power theory in single-phase active power filter by phase-shifting structured approach.

瞬时无功理论在三相有源电力滤波系统的谐波及无功电流检测中获得了广泛的应用，本文提出了使用移相构造法将瞬时无功理论应用于单相有源电力滤波系统谐波电流的检测。

Harmonic analysis of the power system of a rolling mill substation

对轧钢厂变电站供电系统谐波的分析

Harmonic and Adjustment Method of Power Load Switching-in System in Commercial Building

商业建筑中用电负荷接入系统的谐波及调控措施

Parameter Optimization and Harmonic Analysis of a Passive Power Device

无源滤波装置的参数优化与谐波分析

in order to detect the harmonic currents, reactive power and negative-sequence currents in traction power system, two detecting methods based on fbd-method, direct-and indirect-method, are proposed in this paper.

为了检测电气化铁路供电系统中的谐波、无功和负序电流，提出了两种基于FBD法的实时检测方法：直接法与间接法。

power and industrial equipment engineers incorporate harmonic, vibration and rotary dynamic analysis in designing rotating machinery and components.

电力和工业设备的工程师在旋转机械和器件的设计中纳入了谐振，振动和旋转的动态分析。

according to the characteristic of output power in induction hearting power supply, the fundamental voltage content in output waveform of inverter should be increased as high as possible, which decreases total harmonic distortion ratio of output voltage, for improving the utilization ratio of inverter power supply.

通过对感应加热电源输出功率特性的分析，为提高逆变电源容量的利用率，应尽可能提高感应加热电源逆变器输出电压中的基波含量，减小输出电压的谐波畸变率。