three-phase system的例句大全

Moreover, three-phase four-wire active filters can suppress line current, and solve symmetric problem of system effectively.

另外, 三相四线制有源电力滤波器能有效地抑制零线电流, 并能有效地解决系统的不对称问题.

This thesis aimed at the development of the three-phase squirrel-cage induction motor portable diagnosis system.

本文致力于 三相 鼠笼式感应电动机便携式诊断系统的开发.

Current detections for three-phase power system based on FBD method

基于FBD法的三相电力系统电流检测方法的应用

Robust adaptive control of three-phase arc furnace electrode regulator system

三相电弧炉电极调节控制系统的鲁棒自适应控制

In accordance with superposition theorem and substitution theorem, the symmetric three-phase and asymmetric three-phase arc furnace electric power system is reduced as a one phase system.

从替代定理和叠加原理出发，将三相对称及不对称电弧炉系统简化为单相系统进行求解。

Abstract: the three-phase circuit is regarded as some of drive of the whole power system in actual project, it has its special meaning in practical application carry on correct use and particularly important control to it.

摘要：三相电路作为实际工程中整个电力系统的驱动部分，在实际应用中有其特殊的意义，因此对其进行正确的利用和控制尤为重要。

It can be seen that the proposed theory greatly generalizes the traditional transformation theory for three-phase circuit, and then, is in favor of establishing a theoretical foundation for harmonic detection, motor control, and fault diagnosis of multiphase system.

可以看到，该变换可以很好地包含传统的三相电路的坐标变换理论，而且它有助于建立多相电路谐波检测、多相电机独立控制、多相电路故障诊断等应用的理论基础。

Research of Open Loop System of Three-phase Inverting Circuit Use for Closed Loop System

三相逆变电路中开环调节用于闭环系统研究

Online Application of Solving Method for Critical Clearing Time of Three-Phase Short Circuit in Power System

电力系统三相短路故障临界切除时间求解方法的在线应用

In this model, There are not only normal physical quantity such as three-phase current and speed, but also interior quantity such as voltage and current at different system.

该模型不但具有三相电流、转速等常规物理量，还有电机在不同坐标系下的电压、电流等内部物理量，非常适合高性能电机及控制系统的仿真研究。

The key POints of the IEC method for calculating the short circuit current and its heat effect of a three-phase current system are described and elucidated specifically by examples.

介绍IEC三相交流系统短路电流计算方法的重点和短路电流热效应计算，并用例题介绍其具体使用情况。

Further more, a detailed comparative study of two-level system and three-level system is conducted. The simulation results, three-phase current waveforms, the electromagnetic torque waveform are given.

并且与两电平系统从三相电流波形、电磁转矩波形进行了详细的对比分析，分析发现采用三电平变流器后，电流的谐波明显减少，更加接近正弦波，电磁转矩脉动得到改善。

Manage information system of electronic consume for coal mine based on new three-phase digital ammeter design

基于三相数字电表研制的煤矿井下用电管理系统

The Application of Three-phase Modulation to the Design of On-ship Gyrocompass Power Supply System

三相脉宽调制技术在船用罗经电源设计中的应用

On basis of the analysis to the double feeding back velocity regulation principle, bi-variant AC-AC transducer serves as three-phase power supply to design a double feeding back velocity regulation system, and which is made experimental analysis.

在分析双馈调速原理的基础上，引入双变量交-交变频器作为转子三相电源，设计一双馈调速系统，并进行了实验分析。

A fast solution of three-phase asymmetric distribution system load

一种不对称配电网三相潮流快速算法

A three-phase radial distribution system state estimation algorithm

三相辐射配网状态估计方法

This model which can be applied to three-phase unbalanced distribution system has the capacity of capturing unbalanced current in the system.

该模型具有捕获系统中的不平衡电流的能力，可以适用于配电网三相不平衡的情况。

Then build a model of single and three-phase hybrid distribution system based on MATLAB, and research the case of line selection and the method of fixing fault segment with DC signal and fault position with AC signal by simulation.

基于MATLAB搭建了单三相混合配电系统模型，对接地选线情况和直流定段、交流定点方法做仿真研究。

Single-phase distribution has the characteristic of small capacity, dense distribution points and short radius that lead to the more branches in single and three-phase hybrid distribution system. Its network structure becomes more complexity, and the fault location becomes more difficult.

单相配电小容量、密布点、短半径的特点使单三相混合配电系统的分支增多，结构更加复杂，故障定位相较于三相系统更加困难。