1) phase voltage
相电压
1.
This paper gives the qualitative and quantitative analysis about the asymmetric operation of 10kV system under abnormal three-phase voltage conditions when it has large loads, provides electric running workers some experiences in their real operation to ensure more reliable and secure power supply.
本文对10kV系统在带有较重的不对称负荷运行时,10kV母线三相相电压异常的情况作了定性、定量的分析,以供电气运行人员在生产现场实际工作中参考使用,以便更好地搞好供电工作。
2.
Analysis of phase voltage after the self closig through circuit is earthed,determine the properties of phase failure and fault.
通过对自闭贯通线路接地后相电压的分析 ,快速判断故障相及故障性
2) piezoelectric
[英][pai,i:zəui'lektrik] [美][paɪ,izoɪ'lɛktrɪk]
压电相
1.
Interdigitated electrodes piezoelectric fiber composites(IDEs) are new members of 1-3 piezoelectric composites.
结果表明:采用低弹性模量、高泊松比的压电相和聚合物相有利于提高压电片的驱动应变;聚合物相的介电常数对驱动应变影响最大,采用高介电常数的聚合物相可以使其驱动应变明显提高。
2.
1-3 Piezo-composites is composed of 1-D piezoelectric rods arranged in 3-D polymer,and it also has the piezoelectric effect.
1—3型压电复合材料(PCM)是一维连通的压电相平行排列于三维连通的基体相中而形成的具有压电效应的两相压电复合材料。
4) three-phase voltage
三相电压
1.
Data acquisition system of monolithic computer by three-phase voltage monitoring and requlation;
三相电压监控及调压的单片机数据采集系统
2.
The paper introduced fundamental principle of SVPWM,expounded design of structure of three-phase voltage type PWM rectifier system based on SVPWM control.
文章介绍了电压空间矢量脉宽调制(SVPWM)的基本原理,阐述了基于SVPWM控制的三相电压型PWM整流器系统结构的设计,给出了电压、电流双闭环控制的设计参数及SVPWM控制算法的实现。
3.
In this paper,using matlab to simulate single-phase-to-earth fault of the neutral ungrounding power system,by analyzing zero sequence current of each line,the fault line is judged;by analyzing three-phase voltage、three-phase current of fault line,the fault phase is judged.
文中利用Matlab对中性点不接地系统单相接地故障进行仿真,重点探讨了仿真模型的搭建过程;通过对各线路零序电流波形的分析,判断出故障线路;通过对故障线路三相电压、电流波形的分析,判断出接地相。
5) voltage phasor
电压相量
1.
A new voltage stability index(VSI) is presented in this paper,using voltage phasors of buses in power systems.
针对电力系统网络不同的拓扑结构，本文提出了一个利用节点电压相量计算的电压稳定指标（ＶＳＩ）。
2.
After carefully analyzed the information flow with informatics and ergonomics, a new visualization method based on voltage phasor is brought forward.
本文首先依据信息论和人机工效学理论,分析了电力系统动态监视中的信息传输过程,提出了以电压相量为对象,集中进行可视化的方案,并且根据电压监视信息流程的四个环节,逐一对该方案的可行性做了分析。
3.
Aiming at the problem of fault location in the power system,an fault location algorithm using synchronized voltage phasor was proposed.
针对电子系统中的故障定位问题,提出了一种仅利用线路两端电压相量实现传输线路故障测距的新方法。
6) relative voltage
相对电压
补充资料：相电压
相电压
phase voltages
冷ongdlon丫。相电压(phas。voltages)三相电源或三相负载每一相两端的电压。在星形接法时(设中性点为N)为相对中性点电压，其A相、B相和C相的相电压分别为认时、认N、右c、;在三角形接法时为相与相之间 二电压，其A相、B相和c相的相电压则分别为uAB、仇c . ~和U以。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条