1、

As we know, many power quality problems are caused by the voltage sags. Three-phase voltage sag simulator is used as a tool to evaluate the effects of momentary voltage sag and voltage short interruptions on industrial load.

众所周知,很多电能质量问题是由电压暂降引起的,三相电压暂降故障模拟器被用来作为一种评估电源电压暂降和电压短时中断对用电设备影响的试验装置。

互联网摘选

2、

When current-controlled delta modulated control scheme is applied to UPS inverter, the output voltage amplitude is unstable in case of load variation and the output voltage waveform is heavily distorted by nonlinear load. To overcome the.

当电流控制的delta调制控制策略应用于UPS逆变器控制时,存在负载变动引起逆变器输出电压幅值不稳定、负载为非线性时逆变器输出电压波形畸变严重等问题。

互联网摘选

3、

This paper presents the design of a new style single-phase electronic load system based on80C196KC single-chip microcomputer according to the principle of PWM control voltage inverter.

本文根据PWM控制电压逆变器的原理,设计了一种基于80C196KC单片机的新型单相电子负载系统。

互联网摘选

4、

We got the voltage/ current density polarisation curve by changing electronic load.

方法通过改变电子负载测定输出电压和电流,利用电压/电流密度画出极化曲线。

互联网摘选

5、

? In order to automatically compensate the load characteristic of potentiometric displacement sensor, a method based on a general purpose integrated operational amplifier and a integrated voltage regulator is studied.

研究了用通用集成运算放大器和正电压可调集成三端稳压器实现电位器式位移传感器负载特性非线性自动补偿的方法。

互联网摘选

6、

In this paper, the voltage dip in marine power station caused by emergency load and some key factors of exciting system are discussed, some concerned expressions are also given.

在分析船舶电站突加负载引起电网电压跌落问题的基础上,给出了对船舶电站自动励磁调节装置有关参数的要求,并给出具体表达式。

互联网摘选

7、

This facility can be connected in series with power network to protect sense load from voltage pulsation especially voltage sag. This facility can compensate voltage dip to achieve normal value in milliseconds.

将该装置串联于电网络,用来保护敏感负荷免受电压波动尤其是电压凹陷的影响,该装置能在毫秒级内将电压跌落补偿至正常值。

互联网摘选

8、

The influence to sensitive load by voltage swell in electric network was restrained validly, by new electric power quality regular equipment such as dynamic voltage restorer ( DVR).

介绍了采用新型电能质量调节装置如动态电压恢复器有效抑制电网电压波动对敏感负载影响的方案。

互联网摘选

9、

The master DG used V/ f control method to maintain voltage and frequency and to assume power load switching. The slave DG used the constant active and reactive power control.

其中,主动DG使用V/f控制方法维持微网的电压和频率并承担功率负荷的波动,从动DG使用PQ控制方式输出恒定的有功和无功功率。

互联网摘选

10、

On load tap changer Voltage stability Dynamic analysis;

有载调压变压器;电压稳定性;动态分析;

互联网摘选

11、

On the mechanism and control of on load tap changer in steady-state voltage stability

关于静态电压稳定中有载调压变压器的作用与控制

互联网摘选

12、

Influence of Variation of Transformation Ratio of on-load Tap Changer on Voltage of Power System

有载调压变压器变比变化对电力系统电压的影响

互联网摘选

14、

Analysis and Calculation of Deviation Voltage Applied on Change-over Selector of On-Load Tap Changer

作用在有载分接开关转换选择器上的偏移电压分析与计算

互联网摘选

15、

Effect of On-Loaded Tap Changer and Shunted Capacitor Compensation on System Voltage and Reactive Power Balance

变压器抽头和无功补偿对系统无功电压的影响

互联网摘选

16、

Therefore choose positive and negative voltage regulating scheme as main circuit wiring scheme of on-load tap changer.

因此最终选择了正反调压方案作为有载分接开关的主电路接线方案。

互联网摘选

17、

This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability.

本文针对负荷特性和有载调压变压器对电力系统静态电压稳定性的影响展开研究。

互联网摘选

18、

On-load tap changer ( OLTC) is also utilized as a main method to control the voltage.

有载调压器(OLTC)作为常用的调压手段,也已在电力系统中得到普及。

互联网摘选

19、

On-load tap changer ( OLTC) is considered to be one of the important factors that results in voltage collapse.

有载调压变压器被认为是造成电压崩溃的重要因素之一。

互联网摘选

20、

Neutral autotransformer The transformer is composed by the non-contact on load automatic voltage regulating tap switch and transformer itself.

中性点接地自耦变压器该变压器由无触点有载自动调压分接开关和变压器本体两大部分组成。

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈