power line的例句大全

Research on QoS of a new digital communication terminal based on power line carrier

电力线载波数字通信终端的QoS研究

Discussion on Non-earthing Neutral Point of Power Line for Low Voltage Three-phase Four-wire System

低压三相四线制中性点不接地之浅见

In view of the strict requirements of power line tensionless contacts on electric performance, the author expounds the electric contact mechanism of tensionless contacts in terms of contact resistance, factors influencing contact resistance and heating effect of the contact.

鉴于电力线路非耐张接头对于电气性能有较高要求，阐述了线路接头的电接触机理，包括接触电阻及其引起电阻变化的因素、接头的热效应。

Reactive power compensation study for terminal power line

低压终端线路无功补偿技术

Terminal is a vital part which connects MCCB and power line. Abnormal temperature rise will not only produce hidden trouble in mechanical part, leading to accident in low-voltage power distribution network, but also cause electrical fire in buildings.

接线端子是承担断路器本体与导线连接的重要部件，其温升异常不仅会造成设备的机械连接隐患，使低压配电网络发生事故，同时也会形成电气火灾隐患。

Aiming at three-phase bridge rectifier which is the most typical harmonic source for power line, this paper studied the harmonic current detection method based on Instantaneous Reactive Power Theory.

本文针对电网中最典型的谐波源&三相桥式整流电路，研究基于瞬时无功功率理论的谐波电流检测方法。

Analysis of electric performance of power line tensionless contacts

送电线路非耐张接头电气性能分析

Design and Materials of Connector Elastic Contacts Analysis of electric performance of power line tensionless contacts

连接器弹性接触件设计与材料送电线路非耐张接头电气性能分析

DWR-I Telerobot for High Voltage Electric Power Line Live Working Maintenance Based on 0-0 hot line robot for operation control system design

基于O-O的高压带电作业机器人控制系统设计

Puts forward lighting control system scheme of choice, based on the power line carrier-current communication lighting control system for carrier technology and carrier chip, and design a host and terminal hardware circuit.

提出了照明控制系统的总体方案，选择了基于电力线载波通信的照明控制系统的适用载波技术和载波芯片，并设计了主机和终端的硬件电路。

Discussion of a design scheme for spreading spectrum data transmission terminal in distribution power line communication

配电网电力线扩频数传终端设计方案的探讨

The protection extent and defects of impedance protection for transformer is analyzed by this article, and it is pointed that distance protection for power line cannot be applied to the backup protection for main transformer at another terminal on the same line.

针对变压器阻抗保护的保护范围进行分析，指出了变压器阻抗保护的缺陷，同时指出线路距离保护不能作为对侧主变压器的后备保护。

Design and Realization of Power Line Modem with Function of Protocol Conversion

具有协议转换功能的电力线调制解调器的设计与实现

The paper analyzes drawbacks of control system of blade coal feeders of Baoding Thermoelectric Plant. With transducer technique, PLC technique and low voltage power line carrier technique, we improve on controller unit for coal transmission system of Baoding Thermoelectric Plant.

本课题对保定热电厂叶轮给煤机控制系统状况进行了分析，采用变频调速、PLC可编程控制器编程、低压电力线载波技术对叶轮给煤机控制系统进行改造。

The temporal variation and powerful interference of low-voltage power line channel, which had high bit error rate and low reliability when data were transmitted compared with the traditional line channel.

与传统有线信道相比，低压电力线信道的时变特性和强干扰特性使之在数据通信时误码率较大、可靠性不高。

An Application of Microcomputer for the Measure of Hitch in Long-distance Telecommunication Line and Power Line

微机在长途电信、电力明线线路故障测试中的应用

π/ 4-QPSK may apply to PLC ( Power Line Carrier) for telecontrol information transmission.

π/4-QPSK调制解调器可用于电力线载波机传输远动装置信号。

A Temperature Telemetering System Based on Power Line Carrier Wave

利用电力线载波实现的温度遥测系统

The information could be transferred on the power line in the form of digital signal, or on the telephone line by a modem with and image.

信息可以数字信号的形式在电力线上传输，也可通过调制解调器直接传输图象信号。

DWR-I Telerobot for High Voltage Electric Power Line Live Working Maintenance

DWR-I遥操作高压带电作业机器人