城市电力系统

针对城市电力系统年用电量增长的特点，将灰色神经网络模型GNNM（1,1）引入城市年用电量预测。

According to the speciality of electricity demand development in a city , the grey neural network model GNNM ( 1,1 ) is introduced into the field of city electricity demand forecasting .

本课题的研究成果对于应用于中小城市电力系统的现代化、新型综合客户服务呼叫中心系统的研究开发与实践应用具有理论与实践方面的指导意义。

The research topic for the power system used in the modernization of medium and small cities , intelligent customer service call center system integrated research and development and practical application of theoretical and practical aspects of the guidance .

同样，要打造城市智能电力交通系统，也需要把私人部门投资与公共部门的基础设施建设结合起来。

Similarly , the transition to smart electric-powered urban mobility will require a mix of private investments and public infrastructure .

城市电网是电力系统的重要组成部分，又是负荷中心，具有用电量大、负荷密度高、安全可靠和供电质量要求高等特点。

The urban power system with the character of high dense load , large quantity of load , and high level of reliability and power quality requirement , is an important part of the electrical power system , and also a major load center .

IEC60870-5-104规约在城市轨道交通电力监控系统中的应用

Application of IEC 60870-5-104 in power SCADA for urban metro system

简单介绍了IEC60870-5-104规约，分析了该规约应用在城市轨道交通电力监控系统中的优势。

The protocol IEC 60870-5-104 is briefly introduced firstly . Its advantages applied in power SCADA for urban metro are discussed .

城市轨道车辆电力传动系统及其控制的发展

Development of electrical drive and its control for urban vehicles

基于工业以太网的城市轨道交通电力监控系统

The Mass Traffic Power Monitoring System Based on Industrial EtherNet

城市轨道交通电力监控系统测试的研究及应用

Research and Application of Software Testing in Monitor and Control System of Power of City 's Subway

在城市轨道车辆电力牵引系统中，交流传动技术得到了越来越广泛的应用。

Thus the AC transmission technique is in wider and wider use in related fields such as orbital vehicles .

本文介绍了一个实用的城市电力负荷密度预测系统。

A practical system for forecasting urban electric load density is presented based on the land gridding load forecasting method .

因此直流牵引系统的安全保障是整个城市轨道交通电力牵引系统设计、设备选择、保护装置设计与研制，以及保护配置与整定的理论基础。

The security of DC traction system is the theoretical basis of the design and study of the whole urban power system .

城市电网不仅是电力系统的主要负荷中心，更是城市现代化建设的重要基础设施，投资规模巨大，对供电安全性和供电可靠性要求较高。

As the major load centers of power system and one of the most important urban facilities , urban power network calls for enormous investment , high security and reliability of power supply .

针对变电所远程安全监控系统在城市轨道交通、电力系统和电气化铁路的应用，提出了对图像压缩方法、系统结构设计及其功能设置等技术方案。

According to substation remote security monitor system used in city traffic line , power system and electrified railways , this paper provides ways of image compression , system technical scheme and executive method .

城市配电网是电力系统的主要构成部分，是城市现代化建设的重要基础设施之一，配电系统自动化标志着城市供用电水平的高低。

Urban network constitutes the main part of the power distribution system . It is one of the most essential foundations in urban constructions . Distribution automation system symbols urban power supply quality level .

城市轨道交通SCADA系统是城市轨道交通电力系统的主要组成部分。

SCADA system is the main component of urban metro transport power system .