The recent developments of neutral point ground modes of medium-voltage power network and variety of national related standards are presented.
阐述了中压电网中性点接地方式的近况，国家有关标准的变化，企业应从中吸取有益的东西。
A simplified network model based algorithm to evaluate the reliability of complex medium voltage distribution networks is proposed.
提出了一种基于简化网络模型的中压配网可靠性评估算法。
Urban medium-voltage distribution network, one of the most important parts of power system, is expected to distribute electric energy to consumers with considerable security and reliability.
城市中压配电网是整个电力系统的重要组成部分，其功能是将电力安全、可靠地分配到用户。
This text mainly points out that the extension of the ring power-supply network in the urban medium-voltage power supply is a comparatively reasonable way of power supply with certain advantages.
文章重点提出在城市中压电网中推广环网供电方式是一种较为合理的具有一定优势的供电方式。
In design process, however, the influence of medium voltage supply network and traction unit on power factor is often ignored.
设计工程中忽略中压网络、牵引机组对功率因数的影响。
The harm of single-phase grounding fault current in the medium-voltage power network has been gotten the universal solicitude of people.
中压电网中，单相接地故障电流的危害性受到了人们的普遍关注。
Application: monitoring the gas pressure of all kinds of high voltage and medium voltage electrical equipment which use SF6 gas as insulation in transmission network.
应用：适用于输变电网中各类以SF 6气体为绝缘介质的高压、中压电器设备中气体压力的监测。
So harmonic current should be suppressed firstly rather than harmonic voltage. The harmonic characteristic on the network side and the ac side of medium-frequency power supply is analyzed.
分析了电网侧和中频电源交流侧的谐波特性，并针对中频电源提出了几种谐波抑制措施。
So harmonic current should be suppressed firstly rather than harmonic voltage. The harmonic characteristic on the network side and the ac side of medium-frequency power supply is analyzed.
分析了电网侧和中频电源交流侧的谐波特性，并针对中频电源提出了几种谐波抑制措施。
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