中性点接地

大容量发电机中性点接地方式的研究

Research on neutral ground way of large - capacity generator

目前对大容量发电机中性点接地方式有两种不同观点，即中性点经配电变高阻接地和经消弧线圈谐振接地。

Two different viewpoints about neutral ground way of large-capacity generators at present , neutral grounding by distribution transformer or resonant .

GIS中电压互感器中性点接地间隙击穿原因及处理方法

VT breakdown reasons and treatment methods of neutral point contact gap of GIS

中性点接地问题的MATLAB仿真与分析

MATLAB Simulation and Analysis about Neutral Grounding

基于IGBT的配电网中性点接地阻抗控制系统

IGBT Based Control System of Neutral-Point Grounding Impedance for Distribution Networks

并采用IGBT控制技术，设计了有源和无源两种配电网中性点接地阻抗控制系统。

Two novel control systems of neutral-point ground impedance are designed with IGBT .

由于母线PT励磁特性的非线性，铁磁谐振频繁发生在中性点接地变电站的空母线上。

Ferroresonance due to the saturation of PT magnetizing characteristics is frequently reported to happen on the busbars of neutral grounded substations .

关于6～10kV电网中性点接地方式的讨论

Research on neutral grounding in 6 ~ 10kV power networks

10～35kV电网中性点接地方式浅议

Neutral Point Earthing Method for 10 ~ 35 kV Electrical Network

600MW发电机中性点接地变压器参数分析

Parameter Analysis of Neutral Grounding Transformer for 600 MW Generator

500kV单相变压器组中性点接地方式探讨

Discussion on the Neutral Grounding Modes of 500 kV Single Phase Transformer Set

电磁式TV在使用中应注意选用励磁特性好的产品、减少同一系统中TV中性点接地的数量、保持系统三相对地电容的对称性，同时注意高压绕组中性点的绝缘配合问题。

Some proposals are given : selecting TV with good excitation characteristic , reducing grounding number of TV in same network , keeping the symmetry of line-earth capacitance and paying attention to insulation coordination in neutral point of primary winding .

三峡施工供电35kV配电网络中性点接地

Neutral Earthing of 35 kV Construction Power Supply System

包钢电网10kV系统中性点接地方式的思考

Thoughts on Grounding Mode for Neutral Point in 10 kV System of Electricity Network in Baotou Steel

3～60kV电力网中性点接地方式问题

Neutral Grounding in 3 & 60 kV Electrical Power system

煤矿地面660V电网中性点接地方式和选择性漏电保护

The neutral grounding mode and selective leakage protection in 660V electric network of the mine surface

介绍了三水地区的10kV配电网中性点接地方式以及对消弧线圈的选择。

This paper introduced the neutral grounding mode for Sanshui District 10 kV Distribution Network and its selection of arc suppression system .

新型混合式3～66kV自备电网中性点接地方式

New hybrid neutral point treatment for 3 ~ 66 kV auxiliary power network

通过介绍深圳电网10kV系统中性点接地方式的应用，对10kV系统中性点接地的基本概念、设计思想进行分析和研究。

This paper presents several kinds of the earth neutral system being used in Shenzhen distribution network , gives the conception , the design and the practical duty .

针对35kV、10kV系统，提出了从电压跌落的角度来评价中性点接地方式的观点。

The opinion that neutral grounding modes should also be evaluated from the point of transient PQ for medium voltage distribution system is proposed in the dissertation .

地磁感应电流（GIC）及超高压直流输电（HVDC）系统在单极大地返回运行方式或双极不对称运行方式下，中性点接地变压器可能会有直流电流流过，对变压器的安全运行有一定的影响。

GIC ( Geomagnetically Induced Current ) and the monopolar ground circuit operation mode or the bipolar asymmetrically mode of HVDC transmission system have grate impact to the transformers with earthed neutral point because direct current will pass by the windings of the transformers .

该文通过介绍中性点接地的基本概念、设计思想和理论联系实际的方法展开分析与研究。阐明了三峡35kV配电网络中性点采取消弧线圈接地方式的原因及解决其接线的具体措施。

By introduction of the basic concept , design philosophy of the neutral earthing , and the method of integrating theory with practice , why the neutral earthing with blowout coil for the Three Gorge 35 kV electric distribution network and specific connection measures are taken are described .

介绍了新型混合式3～66kV自备电网中性点接地方式。这种中性点接地方式加上了接地短路切除动作的选择保护，以及两组不同保护水平的交流无间隙金属氧化物避雷器。

This paper describes a new hybrid neutral point treatment for 3 ~ 66 kV auxiliary power network , which integrates the selective protection for switching off earth short circuit and two sets of AC metal-oxide surge arresters without gaps at different protection level .

在此基础上，提出城市配电网选择中性点接地方式应考虑的主要问题和遵循的主要原则。

The basic principle to select the neutral grounding are presented .

石油钻井井场移动式发电机中性点接地问题的探讨

Approach to Neutral Earthing of Movable Generator in Oil Drilling Field

大型发电机组中性点接地方式若干问题的探讨

Inquisition into Some Issues of Large Generator Unit Neutral-point Grounding Mode

高速铁路电力系统中性点接地方式探讨

Study on Neutral Grounding Mode in High-speed Railway Power System

三相电源的中性点接地隔离与消弧技术

Neutral-point Earthing Isolation and Arc-suppression Technology of Three-phase Power Supply

大型水轮发电机中性点接地方式的若干问题分析

Study on How to Ground for the Neutral Point of Large-Sized Hydro-Generator

不同的配电网中性点接地方式各有其特点和优势。

There are different characteristics and application advantages with different neutral grounding .