接地网
- 网络Ground Grid;grounding grid;earthing network;earth network
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铜接地网在变电所中的应用
Application of copper ground grid to substations
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变电站接地网的腐蚀及防护
Corrosion and Protection of Substation Ground Grid
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广义补偿法与GPS在接地网测试中的应用
Application of Generalized Compensating Method and GPS for Grounding Grid Measure and Test
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采用VB语言和Matlab软件相结合的方法编写了《接地网腐蚀诊断软件》。
Based on VB and Matlab , diagnosis software for erosion of grounding grid is coded .
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公式(5)引入修正系数K后,解决了矩形接地网的最大接触电位差计算,更重要的是通过等值矩形变换,解决了任意形状接地网的最大接触电位差计算。
Formula ( 5 ) introduces the correction factor K to solve the calculation of the maximum potential difference in rectangular grounding network .
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在此基础上,提出了基于D-S证据理论的接地网断点诊断方法。
Based on it , D-S evidence theory is applied to breakpoint diagnosis in grounding electrodes .
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基于上述模型,利用电磁暂态计算程序(EMTP)可得到任意电流波形激励情况下接地网暂态响应的时域波形。
Then , the transient response to an arbitrary current waveform was obtained using EMTP .
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忻州500kV变电站接地网设计研究
Research on Earth Screen Design of Xinzhou 500 kV Substation
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基于IEEEstd80-2000的110kV变电站接地网改造的计算及仿真研究
Calculation of Ground Grid Retrofit of 110 kV Substation Based on IEEE std 80-2000 and the Study of Simulation
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220kV接地网防冻胀的研究与改进
Study on and improvement of anti-freeze expansion of 220 kV grounding network
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湖南省220kV及以上变电站接地网安全性评价
Safety evaluation for grounding grid of substation on 220 kV or above in Hunan province
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计算实际大型变电站接地网的结果与著名软件包CDEGS的计算相吻合。
This paper computes real large substation . The results accord with famous soft package CDEGS 's.
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该文方法以各段导体的漏电流为待求变量,与国内目前的计算方法和软件相比待求量比较少,可以用来分析注入电流频率为1MHz以内的接地网性能。
The method uses leakage currents as unknown variables that have small number and can be used to analyze the grids with frequency of the injected currents up to 1 MHz .
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本文对接地问题进行探讨,对大电流下H-GIS设备外壳及其下方主接地网中的感应电流做计算分析,并给出了H-GIS下方接地网截面选择的方法。
Grounding problems have been explored , the induced current of the main ground grid of the shell and bottom of H-GIS device under high-current has been calculated , the choice method of cross-section is given .
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大型水电站接地网接地电阻的初步计算
Calculation of Resistance of Grounding Grids in Large scale Hydropower Station
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导电混凝土在变地站接地网中的应用
Application of Conductive Concrete in Grounding Grid in Substation All Changed
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变电站接地网的空间磁场快速计算方法
Fast Computation Method for Magnetic Field Generated by Substation Grounding Grids
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简述变电站接地网腐蚀问题与解决方法
Corrosion Problem of Grounding Grid in Substation and Its Solution Way
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接地网故障诊断自动测试系统及其关键技术
Grounding Grids Corrosion Diagnosis Automation Test System and Its Key Techniques
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边界元法在接地网数值计算中的应用
Application of Boundary Element Method in Numerical Calculation of Grounding Grids
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变电站接地网的特殊降阻措施
Special Measures for Reducing the Resistance of Grounding Grid in Substation
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短路故障下接地网电位分布的讨论
Discussion on potential distribution of grounding net under short circuit failure
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输电线路接地网存在的问题及改造措施
Problems Existing in Ground Network of Transmission Line with Renovation Measures
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提高大型接地网接地阻抗测量准确性的方法和措施
Method and Measure of Accuracy Improvement of Large Grid Grounding Impedance
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接地网外加电流阴极保护示范工程
Demonstration Project of Applied & Current Cathodic Protection for Grounding Grid
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接地网故障诊断测试方案的自动生成方法
Automatically Generated Method of Test Schemes for Grounding Grids Corrosion Diagnosis
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城市中心大型地下式变电站的接地网设计
Design on Ground Mesh at Large Underground Substation in City Downtown
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变电站接地网的薄弱环节及对策
The Weak Lines of Substation Ground Grid and Preventing Measures
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接地网电阻对微机保护抗干扰的影响
The Effect of Earthing Resistance on Immunity of Computer Protect
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接地网电阻现场测量的技术发展及误差分折
Field Measuring Techniques Development of Grounding Grid Resistance and Measurement Error Analysis