Resistance to earth of substation earth electrodes in uniform and two-layer soils

被引:0
|
作者
Nahman, J [1 ]
Djordjevic, V [1 ]
机构
[1] HIDROINZENJENUG EUERGOPROJEKT,YU-11000 BELGRADE,YUGOSLAVIA
来源
ELECTRICAL ENGINEERING | 1997年 / 80卷 / 05期
关键词
D O I
10.1007/BF01370970
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The resistance to earth of square and rectangular grid and combined grid-multiple rods earth electrodes buried in uniform and two-layer soils has been analyzed for a wide set of electrodes and soil parameters. Novel approximate expressions for earth resistance are deduced based upon the data obtained by exact computer modelling. These expressions and a set of diagrams provided can be used in the preliminary design stage of substations earthing systems for assessing the effects of various earthing system and soil parameters.
引用
收藏
页码:337 / 342
页数:6
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