three-wire ground resistance test method 三线接地电阻测试法
Resistance measurements are often made using the two-wire method shown in Figure 3-14.
电阻的测量常常使用图3-14所示的两线方法来进行。
The method features easy operation and good location accuracy that is not affected by the resistance of breakdown spot, the resistance of the test wire and contact resistance.
该方法简便易行，其定位结果的精度不受击穿点电阻和测试用连接导线的电阻及其接触电阻的影响。
With a view to the deficiency of grounding resistance measurement at present, a new method with short current-electrode wire based on computer auxiliary analysis is presented.
针对目前的接地电阻测量方法的缺点，提出了以计算机辅助分析为基础的短电流极引线测量方法，并对电流引线长度的选取作了分析。
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