The voltage loss calculating method of the low voltage electrified wire netting at ground mining area is introduced.

介绍了煤矿井下采区低压电网电压损失的计算方法。

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Electrified railway and wind electric field will be accessing power grid, and will have a relatively large area affected to power quality of the grid.

电气化铁路和风电场都要最终接入电网，会对电网的运行尤其是电能质量方面产生比较大的影响。

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