Transmission line icing is hazardous to power grid safety.

电线覆冰是影响电网安全运行的重要因素。

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With the scale of power system larger and larger, the whole power system gets more and more complicated, and operation safety and stability of machines and grid become very important.

随着电力系统规模不断扩大，整个电力系统变得越来越复杂，机组和电网的安全运行及稳定性问题变得越加重要。

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In light of the structural features of Guangdong power grid, the impacts of DC channel fault on the safety and stability of Guangdong power grid are studied.

针对广东电网的结构特点。研究了直流通道故障对广东电网安全稳定性的影响。

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Power generation operates in a free market (subject to all the usual rules on safety etc) and the price which the grid can charge for carrying the power is regulated.

FORBES: Which Should We Have: Public Utilities Or Regulated Private Monopolies?