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Study of OLTC Effect of 500 kV Main Transformer in Guangdong Power Grid
Author(s): SHI Hui, ZHANG Yong-jun
Pages: 16-
20
Year: 2011
Issue:
11
Journal: Guangdong Electric Power
Keyword: 500 kV电网; 有载调压; 电压; 无功功率;
Abstract: 以广东梅州电网为例,分析500 kV变压器有载调压对下层电网电压和无功功率的调节效应,论证500 kV有载调压变压器在广东电网的适用条件.根据广东电网存在的电压调控问题,以梅州电网为代表建模,分别对夏季小方式、冬季小方式下发电厂定电压运行、定无功功率运行工况进行调压效应分析,并总结出规律,指出对500 kV有载调压变压器参与电压调控的要求.
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