| 广东电网500kV主变压器有载调压效应研究 |
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| 引用本文： | 石辉,张勇军. 广东电网500kV主变压器有载调压效应研究[J]. 广东电力, 2011, 24(11): 16-20 |
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| 作者姓名： | 石辉 张勇军 |
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| 作者单位： | 1. 湖南省电力公司调度通信局,湖南长沙,410007
2. 华南理工大学电力学院,广东广州,510640 |
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| 基金项目： | 国家自然科学基金重点项目(50337010) |
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| 摘 要： | 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...
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| 关 键 词： | 500 kV电网 有载调压 电压 无功功率 |
Study of OLTC Effect of 500 kV Main Transformer in Guangdong Power Grid |
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| SHI Hui , ZHANG Yong-jun. Study of OLTC Effect of 500 kV Main Transformer in Guangdong Power Grid[J]. Guangdong Electric Power, 2011, 24(11): 16-20 |
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| Authors: | SHI Hui ZHANG Yong-jun |
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| Affiliation: | 1.Dispatching Communication Bureau of Hunan Electric Power Corporation,Changsha,Hunan 410007,China;2.South China University of Technology,Guangzhou,Guangdong 510640,China) |
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| Abstract: | The paper takes Meizhou grid as an example to analyze effect of OLTC of 500 kV transformers on subgrid voltage and reactive power,and it discusses service condition of 500 kV OLTC transformer in Guangdong.In accordance to voltage control in Guangdong power grid,a model is built and working condition of stable voltage and reactive power in summer/ winter operation mode is analyzed and rules are summarized.Requirements of voltage control on 500 kV OLTC transformer are presented. |
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| Keywords: | 500 kV grid OLTC voltage reactive power |
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