对于具有高透度风力发电的区域互联电力系统的低频振荡抑制方法.
Yi Hu1, Jinglin Luo1, Kailin Yan1
1School of Electrical Engineering and Electronic Information, Xihua University, Chengdu 610039, China.
Entropy (Basel, Switzerland)
|August 29, 2024
概括
大规模的风能集成可以导致电网中的低频振荡. 本研究提出了一种使用优化的风力轮机控制器来抑制相互连接系统中的这些振荡的方法.
科学领域:
- 电气工程 电气工程
- 电力系统分析 分析 分析
- 整合可再生能源的整合
背景情况:
- 大规模的风电整合给电网稳定性带来了挑战.
- 低频振荡 (LFO) 是一个重大问题,源于相互连接的系统中微小的干扰和强风的透.
研究的目的:
- 为大型风能集成的区域互联电力系统提出阻尼量化分析方法.
- 优化风力轮机控制参数以抑制LFO.
主要方法:
- 开发了一个国家空间模型,用于两个区域的互联电力系统,包括风力发电场.
- 根据风力发电对电力连接的影响推导出了特征多项式.
- 量化了风力轮机控制参数对系统阻尼特性的影响.
- 利用交叉粒子群集优化 (CE-PSO) 算法来优化控制参数.
主要成果:
- 为风力发电对系统阻尼的影响构建了定量分析模型.
- 建立了风力轮机控制参数的优化模型.
- 证明了CE-PSO算法的有效性,在相互连接的电网中抑制LFO.
结论:
- 拟议的减压量化分析方法有效地解决了风力发电整合造成的LFOs.
- 通过CE-PSO优化风力轮机控制参数是提高电力系统稳定的可行策略.
- 模拟结果验证了在两个区域相互连接的系统中提出的方法的准确性和有效性.
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