PSO调节间隔类型-2模糊逻辑用于两个区域的多源互连电力系统的负载频率控制
Ahmed Mohammed Attiya Soliman1, Mostafa Bahaa2, Mohammed A Mehanna2
1Department of Electrical Engineering, Faculty of Engineering, Al-Azhar University, Nasr City, Cairo, 1427, Egypt. eng_ahmed1020@azhar.edu.eg.
Scientific reports
|May 30, 2023
概括
本研究介绍了一种使用间隔类型-2模糊逻辑控制器 (IT2FLC) 的强大的二次负载频率控制器 (LFC),用于具有太阳能发电厂的互连电力系统. 拟议的IT2FLC控制器在不同的条件下提高了系统的稳定性和性能.
科学领域:
- 电气工程 电气工程
- 控制系统 控制系统
- 整合可再生能源的整合.
背景情况:
- 现代电力系统越来越多地集成可变的可再生能源,如太阳能和风能,导致输出功率波动.
- 系统的非线性和天气变化在电力系统信号中引入不确定性和不精确性.
- 保持稳定的频率控制对于可靠的电力系统运行至关重要,特别是在不同的能源中.
研究的目的:
- 为两个区域的多源互连电力系统和中央太阳能发电厂提出一个强大的二次负载频率控制器 (LFC).
- 开发一个间隔类型-2模糊逻辑控制器 (IT2FLC),能够处理系统的非线性和信号不精确性.
- 设计一台二级IT2FLC控制器,用于在阴天期间调节太阳能公园的输出功率,以提高系统稳定性.
主要方法:
- 使用间隔类型-2模糊逻辑控制器 (IT2FLC) 进行强大的负载频率控制.
- 实施二级IT2FLC来管理太阳能公园的发电量,特别是在恶劣天气期间.
- 采用粒子集群优化 (PSO) 来调整IT2FLC的收益以获得最佳性能.
- 在MATLAB/Simulink中模拟拟拟议中的控制器以进行性能评估.
主要成果:
- 拟议的PSO调节的IT2FLC基础的LFC有效地将稳定状态错误,超速,沉降时间和振荡降到最低.
- 与传统方法相比,IT2FLC在适应系统非线性和输入信号模糊性方面表现出卓越的性能.
- 二级IT2FLC控制器在干扰期间增强了电力系统的稳定性,在特定场景中超过了最大功率点跟踪 (MPPT) 方法.
- 对比分析显示,在严重的负载和辐射变化下,拟议的PSO调节IT2FLC优于PSO调节的级联PID控制器.
结论:
- 拟议的间隔类型-2模糊逻辑控制器为太阳能集成的多源电力系统的负载频率控制提供了强大而有效的解决方案.
- IT2FLC处理不确定性的能力使其非常适合管理现代电网的复杂性.
- 集成PSO用于控制器调整显著提高动态性能和电力系统的稳定性.
- 这种方法为提高可再生能源透率高的电力系统的可靠性和弹性提供了一个有希望的策略.
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