以Bayat为驱动的FOPID控制器设计用于基于生物气的微电网,具有实时验证
T K Bashishtha1, V P Singh1, Tarun Varshney2
1Dept. of Electrical Engineering, Malaviya National Institute of Technology, Jaipur, 302017, Rajasthan, India.
Scientific reports
|October 22, 2025
概括
这项研究引入了一种新的Bayat调整的分数顺序比例积分导数 (FOPID) 控制器,以提高分散式微电网的频率稳定性. 控制器有效地减轻了可再生能源整合和负载波动造成的不稳定性.
科学领域:
- 电气工程 电气工程
- 可再生能源系统可再生能源系统
- 控制系统 控制系统
背景情况:
- 越来越依赖可再生能源 (太阳能,风能) 引入间歇性,并挑战电网频率稳定性.
- 具有多种发电单元 (生物气,生物柴油) 的分散微电网需要强大的控制策略来管理波动的负载并保持电网完整性.
- 传统的控制方法与集成可再生能源的微电网复杂的动态作斗争.
研究的目的:
- 设计和评估Bayat调整的分数顺序比例积分导数 (FOPID) 控制器,用于分散式微电网中的稳定频率.
- 建模一个包含可再生能源,分布式发电机组和储能装置的微电网系统.
- 使用Bayat方法优化FOPID控制器参数,以在设定点跟踪和负载干扰拒绝方面提供强大的性能.
主要方法:
- 微电网组件的数学建模,使用一阶转移函数.
- 复合微电网模型作为一级加时延迟 (FOPTD) 系统的近似.
- 使用Bayat方法设计和优化了三个FOPID控制器变体 (FOPID-α,FOPID-β,FOPID-γ).
- 在各种场景下进行模拟分析,包括负载干扰和可再生能源透.
- 使用OPAL-RT模拟器进行实时验证.
主要成果:
- 拟议的Bayat调整的FOPID控制器在设定点跟踪和负载干扰拒绝下表现出有效的频率稳定和强大的性能.
- 对比分析显示,FOPID-Bayat-γ的表现优越,实现了最低的错误指数 (IAE,ITAE,ITSE,ISE).
- 控制器确保了可控性,最小的上升时间,几乎恒定的沉降时间和减少的控制力,通过模拟和实时测试进行验证.
结论:
- 调整为Bayat的FOPID控制器提供了一种高效和强大的解决方案,用于在分散的微电网中保持频率稳定,并实现可再生能源的大量整合.
- 优化的控制器变体,特别是FOPID-Bayat-γ,在短暂响应和错误缓解方面提供了卓越的性能.
- 该研究强调了拟议的控制战略对未来智能电网实施的实际适用性和潜力.
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