对微电网非最小相位转换器中使用EHO的级联分数顺序控制器进行相对分析
N R Anisha Asmy1, J Ramprabhakar1, R Anand1
1Department of Electrical and Electronics Engineering, Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Bengaluru, India.
Scientific reports
|March 26, 2025
概括
级联式分数顺序控制器 (C-FOC) 显著提高了微电网电源转换器的性能. 与传统的PI-PI控制器相比,优化的C-FOC显示出优越的瞬态和稳定状态响应.
科学领域:
- 电气工程 电气工程
- 控制系统 控制系统
- 可再生能源系统可再生能源系统
背景情况:
- 微电网需要可靠和可持续的电力管理.
- 电力电子转换器对于微电网运行至关重要.
- 分数顺序控制器 (FOC) 提供了增强的动态控制.
研究的目的:
- 为了比较不同级联分数顺序比例积分 (C-FOPI) 控制器拓的性能.
- 评估C-FOC与微电网增压转换器中的传统级联比例积分 (PI-PI) 控制器相比.
- 使用大象群优化 (EHO) 算法优化控制器参数.
主要方法:
- 设计和比较了四个C-FOPI控制器拓.
- 使用EHO算法优化控制器,以ITAE作为性能指标.
- 在微电网中的增压转换器的系统参数变化下评估了性能.
主要成果:
- C-FOC在过渡性和稳定状态表现方面表现出显著的改善.
- 结算时间减少了36.6%,超支减少了15%,上时间减少了20.1%.
- 与PI-PI相比,阶段利率提高了51%以上,绩效指数下降了50%以上.
结论:
- 级联式分数顺序控制器为微电网电力转换器提供了卓越的性能.
- 优化的C-FOPI控制器提高了微电网的弹性和效率.
- 高温电路是微电网控制策略的一个有前途的进步.
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