在多区域多源集成电力系统网络的电压频率调节中引入电弹
1Grid Edge Solutions, IDC, Hitachi Energy Services Pvt. Limited, Bengaluru, India.
Scientific reports
|July 1, 2025
概括
这项研究将电弹应用于多源电源系统,使用新的控制器和金子算法来优化频率和电压控制. 结果显示,偏差减少,性能优越.
科学领域:
- 电气工程 电气工程
- 控制系统 控制系统
- 电力系统 电力系统
背景情况:
- 互连的电力系统需要对频率和电压稳定性进行强有力的控制.
- 热能系统中的非线性,如发电率限制,使控制复杂化.
- 现有的控制方法可能无法充分解决负载干扰期间的动态性能.
研究的目的:
- 调查电弹在双区域电力系统中用于协调频率和电压控制的应用.
- 开发和实施一种新型的两度自由度的比例-积分-导数控制器,并与比例-积分-导数控制器 (2DOFPID-PID) 连接.
- 使用金子算法 (GJA) 调整控制器参数,以获得最佳的系统性能.
主要方法:
- 开发了一个两个区域的热电系统模型,其中包含了发电速率约束和调节器死带.
- 一个2DOFPID-PID控制器被设计用于最小化区域控制错误.
- 黄金子算法 (GJA) 用于调整控制器参数,以最小化时间积分乘以绝对误差 (ITAE) 性能指数.
- 在步骤和随机负载扰动下分析了系统响应,包括与平行AC/DC连接的模拟.
主要成果:
- 拟议的2DOFPID-PID控制器有效地将区域控制错误降至零.
- 与其他算法相比,金子算法在调整控制器参数方面表现出优越的性能.
- 电弹的集成成功地减轻了发电机终端电压和频率偏差.
- 该系统表现出令人满意的动态响应,减少了超越,下降和沉降时间,特别是在AC/DC链路上.
结论:
- 电弹是增强多源互联电力系统稳定的有效工具.
- 新的2DOFPID-PID控制器,由GJA调整,提供卓越的动态性能.
- 在这种情况下,ITAE性能指数是评估系统响应的最佳方法.
- 拟议的控制策略为强大的负载频率和电压调节提供了一个有希望的解决方案.
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