在更电动飞机中的飞行控制应用中,PMSM的可靠性能比较
Djaloul Karboua1, Toual Belgacem1, Zeashan Hameed Khan2
1Applied Automation and Industrial Diagnostics Lab (LAADI), University of Djelfa, Djelfa, Algeria.
PloS one
|July 7, 2023
概括
滑动模式控制 (SMC) 为更多电气飞机 (MEA) 中的永磁同步电机 (PMSM) 执行器提供了卓越的性能. 与其他非线性控制方法相比,SMC显示了增强的稳定性和更快的响应时间.
科学领域:
- 航空航天工程 航空航天工程
- 电气工程 电气工程
- 控制系统 控制系统
背景情况:
- 由于效率和可靠性,永久磁同步电机 (PMSM) 在更多电动飞机 (MEA) 飞行控制中越来越受欢迎.
- 先进的非线性控制技术对于优化PMSM性能在苛刻的航空航天应用中至关重要.
研究的目的:
- 在MEA中对PMSM进行飞行控制执行控制器的强大性能比较.
- 评估非线性控制策略,包括反线性化控制 (FBL),后退控制 (BSC) 和滑动模式控制 (SMC) 与面向现场控制 (FOC) 相比.
主要方法:
- 实施并比较了四种控制策略:FOC,FBL,BSC和SMC.
- 利用六个模拟场景来分析控制器在不同空气动力学负载和不确定的PMSM参数下的性能和稳定性.
- 评估了关键性能指标,如响应时间,稳定状态错误以及对参数变化和负载干扰的耐受性.
主要成果:
- 包括SMC在内的非线性控制器在动态飞行条件下表现出有效的性能.
- 滑动模式控制 (SMC) 显示出卓越的性能,稳定状态误差 (0.01%) 和宽容范围 (<5%) 显著降低.
- 尽管有50%的参数变化和10N.m的负载扭矩干扰,SMC仍然保持了性能,超过了FOC,FBL和BSC.
结论:
- 滑动模式控制 (SMC) 是MEA应用中基于PMSM的飞行控制激活的最有效的控制器.
- SMC提供了增强的稳定性,更快的响应和最小的稳定状态误差,这对于可靠的飞机操作至关重要.
- 该研究验证了SMC适用于面临参数不确定性和外部干扰的MEA系统的适用性.
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