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刘姮. 基于拓展傅里叶水电机组轴系参数敏感性研究[J]. 水电站机电技术, 2024,47(4):1-7+10+127.
刘姮. 基于拓展傅里叶水电机组轴系参数敏感性研究[J]. 2024, 47(4): 1-7+10+127.
刘姮. 基于拓展傅里叶水电机组轴系参数敏感性研究[J]. 水电站机电技术, 2024,47(4):1-7+10+127. DOI: 10.13599/j.cnki.11-5130.2024.04.001.
刘姮. 基于拓展傅里叶水电机组轴系参数敏感性研究[J]. 2024, 47(4): 1-7+10+127. DOI: 10.13599/j.cnki.11-5130.2024.04.001.
为了分析预测水轮发电机组轴系系统状态变量的变化规律,采用模块化建模方法,建立了考虑外部激励作用的水轮发电机组轴系系统非线性动力学模型;通过选取机组轴系系统参数取值范围及分布规律,采用具有全局敏感性分析优势的拓展傅里叶敏感性分析方法,对机组轴系系统参数开展敏感性分析,探究了各个轴系系统单参数及参数间耦合作用对转子和转颈位移输出响应影响的敏感程度。研究结果对保障机组轴系系统稳定工作、改善系统运行性能具有一定的指导作用。
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