磁流变液阻尼器控制下的水电机组参数敏感性分析

张凯文,王雪妮,马震岳,张金剑,张雷克,陈丽俊

Sensitivity analysis of hydroelectric unit parameters controlled by magnetorheological fluid dampers

Kaiwen ZHANG,Xueni WANG,zhenyue MA,Jinjian ZHANG,Leike ZHANG,Lijun CHEN

表 2 水力发电机组轴系参数及取值范围

Tab.2 Parameters and value ranges of shaft system for hydroelectric generating units

参数 取值范围 转子质量偏心e01/mm 0.5~1.5 转轮质量偏心e02/mm 0.5~1.5 转子阻尼c1/(N·s·m−1) 0.5×105~1.5×105 转轮阻尼c2/(N·s·m−1) 1.0×105~2.0×105 组合轴承阻尼c3/(N·s·m−1) 0.5×105~1.5×105 水导轴承阻尼c4/(N·s·m−1) 0.5×105~1.5×105 大轴抗弯刚度ke/(N·m2) 0.6×109~1.6×109 组合轴承刚度k3/(N·m−1) 0.6×109~1.6×109 水导轴承刚度k4/(N·m−1) 0.6×109~1.6×109 转子碰摩刚度kr1/(N·m−1) 0.6×109~1.6×109 转轮碰摩刚度kr2/(N·m−1) 0.5×109~1.5×109 定转子平均气隙δ0/mm 1.0~2.0 励磁电流If/A 200~1 000