直升机主减速器传动系统振动预测孪生建模技术研究

陈龙,刘捷舟,肖钊,陈立锋,丁撼,唐进元,田一

Research on twin modeling for vibration prediction of transmission system of helicopter's main gearbox

Long CHEN,Jiezhou LIU,Zhao XIAO,Lifeng CHEN,Han DING,Jinyuan TANG,Yi TIAN

表2 传动系统振动预测试验数据集

Table 2 Data set for vibration prediction of transmission system

参数 数值 ni/(r/min) 20 085 19 891 … 19 892 2 000 Mi/(N·m) 355 522 … 682 695 pi/MPa 0.43 0.42 … 0.42 0.42 qi/(L/min) 24.8 24.9 … 24.8 24.9 Ti/℃ 71.0 71.0 … 71.0 71.0 T1/℃ 116.7 116.9 … 107.0 97.3 T2/℃ 109.8 102.0 … 102.0 92.2 T3/℃ 57.3 69.3 … 72.0 52.5 ao, h/g 8.4 10.6 … 14.3 19.5 ao, v/g 5.4 9.8 … 15.7 18.4 ao, a/g 5.7 5.9 … 8.4 9.5 ARMS/g 6.10 5.52 … 10.13 10.13