燃气调节阀低扭矩优化设计及试验研究
刘广奥,陈英龙,罗畅敏,闫博,高飞

Optimization design and experimental study of gas control valve with low torque
Guang'ao LIU,Yinglong CHEN,Changmin LUO,Bo YAN,Fei GAO
表4 泄漏量响应面回归模型方差分析结果
Table 4 Variance analysis results of response surface regression model for leakage rate
方差来源均方自由度离差平方和FP
模型111.06912.3483.33<0.000 1
A70.39170.39475.33<0.000 1
B4.6714.6731.510.002 5
C0.110 510.110.745 90.427 3
AB1.2111.218.170.035 5
AC0.469 210.469 23.170.135 2
BC0.0610.060.405 30.552 3
A233.84133.84228.54<0.000 1
B21.0111.016.810.047 7
C20.240 110.240 11.620.258 9
残差0.740 450.148 1
失拟度0.740 430.246 8
总离差111.8014
决定系数0.993 4
调整系数0.981 5