燃气调节阀低扭矩优化设计及试验研究
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刘广奥,陈英龙,罗畅敏,闫博,高飞
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Optimization design and experimental study of gas control valve with low torque
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Guang'ao LIU,Yinglong CHEN,Changmin LUO,Bo YAN,Fei GAO
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| 表3 机械摩擦扭矩响应面回归模型方差分析结果 |
| Table 3 Variance analysis results of response surface regression model for mechanical friction torque |
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| 方差来源 | 均方 | 自由度 | 离差平方和 | F值 | P值 |
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| 模型 | 470.95 | 9 | 52.33 | 149.35 | <0.000 1 | | A | 382.26 | 1 | 382.26 | 1 090.9 | <0.000 1 | | B | 2.83 | 1 | 2.83 | 8.08 | 0.036 1 | | C | 21.32 | 1 | 21.32 | 60.85 | 0.000 6 | | AB | 0.360 0 | 1 | 0.360 0 | 1.03 | 0.357 3 | | AC | 8.64 | 1 | 8.64 | 24.67 | 0.004 2 | | BC | 0.016 9 | 1 | 0.016 9 | 0.048 2 | 0.834 9 | | A2 | 53.53 | 1 | 53.53 | 152.77 | <0.000 1 | | B2 | 0.166 7 | 1 | 0.166 7 | 0.475 9 | 0.521 0 | | C2 | 3.79 | 1 | 3.79 | 10.80 | 0.021 8 | | 残差 | 1.75 | 5 | 0.350 4 | — | — | | 失拟度 | 1.45 | 3 | 0.484 5 | 3.25 | 0.244 3 | | 总离差 | 472.70 | 14 | — | — | — | | 决定系数 | 0.996 3 | — | — | — | — | | 调整系数 | 0.989 6 | — | — | — | — |
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