基于NSGA-ⅡTOPSIS法的横波可控震源振动器平板疲劳寿命优化
陈振,冉庆杰,英晓洋,陈能鹏,魏超成,王乔木

Fatigue life optimization of sheer wave vibroseis vibrator baseplate based on NSGA-Ⅱ and TOPSIS method
Zhen CHEN,Qingjie RAN,Xiaoyang YING,Nengpeng CHEN,Chaocheng WEI,Qiaomu WANG
表2 不同焊接工艺参数下振动器平板的各向最大焊接残余应力
Table 2 Maximum welding residual stresses in all directions of vibrator baseplate under different welding process parameters
焊接速度/(mm/s)

焊接层间

温度/℃

最大焊接残余应力/MPa
XYZ
6100490.75185.90110.83
150490.67168.63102.93
200489.55153.9893.24
250488.44150.0590.42
8100470.42186.93135.47
150498.04165.73112.91
200496.80153.67100.52
250523.02169.67118.79
10100460.20114.02108.28
150499.89110.4881.70
200493.83131.1398.51
250501.36170.83115.58
12100501.91128.10100.62
150529.27135.3294.56
200514.95141.41108.94
250511.10136.43125.22