Open Access
表1
典型设备舱结构振动环境预计模型预计误差
| 预计工况 | 预计均方根值/g | 测试均方根值/g | 误差百分比/% | |
| 工况1 | X方向 | 1.054 | 1.115 | 5.5 |
| Y方向 | 1.000 | 0.900 | 10.9 | |
| Z方向 | 0.665 | 0.734 | 9.4 | |
| 工况2 | X方向 | 0.223 | 0.260 | 14.3 |
| Y方向 | 0.294 | 0.265 | 11 | |
| Z方向 | 0.224 | 0.232 | 3.4 | |
| 工况3 | X方向 | 0.345 | 0.386 | 9.4 |
| Y方向 | 0.433 | 0.360 | 16.8 | |
| Z方向 | 0.347 | 0.335 | 3.5 | |
| 工况4 | X方向 | 0.190 | 0.223 | 14.7 |
| Y方向 | 0.310 | 0.389 | 20.3 | |
| Z方向 | 0.230 | 0.201 | 12.6 | |
| 工况5 | X方向 | 0.912 | 0.880 | 3.6 |
| Y方向 | 1.156 | 0.918 | 20.5 | |
| Z方向 | 0.824 | 0.809 | 1.8 | |
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