Research Article
Deformation Reconstruction and High-Precision Attitude Control of a Launch Vehicle Based on Strain Measurements
Table 6
Properties of the launch vehicle structural model.
| | Section | Initial coordinate (m) | Length (m) | Thickness (mm) | Mass (kg) | Density (kg/m3) | Young’s modulus (GPa) |
| | Aft stage | 0 | 1.2 | 5.0 | 15.0 | 2780 | 72.4 | | LOX 1 | 1.2 | 5.6 | 5.0 | 266.7 | 2780 | 72.4 | | Fuel 1 | 6.8 | 4.4 | 5.0 | 213.3 | 2780 | 72.4 | | Inter stage | 11.2 | 1.5 | 5.0 | 20.3 | 2780 | 72.4 | | LOX 2 | 12.7 | 0.9 | 5.0 | 58.3 | 2780 | 72.4 | | Fuel 2 | 13.6 | 0.8 | 5.0 | 66.7 | 2780 | 72.4 | | Forward stage | 14.4 | 0.2 | 5.0 | 10.2 | 2780 | 72.4 | | Fairing | 14.6 | 1.6 | 3.0 | 31.4 | 4430 | 112 |
|
|
