Research Article

Thermal-Structural Analysis of the Support Structure for a Modular Space Deployable Antenna

Table 2

Statistical analysis of thermal stress and deformations.

Time (s)Maximum deformation (mm)Deformation at the upper centroid (mm)Maximum stress of chord rod (MPa)Maximum stress of cable (MPa)Maximum stress of constraint (MPa)

132.0513.1550.6747.943.94
18032.0013.1250.5647.833.93
36031.7513.0250.1747.463.9
54030.9012.6648.8146.183.8
72028.5411.7145.1242.73.51
90023.259.5336.7634.792.85
108013.375.4821.1320.011.63
1260−1.51−0.62−2.38−2.26−0.18
1440−18.97−7.74−29.94−28.42−2.30
1620−33.02−13.45−52.90−50.30−4.05
1710−37.44−15.26−59.53−56.54−4.56
1800−39.02−15.91−61.92−58.84−4.72
1915−37.44−14.77−59.53−56.54−4.56
1980−33.02−13.45−52.90−50.30−4.05
2160−18.97−7.74−29.94−28.42−2.30
2340−1.51−0.62−2.38−226−0.18
252013.375.4821.1320.011.63
270023.259.5336.7634.792.85
288028.5411.7145.1242.73.51
306030.9012.6648.8146.183.8
324031.7513.0250.1747.463.9
342032.0013.1250.5647.833.93
360032.0513.1550.6747.943.94