Detailed Parametric Investigation and Optimization of a Composite Wing with High Aspect Ratio

Table 7

Structural performance of different ply angles.

Ply angle	Maximum deformation (mm)	Maximum stress of the upper wing (MPa)	Maximum stress of the lower wing (MPa)	Maximum Inverse Reserve Factor of the upper wing	Maximum Inverse Reserve Factor of the lower wing
±45	564.55	440.19	447.24	0.86126	0.85697
45/0	493.56	449.53	434.73	0.83945	0.86403
90/0	456.47	420.91	420.5	0.80798	0.79399
45/90	485	434.27	432.86	0.82485	0.77961
±45/90	470.46	420.91	416.36	0.73191	0.72532
±45/0/90	420.56	365.37	363.24	0.60421	0.61564