Introduction to Aircraft Structural Analysis (Elsevier Aerospace Engineering)

20.3 Beams Having Variable Stringer Areas 573

Fig.20.9

Change in boom loads/unit length of beam.

Fig.20.10

Equilibrium of boom.

or

q 23 =q 12 −43.8

Similarly,

q 34 =q 23 −32.85=q 12 −76.65

q 45 =q 34 +32.85=q 12 −43.8

q 56 =q 45 +43.8=q 12

q 61 =q 45 +32.85=q 12 +32.85