The stiffened top skin of a wing structure is modelled as a panel has simply supported edges as shown in the figure below. Oc a The sheet is 4.7 mm thick and the stringers are spaced at b 0.6 m. Assume the dimension of the panel in spanwise direction is much longer than the chordwise direction. The material constants are: E 70 x 10 N/m2, Poisson's ratio v0.34. Determine the spanwise stress at which the sheet between the stringers will begin to buckle. Give your answer in MPa to three decimal places.

The stiffened top skin of a wing structure is modelled as a panel has simply supported edges as shown in the figure below. Oc a The sheet is 4.7 mm thick and the stringers are spaced at b 0.6 m. Assume the dimension of the panel in spanwise direction is much longer than the chordwise direction. The material constants are: E 70 x 10 N/m2, Poisson's ratio v0.34. Determine the spanwise stress at which the sheet between the stringers will begin to buckle. Give your answer in MPa to three decimal places.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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