34th Congress of the International Council of the Aeronautical Sciences

04.1 - Aerospace Grade Materials, Structural Analysis, Fatigue and Damage Tolerance

ELASTIC/PLASTIC SEMI-ANALYTICAL METHOD FOR ARBITRARY CURVED SURFACES OF SCARF REPAIRED COMPOSITES

Y. Liu¹, B. Liu¹; ¹Northwestern Polytechnical University, China

The stress distribution calculating and optimizing method for arbitrary shape adhesive layer of scarf repaired composites proposed in this paper is more accurate than previous semi-analytical methods. And the optimization algorithm could significantly improve the carrying capability of scarf repaired composite laminates, which provides an efficient way to evaluate and aid design of scarf repair.


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