LI Rui-xiong, CHEN Wu-jun, FU Gong-yi, ZHAO Jun-zhao. NUMERICAL SIMULATION AND PARAMETRIC STUDY ON FLATTENING AND WRAPPING PROCESS OF LENTICULAR WRAPPED-RIB[J]. Engineering Mechanics, 2011, 28(11): 244-250.
Citation: LI Rui-xiong, CHEN Wu-jun, FU Gong-yi, ZHAO Jun-zhao. NUMERICAL SIMULATION AND PARAMETRIC STUDY ON FLATTENING AND WRAPPING PROCESS OF LENTICULAR WRAPPED-RIB[J]. Engineering Mechanics, 2011, 28(11): 244-250.

NUMERICAL SIMULATION AND PARAMETRIC STUDY ON FLATTENING AND WRAPPING PROCESS OF LENTICULAR WRAPPED-RIB

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  • Received Date: March 15, 2010
  • Revised Date: May 23, 2010
  • By using ABAQUS package, a complete finite element model was built for the flattening and wrapping process of a CFRP composite lenticular wrapped-rib, the strong nonlinear numerical simulation analysis was achieved successfully, and the structural behavior was evaluated comprehensively. The parametric study was carried out subsequently through the analysis of a whole flattening and wrapping process, including different parameters for CFRP composite (ply lay-out, layers, thickness) and different geometrical parameters (reel diameter, sectional diameter, flatness ratio) of the lenticular wrapped-rib. The structural characteristics were investigated and compared for each case, and the essential behavior features were obtained for each case, such as the stress, strain, energy and wrapping moment. The numerical procedure and results are available to the rational design of the wrapped-rib and development of a prototype.
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