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New FE formulation for Fretting fatigue crack initiation

New FE formulation for Fretting fatigue crack initiation. Presenter : MohammadZamaan Sadeghi Supervisor : Prof. Magd Abdel Wahab. Crack propagation, . Crack lifetime in Fretting Fatigue. Crack initiation, up 90 % total lifetime. Total Fatigue Life; .

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New FE formulation for Fretting fatigue crack initiation

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  1. New FE formulation for Fretting fatigue crack initiation Presenter: MohammadZamaanSadeghi Supervisor: Prof. Magd Abdel Wahab

  2. Crack propagation, Crack lifetime in Fretting Fatigue Crack initiation, up 90 % total lifetime Total Fatigue Life;

  3. Fracture in a gasturbine disc/shaftconnection due to Fretting Fatigue phenomena

  4. New FE framework for Fretting fatigue crack initiation Input parameters for Fretting Fatigue FE model Applying cohesive elements and XFEM in the contact area Fretting Fatigue condition Simulation of the model for one cycle Applying damage degradation by using UEL Rupture Crack initiation and propagation

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