Shengfan Bi

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Questions related from Shengfan Bi

How to Predict Fracture Strength of Crack-free Specimens Using Stress Intensity Factor (SIF)?

Dear Researchers, A thin metallic strip with a central hole (Fig.1) from aviation equipment fractured under quasi-static uniaxial tensile loading at the design load (test results in Fig.2). I aim...

19 August 2025 8,222 6 View

Will there be singularities when using conformal mapping to solve boundary value problems?

Dear Researchers, I am using the classical Muskhelishvili method to solve plane stress problems in perforated plates with cracks. By introducing a conformal mapping function, the hole boundary is...

04 June 2024 3,244 0 View

Are There Advanced Methods for Investigating Crack Propagation Mechanisms in Rectangular Steel Specimens under Impact Loading?

Dear researchers, A rectangular steel plate specimen with a central diamond-shaped defect is subjected to uniaxial loading, as shown in the figure. I aim to investigate the mechanisms of crack...

08 May 2024 5,045 1 View

How to investigate transient fracture mechanisms and crack distribution in thin steel plates with holes under high loading rates?

Dear researchers, I am currently researching the issue of fracture in thin steel plates containing holes. Some scholars have already conducted static tensile fracture tests on plates with holes...

05 June 2023 3,588 1 View

How to derive analytical solution for stress intensity factor of a crack in a plate with a circular hole?

I am currently deriving the stress intensity factor for a crack at the edge of a circular hole in a plate. The integral form of the stress intensity factor is as follows: I would like to inquire...

11 May 2023 6,634 9 View