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Table 1 Convergence of collapse multipliers of clamped square plate subjected to uniform pressure versus various DOFs

From: RETRACTED ARTICLE: A limit analysis of Mindlin plates using the cell-based smoothed triangular element CS-MIN3 and second-order cone programming (SOCP)

Boundary condition

Method

Degrees of freedom

Reference solution [38] with 867 DOFs

  

75

146

243

363

507

 

Clamped

MIN3

67.2856

25.8273

17.7147

14.8945

13.5918

12.314

CS-MIN3

29.0137

16.9008

14.2239

13.1852

12.6364

Supported

MIN3

14.169

8.597

7.1727

6.6701

6.4414

6.289

 

CS-MIN3

9.4622

7.1383

6.5829

6.3688

6.265

 
  1. Basic load p = M p /L 2.