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Online Articles by TrueGrid^® Users

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Validation and Verification

• FINITE ELEMENT METHOD SOLUTION UNCERTAINTY, ASYMPTOTIC SOLUTION, AND A NEW APPROACH TO ACCURACY ASSESSMENT
  by Jeffrey T. Fong, Pedro V. Marcal, Robert Rainsberger, Li Ma, N. Alan Heckert, and James J, Filliben. Proceedings of the ASME 2018 Verification and Validation Symposium, May 16-18, 2018, Minneapolis, MN, USA .
• Application of An a priori Jacobian-based Error Estimation Metric to the Accuracy Assessment of 3D Finite Element Simulation
  by Robert Rainsberger, Jeffrey T. Fong, and Pedro V. Marcal. Proceedings of the ASME 2018 Pressure Vessels and Piping Conference, July 15-20, 2018, Prague, Czech Republic.
• EFFECT OF MESH QUALITY IN FINITE ELEMENT ANALYSIS OF CRACK-TIP STRESSES IN A CIRCUMFERENTIAL SURFACE CRACK OF A PIPE ELBOW WELDMENT
  by Robert Rainsberger Jeffrey T. Fong, Pedro V. Marcal, presented at the 14th International Conference on Fracture (ICF 14), June 18-23, 2017, Rhodes, Greece.
• FINITE ELEMENT METHOD SOLUTION UNCERTAINTY, ASYMPTOTIC SOLUTION, AND A NEW APPROACH TO ACCURACY ASSESSMENT
  by Jeffrey T. Fong, Pedro V. Marcal, Robert Rainsberger, Li Ma, Alan Heckert, James Filliben, Proceedings of the Seventh Annual ASME Verification and Validation Symposium, May 16-18, 2018, Minneapolis, MN.
• Uncertainty Quantification of Stresses in a Cracked Pipe Elbow Weldment using a Logistic Function Fit, a Nonlinear Least Square Algorithm, and a Super-Parametric Method
  by Jeffrey T. Fong, James Filliben, Alan Heckert, Robert Rainsberger, Pedro V. Marcal, and Li Ma, Proceedings of ICPVT-14, September 23-26, 2015, Shanghai, China.
• Error Norm vs. Uncertainty Metric in Assessing Accuracy of the Finite Element Method
  by Pedro V. Marcal, Jeffrey T. Fong, Robert Rainsberger and Li Ma, ASME 2017 Pressure Vessels and Piping Conference Volume 2: Computer Technology and Bolted Joints Waikoloa, Hawaii, USA, July 16-20, 2017
• A Statistical Approach to Estimating a 95% Confidence Lower Limit for the Design Creep Rupture Time vs. Stress Curve When the Stress Estimate Has an Error Up to 2%
  by Jeffrey T. Fong, James J. Filliben, N. Alan Heckert, Pedro V. Marcal, Marvin J. Cohn. Proceedings of the ASM E 2016 Pressure Vessels and piping Conference PVP-2016-63350 July 17-21, 2016, Vancouver, British Columbia, Canada.
• A HIGH-ACCURACY APPROACH TO FINITE ELEM ENT ANALYSIS USING THE HEXA 27 NODE ELEMENT
  by P. V. Marcal, J. T. Fong, R. Rainsberger, and L. Ma, Proceedings of the ASM E 2016 Pressure Vessels and piping Conference PVP-2016-63715 July 17-21, 2016, Vancouver, British Columbia, Canada.
• A Super-Parametric Approach to Estimating Accuracy and Uncertainty of the Finite Element Method
  by R. Rainsberger, Jeffrey T. Fong, and Pedro V. Marcal, Proceedings of the ASM E 2016 Pressure Vessels and piping Conference PVP-2016-63890 July 17-21, 2016, Vancouver, British Columbia, Canada.
• AC 2008-2725: DESIGN OF EXPERIMENTS APPROACH TO VERIFICATION AND UNCERTAINTY ESTIMATION OF SIMULATIONS BASED ON FINITE ELEMENT METHOD
  by Jeffrey T. Fong, James J. Filliben, N. Alan Heckert, Roland DeWit.
• Uncertainty of FEM Solutions Using a Nonlinear Least Squares Fit Method and a Design of Experiments Approach
  by Jeffrey T. Fong, N. Alan Heckert, James J. Filliben, Pedro V. Marcal, Robert Rainsberger.
• Finite Element Analysis of a Pipe Elbow Weldment Creep-Fracture Problem Using an Extremely Accurate 27-Node Tri-Quadratic Shell and Solid Element Formulation
  by P. V. Marcal, J. T. Fong, R. Rainsberger, and L. Ma.
• An Intelligent Flaw Monitoring System: From Flaw Size Uncertainty to Fatigue Life Prediction with Confidence Bounds in 24 Hours
  by Jeffrey T. Fong, James J. Filliben, Alan Heckert, and Pedro V. Marcal.
• Least Squares Finite Element Interpolations for Analysis of Model Free Problem-Solving
  by Pedro V. Marcal, Jeffrey T. Fong, Robert Rainsberger.
• Development, Verification, and Validation of a Parametric Cervical Spine Injury Prediction Model
  by A.R. Bonivtch, W. L. Francis, D.E. Moravits, G.R. Paskoff, B.S. Shender, C.R. Bass, S.R. Lucas, F.A. Pintar, N. Yoganandan, M.H. Koebbe, B.H. Thacker, and D.P. Nicolella
• Beam and Truss Finite Element Verification for DYNA3D
  by Howard J. Rathbun. UCRL-TR-232789
• NAFEMS Finite Element Benchmarks for MDG Code Verification
  by R.M. Ferencz, R. Greer
• A Verification Strategy for High Velocity Penetrators
  by Alan Smith and Berend Winter