Mats Sigvant

Visar 20 publikationer

2010

Dtermination of the formability of DP-steels by a combination of experimental methods and FE-simulations

Mats Sigvant, Kjell Mattiasson, Mats Larsson
Proceedings of IDDRG'10, The International Deep Drawing research Group, May 31-June 02, Graz, Austria, p. 195-204
Paper i proceeding
2009

A viscous pressure bulge test for the determination of a plastic hardening curve and equibiaxial material data

Mats Sigvant, Kjell Mattiasson, Henk Vegter et al
International Journal of Material Forming. Vol. 2 (4), p. 235-242
Artikel i vetenskaplig tidskrift
2008

Influence of constitutive equations on the accuracy of prediction in sheet metal forming simulation

Dorel Banabic, Dan Sorin Comsa, Matthias Sester et al
Proceedings of NUMISHEET 2008, Editor Pavel Hora, p. 37-42
Paper i proceeding
2008

On the role of strain rate in in FE-simulation of sheet forming processes

Kjell Mattiasson, Mats Sigvant, Mats Larsson
Proceedings of NUMISHEET 2008, Editor Pavel Hora, p. 223-228
Paper i proceeding
2008

Issues in connection to the prediction of strain localization in metal sheets

Kjell Mattiasson, Mats Sigvant, Mats Larsson
Proceedings of the 11th International Esaform Conference on Material Forming, Lyon, France, April 23-25, 2008
Paper i proceeding
2008

An evaluation of some recent yield criteria for industrial simulations of sheet forming processes

Kjell Mattiasson, Mats Sigvant
International Journal of Mechanical Sciences. Vol. 50, p. 774-787
Artikel i vetenskaplig tidskrift
2008

THE DEFINITION OF INCIPIENT NECKING AND ITS IMPACT ON EXPERIMENTALLY OR THEORETICALLY DETERMINED FORMING LIMIT CURVES

Mats Sigvant, Kjell Mattiasson, Mats Larsson
Proceedings of IDDRG'08, The International Deep Drawing research Group, June 16-18, Olofström, Sweden, Edited by Nader Asnafi
Paper i proceeding
2007

Theoretical and experimental sheet metal failure evaluation

Kjell Mattiasson, Mats Sigvant, Mats Larsson
Proceedings of IDDRG'07, The international deep drawing research group, May 21-23, 2007, Györ, Hungary, p. 185-194
Paper i proceeding
2007

On the prediction of plastic instability in metal sheets

Kjell Mattiasson, Mats Sigvant, Mats Larsson
Proceedings of NUMIFORM'07, The 9th international conference on numerical methods in industrial forming processes, June 17-21, 2007, Porto, Portugal, AIP Conference proceedings 908. Vol. 1, p. 129-134
Paper i proceeding
2007

Industrial experiences of stochastic simulations of sheet metal forming

Mats Sigvant, Kjell Mattiasson, Anders Skogsgårdh
Proceedings of the conference: Application of Stochastics and Optimization methods, March 14-15, 2007, Zurich, Switzerland
Paper i proceeding
2007

Some observations on failure prediction in sheet metal forming

Mats Larsson, Kjell Mattiasson, Mats Sigvant
Proceedings of The 6th European LS-DYNA Users' Conference, May 29-30, 2007, Göteborg, Sweden, p. 5.93-5.102
Paper i proceeding
2006

New non-quadratic yield locus models and their influence on the accuracy of the FEA

Kjell Mattiasson, Mats Sigvant
FLC-Zurich 06, Numerical and experimental methods in prediction of forming limits in sheet forming and tube hydroforming processes, Eds: Hora and Krauer, Zurich, Switzerland, p. 61-63
Paper i proceeding
2006

Methods for forming limit prediction in ductile metal sheets

Kjell Mattiasson, Mats Sigvant, Mats Larsson
Proceedings of IDDRG'06, Eds: Santos and Barata da Rocha, Porto, Portugal, p. 1-9
Paper i proceeding
2006

On necking prediction in ductile metal sheets

Kjell Mattiasson, Mats Sigvant
Proceedings of ESAFORM 2006 - The 9th international conference on material forming, Eds: Juster and Rosochowski, Glasgow, UK, p. 335-338
Paper i proceeding
2005

Some aspects on material modeling in industrial sheet forming simulations

Kjell Mattiasson, Mats Sigvant
Proceedings of Computational Plasticity VIII, Eds: Owen, Oñate, Suárez, Barcelona, Spain. Vol. 1, p. 279-282
Paper i proceeding
2005

ON THE CHOICE OF YIELD CRITERION FOR INDUSTRIAL SHEET FORMING SIMULATIONS

Kjell Mattiasson, Mats Sigvant
Proceedings of IDDRG 2005, Besancon, France
Paper i proceeding
2005

FE-Simulation Of Hemming In The Automotive Industry

Mats Sigvant, Kjell Mattiasson
NUMERICAL SIMULATION OF 3D SHEET METAL FORMING PROCESSES: 6th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes; NUMISHEET 2005, AIP Conference Proceedings 778
Paper i proceeding
2005

On The Influence Of The Yield Locus Shape In The Simulation Of Sheet Stretch Forming

Kjell Mattiasson, Mats Sigvant
NUMERICAL SIMULATION OF 3D SHEET METAL FORMING PROCESSES: 6th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes; NUMISHEET 2005, AIP Conference Proceedings 778
Paper i proceeding
2004

Material Characterization and Modeling for Industrial Sheet Forming Simulations

Kjell Mattiasson, Mats Sigvant
MATERIALS PROCESSING AND DESIGN: Modeling, Simulation and Applications NUMIFORM 2004, AIP Conference Proceedings 712
Paper i proceeding
2003

The Hemming Process: A Numerical and Experimental Study

Mats Sigvant
Doktorsavhandling

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