1/*! 2 * \file castemnortonrk2-rk54.mtest 3 * \brief 4 * \author Helfer Thomas 5 * \brief 09 avril 2013 6 */ 7 8@ModellingHypothesis 'Axisymmetrical'; 9 10@PredictionPolicy 'ElasticPrediction'; 11@AccelerationAlgorithm 'AlternateSecant'; 12 13@Behaviour<umat> '@MFrontCastemBehavioursBuildPath@' 'umatnortonrk2'; 14@MaterialProperty<constant> 'YoungModulus' 150.e9; 15@MaterialProperty<constant> 'PoissonRatio' 0.3; 16@MaterialProperty<constant> 'A' 8.e-67; 17@MaterialProperty<constant> 'E' 8.2; 18 19@Real 'srr' 20.e6; 20@ImposedStress 'SRR' 'srr'; 21// Initial value of the elastic strain 22@Real 'EELRR0' 0.00013333333333333333; 23@Real 'EELZZ0' -0.00004; 24@InternalStateVariable 'ElasticStrain' {'EELRR0','EELZZ0','EELZZ0',0.}; 25// Initial value of the total strain 26@Strain {'EELRR0','EELZZ0','EELZZ0',0.}; 27// Initial value of the stresses 28@Stress {'srr',0.,0.,0.}; 29 30@ExternalStateVariable 'Temperature' 293.15; 31 32@Real 'tmax' 2500; 33@Times {0.,100. in 100, 'tmax' in 1000}; 34 35// tests on strains 36// note: EquivalentViscoplasticStrain is known at 1.e-12 (defaut value 37// for @StrainEpsilon), thus we may expect the strain to be known at 38// '3.6*1.e-9'. If pratice, things are a bit better but not much 39// better. 40@Test<function> 'ERR' 'EELRR0+A*SRR**E*t' 1.e-9; 41@Test<function> 'EZZ' 'EELZZ0-0.5*A*SRR**E*t' 1.e-10; 42@Test<function> 'ETT' 'EELZZ0-0.5*A*SRR**E*t' 1.e-10; 43@Test<function> 'ERZ' '0.' 1.e-10; 44// tests on internal state variables 45@Test<function> 'ElasticStrainRR' 'EELRR0' 1.e-12; 46@Test<function> 'ElasticStrainZZ' 'EELZZ0' 1.e-12; 47@Test<function> 'ElasticStrainTT' 'EELZZ0' 1.e-12; 48@Test<function> 'ElasticStrainRZ' '0.' 1.e-12; 49