ABAQUS user subroutines for the simulation of viscoplastic - loicz

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** *RESTART, WRITE, FREQUENCY=1000 ** *NODE FILE, FREQUENCY=0 *EL FILE, FREQUENCY=0 *NODE PRINT, FREQUENCY=0 *EL PRINT, FREQUENCY=0 *PRINT, FREQUENCY=0 *END STEP ** ** Step 7 ** *STEP, INC=90000000 *VISCO, CETOL=1.0E-10 .01, 49.50, , 1. ** *RESTART, WRITE, FREQUENCY=100 ** *NODE FILE, FREQUENCY=0 *EL FILE, FREQUENCY=0 *NODE PRINT, FREQUENCY=0 *EL PRINT, FREQUENCY=0 *PRINT, FREQUENCY=0 *END STEP ** ** Step 8 ** *STEP, INC=90000000 *VISCO, CETOL=1.0E-10 1., 60000.00, , 5. ** *RESTART, WRITE, FREQUENCY=20000 ** *NODE FILE, FREQUENCY=0 *EL FILE, FREQUENCY=0 *NODE PRINT, FREQUENCY=0 *EL PRINT, FREQUENCY=0 *PRINT, FREQUENCY=0 *END STEP ** ** Step 9 ** *STEP, INC=90000000 *VISCO, CETOL=1.0E-10 5., 1000000.00, , 5. ** *RESTART, WRITE, FREQUENCY=200 ** *NODE FILE, FREQUENCY=0 *EL FILE, FREQUENCY=0 *NODE PRINT, FREQUENCY=0 *EL PRINT, FREQUENCY=0 *PRINT, FREQUENCY=0 *END STEP 42
7.3 Appendix 3: Single crystal plate containing a hole — the anisotropic creep and damage model of BERTRAM, OLSCHEWSKI & QI *HEADING plate 10x10x0.5, hole radius 0.5, Non-symm C3D8I, r15-h10-b10-t3, bias: r10-h1-b1-t2, I-DEAS 06-Mar-01 *NODE, SYSTEM=R 1, 3.5355339E-01,-3.5355339E-01, 2.5000000E-01 2, 4.2009962E-01,-4.2009962E-01, 2.5000000E-01 3, 5.0002275E-01,-5.0002275E-01, 2.5000000E-01 ... 5294,-4.5000000E+00,-5.0000000E+00, 1.9248187E-01 5295,-4.5000000E+00,-5.0000000E+00, 1.1616359E-01 5296,-4.5000000E+00,-5.0000000E+00, 0.0000000E+00 *ELEMENT,TYPE=C3D8I ,ELSET=E0000001 1, 1, 2, 18, 17, 65, 66, 82, 81 2, 2, 3, 19, 18, 66, 67, 83, 82 3, 3, 4, 20, 19, 67, 68, 84, 83 4, 4, 5, 21, 20, 68, 69, 85, 84 5, 5, 6, 22, 21, 69, 70, 86, 85 ... *SOLID SECTION,ELSET=E0000001,MATERIAL=M0000001 *MATERIAL,NAME=M0000001 *USER MATERIAL, CONSTANTS=14 ** ** SRR99, 760 deg C ** ***alfa0 alfa1 alfa2 B[MPa*h] n p m n1 1.0, 0.0, 0.5, 1442.0, 14.133, 0.45489, 51.852, -0.31326 *** Dcr, phi1, phi2, phi3 Dkey, Ckey **** ( Dkey < or = 0: do not consider damage) **** ( Ckey must be –1.0, only UMAT-developer may change it!) 0.9, 0.0, 0.0, 0.0, 1.0, -1.E8 *DEPVAR 36 ** *USER SUBROUTINE, INPUT=/wms12/weiqi/umats/single/d-scsrr99.f ** ** loading !! the unit is h !! ** *RESTART, WRITE, FREQUENCY=1000 ** *STEP, INC=90000000, NLGEOM *VISCO, CETOL=1.0E-10 0.0001, 0.001, , 0.0001 ** auflagerung *BOUNDARY,OP=NEW BS000001, 1,, .00000E+00 BS000002, 2,, .00000E+00 3344, 1, 2, .00000E+00 3680, 1, 2, .00000E+00 4016, 1, 2, .00000E+00 BS000003, 3,, .00000E+00 BS000004, 1,, .00000E+00 BS000004, 3,, .00000E+00 BS000005, 2, 3, .00000E+00 3008, 1, 3, .00000E+00 ** ** loading 43
Page 1 and 2: Technical Note GKSS/WMS/01/5 intern
Page 4 and 5: 0. Nomenclature 3 1. Introduction 7
Page 6 and 7: R ∞ Wi Z I , Z D Zij 6 saturated
Page 8 and 9: W internal variable, eq. (20b) four
Page 10 and 11: where S is the CAUCHY stress tensor
Page 12 and 13: 12 0 for x ≤ xm 1 h(x) = 2 1− c
Page 14 and 15: flow rule: E Ý i = p Ý ˜ S ′
Page 16 and 17: 16 −1 −1 D1 = 0 , L1 = 0, Z i1
Page 18 and 19: parameters of Tables 2 and 3, and t
Page 20 and 21: 20 Fig. 1. Experiments and model pr
Page 22 and 23: 22 Fig. 3. Contour plots of the max
Page 24 and 25: 24 Fig. 5. Contour plots of directi
Page 26 and 27: 26 Fig. 6. FE-mesh and loading cond
Page 28 and 29: 28 Fig. 13. FE-mesh and loading con
Page 30 and 31: proove that the model performs well
Page 33 and 34: 6. References AI, S.H.; LUPINC, V.
Page 35 and 36: 7. Appendices: ABAQUS-Inputfiles 7.
Page 37 and 38: ** auflagerung ** *BOUNDARY, OP=NEW
Page 39 and 40: ** E, nu, Do, n, K1, K2, K3, m1 149
Page 41: ** ====== 2. load ein ** *STEP, INC
Page 45 and 46: *NODE FILE, FREQUENCY=0 *EL FILE, F
Page 47 and 48: 7.4 Appendix 4: TiAl turbine blade
Page 49 and 50: *AMPLITUDE, NAME=CYCLEONE, DEFINITI

ABAQUS user subroutines for the simulation of viscoplastic - loicz

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