\u3053\u308c\u3067\u6700\u5f8c\u3002<\/p>\r\n
________________________ ALE ___________________\u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0 \u3053\u308c\u3067\u6700\u5f8c\u3002 ________________________ ALE ___________________\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0Keyword: *CONSTRAINED_LAGRANGE_IN_S […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/posts\/255"}],"collection":[{"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/comments?post=255"}],"version-history":[{"count":3,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/posts\/255\/revisions"}],"predecessor-version":[{"id":258,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/posts\/255\/revisions\/258"}],"wp:attachment":[{"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/media?parent=255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/categories?post=255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.advancae.com\/blog1\/wp-json\/wp\/v2\/tags?post=255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Keyword: *CONSTRAINED_LAGRANGE_IN_SOLID \u00a0
\u00a0 Fix PFACMM=3 option.
\u00a0
Keyword: *DATABASE_GLSTAT, *DATABASE_MATSUM, *DATABASE_ALE_MAT \u00a0
\u00a0 Improve writing of internal energy for ALE parts.
\u00a0
Keyword: *CONTROL_ALE \u00a0
\u00a0 Invoke preferred multi-material ALE advection method for explosive
\u00a0 simulations by setting DCT = -1.
\u00a0
Keyword: *ALE_FAIL_SWITCH_MMG \u00a0
\u00a0 Support ALE Multimaterial Group switching for failed material in MPP.
\u00a0
Keyword: *ALE_FSI_PROJECTION \u00a0
\u00a0 Fix bug affecting this command in MPP.
\u00a0
Keyword: *CONTROL_EXPLOSIVE_SHADOW_SET \u00a0
\u00a0 Implement this feature for MPP.
\u00a0
Keyword: *DATABASE_FSI \u00a0
\u00a0 Correct the computation of the mass flux.
\u00a0
Keyword: *CONTROL_ALE, *EOS_JWLB \u00a0
\u00a0 Initialize the *EOS_JWLB pressure with PREF and the relative volume (ALE
\u00a0 formulation).
\u00a0
Keyword: *INITIAL_STRESS_DEPTH \u00a0
\u00a0 Initialize the stress for each ALE group.
\u00a0
Keyword: *ALE_AMBIENT_HYDROSTATIC, *INITIAL_HYDROSTATIC_ALE \u00a0
\u00a0 For these commands, add in support for *EOS_GRUNEISON but at significant
\u00a0 cost owing to an iterative algorithm.
\u00a0
________________________ SPH ___________________<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0
Keyword: *…_SPH \u00a0
\u00a0 Fix bugs related to SPH with thermal solver.
\u00a0
Keyword: *MAT_072, _173, _241 \u00a0
\u00a0
\u00a0 Add *MAT_072 for SPH.
\u00a0
\u00a0 Add *MAT_MOHR_COULOMB for SPH but no support for material’s LOCAL=1
\u00a0 option.
\u00a0
\u00a0 Add *MAT_JOHNSON_HOLMQUIST_JH1 for SPH.
\u00a0
Keyword: *SECTION_SPH \u00a0
\u00a0 Output bulk viscosity energy of SPH as hourglass energy.
\u00a0
Keyword: *DEFINE_SPH_TO_SPH_COUPLING \u00a0
\u00a0 Fix read error for multiple *DEFINE_SPH_TO_SPH_COUPLING.
\u00a0
Keyword: \u00a0
\u00a0 Update bulk viscosity of SPH for MPP to conserve the total energy.
\u00a0
Keyword: *CONTROL_SPH \u00a0
\u00a0 Update strain calculation (due to circumferential velocity) for SPH
\u00a0 axisymmetry option.
\u00a0
Keyword: *CONTROL_SPH, *DEFINE_SPH_TO_SPH_COUPLING \u00a0
\u00a0 Implement SPH CONT=1 and SPH-to-SPH coupling for MPP.
\u00a0
________________________ EFG ___________________\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0
Keyword: *MAT_267 \u00a0
\u00a0 Add EFG compatibility to the *MAT_EIGHT_CHAIN rubber model.
\u00a0
________________________ *IMPLICIT ___________________\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0
Keyword: *CONTROL_IMPLICIT_AUTO \u00a0
\u00a0 Fix bug in implicit auto time stepping combined with keypoints.
\u00a0
Keyword: *CONTROL_IMPLICIT_AUTO \u00a0
\u00a0 Fix bug when using thermal dependent materials and auto time stepping in implicit.
\u00a0
Keyword: *CONSTRAINED_JOINT, *CONTROL_RIGID \u00a0
\u00a0 Fix issues with the SMP and MPP implementations of the implicit (LM) joints.
\u00a0
Keyword: *BOUNDARY_CYCLIC \u00a0
\u00a0 Fix MPP implicit implementation of cyclic symmetry boundary conditions.
\u00a0
Keyword: *CONTROL_IMPLICIT_CONSISTENT_MASS \u00a0
\u00a0 Fix bug in *CONTROL_IMPLICIT_CONSISTENT_MASS (MPP only).
\u00a0
Keyword: *CONTROL_IMPLICIT_GENERAL \u00a0
\u00a0 Properly handle the switching between explicit to implicit
\u00a0 in the case of large rotations of rigid bodies.
\u00a0
Keyword:\u00a0 *INTERFACE_LINKING_… \u00a0
\u00a0 Fix MPP Implicit’s treatment of *INTERFACE_LINKING_… to
\u00a0 match the year old changes to this feature for MPP Explicit.
\u00a0
Keyword: *DATABASE_SPCFORC \u00a0
\u00a0 Fix output of spc forces in implicit.
\u00a0
Keyword: *DATABASE_option \u00a0
\u00a0 Fix incorrect output to spcforc for implicit.
\u00a0
\u00a0 Fix MPP Implicit error in collecting and reporting forces
\u00a0 due to certain constraints.
\u00a0
Keyword: n\/a \u00a0
\u00a0 Tune up implicit memory requirements output.
\u00a0
Keyword: *CONTROL_IMPLICIT_CONSISTENT_MASS \u00a0
\u00a0 Add consistent mass matrices for
\u00a0 solid types 1, 2, 10, 15; beam type 1, 2, 3, 4, 5.
\u00a0
Keyword: *CONSTRAINED_JOINT_… \u00a0
\u00a0 Fix handling of joints in the presence of curve-based implicit
\u00a0 switching.
\u00a0
Keyword: *SECTION_BEAM, *CONTROL_IMPLICIT_GENERAL \u00a0
\u00a0 Stiffness matrix of type 2 beam was broken when IGS=1 (geometric stiffness).
\u00a0
Keyword: *ELEMENT_DISCRETE \u00a0
\u00a0 Disable velocity dependent dampers for implicit static solution.
\u00a0
Keyword: *MAT_054, *MAT_055 \u00a0
\u00a0 Enable implicit solutions with solids comprised of
\u00a0 *MAT_ENHANCED_COMPOSITE_DAMAGE.
\u00a0
Keyword: *CONTROL_IMPLICIT_EIGENVALUE \u00a0
\u00a0
\u00a0 Fix stress output for implicit mode shapes.
\u00a0
\u00a0 Fix improper handling of *CASE for implicit eigenvalue analysis.
\u00a0
Keyword: *CONTROL_IMPLICIT_… \u00a0
\u00a0
\u00a0 Fix the output to implicit databases (d3eigv, d3mode, d3iter) for
\u00a0 10-noded tetrahedra.
\u00a0
\u00a0 Fix MPP writing of d3eigv for large problems.
\u00a0
Keyword: *CONTROL_IMPLICIT_SOLUTION \u00a0
\u00a0 Bug fix in implicit nonlinear solver 12.
\u00a0
Keyword: *CONTROL_IMPLICIT_STATIC_CONDENSATION \u00a0
\u00a0 Fix bug of incorrectly sorted nodes for
\u00a0 *CONTROL_IMPLICIT_STATIC_CONDENSATION.
\u00a0
________________________ Thermal ___________________\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0<\/strong>
Keyword: *CONSTRAINED_SPOTWELD \u00a0
\u00a0 The 2 nodes identified by this keyword will be constrained to the same
\u00a0 temperture in a thermal only problem or in a coupled thermal
\u00a0 mechanical problem.
\u00a0
Keyword: *CONTROL_THERMAL_SOLVER, *MAT_244 \u00a0
\u00a0 The parameter TSF (thermal speedup factor) on the *CONTROL_THERMAL_SOLVER
\u00a0 keyword will automatically scale the kinetic rate equations used in
\u00a0 *MAT_UHS_STEEL. TSF is used for time scaling, such as when the punch speed is
\u00a0 artificially increased when modeling metal stamping operations.
\u00a0
Keyword: *MAT_172, *MAT_ADD_PERMEABILITY \u00a0
\u00a0 Fix bug whereby *MAT_CONCRETE_EC2 beams and shells did not respond to
\u00a0 temperature change in a coupled thermal\/structural analysis.
\u00a0 Pore pressure analysis thermal expansion was also failing to respond
\u00a0 to temperature change in a coupled analysis.
\u00a0
________________________ MPP ___________________\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0<\/strong>
Keyword: *CONTROL_MPP_DECOMPOSITION \u00a0
\u00a0 Enhance decomposition option to allow isolate and distribute for
\u00a0 multiple parts or part set.
\u00a0
Keyword: *BOUNDARY_PRESCRIBED_MOTION_RIGID \u00a0
\u00a0 Fix MPP problem related to *BOUNDARY_PRESCRIBED_MOTION_RIGID
\u00a0 when used with relative motion.
\u00a0
\u00a0 Fix for MPP d3plot output, which was not honoring the
\u00a0 IEVERP flag on *DATABASE_EXTENT_BINARY.
\u00a0
Keyword: *MAT_NONLOCAL \u00a0
\u00a0 Add support for *MAT_NONLOCAL in MPP.
\u00a0
Keyword: *ELEMENT_DIRECT_STIFFNESS_MATRIX \u00a0
\u00a0 Enhance MPP performance of explicit with superelements for
\u00a0 large number of processes and small number of superelements.
\u00a0
Keyword: *CONTROL_MPP_DECOMPOSITION_SHOW, *AIRBAG_PARTICLE \u00a0
\u00a0 Fix problem of viewing MPP decomposition when particle method is invoked.
\u00a0
Keyword: *LOAD_SURFACE_STRESS \u00a0
\u00a0 Add MPP support of *LOAD_SURFACE_STRESS.
\u00a0
Keyword: n\/a \u00a0
\u00a0 Improve commonality between SMP and MPP in rigid body routines.
\u00a0
Keyword: *ELEMENT_SEATBELT_SLIPRING \u00a0
\u00a0 Fix problem in MPP with sliprings having “optional orientation node”.
\u00a0
________________________ Forming ___________________<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0
Keyword: *DEFINE_CURVE_TRIM_NEW \u00a0
\u00a0
\u00a0 Improve 2D trimming: allow trimming curves to cross the part boundary many times.
\u00a0
\u00a0 Fix a bug in trimming where SPC constraints could be lost.
\u00a0
Keyword *INTERFACE_COMPENSATION_NEW \u00a0
\u00a0
\u00a0 Fix bugs in springback compensation:
\u00a0 1)rigid tooling now can be the exact same size as the deformed blank;
\u00a0 2)improvement in springback compensation with undercut;
\u00a0 3)blank can now be bigger than the rigid tool.
\u00a0
\u00a0 *INTERFACE_COMPENSATION_NEW now allows multiple regions to be compensated
\u00a0 at the same time, with keyword *DEFINE_CURVE_COMPENSATION_CONSTRAINT_BEGIN
\u00a0 and *DEFINE_CURVE_COMPENSATION_CONSTRAINT_END.
\u00a0
Keyword: *CONTROL_FORMING_SCRAP_FALL \u00a0
\u00a0
\u00a0 Allow displacement control of trim steel kinematics.
\u00a0
\u00a0 Fix bug in scrap constraints release when trim steel is moving in local
\u00a0 coordinate system
\u00a0
Keyword: *DEFINE_CURVE_TRIM_3D \u00a0
\u00a0 Improve flanging simulation by\u00a0allowing the user to control how far the
\u00a0 elements from a defined curve can be selected for mesh refinement.
\u00a0
________________________ Discrete Element Method __________________<\/strong>_
Keyword: \u00a0
\u00a0 Fix DEM to DEM contact in MPP.
\u00a0
Keyword: *CONTACT_NODES_TO_SURFACE \u00a0
\u00a0 Support part\/part set input in N2S contact with discrete element sphere.
\u00a0
Keyword: *ELEMENT_DISCRETE_SPHERE \u00a0
\u00a0
\u00a0 Add capillary force to simulate wet particles for Discrete Sphere
\u00a0 Element.\u00a0 The particle-particle and particle-segment capillary
\u00a0 force is calculated based on Langmuir 2005, 12, 10992-10997
\u00a0
\u00a0 Add rolling friction for discrete sphere element.
\u00a0
Keyword: *DEFINE_DE_TO_SURFACE_COUPLING \u00a0
\u00a0 Include rotational DOF for discrete element to surface coupling.
\u00a0
________________________ Isogeometric Elements ___________________<\/strong> \u00a0
Keyword: *ELEMENT_SHELL_NURBS_PATCH \u00a0
\u00a0 Allow degenerated nurbs-patches (multiple control-points at the same physical
\u00a0 location) for isogeometric elements.
\u00a0
Keyword: *ELEMENT_SHELL_NURBS_PATCH \u00a0
\u00a0 Make the transformation of parametric coordinates to physical coordinates of
\u00a0 interpolation nodes compatible with MPP.
\u00a0
\u00a0 Fix post-processing of stresses, … via interpolation elements in case of
\u00a0 multiple nurbs patches that share common edges.
\u00a0
________________________ Miscellaneous ___________________<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0
Keyword: \u00a0
\u00a0 Fix interactive “cross” command in Material Model Driver.
\u00a0
Keyword: *TERMINATION_SENSOR \u00a0
\u00a0 Terminate right after sensor-switch status is changed.
\u00a0
Keyword: *SENSOR_DEFINE_FORCE \u00a0
\u00a0 Correct bug for MPP\u00a0 version of sensor_define_force.
\u00a0
Keyword: *CASE \u00a0
\u00a0 Allow *KEYWORD_JOBID and *CASE together.
\u00a0
Keyword: *DAMPING_FREQUENCY_RANGE \u00a0
\u00a0 Fix bug whereby damping applied was much greater than the input value if
\u00a0 FHIGH\/FLOW < 3.16
\u00a0
Keyword: *DEFORMABLE_TO_RIGID_AUTOMATIC \u00a0
\u00a0 Fix problem of *DEFORMABLE_TO_RIGID_AUTOMATIC not switching correctly for MPP.
\u00a0
Keyword: *…_PORE_AIR \u00a0
\u00a0 Correct a bug for the restart of pore air simulation
\u00a0
Keyword: *INCLUDE_TRANSFORM \u00a0
\u00a0
\u00a0 Fix *INCLUDE_TRANSFORM with *PART_CONTACT or *PART_COMPOSITE_CONTACT:
\u00a0 Decay constant DC was not transformed correctly.
\u00a0
\u00a0 Fix *AIRBAG_HYBRID with *INCLUDE_TRANSFORM.
\u00a0
\u00a0 Fix *MAT_034 (negative LCUA, LCUB, LCUAB) with *INCLUDE_TRANSFORM:
\u00a0 Scaling with FCTMAS, FCTTIM, and FCTLEN was not done correctly in this case.
\u00a0
\u00a0 Fix *MAT_183 with *INCLUDE_TRANSFORM.
\u00a0
\u00a0 Fix *CONTACT_… parameter CID_RCF (Optional Card C):
\u00a0 Offset IDDOFF from *INCLUDE_TRANSFORM was not accounted for.
\u00a0
\u00a0 Fix *MAT_100 with SIGY<0: Account for offset from *INCLUDE_TRANSFORM.
\u00a0
\u00a0 Fix *CONSTRAINED_JOINT_STIFFNESS and offsets from INCLUDE_TRANSFORM.
\u00a0
\u00a0 Fix temperature conversion in *INCLUDE_TRANSFORM including
\u00a0 h conversion in *BOUNDARY_CONVECTION and adding\u00a0 FtoR and RtoF.
\u00a0
Keyword:\u00a0 *DEFORMABLE_TO_RIGID_AUTOMATIC \u00a0
\u00a0 Fix bug affecting D2R automatic switching in MPP wherein
\u00a0 small variations of contact forces between tire and road in a tire
\u00a0 rolling example were observed.
\u00a0
Keyword: *SET_SEGMENT_GENERAL \u00a0
\u00a0 Allow *SET_SEGMENT_GENERAL for element formulations that have\u00a0 midside nodes.
\u00a0
Keyword: *SENSOR_DEFINE_NODE \u00a0
\u00a0 Clean up direction specification syntax for sensor.
\u00a0
Keyword: *SET_PART_LIST_GENERATE \u00a0
\u00a0 Fix bug of *SET_PART_LIST_GENERATE not recognizing *PART_COMPOSITE.
\u00a0
Keyword: *DEFINE_FUNCTION \u00a0
\u00a0 Accommodate triangular segments in pressure loading using *DEFINE_FUNCTION.
\u00a0
Keyword: *CONTROL_ADAPTIVE \u00a0
\u00a0 Fix error in adaptivity restart if any elements have failed.
\u00a0
Keyword: *SENSOR_DEFINE_NODE \u00a0
\u00a0 Fix incorrect behaviour when VID=Y\/Z in *SENSOR_DEFINE_NODE and
\u00a0 DIR=Y\/Z in *DEFINE_COORDINATE_NODES.
\u00a0
Keyword: *DEFINE_CURVE_FUNCTION \u00a0
\u00a0 Fix a bug which gave null results for the translational
\u00a0 velocity and acceleration functions (VX,VY,VZ,AX,AY,AZ) when the optional
\u00a0 local coordinate system N3 was specified.
\u00a0
Keyword: *BOUNDARY_USA_SURFACE \u00a0
\u00a0 Add USA support for implicit.
\u00a0
Keyword: *TERMINATION_SENSOR, *INTERFACE_SPRINGBACK_LSDYNA \u00a0
\u00a0 Write dynain file when termination is due to *TERMINATION_SENSOR.
\u00a0
Keyword: *INITIAL_FOAM_REFERENCE_GEOMETRY \u00a0
\u00a0 Calculate nodal mass and d3hsp mass properties of parts based on initial
\u00a0 foam reference geometry instead of deformed geometry at initial state.
\u00a0
Keyword: *DAMPING_PART_STIFFNESS \u00a0
\u00a0 Fix bug when damping is enabled in *DAMPING_PART_STIFFNESS and rayleigh
\u00a0 damping energy is computed per RYLEN=2 in *CONTROL_ENERGY; shells
\u00a0 may have had spurious stresses.
\u00a0
Keyword: *DEFINE_BOX_LOCAL \u00a0
\u00a0 Fix bug affecting LOCAL option of *DEFINE_BOX.
\u00a0
Keyword: *SET_PART_LIST_GENERATE \u00a0
\u00a0 Fix bug affecting *SET_PART_LIST_GENERATE when *PART_MOVE is present (null
\u00a0 set was created).
\u00a0
Keyword: *SET_…_COLLECT \u00a0
\u00a0 Fixed bug for *SET_SEGMENT_COLLECT and attributes of *SET_*_COLLECT.
\u00a0 All attributes of *SET_PART_COLLECT, *SET_NODE_COLLECT and
\u00a0 *SET_SHELL_COLLECT were not copied to the new set.
\u00a0
Keyword: *PART_ANNEAL \u00a0
\u00a0 Add *PART_ANNEAL for MPP.\u00a0 Zeroes stress in part at specified time.
\u00a0
<\/p>\r\n","protected":false},"excerpt":{"rendered":"