=================================================================== Updates to Volume I between September 10, 2025 and December 3, 2025 =================================================================== We describe in the following how Volume I of the DRAFT User's Manual has changed since the last DRAFT manual. We categorize the changes into New and Error Fixes and Clarifications. We exclude typo fixes and prosaic rearrangements from this document. New === *AIRBAG_CPG: Added ADAID and BIRTH to card 2. *AIRBAG_FLUID_AND_GAS: Added GRAV to Card 4. *ALE_BURN_SWITCH_MMG: Added last sentence to the purpose because this keyword is now supported for S-ALE. *ALE_MESH_INTERFACE: Added the 2D case to the description of N = 2 in the description of NOWRT. *ALE_STRUCTURED_MESH_TRIM: Added support for solid parts in OPTION = PARTSET. *ALE_STRUCTURED_MESH_VOLUME_FILLING: Added GEOM types SLDSET, SHLSET, and BEAMSET. These are also included in the description of IN/OUT. Added Remarks 4, 5, 6, and 7. Updated Remark 1 to include SLDSET. Updated Remark 2 to included SLDSET, SHLSET, and BEAMSET. *BOUNDARY_SALE_MESH_FACE: Added to [NEG,POS][X,Y,Z], the new treatment for BCTYPE = AMBIENT. Added details about this treatment in Remark 1. *BOUNDARY_PRESCRIBED_MOTION: Added keyword options FACE_UVW and SET_FACE_UVW. Added sentence to the end of the paragraph above Card Summary. Added the new keyword options to TYPEID. Added the new keyword options to the list of ones causing the inclusion of the Card 6. Updated the first paragraph of Remark 8 and added the third paragraph in Remark 8 for these keyword options. *CONSTRAINED_EULER_IN_EULER: Added last two sentences to the purpose (previously this feature was only supported for ALE and not S-ALE). Added Remarks 4 and 5. *CONSTRAINED_INTERPOLATION_SPOTWELD: Added argumnents vn and vt to Remark 2. *CONSTRAINED_JOINT_OPTION: Addded keyword option HARMONIC. Added a description of the harmonic gear joint set up before the Card Summary. Added Card 2 (only for the HARMONIC keyword option) and renumbered the other cards. Added HARMONIC to list of joint types that Card 3 is required is required for. Added HARMONIC descriptions of N5 and N6 on Card 1. Added case to PARAM for the harmonic joint. Added Remark 5. Added Figure 10-30. *CONSTRAINED_JOINT_COOR_OPTION: Added keyword option HARMONIC. Added description of the harmonic gear joint set up in the paragraph before the Card Summary. Added RBID_C to Card 1. Added Card 8 and renumbered remaining cards. Added HARMONIC to list of joint types for including Card 9. Added last sentence to Remark 2. *CONSTRAINED_TIED_NODES_FAILURE: Added PID to Card 1. *CONTACT_OPTIONS: Added TIED_SHELL_EDGE_TO_SOLID to list of options available for CONSTRAINED_OFFSET in the Allowed values for OPTION4 subsection of the Options for *CONTACT keyword section. Added Card 4.3b to the set of cards in Card 4: AUTOMATIC_..._TIEBREAK, which is read if PARAM < 0 for OPTION = 13 or 14. Added TIE_OPT to Optional Card G. *CONTROL_CONTACT: Updated description of TIEOPT and Remark 11 to match changes in the behavior in R16.1. Added field DEFBLK to Card 7 and Remark 12. *CONTROL_IMPLICIT_CONSISTENT_MASS: Added IGA shells and solids to the list of elements consistent mass is available for in the remarks section *CONTROL_IMPLICIT_EIGENVALUE: Updated the second to last sentence of the first paragraph of Remark 6 to indicate the new database name for all the solvers discussed in that remark. *CONTROL_TIMESTEP: Added RMAVG to Card 3. *DATABASE_BINARY_OPTION: Added keyword option FSILNK_FULL. Added FSILNK and FSILNK_FULL to the description of NPLTC. Added FSILNK to the description of CID. Added mention of FSILNK_FULL to Remark 4. *DATABASE_BINARY_D3PROP: Added ISETS to Card 1. *DATABASE_D3MAX: Added OUTPUT = 8 and 9. Updated Remark 4 accordingly. *DATABASE_NODAL_FORCE_GROUP: Added ID keyword option. *DATABASE_OPTION: Added x, y, z moment to the output components for nodfor. *DEFINE_BOLTED_JOINTS: Added FRICTION to Card 1. Added HDDIAM and NTDIAM to Card 2. *DEFINE_CURVE_FUNCTION: Added EM solver functions EM_ISOHIST and EM_ISOCHIST *DEFINE_MATERIAL_HISTORIES: Added attribute A1 = 9 to the description of LABEL = Instability which applies to the GISSMO damage model. *FREQUENCY_DOMAIN_FRF: Added N1TYP = 9 and 10 to Cards 1a and 6. *FREQUENCY_DOMAIN_SSD: Added NTYP = 9 and 10 to Card 7. *INITIAL_VOLUME_FRACTION_GEOMETRY: Added SSTYP = 2 and 3 on Card 3a. Updated the descriptions of SID on Card 3a and CNTTYP = 1 on Card 2 accordingly. *INTERFACE_COMPONENT_OPTION: Added Remark 3. *INTERFACE_LINKING_NODE: Added SPLINE and DEATH to Card 1. *LOAD_SEGMENT_FSILNK: Added force to the purpose and in several other places where pressure is mentioned since the fsilnk file can now include all forces. Added mention of DATABASE_BINARY_FSILNK_FULL to the note and several other places where DATABASE_BINARY_FSILNK is mentioned. *LOAD_SEISMIC_FREE_FIELD: New keyword. *SECTION_BEAM: Added ITORM < 0.0 and ITORM = 3.0 to Cards 2a, 2b, and 2c. *SECTION_SOLID: Added materials 4, 18, 19, 64, 104, 105, 107, and 305 to the list of supported materials in Remark 12. *SET_NODE: Added SALEBOXL and SET_PART to list of options available for *SET_NODE_GENERAL. For SALECPT and SALEFACT changed last sentence of first paragraph for the description of each of these to indicate better which other options they can be used with. *SET_SEGMENT: Added SALEBOXL to list of options available for *SET_SEGMENT_GENERAL. For SALECPT and SALEFACT changed last sentence of first paragraph for the description of each of these to indicate better which other options they can be used with. *SET_SHELL: Added SALEBOXL to list of options available for *SET_SHELL_GENERAL. For SALECPT and SALEFACT changed last sentence of first paragraph for the description of each of these to indicate better which other options they can be used with. *SET_SOLID: Added SALEBOXL to list of options available for *SET_SOLID_GENERAL. For SALECPT and SALEFACT changed last sentence of first paragraph for the description of each of these to indicate better which other options they can be used with. Error Fixes and Clarifications ============================== *AIRBAG_CPG: Fixed Remark 4. *AIRBAG_FLUID_AND_GAS: Fixed incorrect example density given in the description of RHO. *CONTROL_FORMING_AUTOPOSITION_PARAMETER: Added clarification to POSITION. *CONTROL_IMPLICIT_ROTATIONAL_DYNAMICS: Added clarifications to Remark 5. *DAMPING_PART_STIFFNESS: Added last sentence to second paragraph of the remarks. *DATABASE_BINARY_OPTION: Removed Hz from description of CUTOFF since the units depend on the model units. Added Remark 9. *DEFINE_CURVE_TRIM: Fixed default and description of TDIR on Card 1c *DEFINE_DE_TO_CPG_COUPLING: Clarified the DES areas in the equations in Remark 1. *DEFINE_FIELD: Fixed description of REFLEN = 0.0. *DEFINE_STAGED_CONSTRUCTION_PART: Added Remark 2. Rewrote the other remarks to add clarification. *SECTION_BEAM: Fixed first sentence in description of VOL on Card 2f and fixed first two sentences of INER on Card 2f. *SECTION_SOLID: Fixed description ELFORM = -21, 21, and 22 which said that they were 1 point pentahedrons instead of 3 point pentahedrons. Also, fixed this in Remark 2. Also fixed mention of the number of integrations points in Remark 8.