============================================================== Updates to Volume I between June 12, 2026 and October 30, 2026 ============================================================== 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 BLOCK = 11 and 14. Added SPSID to Card 1. Added DVID to card 5. Added or restricts to second to last sentence of Remark 9. Added last sentence and equation to Remark 9. Added Remark 10. *ALE_AMBIENT_HYDROSTATIC: Added STYPE = 3. Modified Remark 4. *ALE_STRUCTURED_MULTI_DOMAIN_CONTACT: New keyword. *BOUNDARY_CYCLIC: Added CID to Card 1. Modified the last sentence of Remark 2. *CONSTRAINED_INTERPOLATION_SPOTWELD: Added FAILBM to Card 6. *CONSTRAINED_TIED_NODES_FAILURE: Removed last sentence of description of PID. *CONTACT_OPTIONS: Added SHLOFF = 2 to the description of SHLOFF on optional Card G. *CONTROL_CHECK_SOLID: New keyword. *CONTROL_CPG_OUTPUT: New keyword. *CONTROL_DYNAMIC_RELAXATION: Added Card 2a. *CONTROL_IMPLICIT_DYNAMICS: Added to description of IRATE a mention of RATESET. Added last sentence to Remark 4. *CONTROL_IMPLICIT_MODES: Added UNITSC and BUFSIZ to Card 2. *CONTROL_MAT: Added RATESET. *CONTROL_MPP_DECOMPOSITION_FILE: Added last sentence to purpose. *CONTROL_MPP_DECOMPOSITION_NUMPROC: Added Remark 2. *CONTROL_MPP_DECOMPOSITION_OUTDECOMP: Added last two sentences to the purpose. Added Remark 3. *CONTROL_MPP_DECOMPOSITION_SHOW: Added Warning. *CONTROL_PORE_AIR: Added PA_DR to Card 1 *CONTROL_THERMAL_TIMESTEP: Modified descriptions of TS = 0 and 1. Added TS = 2, 3, and 4. Modified the descritiption of ITS. Modified the description of LCTS. Added Remark 2. *COSIM_SYC_INTERFACE: Removed import only restriction from VARTYP = FORCE. Removed export only restriction from VARTYP = INCID. *DATABASE_OPTION: For the table about what is in abstat_cpg, added inflator mass, inflator energy, inflator mass flow rate, and inflator energy rate under airbag results. For this same table, add area-weighted total temperature average, mass flow rate per gas species, heat convection, energy leakage, heat convection rate, and energy leakage rate under part results. Additionally, for this same table, removed heat transfer and heat transfer rater under part results. *DATABASE_D3FTG: Added MSFTG to Card 1. Added Remark 3. *DATABASE_D3MAX: Added Remark 6. *DATABASE_PAP_OUTPUT: Added NDAIR to Card 1. *DATABASE_SALE: Added second sentence to the purpose. Added NEHSV. Added Card 2. Added table. Added Remarks 4 and 5. *DEFINE_CURVE_FUNCTION: Added functions EM_BPHIST, ICFD_TPD, and CPG_PAHIST. *DEFINE_CPG_VENT: New keyword. *DEFINE_FUNCTION: Added Remark 5 and Example 3 to clarify local user variables. *DEFINE_SHELL_SWITCH: Added PERCELIN to Card 1. Added parts e and f to Remark 1. *DEFINE_STOCHASTIC_VARIATION: Added IEXTRA to Card 1. Added Card 1.1. *ELEMENT_DIRECT_MATRIX_INPUT: Added NID, PID, and ICOROT to Card 1. *FREQUENCY_DOMAIN_ACOUSTIC_BEM: Added PCTYPE to Card 5. *INCLUDE_COMPENSATION_NODE_SET: New keyword. *INITIAL_EOS_ALE: Added TYP = 3 and 4. Modified TYP = 2. *INITIAL_HYDROSTATIC_ALE: Added STYPE = 3. Modified Remark 4. *PART_OPTION: Updated the description of the FIELD keyword option to include that it now can initialize history variables and is supported for more solid elements. Added Cards 12 and 12.1. Updated Remark 9 to include the supported materials and elements in Remark 9. Added Remark 10. *SENSOR_DEFINE_FORCE: Renamed CPMPID to AIRBPID since it is now available for CPG airbags. Added CPG to the description for that field. Added FTYPE = CPG to the table. *SENSOR_DEFINE_MISC: Added JNTSTG as an option for MTYPE. Added I0 = HOURGLASS for MTYPE = MATSUM. *SENSOR_DEFINE_NODE: Added CTYPE = EPOT. Appendix O: Added second paragraph to the description of outdecomp itype in the decomposition subsection of the pfile section. Added the warning to the description of show in the decomposition subsection of the pfile section. Appendix Z: Added section on restarts. Error Fixes and Clarifications ============================== *ALE_FRAGMENTATION: Added clarifications to the purpose. *ALE_STRUCTURED_FSI: Clarified OFFSET description. *ALE_STRUCTURED_MESH_TRIM: Added Lagrangian to the first sentence of descriptions for OPTION = PARTSET, SEGSET, SLDSET, SHLSET, and BEAMSET. *CONSTRAINED_BEAM_IN_SOLID: Added last sentence to the description of NCOUP. *CONTROL_ADAPTIVE: Added Remarks 13 and 14. *CONTROL_ALE: Fixed typo in the description of IMASCL = 0. DTMS should be DT2MS. *CONTROL_IMPLICIT_EIGENVALUE: Fixed typo in description of IPARM3 on Card 3e. Left should be right. *CONTROL_MPP_DECOMPOSITION_ARRANGE_PARTS: Added clarifications to the description for NPTOT. *CONTROL_MPP_DECOMPOSITION_FILE: Added second and third sentences of purpose for clarity. Rewrote the paragraph under the list of keyword options. Added last sentence to Remark 1 and removed first two sentences from Remark 1. Added Remark 2. Added Remark 3. *CONTROL_MPP_DECOMPOSITION_NUMPROC: Rewrote the purpose for clarity. Made some changes to Remark 1 for clarity. Added Remark 3. *CONTROL_MPP_DECOMPOSITION_SHOW: Added last two sentences to the purpose. Moved Remark 1 from the main text into a remark and rewrote it for clarity. Added the associated pfile command. *CONTROL_SPH: Added fourth sentence to Remark 1. *DEFINE_FIELD: Added Remark 4. *PERTURBATION_OPTION: Fixed the description of CSTYPE on Card 2d. *USER_INTERFACE_OPTION: Fixed the contact types supported in the paragraph about the FRICTION keyword option. Appendix G: Fixed the supported contact types in the fourth paragraph. Appendix O: Rewrote the description of file_option filename under the decomposition subsection of the pfile section. Modified the description of numproc in the decomposition subsection in the pfile section to say domains instead of processors for clarity. Added missing itype = 3 description to the first paragraph of the description of outdecomp itype in the decomposition subsection of the pfile section. Added sentence before the warning for the description of show in the decomposition subsection of the pfile section.