1 Abaqus Version 6.8-1 Date 14-May-2009 Time 14:19:11 For use at RWTH Aachen under license from Dassault Systemes or its subsidiary. The Abaqus Software is a product of: Dassault Systemes Simulia Corp. Rising Sun Mills 166 Valley Street Providence, RI 02909-2499, USA Available for internal use at RWTH Aachen. The Abaqus Online Support System is accessible through the "My Support" section of the SIMULIA Home Page at http://www.simulia.com. Support policies for academic licenses are described on the SIMULIA web site at http://www.simulia.com/academics/academic_support.html. On machine hiwi02 you are authorized to run Abaqus/Standard until 30-Apr-2010 Your site id is: 02RWTHEIF For assistance or any other information you may obtain contact information for your local office from the world wide web at: http://www.simulia.com/about/locations.html * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ***************** * * * N O T I C E * * * ***************** * * * * * * Abaqus Version 6.8-1 * * * * BUILD ID: 2008_05_02-13.37.42 86896 * * * * * * Please make sure you are using version 6.8 manuals * * plus the notes accompanying this release. * * * * * * * * * * * * This program may not be used for commercial purposes * * without payment of a commercial fee. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * PROCESSING PART, INSTANCE, AND ASSEMBLY INFORMATION ******************************************************* END PROCESSING PART, INSTANCE, AND ASSEMBLY INFORMATION *********************************************************** OPTIONS BEING PROCESSED *************************** *Heading *Node *Element, type=C3D8H *Nset, nset=ASSEMBLY_SCHUB-1__PICKEDSET2 *Elset, elset=ASSEMBLY_SCHUB-1__PICKEDSET2 *Nset, nset=ASSEMBLY__PICKEDSET4 *Nset, nset=ASSEMBLY__PICKEDSET5 *Elset, elset=ASSEMBLY_AAA *Elset, elset=ASSEMBLY__PICKEDSET4 *Elset, elset=ASSEMBLY__PICKEDSET5 *material, name=NH *hyperelastic, neohooke *useroutputvariables *solidsection, elset=ASSEMBLY_SCHUB-1__PICKEDSET2, material=NH *boundary *boundary *solidsection, elset=ASSEMBLY_SCHUB-1__PICKEDSET2, material=NH *output, field, variable=PRESELECT *output, history, variable=PRESELECT *elementoutput, elset=ASSEMBLY_AAA *output, field, variable=PRESELECT *output, history, variable=PRESELECT *elementoutput, elset=ASSEMBLY_AAA *output, field, variable=PRESELECT *output, history, variable=PRESELECT *elementoutput, elset=ASSEMBLY_AAA *Step, name=Step-1, nlgeom=YES *output, field, variable=PRESELECT *output, history, variable=PRESELECT *Step, name=Step-1, nlgeom=YES *Step, name=Step-1, nlgeom=YES *static *boundary *boundary *output, field, variable=PRESELECT *elementoutput, elset=ASSEMBLY_AAA *output, history, variable=PRESELECT *endstep *Step, name=Step-1, nlgeom=YES *static *boundary ***WARNING: DEGREE OF FREEDOM 4 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED ***WARNING: DEGREE OF FREEDOM 5 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED ***WARNING: DEGREE OF FREEDOM 6 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED *boundary ***WARNING: DEGREE OF FREEDOM 4 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED ***WARNING: DEGREE OF FREEDOM 5 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED ***WARNING: DEGREE OF FREEDOM 6 IS NOT ACTIVE IN THIS MODEL AND CAN NOT BE RESTRAINED *output, field, variable=PRESELECT *output, history, variable=PRESELECT *endstep E L E M E N T Q U A L I T Y C H E C K S ***NOTES: DISTORTED ISOPARAMETRIC ELEMENTS: ANGLE BETWEEN ISOPARAMETRIC LINES IS LESS THAN 45 DEGREES OR GREATER THAN 135 DEGREES. TETRAHEDRAL QUALITY MEASURE: VOLUME OF TETRAHEDRON DIVIDED BY THE VOLUME OF EQUILATERAL TETRAHEDRON WITH SAME CIRCUMSPHERE RADIUS; 0 FOR DEGENERATE TETRAHEDRON AND 1 FOR EQUILATERIAL TETRAHEDRON. IT IS RECOMMENDED THAT THE TETRAHEDRAL QUALITY MEASURE BE GREATER THAN 0.02, THE INTERIOR MIN ANGLE BE GREATER THAN 10 DEGREES, AND THE INTERIOR MAX ANGLE BE LESS THAN 160 DEGREES. TRIANGULAR QUALITY MEASURE: AREA OF TRIANGLE DIVIDED BY THE AREA OF EQUILATERAL TRIANGLE WITH SAME CIRCUMCIRCLE RADIUS; 0 FOR DEGENERATE TRIANGLE AND 1 FOR EQUILATERAL TRIANGLE. IT IS RECOMMENDED THAT THE TRIANGULAR QUALITY MEASURE BE GREATER THAN 0.01, THE INTERIOR MIN ANGLE BE GREATER THAN 10 DEGREES, AND THE INTERIOR MAX ANGLE BE LESS THAN 160 DEGREES. NODAL ADJUSTMENTS ARISING FROM CONTACT INTERACTIONS AND/OR TIE CONSTRAINTS CAN CAUSE SEVERE ELEMENT DISTORTION. IT MAY BE NECESSARY TO REMESH IN ORDER TO REDUCE THE AMOUNT OF ADJUSTMENT. ***WARNING: 2 elements are distorted. Either the interior angles are out of the suggested limits or the triangular or tetrahedral quality measure is bad. The elements have been identified in element set WarnElemDistorted. -------------------------------------------------------------------------------- Distorted isoparametric elements Element Min/max angle Adjusted nodes ----------------- ---------------- -------------- SCHUB-1.181 43.8732 NO SCHUB-1.1141 43.8709 NO P R O B L E M S I Z E NUMBER OF ELEMENTS IS 3840 NUMBER OF NODES IS 8607 NUMBER OF NODES DEFINED BY THE USER 4767 NUMBER OF INTERNAL NODES GENERATED BY THE PROGRAM 3840 TOTAL NUMBER OF VARIABLES IN THE MODEL 18141 (DEGREES OF FREEDOM PLUS ANY LAGRANGE MULTIPLIER VARIABLES) END OF USER INPUT PROCESSING JOB TIME SUMMARY USER TIME (SEC) = 0.60000 SYSTEM TIME (SEC) = 0.10000 TOTAL CPU TIME (SEC) = 0.70000 WALLCLOCK TIME (SEC) = 0 1 Abaqus Version 6.8-1 Date 14-May-2009 Time 14:19:14 For use at RWTH Aachen under license from Dassault Systemes or its subsidiary. STEP 1 INCREMENT 1 TIME COMPLETED IN THIS STEP 0.00 S T E P 1 S T A T I C A N A L Y S I S AUTOMATIC TIME CONTROL WITH - A SUGGESTED INITIAL TIME INCREMENT OF 0.100 AND A TOTAL TIME PERIOD OF 1.00 THE MINIMUM TIME INCREMENT ALLOWED IS 1.000E-05 THE MAXIMUM TIME INCREMENT ALLOWED IS 0.100 LINEAR EQUATION SOLVER TYPE DIRECT SPARSE LARGE DISPLACEMENT THEORY WILL BE USED M E M O R Y E S T I M A T E PROCESS FLOATING PT MINIMUM MEMORY MEMORY TO OPERATIONS REQUIRED MINIMIZE I/O PER ITERATION (MBYTES) (MBYTES) 1 5.18E+009 29 148 NOTE: (1) SINCE ABAQUS DOES NOT PRE-ALLOCATE MEMORY AND ONLY ALLOCATES MEMORY AS NEEDED DURING THE ANALYSIS, THE MEMORY REQUIREMENT PRINTED HERE CAN ONLY BE VIEWED AS A GENERAL GUIDELINE BASED ON THE BEST KNOWLEDGE AVAILABLE AT THE BEGINNING OF A STEP BEFORE THE SOLUTION PROCESS HAS BEGUN. (2) THE ESTIMATE IS NORMALLY UPDATED AT THE BEGINNING OF EVERY STEP. IT IS THE MAXIMUM VALUE OF THE ESTIMATE FROM THE CURRENT STEP TO THE LAST STEP OF THE ANALYSIS, WITH UNSYMMETRIC SOLUTION TAKEN INTO ACCOUNT IF APPLICABLE. (3) SINCE THE ESTIMATE IS BASED ON THE ACTIVE DEGREES OF FREEDOM IN THE FIRST ITERATION OF THE CURRENT STEP, THE MEMORY ESTIMATE MIGHT BE SIGNIFICANTLY DIFFERENT THAN ACTUAL USAGE FOR PROBLEMS WITH SUBSTANTIAL CHANGES IN ACTIVE DEGREES OF FREEDOM BETWEEN STEPS (OR EVEN WITHIN THE SAME STEP). EXAMPLES ARE: PROBLEMS WITH SIGNIFICANT CONTACT CHANGES, PROBLEMS WITH MODEL CHANGE, PROBLEMS WITH BOTH STATIC STEP AND STEADY STATE DYNAMIC PROCEDURES WHERE ACOUSTIC ELEMENTS WILL ONLY BE ACTIVATED IN THE STEADY STATE DYNAMIC STEPS. (4) FOR MULTI-PROCESS EXECUTION, THE ESTIMATED VALUE OF FLOATING POINT OPERATIONS FOR EACH PROCESS IS BASED ON AN INITIAL SCHEDULING OF OPERATIONS AND MIGHT NOT REFLECT THE ACTUAL FLOATING POINT OPERATIONS COMPLETED ON EACH PROCESS. OPERATIONS ARE DYNAMICALY BALANCED DURING EXECUTION, SO THE ACTUAL BALANCE OF OPERATIONS BETWEEN PROCESSES IS EXPECTED TO BE BETTER THAN THE ESTIMATE PRINTED HERE. (5) THE UPPER LIMIT OF MEMORY THAT CAN BE ALLOCATED BY ABAQUS WILL IN GENERAL DEPEND ON THE VALUE OF THE "MEMORY" PARAMETER AND THE AMOUNT OF PHYSICAL MEMORY AVAILABLE ON THE MACHINE. PLEASE SEE THE "ABAQUS ANALYSIS USER'S MANUAL" FOR MORE DETAILS. THE ACTUAL USAGE OF MEMORY AND OF DISK SPACE FOR SCRATCH DATA WILL DEPEND ON THIS UPPER LIMIT AS WELL AS THE MEMORY REQUIRED TO MINIMIZE I/O. IF THE MEMORY UPPER LIMIT IS GREATER THAN THE MEMORY REQUIRED TO MINIMIZE I/O, THEN THE ACTUAL MEMORY USAGE WILL BE CLOSE TO THE ESTIMATED "MEMORY TO MINIMIZE I/O" VALUE, AND THE SCRATCH DISK USAGE WILL BE CLOSE-TO-ZERO; OTHERWISE, THE ACTUAL MEMORY USED WILL BE CLOSE TO THE PREVIOUSLY MENTIONED MEMORY LIMIT, AND THE SCRATCH DISK USAGE WILL BE ROUGHLY PROPORTIONAL TO THE DIFFERENCE BETWEEN THE ESTIMATED "MEMORY TO MINIMIZE I/O" AND THE MEMORY UPPER LIMIT. HOWEVER ACCURATE ESTIMATE OF THE SCRATCH DISK SPACE IS NOT POSSIBLE. (6) USING "*RESTART, WRITE" CAN GENERATE A LARGE AMOUNT OF DATA WRITTEN IN THE WORK DIRECTORY.