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Dear Optistruct solver user, Could someone help me with commands to be used to RESTART the modal frequency response analysis in optistruct? As I know this can be done in Nastran and hope there will be a solution in Optistruct too but unfortunately I did not find any such info in Altair help...

How can I change the default density value of 1000kg/m3 to 2800kg/m3 in Catia V5? cheers S.Kuderu

Hi all, I am trying to build a solid model for a steel rack which is curved and used for aerospace applications. As a beginner I would like to know how I can choose an optimal element size for this component? Its not a special question to most of the stress engineer but everyone will start...

Is it possible to see the stiffness matrix for a simple metallic plate which I calculate in Nastran? cheers shivukuderu

• Sample stress report contents o Title contents  report title, method, author, material, parts, main reference, date, approver, checker, customer name, brief description of the report, software’s used etc… o Table of contents o References o List of symbols and acronyms o Measurements and units...