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  • Users: DANiFL
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  1. DANiFL

    DRESP1 RTYPE=VOLUME: difference with Optistruct

    Hi! I'm trying to run an optimization in Nastran, minimizing the volume of the model, but not the whole model. In Optistruct I did: DESOBJ(MIN)=99999999 [...] DRESP1,99999999,VOLUME,VOLUME,PSHELL,,,SUM,111 +,112,113 [...] So the optimization only reduce the volume of elements: 111,112...

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