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lumped heat capacity matrix?

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feri313

feri313

Mechanical
Joined
Aug 2, 2007
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7
Location
IR
Hi,
I'm simulating welding process and I have negetive temperatures near the weld arc. the solution seems to be in heat capacity matrix used in default code in ABAQUS
how can I manage the heat capacity matrix and change it from consistent form to lumped form.
 
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