time step calculation -- CFD Online Discussion Forums

April 30, 2008, 05:52	time step calculation	#1
david Guest Posts: n/a	hi i am doing an unsteady simulation here in the iteration panel what is the value we need to give in TIME STEP SIZE and also in NUMBER OF TIME STEPS.... The case which i am dealing with is a single shell and tube heat exchanger , where the velocity of fluid in tube varies with time ..... how the time step is calculated.... thx in advance

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