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time derivation(dT/dt)

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I got the curve of temparature which varies with time,and the time step setting is (0,0.0001,0.2) .Then i use d(T,TIME) to study the temprature change ,however i can't get a smooth curve but one with many sudden change like labber(like the attachments). Does anyone know how to solve this problem?



0 Replies Last Post 25 oct. 2021, 06:23 UTC−4
COMSOL Moderator

Hello 永图 邹

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