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How to add modification term or factor to a model?

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Hello everyone,

In pipeflow module, I would like to introduce some factor or additional term in the friction factor's expression. How can I implement that? I found it is impossible to invoke the internally defined friction factor experssion candidates such as Churchill's formula. I have to reimplement it by hand. It is easy to be affected by typo.

Is there any better idea?

Thanks

Di


0 Replies Last Post Jun 10, 2020, 7:30 a.m. EDT
COMSOL Moderator

Hello Di Cheng

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