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velocity profile

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greeting
I'm using the slip velocity for the wall condition and I got the following velocity profile
can any one explain why this decrease in velocity near the wall, please.


3 Replies Last Post 13.09.2017, 12:19 GMT-4
Anindita Bhattacharya

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Posted: 7 years ago 10.09.2017, 05:05 GMT-4
Hi Saja,
Could you share your COMSOL file please?

Best Regards
Anindita
Hi Saja, Could you share your COMSOL file please? Best Regards Anindita

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Posted: 7 years ago 10.09.2017, 17:18 GMT-4
thanks for reply
here it is
thanks for reply here it is


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Posted: 7 years ago 13.09.2017, 12:19 GMT-4

Saja:

spf.U is a resultant speed variable. Change the variable you are plotting to 'v' (y-axis velocity component) and there should be no negative speed.

Sri,

Saja: spf.U is a resultant speed variable. Change the variable you are plotting to 'v' (y-axis velocity component) and there should be no negative speed. Sri,

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