confusing term Ueqn.A and D_u -- CFD Online Discussion Forums

January 7, 2022, 03:08

confusing term Ueqn.A and D_u

hiep.nguyentrong

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Nguyen Trong Hiep

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I am confusing with 2 term

$D_{u}$ is diagonal part of momentum matrix and

$a^{u}_{p}$ at the picture below.

in Ueqn.H of rhoSimpleFoam, A = Ueqn().A()

Is all of above is the same?

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Screenshot from 2022-01-07 15-00-47.png (6.7 KB, 7 views)

January 11, 2022, 10:40		#2
mAlletto Senior Member Michael Alletto Join Date: Jun 2018 Location: Bremen Posts: 615 Rep Power: 15	Yes it is the same. If you want a brief description of rhoSimpleFoam you can have a look here https://openfoamwiki.net/index.php/RhoSimpleFoam

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