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Search: Posts Made By: matejmuller
Forum: OpenFOAM Pre-Processing February 21, 2017, 20:45
Replies: 24
Views: 16,892
Posted By matejmuller
I'm sorry I didn't saw your question Matthew... I...

I'm sorry I didn't saw your question Matthew... I use inletOutlet at the outlet boundary for U. But it is a bit tricky, as some high (unrealistic) velocities can appear due to the high gradient...
Forum: OpenFOAM Pre-Processing May 16, 2014, 11:22
Replies: 24
Views: 16,892
Posted By matejmuller
p_rgh is not the hydrostatic pressure, it's the...

p_rgh is not the hydrostatic pressure, it's the openfoams way to simplify things. p_rgh=p-rgh (where the g component is negative). You'll find a better explanation under this link (see drawing):
...
Forum: OpenFOAM Pre-Processing May 13, 2014, 08:50
Replies: 24
Views: 16,892
Posted By matejmuller
The utility setFields only prescribes the initial...

The utility setFields only prescribes the initial values of the variables. When you change the boundary type calculated to fixedValue, you fix those values on the outlet boundary that setFields...
Forum: OpenFOAM Pre-Processing May 12, 2014, 13:06
Replies: 24
Views: 16,892
Posted By matejmuller
If you use the totalPressure boundary type, the...

If you use the totalPressure boundary type, the value is 0,but then the flow is considered as a free outflow.

To define a water level at the outlet (if I have the same patch at the boundary for...
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