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Showing results 1 to 10 of 10 Search took 0.00 seconds. Search: Posts Made By: SD@TUB

Forum: OpenFOAM Running, Solving & CFD September 21, 2021, 17:04

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Hi again, No problem! Such a task takes... Hi again, No problem! Such a task takes time. Unfortunately, I am not up-to-date what latest options you might have with a most recent version of OF, but I guess a little coding is - at least -...

Forum: OpenFOAM Running, Solving & CFD September 9, 2021, 15:43

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Hi, its been a while that I implemented body... Hi, its been a while that I implemented body forces to approximate a real propeller. In modern OF versions one choice would be using a function object. Or you may use the native API...

Forum: OpenFOAM Running, Solving & CFD June 4, 2010, 09:04

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Hello Andrea, maybe i could... The code... Hello Andrea, maybe i could... The code above is an example by Eric to implement a uniform force distribution in direction of a selectable directionVector. For testing you could also calculate...

Forum: OpenFOAM Running, Solving & CFD June 1, 2010, 08:11

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Hello Andrea, the dimension of magnitude is... Hello Andrea, the dimension of magnitude is L^4/T^2 (force per density) as you can guess from: IOobject ( "bodyForce", ... dimensionedVector("zero", dimForce/dimVolume/dimDensity,

Forum: OpenFOAM Running, Solving & CFD February 26, 2010, 17:22

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Thank you for the papers! Three things that... Thank you for the papers! Three things that were coming in my mind reviewing the equations (36) and (37) (knowing these are technical questions, not a problem of OF): The functions of...

Forum: OpenFOAM Running, Solving & CFD February 25, 2010, 17:19

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Hello again, last days i did some work on... Hello again, last days i did some work on the body force modell. First i have to say, that the posted lines by Eric above still work with any major issue. Now i'm facing some tricky things and got...

Forum: OpenFOAM Running, Solving & CFD February 3, 2010, 06:23

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB @Eric What is the reason for reducing these... @Eric What is the reason for reducing these values in case for parallel execution? Are the equations solved in simpleFoam cell centre based? @Vincent Which grid generaor do you use and...

Forum: OpenFOAM Running, Solving & CFD January 21, 2010, 15:52

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB These are quite helpful lines. I'm still new of... These are quite helpful lines. I'm still new of implenting code in solver sources. I'll take up my employment next days (probably for weeks, indeed) and report about the progress. Your suggested way...

Forum: OpenFOAM Running, Solving & CFD January 13, 2010, 05:07

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB This is a interesting information! I exactly need... This is a interesting information! I exactly need the non-uniform pressure and velocity distribution based on the radial coordinates of the disk area. Currently i'm looking for a principal way of...

Forum: OpenFOAM Running, Solving & CFD January 12, 2010, 12:06

Replies: 30 Propeller dynamics/body force model Views: 24,844 Posted By SD@TUB Propeller dynamics/body force model Hello Folks, i'm investigate some elementary dynamics of submerged cylindrical bodies including propulsion units, i.e. ductet propellers. Therefore i have to approximate the propeller dynamics...

Showing results 1 to 10 of 10

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