|December 24, 2013, 09:09||
negative efficiency of centrifugal pump
Rohit Adhav IIT Madras
Join Date: Aug 2013
Posts: 10Rep Power: 4
please help someone.
my simulation is converging without showing any reverse flow. but the result is
negative head generated
flow rate is ok.
|December 26, 2013, 00:22||
Please help somebody..i am still sttuck.
Join Date: Mar 2013
Posts: 15Rep Power: 5
please help somebody..
I tried every possibility..
time step factor ... and what not...
thanks from heart.. !!
|December 26, 2013, 05:18||
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 11,967Rep Power: 93
Are you sure you have the rotation and torque vectors defined correctly? And the flow set up correctly? Have you manually calculated the rotor torque and rotation to check it makes sense?
|ansys cfx13, convergence problem|
|Thread||Thread Starter||Forum||Replies||Last Post|
|centrifugal Pump Efficiency||A.farid||Main CFD Forum||0||March 31, 2012 07:39|
|error message with modeling a cube with a hold at the center||hsingtzu||OpenFOAM Native Meshers: blockMesh||2||March 14, 2012 10:56|
|mesh airfoil NACA0012||anand_30||OpenFOAM Meshing & Mesh Conversion||12||December 12, 2011 05:16|
|BlockMesh FOAM warning||gaottino||OpenFOAM Native Meshers: blockMesh||7||July 19, 2010 14:11|
|Axisymmetrical mesh||Rasmus Gjesing (Gjesing)||OpenFOAM Native Meshers: blockMesh||10||April 2, 2007 14:00|