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jumpTable: Can someone explain how to use it?

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Old   April 12, 2013, 20:15
Default jumpTable: Can someone explain how to use it?
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Pei-Ying Hsieh
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Dear OpenFOAMers,

Could someone explain how to use jumpTable in cyclic fan BC? In the TJunctionFan example, I saw:

p
{
type fan;
patchType cyclic;
jump uniform 0;
value uniform 0;
jumpTable polynomial 1((100 0));
}
----------------
Does the "polynominal 1((100 0));" mean pressure jump of 100 Pa with 0 velocity? What if I have a 5th order polynominal, like Del_P = a0 + a1*U + a2*U^2 + a3*U^3 + a4*U^4 + a5*U^5. How to specify this? I tried
5((a0 a1 a2 a3 a4 a5)); but, got an error.

Thanks!

Pei-Ying
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