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Zero yield stress in HerschelBulkley OpenFoam?

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Old   June 8, 2016, 07:07
Default Zero yield stress in HerschelBulkley OpenFoam?
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lav
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Lavanya
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Hi,

I'm trying to understand why it throws an error (see below) when tau0 = 0.0 is used in HerschelBulkley, transport model. I couldn't use Power law model in place HB model since I don't have the rheology parameters (nuMax nuMin) it asks.

How do I go about using HB model with zero yield stress? Awaiting suggestions !

Thank you


Error:

#0 Foam::error:rintStack(Foam::Ostream&) at ??:?
#1 Foam::sigFpe::sigHandler(int) at ??:?
#2 ? in "/lib/x86_64-linux-gnu/libc.so.6"
#3 Foam::GaussSeidelSmoother::smooth(Foam::word const&, Foam::Field<double>&, Foam::lduMatrix const&, Foam::Field<double> const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, unsigned char, int) at ??:?
#4 Foam::GaussSeidelSmoother::smooth(Foam::Field<doub le>&, Foam::Field<double> const&, unsigned char, int) const at ??:?
#5 Foam::smoothSolver::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const at ??:?
#6 ? at ??:?
#7 ? at ??:?
#8 ? at ??:?
#9 ? at ??:?
#10 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
#11 ? at ??:?
Floating point exception (core dumped)
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