# Shear strain rate(Sij)

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 November 12, 2002, 12:06 Shear strain rate(Sij) #1 Jay Guest   Posts: n/a Hello there When Shear strain rate(Sij) is plotted in Fluent it is shown as a scalar field. What contraction of the tensor is used to get this shear strain rate as a scalar. Thanks for your help. Jay

 November 12, 2002, 12:56 Re: Shear strain rate(Sij) #2 keith Guest   Posts: n/a This should be the strain rate magnitude, given as: sqrt(2*S_ij*S_ij) Regards, Keith

 November 13, 2002, 10:41 Re: Shear strain rate(Sij) #3 Jay Guest   Posts: n/a Thanks Keith Is that same Sij*Sij = Sij:Sij Regards Jay

 November 13, 2002, 11:48 Re: Shear strain rate(Sij) #4 keith Guest   Posts: n/a Yes, the product of the strain rate tensor with itself.

 November 20, 2002, 06:45 Shear strain rate: Notation #5 Praveen Guest   Posts: n/a The general convention is Shear strain rate tensor, S = [Sij] Magnitude = S:S = sqrt(Sij*Sij)

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