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What does PISO stand for?

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in Computational Fluid Dynamics by (118k points)
What does PISO stand for?

(a) Pressure Implicit with SIMPLE Operators

(b) Pressure Implicit with Settling of Operators

(c) Pressure Implicit with Splitting of Operators

(d) Pressure Indication with Splitting of Operators

This question was posed to me during a job interview.

Origin of the question is Incompressible Flows topic in section Incompressible Flows & Compressible Flows of Computational Fluid Dynamics

1 Answer

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Right choice is (c) Pressure Implicit with Splitting of Operators

Explanation: The PISO algorithm is expanded as Pressure Implicit with Splitting of Operators. It was introduced by Issa in the year 1986. This is also an extension of the SIMPLE algorithm with some changes in it.

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