Advance Computational Fluid Dynamics — Winter 2021

Explain in detail the different types of fluid flow.

State applications of CFD in Aerospace field.

Explain the steps for CFD Preporcessing and Post Processing.

Explain the method for transformation of 2D partial differential equation into algebraic equation.

Write a short note on error and stability. And define the stable equation.

Discuss an implicit and Explicit approach.

What is grid transformation? Why it is required?

Difference between the No-slip and Moving wall boundary condition.

Explain Advancing front method for unstructured grid generation.

Explain the different boundary conditions applied to fluid flow domain.

Explain the basic three category of boundary condition.

Write a short note on structured and non structured grid.

Enlist the factors affecting the grid.

Explain Advancing front method for unstructured grid generation.

Explain the need of mathematical behavior of governing equations in the field of Aerodynamics.

Advantages and Disadvantages of Delalunay unstructured grid generation technique.

What is Boundary Condition? State its importance in solving fluid flow problem.

Characteristics and Important features of Turbulent flow.

General properties of turbulent quantities.

Difference between k-ԑ and k-ω turbulent model.

What is Turbulent flow?

Advantages and Disadvantages of k-ԑ turbulent model.

Explain RANS model of turbulent flow.

Explain Symmetry and Periodic Boundary condition.

List out the necessity of turbulence modeling.