Computational Fluid Dynamics II — Summer 2018

Define: Convergence, Advection and Diffusion.

What is Finite Volume Method? Explain it with suitable diagram.

What is Computational Fluid Dynamics? Write a note on CFD applications.

Compare explicit and implicit scheme.

Write a note on Central Differencing Scheme.

What are the advantages and disadvantages of upwind scheme? Explain second order upwind scheme.

What is Boundary Condition? What are the Basic types of Boundary Conditions? Explain with a suitable diagram.

For the case of supersonic flow over a flat plate, how calculation of step size is done in space and time?

State the disadvantages of SIMPLE and Explain SIMPLER in details.

Explain Flux vector splitting.

Explain Shock layer with a proper diagram.

Write a note on Beam & Warming Method.

Explain SIMPLEC in detail.

Define: Control Volume, No-slip Condition and Fluid.

Write a note on Staggered Grid.

Explain Finite Volume Method for One dimensional Unsteady heat conduction.

Write advantages of Finite Volume Method.

Write down the steps of SIMPLE.

Explain PISO algorithm.

Explain Crank Nicolson scheme for the FVM for unsteady heat conduction problem.

Compare the pros and Cons of SIMPLE, SIMPLE-Rand SIMPLE-C.

Write down the governing flow equations for the problem of supersonic viscid flow over a flat plate.

Why upwind scheme is needed? Explain.

Explain the supersonic flow over a flat plate physical problem with a neat sketch.

Explain Finite Volume Method for Steady One dimensional convection and diffusion problem.