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Gas Dynamics IPU ME notes and question paper free download - Dipesh S - 05-01-2017
SYLLABUS:-
UNIT- I
Basic Concepts and Isentropic Flows: Energy and momentum equations of compressible fluid flows – Stagnation states, Mach waves and Mach cone – Effect of Mach number on compressibility – Isentropic flow through variable ducts – Nozzle and Diffusers – Use of Gas tables.
UNIT- II
Flow through Ducts: Flows through constant area ducts with heat transfer (Rayleigh flow) and Friction (Fanno flow) variation of flow properties – Use of tables and charts – Generalized gas dynamics.
UNIT- III
Normal and Oblique Shocks: Governing equations – Variation of flow parameters across the normal and oblique shocks – Prandtl – Meyer relations – Use of table and charts – Applications. Other shocks -Detached Shocks-Shock Reflections-Numerical Examples-Shock-Shock Interactions Shock Expansion Theory-Theory, Examples and its Applications.
UNIT- IV
Nozzle Flow: Quasi-1D flow with area variations - Geometric Choking-Numerical Examples-Divergent Nozzles Convergent - Divergent-Nozzles-Numerical Examples- Multiple Choking points .Non-isentropic flows- Crocco's Theorem-Fanno Flow-Numerical Examples-Rayleigh Flow. Numerical ExamplesVarious Choking mechanisms, Ramjets and scramjets.