University:
Swansea University
Course:
EG-086 | Engineering Science
Academic year:

2023
Views:

118

Pages:

4
Author:

Lloyd R.

I sentropic flow Mach Number Nanoden. Isostrope process: Entropy S Contad Mach Number Vanatbu The iserstropre enagy Equaton is given by Coustent differentiacting the alar equation? assume dh + de Olsos ths pliss dh + cdc=0 di cdc-o dp--Sedc Fron was flow rate ir gima 200 Continuity aquedos wi= PAC - Constand taking loge on boath sid, dod differentiatu In p + In A+ luc - enc ds + da 1 de=-c ds + da ta prostor motompete Kapansion in Nozzles with gaser in nozzle is an * Expansion of gasevin (1-shape inarase velocity "acellevating process by decreasing the pveksteve. The the teckel mach mi and of the nozzle deplads on the substituting M Values. by substituting In the folkouing equ ل - الحمد dade (1-M2]. Cases - In Car y Nozzle the noboupo pifyrit presseum diop dp is alway negate. Imat Diffuser Device used to increase the pressure and decrease the +re velocity of fluid. * Men pressure differon (Ap) is always →Area inchay Mea reducay Subsonic I santuple flow of a goi Maiffuses ab Like torip, fr and density ratios, avea ratio at a given section of a passage is ratio of the area a useful quantity (4) (4) at the gluen Mach quantity: Have the number (M) Area Ratio as a function of Mach Number and the Reference Avia (A) Condition (M=M-1) Sonic condit is expressed as the Local Mac Number (M) attende Fon Costbusty equaton: