japan-School of Aerospace Engineering

May 14th, 2015
Studypool Tutor
Price: $10 USD

Tutor description

Steady, 1-d, constant area, adiabatic flow with no external work but with friction • Conserved quantities-– since adiabatic, no work: ho=constant – since A=const: mass flux=ρv=constant≡G

Word Count: 1180
Showing Page: 1/24
japanSchool of Aerospace EngineeringFanno Flow - ThermodynamicspTvM Steady, 1-d, constant area, adiabaticflow with no external work but withfriction Conserved quantitiesx, f?L since adiabatic, no work: ho=constant since A=const: mass flux=v=constantGAs you change h, combining: ho=h+G2/22=constantyou change (and v)since G and ho const. On h-s diagram, can draw Fanno Line line connecting points with same ho and vAE3450Fanno Flow -1Copyright 2001-2002 by Jerry M. Seitzman. All rights reserved.School of Aerospace EngineeringFanno Line Velocity change (due tofriction) associated withentropy change Friction can only increaseentropy can only approach M=1 friction alone can notallow flow to transitionbetween sub/supersonichhov=0M1vmaxsmaxs Two solutions given (v,ho,s): subsonic & supersonic change mass flux: new Fanno lineFanno Flow -2Copyright 2001-2002 by Jerry M. Seitzman. All rights reserved.AE34501School of Aerospace EngineeringFanno Line - Choking Total friction experienced M1by flow increases withlength of flow, e.g.,hduct length, Lho For long enough duct,Me=1 (L=Lmax) What happens if L>LmaxMeLM1 subsonic flow: must move tosdifferent Fanno line ( ), i.e., lower mass flux supersonic flow: get a shock ( )AE3450Fanno Flow -3Copyright 2001-2002 by Jerry M. Seitzman. All r

Review from student

Studypool Student
" Good stuff. Will use again. "
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1826 tutors are online

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors