The Effect of Impinging Jet on the Flow and Heat Transfer from Isothermal Moving Plate
Author(s) -
Ahmed Waheed Mustafa
Publication year - 2011
Publication title -
maǧallaẗ al-handasaẗ al-rāfidayn
Language(s) - English
Resource type - Journals
eISSN - 2220-1270
pISSN - 1813-0526
DOI - 10.33899/rengj.2011.26609
Subject(s) - mechanics , laminar flow , reynolds number , jet (fluid) , heat transfer , momentum (technical analysis) , physics , isothermal flow , isothermal process , flow (mathematics) , thermodynamics , materials science , open channel flow , turbulence , finance , economics
The effect of impinging uniform jet on flow and heat transfer over isothermal moving plate is investigated. The flow and temperature fields are studied numerically with different jet velocity ratio (jet to plate velocity ratio 0-5). The laminar flow field is analyzed numerically by solving the steady, two-dimensional incompressible NavierStokes and energy equations. A collocated (non-staggered) grid is used in the momentum equations, which discretized by finite volume method, SIMPLE algorithm is used to adjust the velocity field to satisfy the conservation of mass. The range of Reynolds number is (Re = 10 - 100). The results show that at high jet velocity ratio (V/U = 5) and Reynolds number (Re = 100), the rate of heat transfer from the plate is doubled.
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