Results 11 to 20 of about 349,761 (181)

Sweeping jet impingement heat transfer on a simulated turbine vane leading edge

open access: yesJournal of the Global Power and Propulsion Society, 2018
With the development of additive manufacturing technology, it is now possible to design complex and integrated internal cooling architecture for a gas turbine engine.
Mohammad A. Hossain   +4 more
doaj   +2 more sources

The effect of nozzle inclination on heat transfer in jet impingement systems [PDF]

open access: yes, 1981
Jet impingement heating and cooling techniques are used extensively in industrial applications. in some of these installations, the axis of the jet can be inclined relative to the impingement surface.
Oladiran, M. T.
core   +7 more sources

Experimental and computational studies of factors affecting impinging jet flowfields [PDF]

open access: yes, 2009
An experimental and computational study was made of a single circular jet impinging onto a flat ground board. A 1/2" nozzle running at a fixed nozzle pressure ratio of 1.05 was used in the experimental phase (giving an nozzle exit Reynolds number of ...
Myszko, M
core   +7 more sources

Heat transfer from swirling impinging jets [PDF]

open access: yes, 1980
This thesis is concerned with the determination of the local and average mass/heat transfer--from swirling jets impinging orthogonally onto flat surfaces.
Mahmood, M.
core   +7 more sources

Numerical simulation of double jet impinging a flat and fixed wall with WALE model [PDF]

open access: yesMATEC Web of Conferences, 2020
This work focuses on the study of the averaged velocity and the turbulent intensity of the double jet impingement is used to separate two adjacent cellule. Numerical LES investigations are carried out in this study.
Sahnoun Rachid   +3 more
doaj   +1 more source

Effects of design parameters on a multi jet impinging heat transfer

open access: yesAlexandria Engineering Journal, 2018
The main focus of this work is a synergistic heat transfer analysis of the impinging multi jets. The geometry of the jet holes, arrangement of those holes, density of the jets through spanwise and streamwise directions and type of the confinement are the
Perihan Culun   +2 more
doaj   +1 more source

Flow and heat transfer characteristics of a swirling impinging jet issuing from a threaded nozzle

open access: yesCase Studies in Thermal Engineering, 2021
A new swirler to excite the swirling jet is proposed to achieve the uniform and efficient impingement cooling, that is, the inner wall of a circular hole is provided with four spiral grooves similar to the conventional circular hole with internal threads.
Liang Xu   +6 more
doaj   +1 more source

Flow accelerated preferential weld corrosion of X65 steel in brine [PDF]

open access: yes, 2014
Preferential weld corrosion (PWC) remains a major operational challenge that jeopardizes the integrity of oil and gas production facilities. It is the selective dissolution of metal associated with welds, such that the weld metal (WM) and / or the ...
Adegbite, Michael Adedokun
core   +7 more sources

Evaluation and Optimization of the Oil Jet Lubrication Performance for Orthogonal Face Gear Drive: Modelling, Simulation and Experimental Validation

open access: yesEnergies, 2019
The oil jet lubrication performance of a high-speed and heavy-load gear drive is significantly influenced and determined by the oil jet nozzle layout, as there is extremely limited meshing clearance for the impinging oil stream and an inevitable blocking
Yu Dai   +4 more
doaj   +1 more source

Experimental Study of Heat Transfer Parameters of Impingement Heating System Represented by Conductive Target Plate of Resistive film [PDF]

open access: yesEngineering and Technology Journal, 2016
The current experimental study focuses on the heat transfer characteristics and pressure losses for impingement systemwhich is used in cooling the liner of gas turbine combustor.
Assim H. Yousif   +2 more
doaj   +1 more source

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