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Impingement heat transfer from turbulent air jets to flat plates: A literature survey

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TLDR
In this article, the heat transfer characteristics of single and multiple turbulent air jets impinging on flat surfaces have been studied by many investigators, and suggested correlations for use in the design of cooled turbine blades are noted.
Abstract
Heat transfer characteristics of single and multiple turbulent air jets impinging on flat surfaces have been studied by many investigators. Results of many of these studies are summarized. Suggested correlations for use in the design of cooled turbine blades are noted, and areas where further research would be advisable are identified.

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Journal ArticleDOI

Air jet impingement heat transfer at low nozzle-plate spacings

TL;DR: In this article, the authors examined the local heat transfer characteristics of air jet impingement at nozzle-plate spacings of less than one nozzle diameter using an infrared thermal imaging technique.
Book ChapterDOI

Single-Phase Liquid Jet Impingement Heat Transfer

TL;DR: In this article, the authors summarized the available analytical and experimental work in the area with the objective of correlating the research findings and suggested that there is considerable need for further research in liquid jet array applications, both in submerged and free-surface jet configurations.
Journal ArticleDOI

Vortical structures and heat transfer in a round impinging jet

TL;DR: In this article, the authors performed large-eddy simulations of a round normally impinging jet issuing from a long pipe at Reynolds number Re = 20000 at the orifice-to-plate distance H = 2D, where D is the jet-nozzle diameter.
Journal ArticleDOI

Experimental study and theoretical analysis of local heat transfer distribution between smooth flat surface and impinging air jet from a circular straight pipe nozzle

TL;DR: In this article, the effect of jet-to-plate spacing and Reynolds number on the local heat transfer distribution to normally impinging submerged circular air jet on a smooth and flat surface was investigated.
Journal ArticleDOI

Effect of jet-jet spacing on convective heat transfer to confined, impinging arrays of axisymmetric air jets

TL;DR: In this paper, the effects of jet-jet spacing, low nozzle-plate spacings, and spent air exits located between the jet orifices were studied on the magnitude and uniformity of the convective heat transfer coefficients for confined 3 × 3 square arrays of isothermal axisymmetric air jets impinging normally to a heated surface.
References
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Heat Transfer by Convection from a Hot Gas Jet to a Plane Surface

TL;DR: In this article, measurements have been made of the heat transfer from air jets, with temperature differences of up to 400 deg. C. (750 deg. F) and velocities up to 250 ft. per sec., impinging on a plane surfac...
Journal ArticleDOI

Heat transfer between an axisymmetric jet and a plate normal to the flow

TL;DR: In this article, an analytical and experimental investigation of heat transfer between an axisymmetric jet and a plate normal to the flow for laminar boundary layer conditions is presented.
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