Numerical Simulation of Swirling Impinging Jet Issuing from a Threaded Hole under Inclined Condition [PDF]
Entropy, 2019 There are some inclined jet holes in the cooling structure of the leading edge region of gas turbine blades. In order to improve the cooling effect of traditional round holes, this paper proposes to replace the round holes with threaded holes, and ...
Liang Xu +5 more
doaj +3 more sources
Flow Characteristics of Oblique Submerged Impinging Jet at Various Impinging Heights
Journal of Marine Science and Engineering, 2022 To study the influence of impinging height H/D on the flow field characteristics of oblique submerged impinging jets, the numerical calculation of an oblique submerged impinging jet was carried out based on Wray–Agarwal (W–A) turbulence model.
Di Zhang +7 more
doaj +2 more sources
Energies, 2020 As a kind of water jet technology with strong impinging force and simple structure, the submerged impinging water jet can produce strong scouring action on subaqueous sediments.
Hongliang Wang +4 more
doaj +2 more sources
CFD analysis of heat transfer enhancement in impinging jet array by varying number of jets and spacing [PDF]
Scientific ReportsUsing the RANS approach with the standard k-ω turbulence model, this study offers a novel investigation into the dynamic and thermal properties of turbulent impinging jet arrays.
Zakia Rachdi +5 more
doaj +2 more sources
A Liquid Jet Impinging onto Rotating Convex Superhydrophobic and Hydrophilic Surfaces: Reflection or Deflection? [PDF]
Journal of Applied Fluid Mechanics, 2022 A liquid jet impinging on stationary and rotating superhydrophobic and hydrophilic convex surfaces is experimentally investigated. The effects of the rotation and wettability of the surface and the inertia and impingement rate of the jet on the flow, and
A. Kibar
doaj +1 more source
Experimental Investigation of the Vortex Dynamics in Circular Jet Impinging on Rotating Disk
Fluids, 2022 A circular jet impinging perpendicularly onto a rotating disk is studied in order to understand the influence of centrifugal forces on the radial wall jet.
Mouhammad El Hassan, David S. Nobes
doaj +1 more source
Performance evaluation of impinging jet ventilation combined with ductless personalized ventilation [PDF]
E3S Web of Conferences, 2022 Impinging jet ventilation (IJV), which supplies a high momentum air jet impinging and spreading over the floor, could be used in both cooling and heating modes.
Liu Pengju, Yang Bin
doaj +1 more source
Micromachines, 2022 Nanofluids offer great potential heat transfer enhancement and provide better thermophysical properties than conventional heat transfer fluids. Application of nanofluids in jet impingement cooling is used for many industrial and scientific purposes as it
Ooi Jen Wai +2 more
doaj +1 more source
Parametric study of the flow characteristics and heat transfer from circular intermittent jet impinging on a concave surface [PDF]
Journal of Heat and Mass Transfer Research, 2021 The main purpose of the current work is the analysis of the pulsating effect on the flow and heat transfer from impinging jet on a concave surface. In this way, the heat flux of 2300 W/m2 has been applied constantly on the surface with the radius of ...
Mehran Rajabi Zargarabadi +2 more
doaj +1 more source
Impingement Cooling Characteristics of a Cube in Cross Flow [PDF]
Engineering and Technology Journal, 2009 An experimental and numerical investigation is carried out for the heat transfer froma cube faces subjected to impinging jet which centrally strikes the top face of the cube.
Jalal M. Jalil +2 more
doaj +1 more source