Results 71 to 80 of about 6,888 (240)

Numerical and Experimental Investigation of the Influence of Backpressure on a Confined Impinging Jet for Small Nozzle-to-plate Spacing [PDF]

open access: yesJournal of Applied Fluid Mechanics
In order to further extend understanding of the heat transfer characteristics under an enclosed area, the influence of backpressure on a single impingement jet with small nozzle-to-plate spacing (H/D) is studied.
K. Zhu   +4 more
doaj   +1 more source

Optimization Turbine Blade Cooling by Applying Jet Impingement Cooling Channels

open access: yesTransport and Telecommunication, 2023
The aim of this paper is to optimize turbine blade cooling channels by applying jet impingement Method. The selection of experiment data for NASA 3CX turbine blade, and 3D model using solidworks software and create computational fluid dynamics (CFD ...
Elmenshawy Adham Ahmed Awad Elsayed   +2 more
doaj   +1 more source

Blade Count and Rotational Speed Sensitivity of Vertical‐Axis Turbines Under Guided Vehicle‐Generated Transient Wakes

open access: yesEnergy Science &Engineering, EarlyView.
Passing vehicles generate short‐duration wakes that can be redirected toward a vertical‐axis turbine. The interaction between wake structure, blade count, and rotational speed governs transient torque production. Low‐solidity configurations combined with tuned rotational speed enhance energy extraction under vehicle‐induced gusts.
Aydin Ulus, Stefan Ilie Moldovan
wiley   +1 more source

Comparative Performance Analysis of Various Flat Plate Solar Collectors Incorporating Spiral and Square Arrangement of Circular Type Riser Tube

open access: yesEnergy Science &Engineering, EarlyView.
Three flat‐plate collectors with spiral and square coiled riser tubes were tested and it was found that the spiral type provides the best results with a thermal efficiency of 66.98% for a mass flow rate of 0.4 kg/min. Riser tube geometry is a key factor in optimizing flat‐plate collector output.
Sakhail Islam Biaz   +4 more
wiley   +1 more source

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  

HEAT TRANSFER ENHANCEMENT THROUGH JET IMPINGEMENT

open access: yes, 2021
A comprehensive review on jet impingement heat transfer is presented to consider the state-of the art in this heat transfer field. Recent technological developments in the various field need efficient cooling technique .Generally water jet impingement ...
Kale Nitin Bhimrao   +3 more
core  

Forced Draught Impact on Externally Venting Flames: An Experimental and Numerical Investigation

open access: yesFire and Materials, EarlyView.
ABSTRACT Wind can significantly influence fire development and spread in urban and forest environments causing fatal consequences for the public, the first responders, and the environment. Wind‐driven fires can have a significant impact on structural fires as wind can increase the fire's intensity, development, and flame spread.
Anoop Subramania Warrier   +5 more
wiley   +1 more source

Bubbly Jet Impingement in Different Liquids

open access: yesMicrogravity Science and Technology, 2010
An experimental setup for the study of bubbly jets collision in microgravity has been designed. On ground preliminary results are presented in order to be compared with those obtained in a near future in low gravity conditions. The opposed-jet configuration is used with the objective to force the collision of two jets, with an impact angle between them
Suñol Galofre, Francesc Xavier   +1 more
openaire   +4 more sources

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  

Penetration Jet Impingement Calculation in Engineering Application

open access: yes, 2017
In the process of nuclear power plant design, Pipe Rupture Hazards Analysis (PRHA) was obliged, including postulated rupture location and configurations, jet impingement effects, compartment pressurization effects, environmental influences, flooding ...
Tao Qi, Tong Wu, Ying Zhou
core   +1 more source

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