Results 41 to 50 of about 2,005,467 (255)

Enhancing Jet Array Heat Transfer: Review of Geometric Features of Nozzle and Target Plates

open access: yesInternational Journal of Thermofluids, 2022
Adequate cooling of electronic components and packages is an ever-increasing challenge as devices become more powerful, compact, and portable. Highly integrated and high-performance solutions are sought across a wide range of industrial and commercial ...
T. Prevost   +3 more
doaj   +1 more source

Investigate Turbine Blades Cooling Ways for Micro-Jet Engines

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
In recent years, the use of micro-jet engine increased is likely to continue to grow because of the ever-increasing applications such as: an unmanned aerial vehicle and small missiles. Many industrial applications used different technics to provide an effective means for the turbine blades heat transfer.
Q Hassan, M Jaszczur
openaire   +1 more source

Impact Toughness of Steel WMD After TIG Welding

open access: yesArchives of Metallurgy and Materials, 2017
The material selected for this investigation was low alloy weld metal deposit after TIG welding with various amount of oxygen in weld metal deposit (WMD).
Węgrzyn T.   +4 more
doaj   +1 more source

Heat transfer enhancement to a confined impinging synthetic air jet [PDF]

open access: yes, 2013
Heat transfer to confined, un-ducted and ducted impinging synthetic air jets is investigated experimentally. The influence of ducting on the cooling performance of synthetic air jets is of particular interest.
O'Donovan, Tadhg; id_orcid   +1 more
core   +1 more source

Numerical Investigation of the Impingement Cooling Characteristics of Sweeping Jets with Phase Change [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study investigates the cooling features of sweeping jets with phase changes, providing insights into how parameters affect heat transfer. The study aims to improve heat transfer by investigating the cooling effects of a sweeping jet impinging on a ...
W. He   +5 more
doaj   +1 more source

2D Skeletal Muscle Thin Film Actuators Enhance Efficiency of Biohybrid Robots

open access: yesAdvanced Functional Materials, EarlyView.
2D skeletal muscle thin film actuators generate millinewton‐scale forces and millimeter‐scale strokes while remaining functional for over 30 days. Their force density is 20‐fold higher than 3D skeletal muscle actuators, enabling multi‐fin robots with tunable speed and multidirectional steering.
Maheera Bawa   +5 more
wiley   +1 more source

New Technological Concept for Thermal Spray Protective Coatings

open access: yesArchives of Metallurgy and Materials, 2017
Thermally spraying with micro-jet cooling is an innovate technology. It is possible to get fine dispersive structure of coatings during the shorter time in comparable to the classical high velocity oxygen fuel process (HVOF).
Szczucka-Lasota B., Piwnik J.
doaj   +1 more source

Sacrificial‐Layer‐Assisted Heat‐Affected‐Zone Suppression in Laser Patterning of PET for High‐Performance Flexible Devices

open access: yesAdvanced Functional Materials, EarlyView.
A removable sacrificial polymer layer engineers the thermal boundary condition during nanosecond laser ablation of PET, suppressing heat‐affected‐zone formation without relying on costly ultrafast lasers. This strategy enables deep, high‐aspect‐ratio trenches with no detectable heat‐affected zone, templating silver‐filled mesh electrodes with record ...
Mehdi Zarei   +3 more
wiley   +1 more source

Experimental Study on Cooling Performance of a Hybrid Microchannel and Jet Impingement Heat Sink

open access: yesApplied Sciences, 2022
Thermal management at a high heat flux is crucial for high-power electronic devices, and jet impingement cooling is a promising solution. In this paper, a hybrid heat sink combining a microchannel and jet impingement was designed, fabricated and tested ...
Runfeng Xiao   +4 more
doaj   +1 more source

Jet heat transfer in the vicinity of a rotating grinding wheel [PDF]

open access: yes, 2005
Impinging jets are known as a method of achieving high convective heat transfer coefficients. One potential application of impinging jet heat transfer is the air jet cooling of a grinding process. A grinding process generates heat that must be dissipated
A A Torrance   +5 more
core   +1 more source

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