Results 141 to 150 of about 929,788 (310)

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

The Influence of Inclination Angle and Cooling Water Temperature on the Heat Transfer Performance of a Novel Closed Gravity Heat Pipe Exchanger

open access: yesZhileng xuebao, 2017
The heat transfer performance of a heat pipe using acetone as working fluid is experimentally studied and discussed in this paper. A novel heat pipe array was designed and expected to be utilized in integrated waste heat recovery equipment with higher ...
Li Penghui   +3 more
doaj  

Numerical study of evaporation–condensation heat transfer in finned double pipe heat exchangers

open access: yesCase Studies in Thermal Engineering
Double pipe heat exchangers (DPHEs) are widely used in industrial fields, such as refrigeration, heat pumps, and chemical industry, owing to their efficient coupled heat transfer characteristics of evaporation and condensation. In this study, the effects
Junrong Yang   +6 more
doaj   +1 more source

Exergy optimisation for cascaded thermal storage [PDF]

open access: yes
Cascaded thermal storage, consisting of multiple Phase Change Materials (PCMs) with different melting temperatures, has been proposed to solve the problem of poor heat transfer caused by unavoidable decrease of temperature differences during heat ...
Lapkin, Alexei   +2 more
core  

Numerical Studies on Geometric Features of Microchannel Heat Sink with Pin Fin Structure [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +3 more
core  

Heat Transfer Performance of Axially Grooved Heat Pipes

open access: yesHeat Transfer Performance of Axially Grooved Heat Pipes
This paper describes experiments and analysis of the heat transport capability of axially grooved heat pipes. The heat pipes were made of aluminum axially grooved extruded pipes and the working fluid was R11. The effects of fluid inventory and inclination angle on the capillary pumping limit were investigated.
openaire  

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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