Results 11 to 20 of about 701 (180)

Phanerozoic Large Igneous Province, Petroleum System, and Source Rock Links

open access: yesGeophysical Monograph Series, Page 191-228., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Steven C. Bergman   +2 more
wiley  

+1 more source

Determination of Impingement Cooling Fluid Temperature-Time Profile For Extracted Tiger-Nut Juice (Cyperus Esculentus) By Lumped Thermal Mass Analysis [PDF]

open access: yesEngineering and Technology Journal, 2023
Determination of Temperature-Time Profile by the Lumped thermal mass analysis (LTMA) method using Tiger-Nut Juice as the impinging fluid on the cooling system was carried out.
Nwankwo, Azubuike   +2 more
doaj   +1 more source

Experimental Study of Heat Transfer Parameters of Impingement Heating System Represented by Conductive Target Plate of Resistive film [PDF]

open access: yesEngineering and Technology Journal, 2016
The current experimental study focuses on the heat transfer characteristics and pressure losses for impingement systemwhich is used in cooling the liner of gas turbine combustor.
Assim H. Yousif   +2 more
doaj   +1 more source

Cooling Characteristic of a Wall Jet for Suppressing Crossflow Effect under Conjugate Heat Transfer Condition

open access: yesAerospace, 2022
The leading edge is the critical portion for a gas turbine blade and is often insufficiently cooled due to the adverse effect of Crossflow in the cooling chamber.
Qinghua Deng   +3 more
doaj   +1 more source

A Comparative Study of Film Cooling with Combined Impingement and Film Cooling [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In order to cool the gas turbine vane or blade and raise the operating temperature, two standard convective cooling methods are used: jet impingement cooling and film cooling.
R. K. Panda, A. K. Pujari, B. Gudla
doaj   +1 more source

Air Jet Impingement Cooling for Hot-Stamping Dies

open access: yesThe International Journal of Advanced Manufacturing Technology, 2022
Abstract The strength of panel sheets can be increased by 2-3 times after hot stamping, and for high quality of hot stamped sheets, uniform cooling rate on the die face to quench the panel is needed. However, it is difficult for cooling water channels, commonly used for hot stamping dies, to dissipate heat evenly.
Li-Wei Chen, Dong Van Dat
openaire   +1 more source

Numerical simulation on heat transfer and entropy generation of impingement cooling on boss shaped surface

open access: yesXibei Gongye Daxue Xuebao, 2022
Using impingement jet to cool the external cavity of the end wall of the gas turbine guide blade is very effective for prolonging the service life of the gas turbine and ensuring its safety operation.
ZHANG Lixi, CAO Gaopan, ZHANG Zhengyang
doaj   +1 more source

Cooling of rocket plume using aqueous jets during launching

open access: yesEngineering Applications of Computational Fluid Mechanics, 2022
With an increase in rocket motor thrust, the thermal loads on the launch platform by the impingement exhaust jet are significantly increased, this poses serious safety risks to rocket launch.
Zhitan Zhou   +3 more
doaj   +1 more source

Heat Transfer Enhancement of Impingement Cooling by Adopting Circular-Ribs or Vortex Generators in the Wall Jet Region of A Round Impingement Jet

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2020
In the near future, when designing and using Double Wall Airfoils, which will be manufactured by 3D printers, the positional relationship between the impingement cooling nozzle and the heat transfer enhancement ribs on the target plate naturally becomes ...
Ken-Ichiro Takeishi   +3 more
doaj   +1 more source

Heat Transfer Enhancement by Mitigating the Adverse Effects of Crossflow in a Multi-Jet Impingement Cooling System in Hexagonal Configuration by Coaxial Cylindrical Protrusion—Guide Vane Pairs

open access: yesApplied Sciences, 2023
A novel compound multi-jet impingement system for enhanced cooling of a flat surface by augmenting its area with cylindrical protrusions (CPs) equipped with coaxial guide vanes (CGVs) and reducing deflection of jets by crossflow has been developed for ...
Ahmet Hikmet Untuç, Salih Ozen Unverdi
doaj   +1 more source

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