Results 11 to 20 of about 22,707 (244)

Radiometric Constraints on the Timing, Tempo, and Effects of Large Igneous Province Emplacement

open access: yesGeophysical Monograph Series, Page 27-82., 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.
Jennifer Kasbohm   +2 more
wiley  

+2 more sources

Investigation on the Effect of Impingement Chamber Structure and Cooling Unit Number on Composite Cooling [PDF]

open access: yesJournal of Applied Fluid Mechanics
In order to deeply explore the influence and mechanism of the impingement chamber structure and the number of cooling units on the film cooling performance.
J. Liu, Z. Zhu, J. Chang, S. Ma, J. Sun
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

Experimental and Numerical Study on the Combined Jet Impingement and Film Cooling of an Aero-Engine Afterburner Section

open access: yesAerospace, 2023
The recent advancement of cooling methodologies for critical components such as turbine blades, combustor liners, and afterburner liners has led to the development of a combination of impingement and film cooling.
Ashutosh Kumar Singh   +2 more
doaj   +1 more source

Enhancement of Impingement Cooling in a High Cross Flow Channel Using Shaped Impingement Cooling Holes

open access: yesJournal of Turbomachinery, 2006
Impingement systems are common place in many turbine cooling applications. Generally these systems consist of a target plate that is cooled by the impingement of multiple orthogonal jets. While it is possible to achieve high target surface heat transfer with this configuration, the associated pressure drop is generally high and the cooling efficiency ...
Chambers, A   +4 more
openaire   +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

Computational Analysis of Droplet Mass and Size Effect on Mist/Air Impingement Cooling Performance

open access: yesAdvances in Mechanical Engineering, 2013
Impingement cooling has been widely employed to cool gas turbine hot components such as combustor liners, combustor transition pieces, turbine vanes, and blades.
Zhenglei Yu   +4 more
doaj   +1 more source

Opportunities in Jet-Impingement Cooling for Gas-Turbine Engines

open access: yesEnergies, 2021
Impingement heat transfer is considered one of the most effective cooling technologies that yield high localized convective heat transfer coefficients. This paper studies different configurable parameters involved in jet impingement cooling such as, exit
Sandip Dutta, Prashant Singh
doaj   +1 more source

Study on Humid Air Turbine Cooling Technique

open access: yes发电技术, 2021
In order to study the influence of humid air on the cooling performance of turbine blade and build the cooling performance prediction model of humid air turbine, the experimental platform of normal pressure turbine blade cooling was established, and the ...
Hua ZHU, Biao YAN, Yusong LIU, Liang LI
doaj   +1 more source

Experimental Investigation of Micro Cooling Units on Impingement Jet Array Flow Pressure Loss and Heat Transfer Characteristics

open access: yesEnergies, 2021
With the development in additive manufacturing, the use of surface treatments for gas turbine design applications has greatly expanded. An experimental investigation of the pressure loss and heat transfer characteristics within impingement jet arrays ...
Zhong Ren   +4 more
doaj   +1 more source

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