Results 11 to 20 of about 1,116,436 (266)

Enhanced thermal performance with high-amplitude intermittent impingement cooling

open access: yesInternational Journal of Heat and Mass Transfer, 2022
The advances of many future engineering applications rely on effective cooling techniques. Beyond the traditional thermal management solutions, the design potential of unsteady impingement cooling is still under-explored.
Zhihan Zhang   +3 more
semanticscholar   +1 more source

Improvement of Multi-Hole Airflow Impingement on Flow and Heat Transfer Characteristics Inside a Turbine Vane Cavity

open access: yesApplied Sciences, 2021
The cooling effect of turbine vane is of great importance for ensuring thermal protection and economic operation of gas turbines. This study aims to reveal the influence mechanism and performance of impingement cooling and heat transfer within a turbine ...
Lixi Zhang   +4 more
doaj   +1 more source

Heat Transfer and Flow Performance of Impingement and Impingement/Effusion Cooling Systems [PDF]

open access: yesEngineering and Technology Journal, 2015
The current experimental study is made to investigate the heat transfer characteristics and pressure losses for both impingement and impingement/effusion cooling systems.The experiments are carried out on a metal test plate.The numerical work is made to ...
Assim H. Yousif   +2 more
doaj   +1 more source

Cooling water intake system safety analysis based on impingement probability

open access: yesFrontiers in Marine Science, 2023
Invasion or aggregation of marine organisms in cooling water intake systems (CWIS) has gradually become an important problem affecting the safety of nuclear power plants with environmental and climate changes.
Xiaocheng Fu   +6 more
doaj   +1 more source

Parametric Studies of Laminated Cooling Configurations: Overall Cooling Effectiveness

open access: yesInternational Journal of Aerospace Engineering, 2021
Combing the advantages of film cooling, impingement cooling, and enhanced cooling by pin fins, laminated cooling is attracting more and more attention.
Chen Wang, Chunhua Wang, Jingzhou Zhang
doaj   +1 more source

Analysis of sweeping jet and film composite cooling using the decoupled model

open access: yesOpen Physics, 2023
The heat transfer process of the sweeping jet and film composite cooling (SJF) structure of the turbine blade leading edge is complex. The current work divides the overall cooling effectiveness of the SJF into the impingement heat transfer effectiveness,
Kong Xiangcan   +6 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

The Influence of Rotation on Impingement Cooling [PDF]

open access: yesVolume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, 1996
The objective of the present work is the experimental investigation of the effects of rotation on the heat transfer due to a single row of circular jets impinging on a curved surface, relevant to turbine blade cooling. The local transfer coefficients were determined by means of the naphthalene sublimation technique using the analogy between heat and ...
Ch. Mattern, D. K. Hennecke
openaire   +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

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

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