Experimental and numerical investigation of convection heat transfer in transpiration cooling

PX Jiang, L Yu, JG Sun, J Wang - Applied thermal engineering, 2004 - Elsevier
The turbulent flow and heat transfer in a rectangular channel without and with transpiration
cooling was investigated experimentally and numerically. The two-layer k–ε model was used …

Transition from transpiration to film cooling

ERG Eckert, HH Cho - International journal of heat and mass transfer, 1994 - Elsevier
Heat transfer characteristics of transpiration cooling devices encompass Stanton numbers
and the temperature increase in the transpired wall. These were calculated for ideal …

Numerical modeling of transpiration-cooled turbulent channel flow with comparisons to experimental data

DJ Munk, M Selzer, H Böhrk, S Schweikert… - … of Thermophysics and …, 2018 - arc.aiaa.org
Transpiration cooling is a promising active cooling technique that provides coolant through a
porous wall at a rate sufficient to maintain temperatures below a desired limit. The present …

Numerical boundary layer investigations of transpiration-cooled turbulent channel flow

W Dahmen, S Müller, M Rom, S Schweikert… - International Journal of …, 2015 - Elsevier
Transpiration cooling is an active cooling technique able to reduce thermal loads of
applications exposed to extreme operation conditions. A coolant is driven through a porous …

DNS of turbulent flat-plate flow with transpiration cooling

N Christopher, JMF Peter, MJ Kloker… - International Journal of …, 2020 - Elsevier
Transpiration cooling in a turbulent boundary layer on a flat plate is investigated using direct
numerical simulations (DNS). The simulations are performed by solving the compressible …

Transpiration cooling of a nose cone by various foreign gases

YQ Liu, PX Jiang, SS Jin, JG Sun - International journal of heat and mass …, 2010 - Elsevier
The transpiration cooling mechanisms used for thermal protection of a nose cone was
investigated experimentally and numerically for various cooling gases. The effects of …

Numerical investigation on transpiration cooling performance with different porosities and mainstream pressure gradients

Y Yang, J Mao, P Chen, H Zhang, H Tang - International Journal of Thermal …, 2023 - Elsevier
Improving transpiration cooling performance is a challenge to meet the requirements for the
cooling performance and thermal stress restrict. In the current study, numerical simulations …

Research on the cooling performance of the discontinuous transpiration surface structure for the leading edge of a hypersonic vehicle

D Wang, K Pan, Y Liu, L Wang, Z Liu - Applied Thermal Engineering, 2024 - Elsevier
Transpiration cooling is an efficient thermal protection technology that can be applied to
hypersonic aircraft. This paper takes the leading edge transpiration cooling system of aircraft …

Numerical investigation on the optimization of local transpiration cooling effectiveness

L Shen, J Wang - Applied Thermal Engineering, 2017 - Elsevier
With the development of active Thermal Protection System (TPS) of hypersonic vehicles,
optimizing active TPS design and reducing weight including the system and coolant loaded …

Large-eddy simulation of transpiration cooling in turbulent channel with porous wall

X Xiao, G Zhao, W Zhou, S Martynenko - Applied Thermal Engineering, 2018 - Elsevier
Transpiration cooling is an excellent and effective cooling technology and is one of the
optional technologies for thermal protection systems of hypersonic vehicles. This paper …