The influences of the thermal conductivity and porosity of the porous wall and locally
extraordinarily high heat fluxes on the hot surface and the location of a low porosity region …

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 …

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 …

Comprehensive experimental and numerical studies were performed to determine cooling
film effectiveness of transpiration cooling over porous materials. The cooling film …

Compared to other thermal protection methods, transpiration cooling has a higher cooling
efficiency, but its cooling impact is more influenced by the surrounding thermal and …

In this paper, a new mathematical model is suggested to describe the two-dimensional
problems of the transpiration cooling with liquid coolant phase change, to simulate and …

Transpiration cooling using liquid water as coolant has been confirmed as a promising
thermal protection method due to the huge phase change latent heat. A multi-region …

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 …

A simple analysis is described addressing the effect of simultaneous cooling from the back
side and from a transpiration flow through a porous wall. The analysis draws from existing …

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 …