The utilization of hybrid electric propulsion concept in aviation offers a viable solution to
address the limitations posed by the relatively low energy density of batteries in fully electric …

The increasingly demanding requirements for developing highly efficient, environmentally
friendly aero-engines in the 21st century highlights the utilization of recuperators with …

Growing demand for environmentally friendly aero gas-turbine engines with lower emissions
and improved specific fuel consumption can be met by incorporating heat exchangers into …

This paper presents a novel air-fuel heat exchanger used for the cooled cooling air
technology in aero-engines. The helical tube heat exchanger weighing 1.1 kg with an area …

Over the past two decades, zero-emission aviation initiatives have focused on using drop-in
biofuels and sustainable aviation fuels (SAF) to replace fossil-based jet fuels to achieve near …

It is significant to evaluate whether the classical correlations based on conventional tube
size (≥ 10 mm) is suitable for predicting the flow and heat transfers characteristics of the …

To fulfill the need for thermal protection in advanced aero-engines, a tube-in-tube helical coil
(TTHC) air–fuel heat exchanger is recommended for a cooled cooling air system. This paper …

The article presents a novel compact plate finned-tube air-fuel heat exchanger which is
designed by means of using logarithmic mean temperature difference method (LMTD) and …

Zero-emission aviation initiatives have mainly focused on using hydrogen or drop-in biofuels
and sustainable aviation fuels (SAF) to replace fossil-based jet fuels to achieve near-term …

In this article, a new compact cross-flow air-air heat exchanger is designed using logarithmic
mean temperature difference method (LMTD) and its performance is experimentally …