[HTML][HTML] A review of key components of hydrogen recirculation subsystem for fuel cell vehicles

J Han, J Feng, P Chen, Y Liu, X Peng - Energy Conversion and …, 2022 - Elsevier
Hydrogen energy and fuel cell technology are critical clean energy roads to pursue carbon
neutrality. The proton exchange membrane fuel cell (PEMFC) has a wide range of …

Ejectors on the cutting edge: The past, the present and the perspective

G Besagni - Energy, 2019 - Elsevier
The applications of ejectors are many and encompass the refrigeration, the power
generation and the chemical sectors. On one hand, ejector technology needs limited …

[HTML][HTML] Artificial neural network-based predictive model for supersonic ejector in refrigeration system

H Zhu, J Liu, J Yu, P Yang - Case Studies in Thermal Engineering, 2023 - Elsevier
In this paper, a novel predictive model is proposed for the supersonic ejector in the
refrigeration system based on the artificial neural network technique. A composite …

An improved thermodynamic model for supersonic real-gas ejectors using the compound-choking theory

A Metsue, R Debroeyer, S Poncet, Y Bartosiewicz - Energy, 2022 - Elsevier
Thermodynamic models constitute one of the essential tools to properly design supersonic
ejectors. However, by their simplistic nature, most of said models remain unable to properly …

Two-phase ejector enhanced carbon dioxide transcritical heat pump for cold climate

K Ameur, Z Aidoun - Energy Conversion and Management, 2021 - Elsevier
Among the solutions to current energy efficiency and climate change issues, the use of
natural refrigerants in mechanical compression heat pumps is an important measure for an …

Artificial neural network based shape optimization of supersonic ejectors in the critical flow regime

P Gupta, P Kumar, SMV Rao - Applied Thermal Engineering, 2022 - Elsevier
Supersonic ejectors are widely used in energy, refrigeration, and aerospace propulsion
applications. A supersonic ejector is a passive gasdynamic device consisting of a …

Performance investigation on the bypass ejector for a proton exchange membrane fuel cell system

J Han, G Besagni, R Mereu, F Inzoli, J Feng… - Applied Thermal …, 2024 - Elsevier
The poor entrainment performance of the conventional ejector is a significant problem that
makes it hard to use in proton exchange membrane fuel cell (PEMFC) systems. This study …

Visualization experimental study of the condensing flow regime in the transonic mixing process of desalination-oriented steam ejector

Y Tang, Z Liu, Y Li, H Wu, X Zhang, N Yang - Energy Conversion and …, 2019 - Elsevier
There are few available related studies about condensing flow regime in the transonic
mixing process of steam ejector due to its extreme complexity, although it is of great …

Compound-choking theory for supersonic ejectors working with real gas

S Croquer, Y Fang, A Metsue, Y Bartosiewicz, S Poncet - Energy, 2021 - Elsevier
The performance of supersonic ejectors is mainly limited by the choking of the flow. Below a
critical pressure, the entrainment capability of the ejector remains indeed constant. As the …

Artificial neural network model for single-phase real gas ejectors

P Gupta, P Kumar, SMV Rao - Applied thermal engineering, 2022 - Elsevier
Ejector is a passive gas dynamic device used ubiquitously in engineering applications.
Applications of ejectors have transited from traditional steam extraction to heat-driven gas …