Numerical investigation of the cryogenic underexpanded hydrogen jets exiting rectangular shaped openings

J Xie, J Hou, R Zhang, H Zhang, J Chen - International Journal of Heat and …, 2023 - Elsevier
Cryo-compressed hydrogen shows increasing potentials in hydrogen utilization. The
development and revision of safety codes and standards for cryo-compressed hydrogen …

[HTML][HTML] Numerical study on the lobed nozzles for enhancing the mixing and combustion performance of rocket-based combined cycle engine

K Wang, F Li, K Zhao, T Zhou - Energy Reports, 2022 - Elsevier
Space exploration is economically feasible with the development of aerospace technology.
The Mach number limit of the aircraft depends on the structure of aeroengine. Rocket engine …

Optimization of three key geometries of a steam ejector under varied primary nozzle geometries

J Yan, R Li, C Wang - Entropy, 2022 - mdpi.com
In this paper, three key geometrical dimensions such as XL3 (constant pressure mixing
chamber length), D5 (diameter of the throat of the ejector), and XL5 (length of the throat of …

Numerical and experimental investigation of supersonic binary fluid ejector performance

N Bukharin, M El Hassan - Fluids, 2023 - mdpi.com
Ejectors are simple mechanical devices with no moving parts which convert the pressure
energy of a motive fluid to kinetic energy and generate suction of the secondary fluid. The …

Simultaneous optimization of crude oil refinery vacuum distillation column and corresponding ejector system

HK Khafaji, A Shahsavand, SHR Shooshtari - Energy, 2024 - Elsevier
A vacuum distillation unit (VDU) is a relatively complex crude oil refining process that usually
overlooked in researches. A detailed review of the corresponding literature reveals that most …

Numerical characterization of the flow dynamics and COP estimation of a binary fluid ejector ground source heat pump cooling system

M El Hassan - Fluids, 2022 - mdpi.com
Ejector-based refrigeration systems can make direct use of many forms of thermal energy,
such as solar thermal, waste heat, biogas, or natural gas. The present paper describes the …

System COP of Ejector-Based Ground-Source Heat Pumps

M El Hassan - Energies, 2022 - mdpi.com
Compared to mechanical compressors, ejector-based refrigeration systems can make direct
use of many forms of thermal energy, including waste heat, solar thermal, or biogases. It is …

[PDF][PDF] Experimental Investigation of the Performance of a Novel Ejector–Diffuser System with Different Supersonic Nozzle Arrays

D Xu, Y Gu, W Li, J Chen - Fluids, 2024 - pdfs.semanticscholar.org
The supersonic–supersonic ejector–diffuser system is employed to suck supersonic
lowpressure and low-temperature flow into a high-pressure environment. A new design of a …

Numerical Study on Flow and Noise Characteristics of High-Temperature and High-Pressure Steam Ejector

J Zhang, Y Liu, Y Guo, J Zhang, S Ma - Energies, 2023 - mdpi.com
Based on the shear stress transfer (SST) k-ω model, Ffowcs-Williams and Hawkings (FW–H)
equation, and Lilley sound source equation, the flow and sound field of high-temperature …

Investigation of optimal selection and atomizing characteristics of nozzles for ultrasonic dry-mist dust suppression system

X Yuan, P Wang, G Wu, S Chen, S Li - Energy Sources, Part A …, 2022 - Taylor & Francis
In order to provide insightful guidance for the selection of nozzles and the determination of
operating conditions of ultrasonic dry-mist dust suppression system, this study collected six …