[HTML][HTML] Recent advances in numerical simulation of ejector pumps for vacuum generation—A review

J Sadeghiseraji, M Garcia-Vilchez, R Castilla, G Raush - Energies, 2024 - mdpi.com
This review paper provides an overview of recent advances in computational fluid dynamics
(CFD) simulations of ejector pumps for vacuum generation. It examines various turbulence …

Maximizing efficiency in solar ammonia–water absorption refrigeration cycles: Exergy analysis, concentration impact, and advanced optimization with GBRT machine …

R Al-Rbaihat, H Alahmer, A Al-Manea, Y Altork… - International Journal of …, 2024 - Elsevier
A detailed analysis of energy and exergy is conducted on a single-effect solar ammonia–
water (NH 3–H 2 O) absorption refrigeration cycle (ARC) using TRNSYS and EES software …

[HTML][HTML] Performance evaluation of supersonic flow for variable geometry radial ejector through CFD models based on DES-turbulence models, GPR machine …

R Al-Rbaihat, K Saleh, R Malpress, D Buttsworth… - International Journal of …, 2023 - Elsevier
This study aims to derive valuable insights for utilizing computational fluid dynamics (CFD)
based on reynolds-averaged navier–stokes (RANS) and detached eddy simulation (DES) …

A review of axial and radial ejectors: Geometric design, computational analysis, performance, and machine learning approaches

G Al-Doori, K Saleh, A Al-Manaa, R Al-Rbaihat… - Applied Thermal …, 2025 - Elsevier
This review examines the critical role of ejectors in refrigeration systems, emphasizing the
need for a deeper understanding of their performance characteristics, particularly through a …

Performance enhancement of steam ejector via novel primary nozzle bypass: CFD analysis

M Alanwar, AA Hassan, MA Abdelatief… - … Communications in Heat …, 2024 - Elsevier
Steam ejectors are a promising energy-saving technology. Therefore, enhancing their
relatively low entrainment performance is essential for expanding their industrial …

Optimization of the two-stage ejector with blocking area ratio of primary nozzle throat under certain liquid volume fraction in two-phase inlet fluids

J Yan, L Zeng - International Journal of Refrigeration, 2024 - Elsevier
This paper proposes an innovative two-stage ejector with a needle blocking the main nozzle
area within 0%-60% to control the mass flow rate of the inlet. Based on this, under certain …

Prediction of adjustable steam ejectors performance through Integration of numerical simulation and theoretical model

H **g, Z Yuan, J Gao, W Chen, D Chong - Applied Thermal Engineering, 2025 - Elsevier
Adjustable steam ejector demonstrates the ability to maintain high-performance operation
under frequent load fluctuations in coal-fired power plants (CFPPs), offering significant …

Experimental investigation on the malfunction characteristics of the two-phase ejector in a typical enhanced refrigeration system

T Bai, Y Lu, J Wan, J Yu - Applied Thermal Engineering, 2025 - Elsevier
In this paper, experimental research was conducted to explore ejector malfunctions caused
by varying structural and operating parameters in the ejector outlet split ejector refrigeration …

Two-phase radial ejector for transcritical CO2 refrigeration

J Chandran Ramachandran, S Sadasivan… - Physics of …, 2024 - pubs.aip.org
Transcritical refrigeration systems using natural refrigerants like CO 2 operate on the ejector–
expansion cycle to achieve high operating efficiency. The variability of ejector geometry …

STRUJNA PUMPA SA DVOSTEPENOM KONVERGENCIJOM I PREKIDNIM HIDRAULIČNIM TOKOM ZA VAKUUMSKO UKUVAVANJE

A Nešović, N Lukic, D Gordić, D Cvetković, M Josijevic - 2023 - scidar.kg.ac.rs
Postrojenja za proizvodnju džema, marmelade, kečapa i sličnih proizvoda iziskuju velike
iznose energije prilikom termičke obrade (ukuvavanja) voća i povrća. Ukuvavanje ovih …