Results 81 to 90 of about 904 (212)

Investigation of refrigeration system steam ejector performance through experiments and computational simulations

open access: yes, 2013
Recently, vapour compression using ejectors has received more interest from researchers in the air conditioning and refrigeration eld. Ejectors have the advantage of being extremely reliable with stable operation and no moving parts leading to ...
Al-Doori, Ghassan Fadil Lattif
core  

Preliminary Study of a Novel Compact R718 Water Chiller With Integration of a Single Stage Centrifugal Compressor and Two-Phase Ejectors

open access: yes, 2012
A novel compact R718 water chiller with integration of a centrifugal compressor stage and two phase ejectors as a second stage compression device is proposed. The paper describes the investigations of this R718 refrigerating cycle. The limitations of the
Sarevski, Vasko Nikola   +1 more
core  

ANALISA PENGARUH DIAMETER NOSEL TERHADAP UNJUK KERJA STEAM EJECTOR PADA SISTEM REFRIGERASI DENGAN MENGGUNAKAN CFD [PDF]

open access: yes, 2009
Steam ejector refrigerator is refrigeration system uses waste heat to generate useful refrigeration. Steam ejector holds an exhibition as replacement of compressor in the vapor compression cycle.
SETIAWAN, Didit, UTOMO, MSK. Tony Suryo
core  

ANALYSIS OF EFFICIENCY WASTE HEAT RECOVERY THERMORESSURE-EJECTOR REFRIGERATING MACHINE

open access: yesАвіаційно-космічна техніка та технологія, 2019
One of the ways to increase the energy efficiency of ejector refrigerating machines is to use of thermopressor technologies, which are based on to use of the process of thermogasdynamic compression.
Дмитро Вікторович Коновалов
doaj   +1 more source

Vapor Jet Ejector Used To Generate Free Waste Heat Driven Cooling In Military Environmental Cooling Units

open access: yes, 2012
The waste heat driven vapor jet ejector cooling cycle is a very promising approach to produce ‘free’ cooling by utilizing low-grade energy sources. The mechanism behind ejector-based waste heat cooling is very different from absorption or adsorption ...
Reichle, Manuel   +4 more
core  

Supersonic Steam Ejectors: Comparison of Dry and Wet-steam CFD Simulation Models

open access: yes, 2022
Ejectors are used in different vacuums applications. However, they have low efficiency at the current time. Due to a lack of understanding of the ejector mixing process.
Saleh, Khalid, Al-Manea, Ahmed
core  

PARAMETRIC SENSITIVITY ANALYSIS FOR THE PERFORMANCE OF STEAM JET EJECTOR [PDF]

open access: yes, 2013
The paper aims for parametric sensitivity analysis for the performance of the steam jet ejector in a steam power plant. This paper contains a one-dimensional mathematical model for the steam jet ejector major components; the chest chamber, the mixing
HELMY, MOHAMED MAHMOUD ASHRAF
core  

An aerospike nozzle ejector in MED-TVC systems for performance improvement and operating condition extension

open access: yesResults in Engineering
Aerospike nozzles, characterized by its distinct structure diverging from the conventional bell nozzle, are commonly employed in aerospace propulsion systems. This structural configuration confers performance advantages under specific operating condition.
Changchao Liu   +5 more
doaj   +1 more source

On the Ejector Condenser for Steam Engines, Dispensing with an Air Pump [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, 1872
n ...
openaire   +1 more source

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