Results 11 to 20 of about 22,604 (312)

Performance analysis and optimization of a steam ejector through streamlining of the primary nozzle

open access: yesCase Studies in Thermal Engineering, 2021
A steam ejector uses high-pressure vapor as the power for operating in steam cycles. The ejector geometry and pressure of the motive flow significantly influence its performance.
Wenxu Sun   +4 more
doaj   +1 more source

Screening refrigerant for a new enhanced ejector heat exchanger used in district heating system based on industrial waste heat [PDF]

open access: yesE3S Web of Conferences, 2021
Performance of the new enhanced ejector heat exchanger is the key to improving performance of the district heating system based on industrial waste heat, and it is significantly affected by thermo-physical property of refrigerant.
Sun Fangtian, Hao Baoru, Chen Xu
doaj   +1 more source

Design and experiment of key components for longan core removal

open access: yesShipin yu jixie, 2022
Objective: In order to solve the problem of poor integrity with mechanical coring and get the lantern pulp, and explore the factors affecting the performance of longan coring. Methods: Taking Guangdong 'Chuliang' longan fresh fruit as the research object,
QING Yan-mei, LI Chang-you
doaj   +1 more source

CFD Simulation of the Effect of Pulsed Jet on the Performance of Liquid-liquid Ejector

open access: yesChemical Engineering Transactions, 2017
The aim of this study was to reveal the dynamic characteristics of the liquid-liquid ejector with a pulse current. A three-dimensional ejector model was established. The performances of sucking fluids and mixing performance between the steady ejector and
H. Bie, C. Li, W. An, Y. Jia, J. Zhu
doaj   +1 more source

Review of Ejector Research and Applications in Refrigeration

open access: yesZhileng xuebao, 2021
In this study, the working mechanism, performance evaluation indexes, and theoretical models of an ejector are summarized. The effects of the configuration and dimensions of an ejector and its nozzle, suction chamber, constant-area section, and diffuser ...
Chen Guangming   +4 more
doaj  

Numerical Modeling of Ejector and Development of Improved Methods for the Design of Ejector-Assisted Refrigeration System

open access: yesEnergies, 2020
An ejector is a simple mechanical device that can be integrated with power generation or the refrigeration cycle to enhance their performance. Owing to the complex flow behavior in the ejector, the performance prediction of the ejector is done by ...
Hafiz Ali Muhammad   +9 more
doaj   +1 more source

Numerical analysis of The Effect of Annular Ejector on The Performance of Self-Evaporating Magneto-Hydro-Dynamic System

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2023
Recent developments in Liquid Metal Magnetohydrodynamic systems show that the self-evaporating magnetohydrodynamic system is a promising power generator that converts heat directly into electricity dispensing with a mixer and separator found in ...
Anwar Alza\'areer   +2 more
doaj   +1 more source

KAJI EKSPERIMENTAL PENGARUH ANGLE MIXING CHAMBER TERHADAP UNJUK KERJA STEAM EJECTOR REFRIGERATION

open access: yesSimetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2013
Abstrak Sistem steam ejector refrigeration merupakan siklus refrigerasi dengan memanfaatkan energi yang terbuang. Siklus steam ejector refrigeration menggunakan fluida air sebagai refrigeran sehingga lebih ramah lingkungan, selain itu sistem steam ...
Bachtiar Setya Nugraha
doaj   +1 more source

Proton Exchange Membrane Fuel Cell Ejector Test Platform Design and Ejector Test Analysis

open access: yesWorld Electric Vehicle Journal, 2021
The hydrogen recirculation system is essential to the performance of the fuel cell system; the ejector device plays an important role in the hydrogen recirculation system.
Fengxiang Chen   +4 more
doaj   +1 more source

Study of detonation interactions inside a 2-D ejector using detonation transmission tubing [PDF]

open access: yes, 2010
Study of detonation interactions inside a two-dimensional ejector using detonation transmission tubing was reported. The main objective of the ejector assembly in the study is to make the flow-field as close to 2-D as possible.
G. Jagadeesh   +5 more
core   +1 more source

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