Results 21 to 30 of about 301,138 (269)

Influence of Steam Ejector on Low-temperature Multi-effect Distillation System Under Wide Load Operation of Power Plant

open access: yes发电技术, 2020
The problem of lack of fresh water resources becomes more and more serious. The coupling of low-temperature multi-effect distillation (LT-MED) seawater desalination technology in thermal power plants is widely used, because it can effectively reduce the ...
Yousen ZHANG   +5 more
doaj   +1 more source

Optimization Analysis of a Combined Ejector-cooling and Power System

open access: yes发电技术, 2022
With the development of society, severe energy situation, as well as higher and higher environmental protection requirements, how to improve energy efficiency and achieve sustainable development of society has become the research goal of more and more ...
WANG Yuxing   +4 more
doaj   +1 more source

Review of experimental research on supercritical and transcritical thermodynamic cycles designed for heat recovery application [PDF]

open access: yes, 2019
Supercritical operation is considered a main technique to achieve higher cycle efficiency in various thermodynamic systems. The present paper is a review of experimental investigations on supercritical operation considering both heat-to-upgraded heat and
De Paepe, Michel   +6 more
core   +2 more sources

Performance investigation for CRMC and CPM ejectors applied in refrigeration under equivalent ejector geometry by CFD simulation

open access: yesEnergy Reports, 2022
In this paper, one of the remaining questions for ejector design, “Does the constant rate of momentum change (CRMC) ejector provide better performance than the constant pressure mixing (CPM) ejector under identical ejector area ratio, ejector length, and
Eakarach Bumrungthaichaichan   +2 more
doaj   +1 more source

Numerical Investigation of Miniature Ejector Refrigeration System Embedded with a Capillary Pump Loop

open access: yesMicromachines, 2017
A miniature steam ejector refrigeration system embedded with a capillary pump loop can result in a compact design which can be used for electronics cooling.
Jing-Ming Dong   +4 more
doaj   +1 more source

Effects of Shock Wave Phenomenon on Different Convergent Lengths in the Mixing Chamber of the Steam Ejector

open access: yesInternational Journal of Applied Sciences and Smart Technologies, 2021
The shock wave phenomenon is a phenomenon in a steam ejector that caused when the working fluid has high pressure, and suddenly it turns into low pressure and high speed.
Stefan Mardikus
doaj   +1 more source

ENHANCEMENT OF STEAM-TURBINE CONDENSER STEAM-JET EJECTOR

open access: yesEurasian Physical Technical Journal, 2021
A three-stage steam-jet ejector EPO-3-200 with a working steam flow rate of 850 t / h is installed at the Combined Heat and Power Plant-2 of the city of Almaty on heating turbines. In this paper, the replacement of the existing three-stage steam-jet ejector with a two-stage steam-jet ejector is proposed and substantiated. As a result of the replacement,
openaire   +1 more source

Possible Waste Heat Recovery in the Condenser of a Regenerative Steam Cycle

open access: yesJournal of Thermal Science and Technology, 2007
The present work is concerned with a new steam cycle proposed as a modification to the normal regenerative steam cycle. A steam ejector and an extra feed water heater are incorporated into the latter cycle.
A. S. HEGAZY
doaj   +1 more source

Numerical Investigation of the Effect of Air Leaking into the Working Fluid on the Performance of a Steam Ejector

open access: yesApplied Sciences, 2021
This paper investigated the effect of air leaking into the working fluid on the performance of a steam ejector. A simulation of the mixing of air into the primary and secondary fluids was performed using CFD. The effects of air with a 0, 0.1, 0.3 and 0.5
He Li   +4 more
doaj   +1 more source

Experimental Study of Air Ejector Performance to Cool Agricultural Products [PDF]

open access: yesEngineering and Technology Journal, 2021
In this research, an ejector was designed and manufactured from brass metal as part of a cooling system to cool agricultural products, work of ejector is based on the Venturi principle. The primary fluid is air and steam of product is the secondary fluid,
Hassan Jawad, Qusay Abdul Ghafoor
doaj   +1 more source

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