Results 71 to 80 of about 328,337 (207)

Exergy destruction at 30g and 50g dust accumulation.

open access: yes, 2023
Exergy destruction at 30g and 50g dust accumulation.
Muhammad Ali Kamran (16877187)   +5 more
core   +1 more source

Advanced exergy analysis of a jet ejector refrigeration cycle used to cool down the intake air in an internal combustion engine [PDF]

open access: yes, 2020
[EN] This paper describes a jet ejection cycle coupled to a 1.5 L diesel engine to reduce the intake air temperature using the waste heat of the exhaust gases. This cycle is evaluated by means of conventional and advanced exergy analysis.
Dolz, Vicente   +3 more
core   +1 more source

Exergy Analysis of Steam Pressure Reduction Valve in Marine Propulsion Plant on Conventional LNG Carrier

open access: yesNaše More (Dubrovnik), 2018
Paper has presented an exergy analysis of steam pressure reduction valve, unavoidable element in the steam propulsion plant on LNG carrier. The steam pressure reduction valve was analyzed in a wide range of steam system loads.
Vedran Mrzljak   +2 more
doaj   +1 more source

Heat Transfer Enhancement in a Three‐Fluid Tubular Heat Exchanger Using Al2O3–Water Nanofluid

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
Experimental investigation of Al2O3‐water nanofluid in a three‐fluid tubular heat exchanger shows enhanced Nusselt number with increased flow rate and nanoparticle concentration, while the friction factor reduces. Thermal performance factor exceeds unity, confirming the net benefit of nanofluid use in multi‐stream heat exchangers.
Tarikayehu Amanuel Untisso   +1 more
wiley   +1 more source

In-Depth Exergy Analysis of the Thermochemical Conversion of Flax Straw via Pyrolysis

open access: yesEng
Pyrolysis is a promising thermochemical conversion process for transforming biomass waste into valuable products like bio-oil, syngas, and biochar. Understanding the thermodynamic efficiency of this process is important for optimizing its design and ...
Aknur Temireyeva   +2 more
doaj   +1 more source

Assessment of the performance of ultralow‐GWP refrigerants in a two‐stage heat pump system using simulation and MCMD

open access: yesEnvironmental Progress &Sustainable Energy, Volume 45, Issue 4, July/August 2026.
Abstract The Kigali Amendment's mandate to phase down high‐GWP refrigerants highlights the urgent need for sustainable alternatives in cold climate heat pumps, which are critical for delivering efficient heating in severely cold regions. This study evaluates ultralow‐GWP refrigerants—R‐290, R‐152a, R‐161, R‐1234yf, and R‐1234ze(E)—for application in a ...
Kuanrong Qiu, Martin Thomas
wiley   +1 more source

Exergy analysis on steam power plant [PDF]

open access: yes, 2012
In this study, the energy and exergy analysis as well as the effect of varying the reference environment temperature on the exergy analysis of an actual steam power plant has been investigated.
Irandegani, Mohammad Yousef
core  

Exergy analysis of a coal-fired thermal power plant in Kangal District of Turkey

open access: yes, 2022
In this study, thermodynamic analysis of Kangal thermal power plant operating in Turkey was performed. Energy and exergy values of 35 points in the power plant were calculated.
Pektezel, Oguzhan   +2 more
core   +1 more source

Exergy Destruction Analysis of a Gas Turbine Power Plant

open access: yesHittite Journal of Science and Engineering, 2018
According to the data released by “Republic of Turkey-the Ministry of Energy and Natural Resources”, by the end of July 2017, 34% of the electricity of Turkey was produced from natural gas. As it is compared to the other resources such as coal 31% , hydraulic power 24% , wind 6% , geothermal energy 2% and from other sources 3% , natural gas still ...
KİLİCARSLAN, Ali, KİRİS, Mehmet
openaire   +3 more sources

Exergy‐Based Simulation and Optimization of Multiagent MSW Gasification for Sustainable Energy Recovery Using Aspen Plus

open access: yesEnergy Science &Engineering, Volume 14, Issue 7, Page 3118-3131, July 2026.
ABSTRACT Thermochemical gasification is one of the most efficient methods for producing solid waste synthesis gas. Therefore, to predict and analyze the process of gasification of municipal solid waste (MSW) in a downdraft fixed‐bed gasification reactor with a thermal capacity of 2.1 kW, a comprehensive numerical modeling approach based on Gibbs free ...
Mohammad Reza Gharib   +2 more
wiley   +1 more source

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