Exergy analysis of a hybrid ground-source heat pump system
Sign Up to like & getrecommendations! Published in 2017 at "Applied Energy"
DOI: 10.1016/j.apenergy.2017.06.076
Abstract: In contrast to energy analysis, the analysis of exergy allows the evaluation of the quality of different energy flows and enables a comprehensive assessment of inefficiencies within a system and its individual components by accounting… read more here.
Keywords: system; energy; exergy analysis; exergy ... See more keywords
Effect of freeboard deflectors on the exergy in a fixed bed combustor
Sign Up to like & getrecommendations! Published in 2017 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2017.02.082
Abstract: Abstract Deflectors have been employed in industrial combustors and boilers with an expectation they reduce both radiation heat losses from the fuel bed and impact particle emissions. Despite much research into lab-scale biomass combustion, there… read more here.
Keywords: freeboard; combustor; fixed bed; effect freeboard ... See more keywords
Specific chemical exergy prediction for biological molecules using hybrid models
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2021.116462
Abstract: Abstract In this study, hybrid models for specific chemical exergy prediction were proposed for pure organic compounds. The models were designed from the relation between the compounds standard molar chemical exergy and the reaction Gibbs… read more here.
Keywords: hybrid models; exergy prediction; exergy; chemical exergy ... See more keywords
Conventional and advanced exergoeconomic indicators of a nitric acid production plant concerning the cooling temperature in compression Train's intermediate stages
Sign Up to like & getrecommendations! Published in 2021 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2021.101214
Abstract: Abstract In the refining and petrochemical industrial sector, large amounts of energy are used, so using the concept of exergy allows a rational use of this resource. In the different exergy and exergoeconomics studies applied… read more here.
Keywords: nitric acid; exergy; production; exergy destruction ... See more keywords
Exergy analysis of a 1000 MW double reheat ultra-supercritical power plant
Sign Up to like & getrecommendations! Published in 2017 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2017.05.045
Abstract: Abstract This study evaluates the performance of a 1000 MW double reheat ultra-supercritical power plant. An exergy analysis was performed to direct the energy loss distribution of this system. Based on the exergy balance equation, together… read more here.
Keywords: temperature; loss; exergy; efficiency ... See more keywords
Reverse electrodialysis heat engine with multi-effect distillation: Exergy analysis and perspectives
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.04.056
Abstract: Abstract The increasing worldwide energy demand is rising the interest on alternative power production technologies based on renewable and emission-free energy sources. In this regard, the closed-loop reverse electrodialysis heat engine is a promising technology… read more here.
Keywords: electrodialysis heat; heat; exergy; reverse electrodialysis ... See more keywords
Thermodynamic improvements of LNG cold exergy power generation system by using supercritical ORC with unconventional condenser
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2020.113263
Abstract: Abstract Organic Rankine cycle (ORC) is the most commonly used power generation cycle that is adopted in this paper to make full use of the cold exergy of liquefied natural gas (LNG). As the heat… read more here.
Keywords: condenser; system; unconventional condenser; exergy ... See more keywords
Exergy analysis of a solar-powered vacuum membrane distillation unit using two models
Sign Up to like & getrecommendations! Published in 2017 at "Energy"
DOI: 10.1016/j.energy.2016.11.133
Abstract: A detailed exergy analysis of a solar powered VMD unit was performed using two models: the ideal mixture model and the model using the thermodynamics properties of seawater. The exergy flow rates of process steam,… read more here.
Keywords: unit; exergy analysis; analysis solar; exergy ... See more keywords
Parametric study of a hybrid one column air separation unit (ASU) and CO2 power cycle based on advanced exergy cost analysis results
Sign Up to like & getrecommendations! Published in 2017 at "Energy"
DOI: 10.1016/j.energy.2017.08.118
Abstract: In this study advanced exergy and exergoeconomic analyses are performed on the integrated cryogenic air separation unit (ASU), oxy-fuel carbon dioxide power cycle and LNG vaporization process. Advanced exergy results show that endogenous part of… read more here.
Keywords: exergy destruction; part; exergy; advanced exergy ... See more keywords
Conventional and advanced exergy analyses of a marine steam power plant
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2018.08.119
Abstract: Abstract Stricter rules and regulations about emissions for marine vessels and escalating fuel prices have motivated researchers and engineers to study further on improving fuel efficiency. Thus, it has become crucial to estimate the improvement… read more here.
Keywords: conventional advanced; steam power; exergy analyses; marine steam ... See more keywords
The Gouy-Stodola Theorem and the derivation of exergy revised
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.118486
Abstract: Abstract The Gouy-Stodola Theorem is the theoretical basis for allocating irreversibility and for identifying the maximum possible efficiency for any kind of energy conversion system. The well-known theorem is re-obtained in this paper, relaxing the… read more here.
Keywords: reference; gouy stodola; exergy; stodola theorem ... See more keywords