Thermo-economic multi-objective optimization of an innovative Rankine–organic Rankine dual-loop system integrated with a gas engine for higher energy/exergy efficiency and lower payback period
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-021-10753-y
Abstract: An innovative dual-loop heat recovery and power generation system is proposed here to increase heat recovery from the gas engine (GE) exhaust and jacket cooling water and to augment the system power output and thermal… read more here.
Keywords: system; payback period; dual loop; loop ... See more keywords
Conceptual design and optimization of scramjet engines using the exergy method
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-018-1468-y
Abstract: The exergy-based multi-disciplinary optimization (MDO) method has been applied to conceptual design of a scramjet engine by analyzing the available energy in each subsystem within a highly integrated and high efficiency required vehicle. Regarding the… read more here.
Keywords: design; optimization; exergy efficiency; scramjet ... See more keywords
Employing a new optimization strategy based on advanced exergy concept for improvement of a tri-generation system
Sign Up to like & getrecommendations! Published in 2017 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2016.11.146
Abstract: Abstract Two multi-objective scenarios are carried out for optimization of a tri-generation cycle based on the conventional and also, the new exergetic and exergo-economic concepts. The optimization results of both scenarios are presented and compared… read more here.
Keywords: concept; final production; tri generation; optimization ... See more keywords
Influence of triangle tube structure with twisted tape on the thermo-hydraulic performance of nanofluids in heat-exchange system based on thermal and exergy efficiency
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.04.047
Abstract: Abstract An experiment is carried out to research the thermo-hydraulic performance of TiO2-H2O nanofluids in triangle tubes while taking the effect of twisted tapes into consideration. The theories of thermal and exergy efficiency are applied… read more here.
Keywords: performance; tube; twisted tape; exergy efficiency ... See more keywords
Multi-objective techno-economic optimization of a solar based integrated energy system using various optimization methods
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.05.061
Abstract: Abstract In this research paper, a novel combined, cooling, heating and, power (CCHP) system is proposed consisting of Parabolic trough solar collectors (PTSC) field, a dual-tank molten salt heat storage, a Proton exchange membrane electrolyzer… read more here.
Keywords: optimization; system; exergy efficiency; objective optimization ... See more keywords
Use of exergy efficiency for the optimization of LNG processes with NGL extraction
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.117232
Abstract: Abstract In this paper, processes for liquefied natural gas (LNG) production with upstream or integrated natural gas liquids (NGL) removal have been optimized and compared. Since the NGL and LNG production systems use both work… read more here.
Keywords: exergy efficiency; lng; ngl extraction; energy ... See more keywords
Study on the energy efficiency of bioethanol-based liquid hydrogen production process
Sign Up to like & getrecommendations! Published in 2022 at "Energy"
DOI: 10.1016/j.energy.2021.122032
Abstract: Abstract A hydrogen liquefaction process combined with bioethanol producing hydrogen process and multistage compressor process is designed, simulated and analyzed. Its specific energy consumption (SEC) and coefficient of performance (COP) are 5.41 kWh/kgLH2 and 22.38… read more here.
Keywords: efficiency; exergy efficiency; process; hydrogen liquefaction ... See more keywords
Enhancing the performance of an integrated CCHP system including ORC, Kalina, and refrigeration cycles through employing TEG: 3E analysis and multi-criteria optimization
Sign Up to like & getrecommendations! Published in 2021 at "Geothermics"
DOI: 10.1016/j.geothermics.2020.101973
Abstract: Abstract In the current work thermodynamic modeling, exergo-economic and multi-objective optimization of an integrated geothermal based CCHP system coupled with thermoelectric generator is examined. A numerical simulation in the Engineering Equation Solver (EES) is developed… read more here.
Keywords: multi; system; cchp system; optimization ... See more keywords
Exergy analysis of hydrogen production from steam gasification of biomass: A review
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.02.064
Abstract: Abstract Exergy analysis of hydrogen production from steam gasification of biomass was reviewed in this study. The effects of the main parameters (biomass characteristics, particle size, gasification temperature, steam/biomass ratio, steam flow rate, reaction catalyst,… read more here.
Keywords: exergy efficiency; hydrogen; biomass; gasification ... See more keywords
Optimizing thermal performance and exergy efficiency in hydrogen-fueled meso-combustors by applying a bluff-body
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2021.127573
Abstract: Abstract Recognizing the importance of a bluff-body on the flow separation and its role in enhancing the fuel mixing, the effect of applying a bluff-body on the thermal performance and exergy efficiency in hydrogen-fueled meso-scale… read more here.
Keywords: exergy efficiency; bluff body; body; thermal performance ... See more keywords
Numerical study of the effect of curved turbulators on the exergy efficiency of solar collector containing two-phase hybrid nanofluid
Sign Up to like & getrecommendations! Published in 2021 at "Sustainable Energy Technologies and Assessments"
DOI: 10.1016/j.seta.2021.101436
Abstract: Abstract In this research, numerical study of the effect of curved turbulators on the exergy efficiency of solar collector (SC) with two-phase hybrid nanofluid (TPHN) has been addressed. The MWCNT-TiO2-water hybrid nanofluid is modeled as… read more here.
Keywords: curved turbulators; numerical study; turbulators exergy; exergy efficiency ... See more keywords