Performance analysis and multi-objective optimization of an organic Rankine cycle with binary zeotropic working fluid employing modified artificial bee colony algorithm
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-018-7801-y
Abstract: From a thermal point of view, zeotropic mixtures are likely to be more efficient than azeotropic fluids in low-temperature power cycles for reduction in exergy destruction occurring during heat absorption/rejection processes due to their suitable… read more here.
Keywords: zeotropic working; binary zeotropic; zeotropic; working fluid ... See more keywords
Thermodynamic Performance Evaluation of Concentrating Solar Collector with Supercritical Carbon Dioxide (sCO2) Base Nanofluids
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-04527-1
Abstract: The use of supercritical carbon dioxide as a working fluid is an important alternative to enable the use of parabolic collectors in the high-temperature applications field. In the present paper, the effects of carbon black… read more here.
Keywords: fluid; supercritical carbon; carbon dioxide; sco2 base ... See more keywords
Performance of enhanced geothermal system (EGS) in fractured geothermal reservoirs with CO2 as working fluid
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.02.024
Abstract: Abstract Creating an open, connected fracture by hydraulic stimulation is vital to heat mining in an enhanced geothermal system (EGS). The existence of natural fractures, which seriously affects the development pattern, can complicate the hydraulic… read more here.
Keywords: fractured geothermal; working fluid; fracture; geothermal reservoirs ... See more keywords
A study on thermal performance of a pump-assisted loop heat pipe with ammonia as working fluid
Sign Up to like & getrecommendations! Published in 2020 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2020.115342
Abstract: Abstact This paper presents a loop heat pipe (LHP) with a pump to overcome the drawbacks of traditional loop heat pipes, such as limited heat transfer distance and temperature oscillation. The mechanical pump used in… read more here.
Keywords: temperature; pump; working fluid; heat ... See more keywords
Experimental investigation of the effect of LiBr on the high-pressure part of a ternary working fluid ammonia absorption refrigeration system
Sign Up to like & getrecommendations! Published in 2021 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2020.116521
Abstract: Abstract This paper experimentally studies the influence of lithium bromide concentration on the coefficient of performance (COP) and other operating parameters in the high-pressure part of a ternary working fluid ammonia-water absorption refrigeration system. The… read more here.
Keywords: working fluid; ternary working; lithium bromide; pressure ... See more keywords
Correlation analysis based multi-parameter optimization of the organic Rankine cycle for medium- and high-temperature waste heat recovery
Sign Up to like & getrecommendations! Published in 2021 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2021.116626
Abstract: Abstract The present paper established a multi-parameter optimization model of the organic Rankine cycle (ORC) to recover medium- and high-temperature waste heat. The preliminary screening of 42 pure working fluids is completed according to the… read more here.
Keywords: system; heat; working fluid; power ... See more keywords
Machine learning prediction of ORC performance based on properties of working fluid
Sign Up to like & getrecommendations! Published in 2021 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2021.117184
Abstract: Abstract In order to develop machine learning methods for performance prediction of basic ORC (BORC) and regenerative ORC (RORC), thermodynamic properties of working fluids are used to separately model thermodynamic processes including compression, expansion, evaporation… read more here.
Keywords: working fluid; temperature; temperature difference; machine learning ... See more keywords
Thermal performance evaluation of various nanofluids with non-uniform heating for parabolic trough collectors
Sign Up to like & getrecommendations! Published in 2020 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2020.100769
Abstract: Abstract Nanoparticles when used even in relatively low concentrations, can significantly alter the thermal properties of a base working fluid, thereby substantially enhancing the thermal performance of a power generation system. In the present study,… read more here.
Keywords: thermal performance; fluid; base working; working fluid ... See more keywords
Working fluid selection of Organic Rankine Cycles
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DOI: 10.1016/j.egyr.2020.11.150
Abstract: Abstract Organic Rankine Cycles (ORCs) are identified as one of the best candidates to generate electricity from low-grade heat sources. ORCs operate on low temperatures and low pressures with comparative to conventional Rankine Cycles. Therefore,… read more here.
Keywords: working fluid; rankine cycles; fluid selection; organic rankine ... See more keywords
Performance of working-fluid mixtures in ORC-CHP systems for different heat-demand segments and heat-recovery temperature levels
Sign Up to like & getrecommendations! Published in 2017 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2017.05.078
Abstract: Abstract In this paper, we investigate the adoption of working-fluid mixtures in ORC systems operating in combined heat and power (CHP) mode, with a power output provided by the expanding working fluid in the ORC… read more here.
Keywords: heat; working fluid; heat demand; temperature ... See more keywords
Influence of the working fluid properties on optimized power of an irreversible finite dimensions Carnot engine
Sign Up to like & getrecommendations! Published in 2018 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.02.056
Abstract: Abstract A Carnot-type engine with a changing phase working fluid is modelled and optimized. The engine is externally heated by a waste heat in order to valorize it. The waste heat is a flue gas… read more here.
Keywords: engine; heat; working fluid; thermal transfer ... See more keywords