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السجلات المعروضة 11 -- 20 من 22
Comprehensive thermoeconomic, exergoeconomic, and optimization analyses of direct oxy-combustion supercritical CO2 intercooled and reheated cycles under design and off-design conditions
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Wiley-Blackwell
, 2022 , Article)
This study presents comprehensive energetic, exergetic, exergoeconomic, and economic (4E) performance analyses for four direct oxy-combustion (DOC) supercritical carbon dioxide (sCO2) power cycles at design, off-design, ...
Experimental investigations on the performance of a thermo-mechanical refrigeration system utilizing ultra-low temperature waste heat sources
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Elsevier
, 2023 , Article)
Experimental studies that investigate the utilization of ultra-low temperature (between 48 °C and 120 °C) waste heat, which forms 25 % of the global unrecovered waste heat, to drive thermal cooling systems are rare. Thus, ...
Systematic thermodynamic approach for designing mixed refrigerants used in hydrogen precooling process
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Elsevier
, 2022 , Article)
Designing an optimal mixed-refrigerant (MR) composition for any cryogenic refrigeration process plays a key role in the process overall performance. However, the existing approaches of developing mixed-refrigerants for ...
A novel hybrid and interactive solar system consists of Stirling engine ̸vacuum evaporator ̸thermoelectric cooler for electricity generation and water distillation
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Elsevier
, 2020 , Article)
This paper introduces a novel hybrid and interactive solar system to generate electricity and produce desalinated water. The system consists of a Stirling engine driven by concentrated solar radiation and cooled by saline ...
Combined direct oxy-combustion and concentrated solar supercritical carbon dioxide power system—Thermo, exergoeconomic, and quadruple optimization analyses
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Hindawi
, 2022 , Article)
For the global future energy systems, concentrated solar power (CSP) and direct CO2 capture systems are of the most important key technologies, however, each of these systems has shortcomings. This study addresses the solar ...
Experimental investigation on the performance of a novel thermo-mechanical refrigeration system driven by an expander-compressor unit
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Elsevier
, 2022 , Article)
Operating thermos-mechanical refrigeration (TMR) ejector-based and organic Rankine cycle-based refrigeration systems at ultra-low temperature heat source (60 °C to 100 °C) is challenging and limited by their low coefficient ...
A novel solar integrated distillation and cooling system – Design and analysis
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Elsevier
, 2020 , Article)
To meet the high cooling and fresh water demands in hot and arid regions, a novel integrated solar cooling and solar distillation system is introduced. The system consists of a solar ejector cooling system integrated with ...
Off-design performance analysis of combined CSP power and direct oxy-combustion supercritical carbon dioxide cycles
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Elsevier
, 2021 , Article)
The solar power tower (SPT) has the potential to achieve high efficiency and large-scale power production due to its high achievable temperatures. However, thermal energy storage (TES) is required to solve the intermittency ...
Thermoeconomic and optimization analyses of direct oxy-combustion supercritical carbon dioxide power cycles with dry and wet cooling
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Elsevier
, 2021 , Article)
Oxy-combustion supercritical CO2 power cycles have the advantages of high-energy efficiency and near-zero pollutant emissions. Thus, these cycles are considered as an efficient way to reduce CO2 emissions while maintaining ...
Energy and exergy analyses of novel supercritical CO2 Brayton cycles driven by direct oxy-fuel combustor
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Elsevier
, 2021 , Article)
This study addresses major research gaps related to supercritical carbon dioxide (sCO2) power cycles including the shortcomings due to adding extra components, the high operating temperatures and the lack of studies on ...