Enhancement of vapor compression cycle performance using nanofluids
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-018-7623-y
Abstract: Recently, Egypt is facing an energy problem due to the increase in consumption and population. There are two ways to face this issue; first, the world should be more interested in renewable energy resources and… read more here.
Keywords: compression cycle; vapor compression; oil; performance ... See more keywords
Neural Network Predictive Control of a Vapor Compression Cycle
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-019-04149-2
Abstract: This study investigates the Neural Network Predictive Control of a vapor compression cycle (VCC). VCC consists of four components, namely the compressor, electronic expansion valve (EEV), evaporator and condenser. Modeling of the compressor and EEV… read more here.
Keywords: vapor compression; network; control vapor; predictive control ... See more keywords
Comparative Performance of Low-GWP Refrigerants as Substitutes for R134a in a Vapor Compression Refrigeration System
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-04525-3
Abstract: This study predicts numerically the performance of low-GWP refrigerants [R152a, R1234yf and R1234ze(E)] as an alternative to R134a in a vapor compression refrigeration system. The plate heat exchanger was used as a condenser, and the… read more here.
Keywords: compression; compression refrigeration; vapor compression; r134a vapor ... See more keywords
Vapor-compression refrigeration system coupled with a thermochemical resorption energy storage unit for a refrigerated truck
Sign Up to like & getrecommendations! Published in 2021 at "Applied Energy"
DOI: 10.1016/j.apenergy.2021.116756
Abstract: Abstract Currently, refrigerated trucks adopt vapor-compression refrigeration systems for controlling the temperature of refrigerating compartment. This inevitably increases fuel consumption and exhaust emissions of engine. Although the solid sorption refrigerator can recover exhaust waste heat… read more here.
Keywords: energy storage; system; vapor compression; energy ... See more keywords
Theoretical study of two-stage water vapor compression systems
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2018.11.012
Abstract: Water vapor compression is a key technology that greatly affects system performance in heat pump and mechanical vapor compression/recompression applications. In this paper, two-stage water vapor compression methods (cascaded centrifugal compressors and combined centrifugal and… read more here.
Keywords: water; compression; vapor compression; temperature ... See more keywords
A tripartite graph based methodology for steady-state solution of generalized multi-mode vapor compression systems
Sign Up to like & getrecommendations! Published in 2020 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2020.116385
Abstract: Abstract The vapor compression system is the dominant technology in providing cooling and heating for residential, commercial, and industrial applications, and thus has significant energy and environmental impact. To predict the steady-state performance of vapor… read more here.
Keywords: methodology; steady state; vapor compression; system ... See more keywords
Miniature vapor compression refrigeration system for electronics cooling
Sign Up to like & getrecommendations! Published in 2019 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2018.100365
Abstract: Abstract A miniature vapor compression refrigeration system using R134a is investigated for electronics cooling. The system consists of four main components: an evaporator, a compressor, a capillary tube, and a condenser. The evaporator is a… read more here.
Keywords: system; vapor compression; refrigeration system; compression refrigeration ... See more keywords
Thermodynamic performance comparison of series and parallel two-stage evaporation vapor compression refrigeration cycle
Sign Up to like & getrecommendations! Published in 2021 at "Energy Reports"
DOI: 10.1016/j.egyr.2021.03.016
Abstract: Abstract Series and parallel two-stage evaporative strategy for vapor compression refrigeration cycles characterized by temperature and humidity independent control were presented. The theoretical model was established to analyze the performance of parallel two-stage evaporative strategy… read more here.
Keywords: performance; vapor compression; compression refrigeration; two stage ... See more keywords
Thermoeconomic optimization and comparison of the simple single-stage transcritical carbon dioxide vapor compression cycle with different subcooling methods for district heating and cooling
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.02.024
Abstract: Abstract The transcritical carbon dioxide vapor compression cycle is commonly used for heating and cooling applications because of the high discharge temperature and large evaporation heat. Whereas, high return water temperature is usually required by… read more here.
Keywords: transcritical carbon; vapor compression; subcooling methods; dioxide vapor ... See more keywords
The use of barocaloric effect for energy saving in a domestic refrigerator with ethylene-glycol based nanofluids: A numerical analysis and a comparison with a vapor compression cooler
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2019.116404
Abstract: This paper focuses on barocaloric refrigeration that could represent a practicable environmentally friendly alternative to vapor compression. The energy performances of an active barocaloric refrigerator working as a domestic cooler are evaluated by means of… read more here.
Keywords: vapor compression; energy; energy performances; ethylene glycol ... See more keywords
Study on thermodynamic and environmental effects of vapor compression refrigeration system employing first to next-generation popular refrigerants
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Refrigeration"
DOI: 10.1016/j.ijrefrig.2021.08.014
Abstract: Abstract This paper presents a rigorous exergy analysis of a vapor compression refrigeration system (VCRS) for the AHRI standard cooling operating conditions assessed with a constant cooling load of 50 kW. A comprehensive mathematical model… read more here.
Keywords: compression refrigeration; vapor compression; system; refrigeration ... See more keywords