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Thermodynamic analysis on the combination of supercritical carbon dioxide power cycle and transcritical carbon dioxide refrigeration cycle for the waste heat recovery of shipboard

, 2020
With excellent physical properties, carbon dioxide has been widely employed as a working fluid in efficient energy conversion technologies, which are represented by supercritical carbon dioxide Brayton cycle and transcritical carbon dioxide refrigeration
Aofang Yu   +4 more
semanticscholar   +1 more source

An updated review of recent advances on modified technologies in transcritical CO2 refrigeration cycle

, 2019
With carbon emission levels on the rise, rapid and far-reaching action is needed to counteract global warming. Among many available strategies, CO2 is nowadays more and more often proposed as a solution for heating, cooling and refrigeration purposes ...
Binbin Yu   +4 more
semanticscholar   +1 more source

Thermo-economic and environmental analysis of a small capacity vapor compression refrigeration system using R290, R1234yf, and R600a

International journal of refrigeration, 2020
In recent years, the international community has been continuously encouraged the development of new vapor compression refrigeration systems, that operate with ecological refrigerants, to replace systems with non-ecological refrigerants.
Cleison Henrique de Paula   +5 more
semanticscholar   +1 more source

Energy, exergy, and economic (3E) analyses and multi-objective optimization of a cascade absorption refrigeration system for low-grade waste heat recovery

Energy Conversion and Management, 2019
In the present study, an innovative cascade absorption refrigeration (CAR) system for recovering low-grade waste heat is proposed. Based on the simulation results, the energy, exergy and economic (3E) analyses of the cascade refrigeration system have ...
Peizhe Cui   +4 more
semanticscholar   +1 more source

Multi-mode analysis of a CO2-based combined refrigeration and power cycle for engine waste heat recovery

, 2020
To realize the adjustable allocation of refrigeration and power in a combined refrigeration and power cycle, this study proposes a multi-mode cycle using CO2 as the working fluid.
Lingfeng Shi, H. Tian, G. Shu
semanticscholar   +1 more source

Review on the materials and devices for magnetic refrigeration in the temperature range of nitrogen and hydrogen liquefaction

Physica B: Condensed Matter, 2019
Magnetic refrigeration based on magnetocaloric effect (MCE) has become a promising alternative technique to the traditional gas-compression refrigeration due to its friendly environment and high energy efficiency. In addition to room temperature magnetic
Hu Zhang   +5 more
semanticscholar   +1 more source

Comparison of different CO2 liquefaction processes and exergoeconomic evaluation of integrated CO2 liquefaction and absorption refrigeration system

, 2020
The liquefaction of captured CO2 from power plants is one of the means to prepare the CO2 stream for transportation to utilization or capture site. In this study, four CO2 liquefaction systems are compared in terms of their energy, exergy, and economic ...
Kasra Aliyon   +2 more
semanticscholar   +1 more source

Performance comparison of two absorption-compression hybrid refrigeration systems using R1234yf/ionic liquid as working pair

Energy Conversion and Management, 2019
R1234yf (2,3,3,3-tetrafluoroprop-1-ene)/ionic liquid is a kind of environment-friendly working pair, which can overcome the disadvantages of H2O/LiBr and NH3/H2O.
Xiangyang Liu   +3 more
semanticscholar   +1 more source

Theoretical study on a novel CO2 Two-stage compression refrigeration system with parallel compression and solar absorption partial cascade refrigeration system

, 2020
To discuss the application feasibility of CO2 two-stage compression refrigeration system with parallel compression and solar absorption partial cascade refrigeration system (CTRS + PC + PCRS), a CO2 two-stage compression refrigeration system was proposed
Zhili Sun   +5 more
semanticscholar   +1 more source

Thermodynamic analysis of a combined supercritical CO2 and ejector expansion refrigeration cycle for engine waste heat recovery

, 2020
An engine waste heat driven combined power and refrigeration system, comprised of a regenerative supercritical CO2 Brayton cycle (RSCBC) and an ejector expansion refrigeration cycle (EERC), is proposed. In this system, the RSCBC is adopted as the topping
Mingzhang Pan   +5 more
semanticscholar   +1 more source

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