Results 11 to 20 of about 36,515 (278)

Study of Water-cooled Auto-cascade Refrigeration Cycle with a Low Temperature of﹣60 ℃

open access: yesZhileng xuebao, 2015
A new water-cooled auto-cascade refrigeration cycle(WACR) using a binary refrigerant mixture is presented, which adopts a condenser-phase separator instead of a condenser and an evaporative separator in traditional auto-cascade refrigeration cycle.
Yang Yongan, Yang Zhao, Liu Bin
doaj   +3 more sources

Study on Mixed Refrigerants Selecting and Matching of a Four Stage Auto-cascade Refrigeration

open access: yesZhileng xuebao, 2013
The selection and mixture ratio of the mixed refrigerants are important to a multistage auto-cascade refrigeration system. A simulation method was found for the mixed refrigerants selection and ratio calculation by using the commercial software REFPROP8 ...
Zhao Wei   +4 more
doaj   +1 more source

Performance of a Small-sized Auto-cascade Refrigerator with a Fractionation Heat Exchanger

open access: yesZhileng xuebao, 2015
A fractionation heat exchanger was employed to improve the separation efficiency of CO2 and propane in the small-sized auto-cascade refrigeration cycle.
Zhang Li   +5 more
doaj   +1 more source

Serial Decoders-Based Auto-Encoders for Image Reconstruction

open access: yesApplied Sciences, 2022
Auto-encoders are composed of coding and decoding units; hence, they hold an inherent potential of being used for high-performance data compression and signal-compressed sensing.
Honggui Li   +3 more
doaj   +1 more source

Application of natural refrigerants in the industrial refrigeration and heat pumps in the future [PDF]

open access: yes, 2022
For more than 150 years natural refrigerants have been used in various industrial applications reaching temperatures from -273°C to more than 300°C and the level of the high temperature limit is difficult to estimate at the time of writing this paper ...
Ciconkov, Risto   +2 more
core   +1 more source

Review of the advances in solar-assisted air source heat pumps for the domestic sector [PDF]

open access: yes, 2021
Solar assisted air source heat pump shows great potential as a promising energy-saving heating technology, which integrates solar collector and air source heat pump.
Belyayev, Y.   +15 more
core   +1 more source

A review of metal foam and metal matrix composites for heat exchangers and heat Sinks [PDF]

open access: yes, 2012
Recent advances in manufacturing methods open the possibility for broader use of metal foams and metal matrix composites (MMCs) for heat exchangers, and these materials can have tailored material properties.
Han, Xiao-Hong   +5 more
core   +1 more source

Ejector refrigeration: A comprehensive review [PDF]

open access: yes, 2016
The increasing need for thermal comfort has led to a rapid increase in the use of cooling systems and, consequently, electricity demand for air-conditioning systems in buildings.
Besagni, Giorgio   +2 more
core   +1 more source

Thermodynamic evaluation of CO2 for ultra-low temperature refrigeration [PDF]

open access: yes, 2023
Carbon dioxide (CO2, R744) is the only refrigerant in the safest class by the ASHRAE 34 Standard in the group of natural refrigerants, with zero ozone depletion potential and a global warming potential of 1.
Barragán Cervera, Angel   +4 more
core   +1 more source

ANÁLISE EXPERIMENTAL DA PERFORMANCE DE UM SISTEMA DE REFRIGERAÇÃO EM CASCATA UTILIZANDO COMO FLUIDOS R-134A E R-404A [PDF]

open access: yes, 2022
O ciclo de refrigeração em cascata é uma alternativa atraente para aplicações em extra-baixa temperatura de evaporação, permitindo a operação nestas condições com pressões de sucção adequadas.
Lima Conceição, Micael   +2 more
core   +2 more sources

Home - About - Disclaimer - Privacy