Results 31 to 40 of about 1,605,377 (288)

Experimental Study Of An Ejector Refrigeration System [PDF]

open access: yes, 2012
The aim of the present work is to experimentally study the possibility of improving the energy efficiency of a vapour compression refrigeration system where a two-phase ejector replaces the expansion valve.
Reddick, Christopher   +2 more
core   +1 more source

Magnetocaloric Effect In Full-Heusler Rh2SmIn Compound Based on Rare Earths Using DFT and Monte Carlo Studies

open access: yesAnnals of West University of Timisoara: Physics, 2023
Magnetocaloric refrigeration is an integral part of technology and is under constant investigation. In this regard, the characterization of the magnetocaloric materials used is of major concern.
Koudjeti N.N.   +5 more
doaj   +1 more source

The performance evaluation of CO2 transcritical booster and R290/R744 cascade refrigeration systems for different cities in Turkey

open access: yes, 2017
CO2 as a natural and fully environmentally friendly refrigerant has become more preferable in refrigeration systems in recent years. Since its critical temperature is much lower than that of other refrigerants.
YILMAZ, BARIŞ
core   +2 more sources

Shortcut model for predicting refrigeration cycle performance [PDF]

open access: yes, 2015
Compression refrigeration systems are very widely used to provide cooling to sub-ambient processes. The power demand of the cycle depends strongly on the temperature at which cooling is required, the temperature at which the refrigerant is condensed, as ...
Emtir, M., Jobson, Megan, Etoumi, Asma
core   +1 more source

Ejector Performance of a Pump-less Ejector Refrigeration System Driven by Solar Thermal Energy [PDF]

open access: yes, 2012
Ejector refrigeration is considered as one of the three main ways of refrigeration and air-conditioning to utilize lowgrade energy. Use of pump-less technology to eliminate the mechanical circulating pump of the working fluid from condenser to generator ...
Huang, Yunzhou   +4 more
core   +1 more source

Desenvolvimento de um sistema de refrigeração magnética do tipo rotativo [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Mecânica, Florianópolis, 2015.Abstract : Magnetic refrigeration is an emerging cooling technology for applications at room-temperature.
Lozano Cadena, Jaime Andrés
core  

Intrapatient tumour heterogeneity and clonal evolution in an autopsy study of metastatic salivary gland cancer

open access: yesMolecular Oncology, EarlyView.
Tumour heterogeneity and clonal evolution of metastatic salivary gland cancer were evaluated in two patients with adenoid carcinoma and one patient with myoepithelial carcinoma. Radiology‐guided autopsy enabled multi‐region sampling (total samples n = 149), followed by whole‐genome sequencing and phylogenetic reconstruction (17 tumour samples, 4–7 per ...
Gerben Lassche   +10 more
wiley   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Magnetocaloric Effect in Uncoated Gd55Al20Co25 Amorphous Wires [PDF]

open access: yesMaterials Research, 2015
The Gd55Al20Co25 amorphous wires exhibit a relatively strong magnetocaloric effect (MCE). These melt-extracted amorphous wires display second-order magnetic transition (SOMT) and the value of maximal magnetic entropy (–ΔSm) for the melt-extracted wires ...
Dawei Xing   +8 more
doaj   +2 more sources

Confinement in Metal‐Organic Frameworks as a Route to Harnessing Liquid Barocalorics in the Solid‐State

open access: yesAdvanced Functional Materials, EarlyView.
Encapsulation of solid–liquid barocalorics (BC) within MOFs harnesses their colossal BC performance whilst allowing active control of BC properties through BC‐MOF interactions. ABSTRACT Barocaloric (BC) effects at liquid–vapor transitions in hydrofluorocarbons drive most commercial technologies used for heating and cooling in the heating, ventilation ...
Ming Zeng   +8 more
wiley   +1 more source

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