Results 101 to 110 of about 15,890 (250)

Eco-friendly gas mixtures for Resistive Plate Chambers based on Tetrafluoropropene and Helium

open access: yes, 2016
Due to the recent restrictions deriving from the application of the Kyoto protocol, the main components of the gas mixtures presently used in the Resistive Plate Chambers systems of the LHC experiments will be most probably phased out of production in ...
Abbrescia, M   +11 more
core   +1 more source

R134a flow patterns in small diameter tubes [PDF]

open access: yes, 2004
R134a vapour-liquid two-phase flow patterns were studied in vertical small diameter tubes. The observed flow patterns include bubbly, dispersed bubble, slug, churn, annular and mist flow.
Chen, L, Karayiannis, TG, Tian, YS
core  

Subcritical and supercritical fluid extraction a critical review of its analytical usefulness [PDF]

open access: yes, 2008
Subcritical R134a is suggested as a low-pressure alternative to supercritical CO2 in the supercritical fluid extraction technology in particular of palm oil application.
Abdul Manan, Zainuddin   +2 more
core  

R134a和R417A应用于热泵热水器灌注式替代R22的实验分析

open access: yesZhileng xuebao, 2011
The theoretical calculation and experimental analysis of R22,R417 and R134a were carried out in air source heat pump water heaters.The results show that the heating capacity and COP of R417A are close to R22 compared to R134a and the discharge ...
doaj   +2 more sources

ORCSim: a generalized Organic Rankine cycle simulation tool [PDF]

open access: yes, 2015
An increasing interest in organic Rankine cycle (ORC) technology has led to numerous simulation and optimization studies. In the open-literature different modeling approaches can be found, but general software tools available to the academic/industrial ...
Braun, James   +7 more
core  

Polylactide, Processed by a Foaming Method Using Compressed Freon R134a, for Tissue Engineering [PDF]

open access: gold, 2021
María Aguado   +13 more
openalex   +1 more source

Investigation of Adiabatic Refrigerant Pressure Drop and Flow Visualization in Flat Plate Evaporators [PDF]

open access: yes, 2001
Adiabatic pressure drop and flow visualization in chevron plate, 1:1 aspect ratio bumpy plate, and 2:1 aspect ratio bumpy plate heat exchangers were investigated for vertical upward flow with R134a.
Chato, J.C., Jassim, E.W., Newell, T.A.
core  

Flow patterns and heat transfer for flow boiling in small to micro diameter tubes [PDF]

open access: yes, 2008
An overview of the recent developments in the study of flow patterns and boiling heat transfer in small to micro diameter tubes is presented. The latest results of a long-term study of flow boiling of R134a in five vertical stainless steel tubes of ...
Karayiannis, TG   +3 more
core  

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