Results 61 to 70 of about 724 (168)

Low-GWP refrigerants in heat pumps: An experimental investigation of the influence of an internal heat exchanger

open access: yesEnergy Conversion and Management: X
In heat pumps, the use of refrigerants with a low global warming potential (GWP) gains importance due to increasingly strict regulations regarding their ecological impact.
Christoph Höges   +7 more
doaj   +1 more source

General impedance synthesis using simple switching converters [PDF]

open access: yes, 2014
Author name used in this publication: Chi K. TseAuthor name used in this publication: Franki N. K. PoonRefereed conference paper2005-2006 > Academic research: refereed > Refereed conference paperVersion of ...
Lai, YM   +4 more
core  

Python-based modeling of the vapor compression cycle focusing on heat exchangers and user-friendliness with web page [PDF]

open access: yes, 2023
Research into simulating and calculating parameters for heat pumps has been on an upward trajectory, especially in recent years due to rising electricity prices.
Svortevik, Eirik Jakobsen
core  

Analysis of a simple vapor compression and ejector refrigeration systems working with eco-friendly refrigerants

open access: yesRevue des Énergies Renouvelables
Transitioning to alternative refrigerants with low Global Warming Potential (GWP) in both vapor compression and ejector refrigeration systems emerges as a viable strategy to address the environmental impact associated with refrigeration technologies ...
Halla Aissani   +2 more
doaj   +1 more source

ANALISA PERBANDINGAN PENGGUNAAN REFRIGERANT R-134a & R-1270(MC-32) PADA SISTEM AIR CONDITIONING (AC) SPLIT 1 PK [PDF]

open access: yes
Pendingin udara disebut juga dengan sistem pendingin yang mempunyai fungsi mengatur suhu dan kelembapan udara. Dalam pengoperasiannya, sistem refrigerasi memerlukan zat cair yang mudah menyerap dan melepaskan panas yang disebut dengan refrigeran.
Pujianto, M Edi   +2 more
core   +2 more sources

Feasibility of R1270 as an Alternative Refrigerant to Replace R134a in Refrigerator [PDF]

open access: yesProceedings of the 6th UPI International Conference on TVET 2020 (TVET 2020), 2021
Ega Taqwali Berman   +3 more
openaire   +1 more source

A study of working fluids for Organic Rankine Cycles (ORCs) operating across and below ambient temperature to utilize Liquefied Natural Gas (LNG) cold energy [PDF]

open access: yes, 2019
Liquefied Natural Gas (LNG) contains significant amounts of cold exergy, which is normally wasted during regasification at receiving terminals. This paper addresses working fluid screening for Organic Rankine Cycles (ORCs) utilizing LNG cold energy.
Gundersen, Truls   +2 more
core   +1 more source

Heat pump for air-condition [PDF]

open access: yes, 2009
Bakalářská práce zahrnuje základní rozdělení tepelných čerpadel, přičemž se specializuje na tepelná čerpadla s možností chlazení. Blíže určuje výhodnější typy tepelných čerpadel pro vytápění i chlazení. Přibližuje jejich funkce, výhody i nevýhody. Zabývá
Potočník, Petr
core  

Groung-water heat pump [PDF]

open access: yes, 2008
Bakalářská práce byla vytvořena jako rešerše popisující využití tepelného čerpadla pro vytápění. V práci je uveden princip funkce tepelného čerpadla a základní rozdělení čerpadel podle způsobu získávání nízkopotenciální energie.
Hynčica, Martin
core  

Prediction method of both azeotropic and critical points of the binary refrigerant mixtures [PDF]

open access: yes, 2017
The prediction of the azeotropic point and the determination of the critical point inbinary mixtures is very important in refrigerating industry. In this task, a simple method ispresented in order to predict and determine both azeotropic and critical ...
Cherif Bougriou   +2 more
core   +2 more sources

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