Results 21 to 30 of about 344,918 (305)

Effect of Machine Entropy Production on the Optimal Performance of a Refrigerator

open access: yesEntropy, 2020
The need for cooling is more and more important in current applications, as environmental constraints become more and more restrictive. Therefore, the optimization of reverse cycle machines is currently required.
Michel Feidt, Monica Costea
doaj   +1 more source

Proposal of the five points support method for suppressing vibration transmission from compressor to refrigerator

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In order to reduce the power consumption of the household refrigerator further, it is necessary to control the rotation frequency of a reciprocating compressor as low as possible.
Ko INAGAKI   +2 more
doaj   +1 more source

EDAS method for multiple attribute group decision making under q-rung orthopair fuzzy environment

open access: yesTechnological and Economic Development of Economy, 2020
Extended q-rung orthopair fuzzy sets (q-ROFSs) is an excellent tool to depict the qualitative assessing information in multiple attribute group decision making (MAGDM) environments.
Zengxian Li   +5 more
doaj   +1 more source

Second Law Analysis for the Experimental Performances of a Cold Heat Exchanger of a Stirling Refrigeration Machine

open access: yesEntropy, 2020
The second law of thermodynamics is applied to evaluate the influence of entropy generation on the performances of a cold heat exchanger of an experimental Stirling refrigeration machine by means of three factors: the entropy generation rate N S
Steve Djetel-Gothe   +2 more
doaj   +1 more source

3E Analysis of the Effect of Different Type of Fans on Cooling Performance Applied to an Industrial Deep Freezer

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2021
In this study, two different industrial refrigerators were designed, manufactured and tested to analyze the impact of different types of fans (Type 1 and Type 2) used in industrial cooling systems on the performance of the cooling system.
Furkan İşgen   +6 more
doaj   +1 more source

The Quantum Absorption Refrigerator

open access: yes, 2011
A quantum absorption refrigerator driven by noise is studied with the purpose of determining the limitations of cooling to absolute zero. The model consists of a working medium coupled simultaneously to hot, cold and noise baths. Explicit expressions for
Kosloff, Ronnie, Levy, Amikam
core   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

Thermoacoustic refrigeration [PDF]

open access: yes, 1991
A new refrigerator which uses resonant high amplitude sound in inert gases to pump heat is described and demonstrated. The phasing of the thermoacoustic cycle is provided by thermal conduction.
Garrett, Steven L., Hofler, Thomas J.
core   +1 more source

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

An Integrated Simulation and Design Platform for Multi-Type Refrigerator

open access: yesZhileng xuebao, 2012
In order to simulate different types of refrigerators under the same platform, an integrated simulation platform for multi-type refrigerators is introduced.
Yu Nan   +3 more
doaj   +2 more sources

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