Results 61 to 70 of about 1,140 (167)

Fundamentals of Thermoacoustics and Application to Refrigerator [PDF]

open access: yes, 1992
Increasing attension has been given to the development of compact refrigerator for space use. One of the typical examples is so called "thermoacoustic cooling engine".
Ozawa Mamoru, 小澤 守
core   +1 more source

Thermoacoustic Cooling With No Refrigerant

open access: yesInternational Journal of Technology, 2014
The Brundtland Report (also known as Our Common Future) has placed sustainability of energy resources and environmental degradation on a common global agenda. Increasing awareness has spurred much research into alternative clean energy technologies. Thermoacoustic cooling as an environmentally friendly refrigeration system is one of the research areas ...
Normah Mohd-Ghazali   +2 more
openaire   +1 more source

Analytical Investigation of TAR for Enhancing Performance Using Varied Stack configuration and Varied Working Fluid

open access: yesInternational Journal of Applied Mechanics and Engineering
Thermoacoustic cooling, which uses sound waves to transfer heat, is an environmentally friendly and simple alternative to conventional refrigeration. Gas mixture adjustment to improve cooling performance is understudied compared to pure gas use. Previous
Kamlesh S. Shelke   +3 more
doaj   +1 more source

THE INFLUENCE OF WAVE PATTERNS AND FREQUENCY ON THERMO-ACOUSTIC COOLING EFFECT [PDF]

open access: yes, 2011
With the increasing environmental challenges, the search for an environmentally benign cooling technology that has simple and robust architecture continues. Thermo-acoustic refrigeration seems to be a promising candidate to fulfil these requirements.
CHEN BAIMAN   +2 more
core  

Analysis of heat transfer coefficient on plate stack surface in standing-wave thermoacoustic refrigeration machine

open access: yesResults in Engineering
This study investigates heat transfer in a standing-wave thermoacoustic refrigerator through modeling under specific conditions. In previous studies, the surface heat transfer coefficient was usually set to a constant.
Jianxin Wang, Yu Liu
doaj   +1 more source

Investigations on a Thermoacoustic Refrigerator

open access: yes, 2016
Thermoacoustic Refrigerators use acoustic power for generating cold temperatures. Development of refrigerators based on the thermoacoustic technology is a novel solution to the present day need of cooling, without causing environmental hazards. With added advantages such as minimal moving parts and absence of CFC refrigerants, these devices can attain ...
openaire   +2 more sources

Harnessing sound waves for sustainable energy: Advancements and challenges in thermoacoustic technology

open access: yesEnergy Nexus
In the face of urgent global environmental challenges, the pursuit of sustainable technologies has become of utmost importance. Thermoacoustic technology has emerged as a promising energy conversion method with potential applications in various domains ...
Ussama Ali, Omar Al-Mufti, Isam Janajreh
doaj   +1 more source

Theoretical and Experimental Studies on Pulse Tube Refrigerator [PDF]

open access: yes, 2009
The absence of moving components at low temperature end gives the pulse tube refrigerator (PTR) a great leverage over other cryo-coolers like Stirling and GM refrigerators that are conventionally in use for several decades.
Rawat, Vivek Kumar
core  

Theory and Optimization Study of Inertance Tube of 80 K Pulse Tube Refrigerator

open access: yesZhileng xuebao, 2016
The pulse tube refrigerator working at liquid nitrogen temperature is widely used in many fields, such as high temperature superconducting. Based on thermoacoustic theory, the phase shift ability of the inertance tube with/ without reservoir is ...
Liu Shaoshuai   +4 more
doaj  

Experimental investigation of heat transfer effectiveness on finned-tube thermoacoustic heat exchanger [PDF]

open access: yes, 2013
Heat exchangers are some of the most important parts in thermoacoustic devices. In an oscillatory flow condition, the flow and temperature fields around the heat exchangers can be quite complex and it may significantly affect their heat transfer ...
Jaworski, AJ, Kamsanam, W, Mao, X
core  

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