Results 61 to 70 of about 192 (119)

Concepts for thermoacoustic refrigeration and a practical device [PDF]

open access: yes, 1988
In Proceedings of the 5th International Cryocoolers Conference (1988, August 18 - 19, 1988, Naval Postgraduate School, Monterey, California).A brief overview of the principals of thermoacoustic refrigeration is given, in the context of a comparison to ...
Hofler, Thomas J.
core  

Thermoacoustic stirling engine with liquid piston [PDF]

open access: yesProceedings of the 3rd International Workshop on Thermoacoustics, 2015
H. Hyodo, R. Uchiya, T. Biwa
openaire   +1 more source

Theoretical study of a thermo-acousto-electric generator equipped with an electroacoustic feedback loop

open access: yes, 2015
International audienceA simplified model of a Stirling-type thermoacoustic engine coupled to a resonant mechanical system is presented. The acoustic network is presented as its temperature-dependent lumped element equivalent, and the nonlinear effects ...
Guillaume Penelet   +7 more
core   +1 more source

Development and Characterization of a Low-Cost Sensors System for an Acoustic Test Bench. [PDF]

open access: yesSensors (Basel), 2020
Moreno-Ramírez C   +3 more
europepmc   +1 more source

Development of Innovative Micro Power Converter Technologies at the Austrian Institute of Technology

open access: yes, 2009
Waste heat is a primary source of energy loss in many aerospace and terrestrial applications. The Austrian Institute of Technology (AIT) is presently developing two different types of micro power converters, promising high efficiencies in their ...
Gerger, Joachim   +9 more
core   +1 more source

Research and Development on Improving Heat Dissipation Efficiency of Heat Piles by Use of a Thermoacoustic Effect

open access: yes, 2007
熱聲效應在兩百多年前,經由玻璃工人工作時所聽到的高音而發現,這兩百年來,經過前人的努力研究,我們目前已經對此一效應有了相當完整的定性解釋,除此之外,整合熱力學、流體力學、熱傳學、再加上聲學理論,此一領域的理論架構業已進展成為一套名為「熱聲學」的數學模型。熱聲效應顧名思義便是熱能與聲能的互相轉換,利用一定溫差可以在共振管內產生駐波聲波以及聲流現象,一般稱此為熱機模式。反之,利用輸入的聲波能量,也可以在共振管內產生一溫差,此一現象稱為冷機模式。冷機模式目前已經被利用於開發熱聲冰箱 ...
Chiou, Chung-Han, 邱崇瀚
core  

Identification and Attenuation of Losses in Thermoacoustics: Issues Arising in the Miniaturization of Thermoacoustic Devices [PDF]

open access: yes, 2010
Thermoacoustic energy conversion is based on the Stirling cycle and uses sound waves to displace and compress the working gas. When this process occurs inside a porous medium that is subject to a temperature gradient, a thermoacoustic engine creates ...
Zink, Florian
core  

CFD Simulation of Stirling Engines: A Review

open access: yes
Stirling engines (SEs) have long attracted the attention of renewable energy researchers due to their external combustion design and flexibility in operating with various heat sources.
Villamíl, Valentina   +5 more
core   +1 more source

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