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Debra Ortega, Alejandro Amador, Mohiuddin Ahmad, Ahsan Choudhuri and Md Mahamudur Rahman
This paper presents an experimental characterization of liquid nitrogen (LN2) flow boiling in additively manufactured minichannels. There is a pressing need of concerted efforts from the space exploration and thermal transport communities to design high-...
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Magdalena Piasecka, Beata Maciejewska and Pawel Labedzki
Even though two-phase heat transfer of refrigerants in minichannel heat sinks has been studied extensively, there is still a demand for improvements in overall thermal performance of miniature heat transfer exchangers. Experimental investigation and soph...
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Yuce Liu, Luisa Rossetto and Andrea Diani
A comparative analysis of the flow boiling characteristics of R450A, R515B, and R1234ze(E) inside a 7.0 mm OD microfin tube was performed. The mass velocity was explored from low values, starting from 50 kg m-2 s-1, up to 400 kg m-2 s-1, and the heat flu...
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Alon Davidy
Pet-coke (petroleum coke) is identified as a carbon-rich and black-colored solid. Despite the environmental risks posed by the exploitation of pet-coke, it is mostly applied as a boiling and combusting fuel in power generation, and cement production plan...
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Oleg Burdo,Igor Bezbakh,Aleksandr Zykov,Sergey Terziev,Aleksander Gavrilov,Ilya Sirotyuk,Igor Mazurenko,Yunbo Li
Pág. 6 - 14
Based on the energy and environmental audit, analysis of material flows, energy conversion, emissions into atmosphere and lithosphere in the production of instant coffee was carried out.To raise energy efficiency and reduce environmental burden, innovati...
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Alexander Pankratov,Valentina Komyak,Kyazim Kyazimov,Vladimir Komyak,Andrii Naydysh,Alexander Danilin,Anatoliy Kosse,Gennadii Virchenko,Viacheslav Martynov
Pág. 29 - 36
A significant growth in the volume of high-rise construction gives special relevance and urgency to the problem of safety of such facilities. Scientifically grounded plans of people?s evacuation, including all sorts of scenarios for people?s evacuation f...
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Irina Boshkova,Oleksandr Titlov,Natalya Volgusheva,Catherina Georgiesh,Tetiana Sahala
Pág. 47 - 54
This paper reports a study of the thermoacoustic phenomena in steam-generating channels of the cooling system of heat-loaded devices. The examined cooling modes are characterized by surface boiling of the heat carrier, which occurs due to high heat flows...
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Young Jin Wi, Jong Hyun Kim, Jung Shin Lee and Joon Sang Lee
Microchannel flow boiling is a cooling method studied in microscale heat-cooling, which has become an important field of research with the development of high-density integrated circuits. The change in microchannel surface characteristics affects thermal...
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Tenglong Cong and Xiang Zhang
The characteristics of bubbles of different sizes in fuel assembly are vital to two-phase flow resistance and heat transfer capacity. However, due to the swirl flow caused by the mixing vane, bubbles can crowd at the heated surface, which may anticipate ...
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G. M. P. R. Weerakoon, K. B. S. N. Jinadasa, G. B. B. Herath, M. I. M. Mowjood and W. J. Ng
Water in agricultural catchments is prone to pollution from agricultural runoff containing nutrients and pesticides, and contamination from the human population working and residing therein. This study examined the quality of water in a drainage stream w...
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