Zobrazeno 1 - 10
of 406
pro vyhledávání: '"performance evaluation criteria"'
Autor:
Seyed Hossein Hashemi Karouei, Ali Basem, Dheyaa J. Jasim, Abbas J. Sultan, Ameer H. Al-Rubaye, Seyed Soheil Mousavi Ajarostaghi
Publikováno v:
Case Studies in Thermal Engineering, Vol 63, Iss , Pp 105382- (2024)
Cone coils have a larger surface area and produce more turbulence, which enhances the heat exchange rate, making them a more efficient option for improved heat transfer than simple coils in shell-and-coil heat exchangers. In addition to reducing foul
Externí odkaz:
https://doaj.org/article/f2e9fa8f0fb34256b98b9985a036f774
Publikováno v:
Hydrogen, Fuel Cell & Energy Storage, Vol 11, Iss 1, Pp 46-67 (2024)
Due to the needs of industries for clean and environmentally friendly fuels today, new energy sources such as fuel cells are at the center of attention. Polymer fuel cells, meanwhile, require a short start-up time due to low operating temperature, hi
Externí odkaz:
https://doaj.org/article/7e6b898b4e52490e89e4bcf7445386cd
Publikováno v:
Frontiers in Mechanical Engineering, Vol 10 (2024)
The purpose of this study is to experimentally enhance the heat exchange rate of the shell and helical coil tube heat exchanger by mixing water with aluminum oxide (Al2O3) nanoparticles, as well as to explore the effect of inlet thermal parameters on
Externí odkaz:
https://doaj.org/article/e83c655c84b14cbe936b14c7f4c4382a
Akademický článek
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Autor:
Hava Tahtalıoğlu, Burhan Biçer
Publikováno v:
Afyon Kocatepe Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi, Vol 25, Iss 1, Pp 141-158 (2023)
Eğitim ve öğretim devlet gözetiminde sunulması gereken önemli kamu hizmetlerindendir. Bu hizmetin etkinliğini ve verimliliğini belirleyen beşerî unsurlardan biri öğretmenlerdir. Türkiye’de Millî Eğitim Bakanlığı (MEB) bünyesinde,
Externí odkaz:
https://doaj.org/article/64b317607011482eaf65a37178de9682
Autor:
Yousef Alihosseini, Yaser Oghabneshin, Amir Rezazad Bari, Sahel Moslemi, Mohammad Zabetian Targhi, Wei Guo, Amirarsalan Mashhadian
Publikováno v:
Case Studies in Thermal Engineering, Vol 53, Iss , Pp 103888- (2024)
Recently, the advantages of microchannel and micro pin-fin heat sinks for cooling have become clear. This study delves into the effects of hybrid designs on electronic chip cooling by combining microchannel and pin-fin patterns. The research contrast
Externí odkaz:
https://doaj.org/article/dced58eaa51c4f7c823fbd002d96e1c2
Publikováno v:
International Journal of Numerical Methods for Heat & Fluid Flow, 2023, Vol. 33, Issue 7, pp. 2478-2508.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/HFF-10-2022-0608
Autor:
Marco Lorenzini, Nicola Suzzi
Publikováno v:
Energies, Vol 17, Iss 11, p 2666 (2024)
Several engineering systems currently use microchannel heat sinks. In order to increase the performance of these devices, optimisation according to the first and second law of thermodynamics is employed. One way to achieve the goal is to modify the g
Externí odkaz:
https://doaj.org/article/b6c97fe47dce46809350281c69e963a7
Autor:
Azraf Azman, Azfarizal Mukhtar, Mohd Zamri Yusoff, Prem Gunnasegaran, Ng Khai Ching, Ahmad Shah Hizam Md Yasir
Publikováno v:
Results in Physics, Vol 53, Iss , Pp 106974- (2023)
Improvements in heat transfer technologies are a key factor in making all industries that use condensers, solar collectors, and thermal machines more efficient and use less energy. With the development of corrugated pipes that improve convection in a
Externí odkaz:
https://doaj.org/article/661387ea2ea74c699a57e8f442d56bc5
Autor:
Jatoth Heeraman, Ravinder Kumar, Prem Kumar Chaurasiya, Hristo Ivanov Beloev, Iliya Krastev Iliev
Publikováno v:
Case Studies in Thermal Engineering, Vol 46, Iss , Pp 103003- (2023)
This contemporary experiment examines heat transfer and friction factor of liquid (water) going in a double pipe heat exchanger with twisted tape (TT) insert. Effect of twisted tape in DPHE inserts dimple configuration by providing a dimple protrusio
Externí odkaz:
https://doaj.org/article/8d6c8c55dc3746baa6bdda103051ad63