Zobrazeno 1 - 10
of 18 761
pro vyhledávání: '"Rotational speed"'
Autor:
Xinxing Liu
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-23 (2024)
Abstract With the continuous development of underground engineering construction in China, it is particularly important to study the identification of structural plane characteristics of rock masses. In this study, three types of pseudo-rock specimen
Externí odkaz:
https://doaj.org/article/d225d9450e7b485a99a4837513f8896d
Publikováno v:
Discover Applied Sciences, Vol 6, Iss 10, Pp 1-14 (2024)
Abstract In this paper, the effect of rotation speed on the grinding process during the high-speed diamond drilling was studied by considering the metal matrix/rock chips interface. The results showed that when the grinding enters the Phase 3 (three-
Externí odkaz:
https://doaj.org/article/2e317c49331744a3b6b3de435ac80cb8
Autor:
Songchun Li, M. Zaheeruddin
Publikováno v:
International Journal of Air-Conditioning and Refrigeration, Vol 32, Iss 1, Pp 1-20 (2024)
Abstract In this paper, a neuro-adaptive PI control strategy for a water-cooled centrifugal chiller system is developed, and its control performance is examined. The system model consists of a flooded evaporator, a flooded condenser, a centrifugal co
Externí odkaz:
https://doaj.org/article/2fea63a4506b4d5fb1555772e4a40c0a
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract The reliability and safety of locomotives is crucial for efficient train operation. Repeated turbocharger failures in Israel Railways locomotive fleet have raised serious safety concerns. An investigation into the failures revealed that the
Externí odkaz:
https://doaj.org/article/a6a453c879cc4e6b8d68e4663ec0a9ed
Autor:
Mohammad Inggi Hilmawan, Ericha D.W. Syah Putri, Nurul Muhayat, Yupiter H.P. Manurung, Ilhamdi, Sulardjaka, Hendrato, Triyono
Publikováno v:
International Journal of Lightweight Materials and Manufacture, Vol 7, Iss 3, Pp 467-479 (2024)
The utilization of Aluminum hollow panels enhances structural strength while simultaneously ensuring a lightweight and efficient use of materials. During their application, these panels necessitate a welding process that is susceptible to porosity du
Externí odkaz:
https://doaj.org/article/f009ed734372449dac44e591d49b57a8
Autor:
Piotr Gnaciński, Damian Hallmann
Publikováno v:
Scientific Journal of Gdynia Maritime University, Iss 131 (2024)
Cyclic voltage fluctuations can be considered as a superposition of the fundamental voltage component, subharmonic and interharmonic components – that is the components of frequency less than the fundamental one or not being its integer multiple. A
Externí odkaz:
https://doaj.org/article/bbfb7cfb2c3744fe827a6ab522696674
Publikováno v:
Industrial Lubrication and Tribology, 2024, Vol. 76, Issue 2, pp. 160-166.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/ILT-08-2023-0259
Autor:
Nadia Kaddouri, Sahraoui Kherris, Kouider Mostefa, Said Mekroussi, Momen SM Saleh, Djallel Zebbar
Publikováno v:
Applied Engineering Letters, Vol 9, Iss 1, Pp 22-36 (2024)
This study investigated the impact of a cylindrical obstacle on convection in an inclined square cavity filled with water-Al2O3 nanofluid. Using the finite volume method, the problem was resolved by having the inner cylinder rotate adiabatically w
Externí odkaz:
https://doaj.org/article/55348a4da791456da1c932911194a0db
Akademický článek
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Autor:
Fadl A. Essa, Z.M. Omara, Ammar H. Elsheikh, S. Shanmugan, A.S. Abdullah, Mahmoud S. El-Sebaey
Publikováno v:
Case Studies in Thermal Engineering, Vol 59, Iss , Pp 104489- (2024)
Solar stills are acknowledged as an environmentally friendly desalination method that addresses water scarcity issues in remote areas; however, they contend with a productivity challenge. This work presents a combination of novel arrangements for the
Externí odkaz:
https://doaj.org/article/32c5bf0483b04490a9d54418ddb0e018