Zobrazeno 1 - 10
of 702
pro vyhledávání: '"stiffness coefficient"'
Publikováno v:
BioResources, Vol 19, Iss 4, Pp 8512-8526 (2024)
To determine the appropriate stiffness coefficient k values for rubber belts used in dynamic testing of the elastic modulus and shear modulus of timber and solid wood composite materials, this study employed three different thicknesses of rubber belt
Externí odkaz:
https://doaj.org/article/7c25a8890dea4a51bf4d792d4360c5f0
Publikováno v:
Журнал інженерних наук, Vol 11, Iss 1, Pp E1-E8 (2024)
The article emphasizes the importance and necessity of studying the behavior of automobile tires during operation in the starting mode, from the beginning of driving on “cold” tires to stabilizing its temperature and internal pressure. During thi
Externí odkaz:
https://doaj.org/article/5002eccaab5c4e68992285b51f5d4199
Publikováno v:
International Journal of Naval Architecture and Ocean Engineering, Vol 16, Iss , Pp 100591- (2024)
Aircraft on an aircraft carrier deck are taxied or towed using a tractor. As these vehicles move within a limited area and are affected by the aircraft carrier motion, the possibility of aircraft movement in the entire space must be confirmed. The po
Externí odkaz:
https://doaj.org/article/87a42d03c5b444f4838292a34f14b194
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 9921-9928 (2022)
Improving rotor stability and reducing leakage at various working parts of gas turbines is an important topic that experts and scholars have always pursued. In this article, a new type of hole-diaphragm-labyrinth seal (HDLS) structure is obtained by
Externí odkaz:
https://doaj.org/article/ae3d5664b5f64fe0953501b2cf5400db
Akademický článek
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Akademický článek
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Autor:
A. H. Shamutdinov, I. Yu. Lesnyak
Publikováno v:
Омский научный вестник, Vol 3 (183), Pp 53-57 (2022)
The article discusses the main stages of compiling a dynamic model of manipulator oscillations, based on the method of mathematical modeling, the basis of which is the circuit design of the manipulator under study. A schematic solution of the man
Externí odkaz:
https://doaj.org/article/06b8c971cfdf47ccbb99b38eebfd4971
Autor:
Di Cheng, Boqun Song, Jong-Hoon Kang, Chris Sundahl, Anthony L. Edgeton, Liang Luo, Joong-Mok Park, Yesusa G. Collantes, Eric E. Hellstrom, Martin Mootz, Ilias E. Perakis, Chang-Beom Eom, Jigang Wang
Publikováno v:
Materials, Vol 16, Iss 21, p 7031 (2023)
We obtain the through-thickness elastic stiffness coefficient (C33) in nominal 9 nm and 60 nm BaFe2As2 (Ba-122) thin films by using picosecond ultrasonics. Particularly, we reveal the increase in elastic stiffness as film thickness decreases from bul
Externí odkaz:
https://doaj.org/article/d68da1abdaf049a99f1e739752d15ebe
Autor:
Sergey Yu. Zhachkin, Anatoliy I. Zavrazhnov, Nikita A. Penkov, Alexei V. Martynov, Roman N. Zadorozhny
Publikováno v:
Инженерные технологии и системы, Vol 31, Iss 3, Pp 430-448 (2021)
Introduction. To keep automobiles and tractors in operation conditions, it is necessary to restore the inner cylindrical surfaces of the friction pair parts. This is the most laborintensive activity. The method of electroplated contact deposition of
Externí odkaz:
https://doaj.org/article/8defd3ffa02f4b83a371c89a85c07cd9
Publikováno v:
Frontiers in Materials, Vol 9 (2022)
With the rapid development of aerospace technology, the vibration problem of the spacecraft flexible structure urgently needs to be solved. Magnetic fluids are a type of multi-functional smart materials, which can be employed in shock absorbers to el
Externí odkaz:
https://doaj.org/article/6a2771a0882f425f9b265a3df44a1590