Zobrazeno 1 - 10
of 1 495
pro vyhledávání: '"longitudinal vibration"'
Autor:
Reza Nazemnezhad
Publikováno v:
Mechanics of Advanced Composite Structures, Vol 11, Iss 2, Pp 453-466 (2024)
In this paper, the size dependency of the nonlinear free longitudinal vibration of axially functionally graded (AFG) nanorods is studied using the nonlocal elasticity theory. A power-law distribution is considered for the variations of the nanorod ma
Externí odkaz:
https://doaj.org/article/97c74a9ccb4c4892a48d4aa32a04db12
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract This study aims to potential the potential utilization of nonlinear energy sinks (NESs) for controlling longitudinal vibrations in a double-rod system. The research introduces a longitudinal vibration prediction model for a double-rod system
Externí odkaz:
https://doaj.org/article/8a0a75538a694c07b96d9b5926aa1ec4
Publikováno v:
Journal of Wood Science, Vol 69, Iss 1, Pp 1-10 (2023)
Abstract This study confirmed that the loss tangent (or tangent loss, tan δ) obtained from the longitudinal vibration of a wood log increases with the apparent density difference between sapwood and heartwood, owing to moisture content difference. T
Externí odkaz:
https://doaj.org/article/f3ac21688b22471ba99673b490e836e3
Autor:
Reza Nazemnezhad, Roozbeh Ashrafian
Publikováno v:
Mechanics of Advanced Composite Structures, Vol 10, Iss 2, Pp 221-232 (2023)
To solve a differential equation of motion via more reliable procedures, it is essential to realize their efficiency. Whether Rayleigh's theory can be a compatible platform with two-phase local/nonlocal elasticity to render more reliable results comp
Externí odkaz:
https://doaj.org/article/d8eabe3ab92a458ca4382ee648ecf708
Autor:
Wonki Bae, Junhong Park
Publikováno v:
Aerospace, Vol 11, Iss 9, p 700 (2024)
Electronic components assembled in satellites should be able to withstand the vibration, noise, and impact loads generated by space vehicles during launch. To simulate the impact loading in a laboratory environment, a pyroshock test simulates an impa
Externí odkaz:
https://doaj.org/article/e2a2ef53eaeb48e39136e2f27b4c46ba
Autor:
Koray Kondakcı, Safa Bozkurt Coşkun
Publikováno v:
Vibration, Vol 6, Iss 4, Pp 876-894 (2023)
In this study, an analytical-based numerical approach was proposed for the analysis of the free axial vibration of homogeneous and functionally graded rods with varying cross-sectional areas. The proposed approach is based on analytical approximation
Externí odkaz:
https://doaj.org/article/78346348242e49f3a89685d2cef8e97f
Autor:
A.A. Yinusa, M.G. Sobamowo, A.O. Adelaja, S.J. Ojolo, M.A. Waheed, M.A. Usman, Antonio Marcos de Oliveira Siqueira, Júlio César Costa Campos, Ridwan Ola-Gbadamosi
Publikováno v:
Partial Differential Equations in Applied Mathematics, Vol 9, Iss , Pp 100602- (2024)
Carbon nanotubes (CNTs) have attracted great attention due to their tremendous mechanical, thermal, structural and electrical properties leading to many promising applications. The unique and interesting properties of CNTs, such as their mechanical a
Externí odkaz:
https://doaj.org/article/32c94f9b878d4011be7f4f847f4764fb
Publikováno v:
Meitan xuebao, Vol 48, Iss 6, Pp 2590-2598 (2023)
Aiming at the longitudinal vibration problem during the operation of the ground mounted friction hoist, an active control scheme of longitudinal vibration based on the hydraulic tensioning wheel was proposed. The tension force and virtual work was ad
Externí odkaz:
https://doaj.org/article/8f58c58c3dbb4a8cbdd209c001cf8c56
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6630 (2024)
Knowing the mechanical properties of fiber-reinforced composite materials, which are currently widely used in various industrial branches, represents a major objective for designers. This happens when new materials are used that are not yet in produc
Externí odkaz:
https://doaj.org/article/a6d7a45325574e348e8d7dd22c911995
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 18, Iss 2, Pp 227-234 (2023)
ObjectivesIn order to control the first longitudinal vibration mode of propulsion shafting systems, a dynamic vibration absorber with disc spring negative stiffness is proposed and its experimental verification carried out. MethodsA test bench is est
Externí odkaz:
https://doaj.org/article/33bebec213a14803a9a56ac1c85a8a37