Zobrazeno 1 - 10
of 157
pro vyhledávání: '"Gil Ho Yoon"'
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 42 (2023)
In this study, an optimized dynamic vibration absorber (DVA) was applied to improve the sound absorption performance and simultaneously attenuate vibrations and structure-borne noise at multiple frequencies. As the size parameters and eigenfrequencie
Externí odkaz:
https://doaj.org/article/4ca78ea3bc384e77a901c034d2bb44f0
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-11 (2022)
Abstract The development of a new ultrasonic transducer capable of improved focusing performance has become a necessity to overcome the limitations of conventional ultrasonic transducer technology. In this study, we designed and optimized a metasurfa
Externí odkaz:
https://doaj.org/article/d0d2f35e0d664bf3904e03678b8e8258
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 40 (2021)
This paper presents a new dynamic absorber attenuating the vibrations at three resonance frequencies simultaneously. The dynamic vibration responses of mechanical systems with dynamic absorbers are mainly influenced by how close the eigenfrequencies
Externí odkaz:
https://doaj.org/article/4dff53c172464e9f81686cebaa65596a
Autor:
Dong Hyeon Oh, Gil Ho Yoon
Publikováno v:
Applied Sciences, Vol 11, Iss 16, p 7257 (2021)
This research presents the theoretical and experimental studies for cylindrical and conical periodic structures to control longitudinal wave motion. Many relevant researches exist to stop and pass a certain frequency wave without active devices with
Externí odkaz:
https://doaj.org/article/2d7a29a9354242f9971a41f30c754339
Publikováno v:
Applied Sciences, Vol 10, Iss 24, p 9032 (2020)
This study develops a new response filtering approach for recovering dynamic mechanical stresses under impact loading. For structural safety, it is important to consider the propagation of transient mechanical stresses inside structures under impact
Externí odkaz:
https://doaj.org/article/d427a647a4e248dbb5642074c207737f
Publikováno v:
Advances in Mechanical Engineering, Vol 7 (2015)
This article presents a numerical study of active vibration control of smart composite laminates in the presence of actuator debonding failures. A comparison between the smart composite laminates with healthy actuator and various partially debonded a
Externí odkaz:
https://doaj.org/article/0fef2d7d51354365a4335e31dfa07ec1
Publikováno v:
Advances in Mechanical Engineering, Vol 7 (2015)
This research presents a new systematical design approach of foldable structure composed of several rhombic elements by applying genetic algorithm. As structural shapes represented by a foldable structure can be easily and dramatically morphed by man
Externí odkaz:
https://doaj.org/article/0c9f524f439b46adaa5bbb5e1de3f792
Publikováno v:
Applied Sciences, Vol 14, Iss 2, p 657 (2024)
This paper presents an efficient and compact Matlab code for 2D and 3D topology optimization of multi-materials. We extend a classical 88-line-based educational code to the multi-material problem using the mapping-based interpolation function, with w
Externí odkaz:
https://doaj.org/article/077f168c775e4d16a78387b67799ae8b
Autor:
Jun Hwan Kim, Gil Ho Yoon
Publikováno v:
Journal of Mechanical Design; Nov2024, Vol. 146 Issue 11, p1-15, 15p
Autor:
Young Hun Choi, Gil Ho Yoon
Publikováno v:
Journal of Fluid Mechanics; 5/10/2024, Vol. 986, p1-25, 25p