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Performance of viscous plane damper with box barrel as a vibration dissipation device

Recently, many advanced energy dissipation technologies have been developed to be implanted in structures to diminish the structural vibration due to earthquake, wind, or any other sources. The viscous plane damper has currently been proven as an advantageous supplementary damping device which ca...

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Main Author: Mohd Ali, Mohd Ridzuan
Format: Thesis
Language:English
Published: 2020
Subjects:
Dynamics
Vibration
Online Access:http://psasir.upm.edu.my/id/eprint/114753/1/114753.pdf
http://psasir.upm.edu.my/id/eprint/114753/
http://ethesis.upm.edu.my/id/eprint/18184
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spelling my.upm.eprints.1147532025-02-19T08:03:49Z http://psasir.upm.edu.my/id/eprint/114753/ Performance of viscous plane damper with box barrel as a vibration dissipation device Mohd Ali, Mohd Ridzuan Recently, many advanced energy dissipation technologies have been developed to be implanted in structures to diminish the structural vibration due to earthquake, wind, or any other sources. The viscous plane damper has currently been proven as an advantageous supplementary damping device which can be implemented to the new or existing structures to dissipate effect of imposed dynamic loads to the structures. However, the typical viscous dampers are designed requires an adequate space within the structure bays which this issue caused challenges of implementing damper device in the small, limited spaces. Therefore, this study proposes a new viscous plane damper device to address the limitations of a conventional viscous damper device. The new configuration and arrangement. The proposed viscous plane damper is comprised of cube cylinder. The rectangular of piston plate with orifices which connected with the piston rod to the head mounting to transfer the external movement to the rectangular piston plate. Therefore, flowing of viscous oil through orifices of rectangular piston plate during movement which transferred by piston rod is lead to drop pressure and flow resistant that generate damping force due to function of viscous plane damper. The numerical simulation of the new viscous plane damper has been analysed by aid of computational fluid dynamic analysis was conducted to determine the characteristic of the fluid flow pattern and evaluate performance of the damper. The flow pattern characteristics based on different consideration dimensions, configurations and arrangements of orifice and velocity of the fluid. Beside the numerical analysis, the design of viscous plane damper has improved and prototype of viscous plane damper fabricated and experimental testing has been carried out by applying cyclic load using dynamic actuator to evaluate the functionality and performance of the developed damper. Experimental study consisted of parametric study on geometry specification on developed system with pseudo dynamic tests on different dimension, configuration and arrangement of orifice and velocity of the piston plate. The results of testing and computational fluid dynamics proved the functionality of the developed plane fluid damper device in generating desirable damping force during the applied cyclic load. Moreover, the results revealed that, as expected, the smaller orifice led to higher damping force. Therefore, the output of this study indicate that the new plane fluid damper device can be implemented in a vast range of newly designed or existing structures to dissipate the vibration effects in the extreme conditions 2020-08 Thesis NonPeerReviewed text en http://psasir.upm.edu.my/id/eprint/114753/1/114753.pdf Mohd Ali, Mohd Ridzuan (2020) Performance of viscous plane damper with box barrel as a vibration dissipation device. Doctoral thesis, Universiti Putra Malaysia. http://ethesis.upm.edu.my/id/eprint/18184 Dynamics Vibration
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
language English
topic Dynamics
Vibration
spellingShingle Dynamics
Vibration
Mohd Ali, Mohd Ridzuan
Performance of viscous plane damper with box barrel as a vibration dissipation device
description Recently, many advanced energy dissipation technologies have been developed to be implanted in structures to diminish the structural vibration due to earthquake, wind, or any other sources. The viscous plane damper has currently been proven as an advantageous supplementary damping device which can be implemented to the new or existing structures to dissipate effect of imposed dynamic loads to the structures. However, the typical viscous dampers are designed requires an adequate space within the structure bays which this issue caused challenges of implementing damper device in the small, limited spaces. Therefore, this study proposes a new viscous plane damper device to address the limitations of a conventional viscous damper device. The new configuration and arrangement. The proposed viscous plane damper is comprised of cube cylinder. The rectangular of piston plate with orifices which connected with the piston rod to the head mounting to transfer the external movement to the rectangular piston plate. Therefore, flowing of viscous oil through orifices of rectangular piston plate during movement which transferred by piston rod is lead to drop pressure and flow resistant that generate damping force due to function of viscous plane damper. The numerical simulation of the new viscous plane damper has been analysed by aid of computational fluid dynamic analysis was conducted to determine the characteristic of the fluid flow pattern and evaluate performance of the damper. The flow pattern characteristics based on different consideration dimensions, configurations and arrangements of orifice and velocity of the fluid. Beside the numerical analysis, the design of viscous plane damper has improved and prototype of viscous plane damper fabricated and experimental testing has been carried out by applying cyclic load using dynamic actuator to evaluate the functionality and performance of the developed damper. Experimental study consisted of parametric study on geometry specification on developed system with pseudo dynamic tests on different dimension, configuration and arrangement of orifice and velocity of the piston plate. The results of testing and computational fluid dynamics proved the functionality of the developed plane fluid damper device in generating desirable damping force during the applied cyclic load. Moreover, the results revealed that, as expected, the smaller orifice led to higher damping force. Therefore, the output of this study indicate that the new plane fluid damper device can be implemented in a vast range of newly designed or existing structures to dissipate the vibration effects in the extreme conditions
format Thesis
author Mohd Ali, Mohd Ridzuan
author_facet Mohd Ali, Mohd Ridzuan
author_sort Mohd Ali, Mohd Ridzuan
title Performance of viscous plane damper with box barrel as a vibration dissipation device
title_short Performance of viscous plane damper with box barrel as a vibration dissipation device
title_full Performance of viscous plane damper with box barrel as a vibration dissipation device
title_fullStr Performance of viscous plane damper with box barrel as a vibration dissipation device
title_full_unstemmed Performance of viscous plane damper with box barrel as a vibration dissipation device
title_sort performance of viscous plane damper with box barrel as a vibration dissipation device
publishDate 2020
url http://psasir.upm.edu.my/id/eprint/114753/1/114753.pdf
http://psasir.upm.edu.my/id/eprint/114753/
http://ethesis.upm.edu.my/id/eprint/18184
_version_ 1825162391726325760
score 13.239859

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