Pendekatan Eksperimen Karakteristik Respon Getaran Sistem Two Degree of Freedom dengan Penambahan Independent Dual Dynamic Vibration Absorber

DOI: https://doi.org/10.21070/r.e.m.v3i2.1729

Author (s)


(1)  Susastro Susastro   (Teknik Mesin, Sekolah Vokasi, Universitas Diponegoro)  
        Indonesia
(2) * Novi Indah Riani   (Teknik Mesin, Institut Teknologi Adhi Tama Surabaya)  
        Indonesia
(*) Corresponding Author

Abstract


Vibration is one of the problems that must be reduced in a vehicle. There are many ways to reduce vibration in vehicles, one of them is by adding Dynamic vibration absorber (DVA). While Dual Dynamic vibration absorber (dDVA) is a DVA period that is able to move in the translational direction given to the system to reduce translation vibration and when there is resonance. Translation DVA is an additional type of time used to reduce the vibration of the translation direction. So far there is not much research related to the use of translational DVA to reduce rotational vibrations as well as translation. In this study, a study was conducted related to the use of independent double translational DVA (dDVA) to reduce translation vibrations as well as rotation of the beam. The research was conducted by modeling the system obtained into mathematical equations and simulations were carried out to determine the characteristics of vibrations that arise. In the simulation, one of the DVA periods is placed at the center of the main system period, while the other DVA period is given a change between the center period and the end of the system. The results of the study show that the maximum reduction in translational vibration is 95.51% and occurs when the absorber is placed at the center of the system, while the maximum rotation vibration reduction is 56.62% and is obtained when the system is given with an arm ratio of 1 and zero.



Keywords

Double Dynamic Vibration Absorber; Vibration; Translation; Rotation



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References


[1] Galezia, A. “Parameter Determination of Dynamic vibration absorber for Application in Household Equipment”. Machine Dynamic Research. Vol. 40, pp 83-94, 2016

[2] Frahm, H., ‘‘Device for damping vibrations of bodies,’’ U.S. Patent No. 989958, 1909.

[3] Watts, P., ‘‘On a method of reducing the rolling of ship at sea,’’ Transactions of the Institute of Naval Architects, Vol. 24, pp. 165–190, 1883.

[4] Hartog, J. P. den, Mechanical Vibrations, McGraw-Hill, 1956

[5] Salem, M.H., Performance of a dynamic vibration absorber using a magneto-rheological damper, (2012) International Review of Mechanical Engineering (IREME), 6 (6), pp. 1146-1156

[6] Salem, M.H., Control of a Dynamic vibration absorber Using a Magneto-Rheological Damper, (2013) International Review of Mechanical Engineering (IREME), 7 (1), pp. 1146-1156

[7] Megahed, S.M. and AbdEl-Razik, A.K., " Vibration control of two degrees of freedoms system using variable inertia vibration absorbers: Modeling and simulation," Design and Production Department, Faculty of Engineering, Cairo University, Giza 12613, 2010.

[8] Aida Annisa Amin Daman. 2016. The influence of dynamic vibration absorber to reduce vibration of main system with 2-DOF. IECC.

[9] Susastro. “Optimasi Posisi dari Masa SDVA untuk Mereduksi Getran Translasi-Rotasi pda Beam”. ITP Journal. Pp 39-44.

[8] Sun.H.L. 2008. Application of dynamic vibration absorber in structur vibration control under multi frequency harmonics excitation. Applied acoustics. Pp 1361-1367

[10] Kusumadewayanti. Esthi. 2015. Study pengaruh masa dan perubahan lengan momen dual dynamic vibration absorber (DVA)-Independent terhadap respon getaran sistem utama - 2 DOF. Seminar nasional teknik mesin petra DS28-DS34.

[12] Susastro. “Optimizing vibration reduction in 2 dof system with change position of independent translational dual-dynamic vibration absorber”. International Journal of Mechanical Engineering and Technology. Pp 882-892.


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10.21070/r.e.m.v3i2.1729




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