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Journal of Applied Mechanics and Technical Physics

2019 year, number 5

Effect of Block Medium Parameters on Energy Dissipation

K. Vang1,2, N. I. Aleksandrova3, I. Pan1, V. N. Oparin3, L. Dou2, A. I. Chanyshev3
1Liaoning University of Technology, Fuxin, 123000, China
2China University of Mining and Technology, Suzhou, 221116, China
3N.A. Chinakal Institute of Mining, Siberian Branch, Russian Academy of Sciences, Novosibirsk, 63009, Russia
Keywords: блочная среда, волна маятникового типа, вязкоупругая прослойка, диссипация энергии, нестационарный процесс, block medium, pendulum wave, viscoelastic layer, energy dissipation, nonstationary process

Abstract

This paper describes energy distribution in a block medium simulated by a one-dimensional chain of masses connected by springs and dampers. Equations describing the motion of masses are solved by the methods of the theory of ordinary differential equations. The effect of the block medium parameters on energy dissipation is investigated. An approximate analytical solution is obtained that describes the total energy of a block medium at large values of time.