The damping of the dynamic vibration absorber [PDF]
Scientific ReportsThe design parameters of the dynamic vibration absorber notably affect the motion space of the main system. A complete new universal method of attaining the explicit exact solution to the optimum damping was proposed to enhance the accuracy of ...
Qikeren Tian
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Brock's approaching zero method improved as approaching fixed point frequency to solve optimum damping ratio of dynamic vibration absorber in machine tools and experimental confirmation. [PDF]
PLoS ONEThe design parameters of the dynamic vibration absorber significantly affect the motion performance of the main vibration system. The Brock's approaching zero method was improved as approaching the fixed point frequency method.
Hongliang Tian, Xixiao Liang, Xuan Du
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Characteristics of adjustable dynamic vibration absorber
Nihon Kikai Gakkai ronbunshu, 2018 One of effective ways to suppress vibration of a mechanical system is using a dynamic vibration absorber. The dynamic vibration absorber consists of a mass, a spring and a damper.
Kenya NEMOTO +2 more
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Vibration Characteristics Analysis of Boring Bar with Tunable Dynamic Vibration Absorber [PDF]
MaterialsIn deep-hole boring processes, boring bars with a large length-to-diameter ratio are typically employed. However, excessive overhang significantly reduces the boring bar’s stiffness, inducing vibrational effects that severely degrade machining precision and surface quality.
Yanqi Guan +5 more
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Vehicle wheels vibration suppression by dynamic vibration absorber [PDF]
Transport Problems, 2007 The article deals with the methods of calculation and optimization ofdynamic processes in vibroexcitated constructions with dynamic absorbers. The improved constructions of such absorbers for vehicle wheels vibration suppression are discussed.
Zinovij STOTSKO
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Investigation of the effect of parameters of a nonlinear dynamic absorber on reducing the vibration amplitude of a nonlinear system [PDF]
فناوری در مهندسی هوافضا, 2023 Purpose of paper is to use a nonlinear dynamic absorber as beam with concentrated mass at its end to reduce the amplitude of resonant nonlinear oscillator vibration.
Mohammad Mahdi Nazari, Abbas Rahi
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Zhongguo Jianchuan Yanjiu, 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.
Xiuchang HUANG +3 more
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Study on the Vibration Suppression Method of Urban Railway Vehicles Based on a Composite Dynamic Vibration Absorber [PDF]
MATEC Web of Conferences, 2019 To reduce the bounce and the pitch vibration of carbody, a vertical dynamic model for urban rail vehicles is established to analyze the vibration response of the carbody in the low frequency range.
Sun Qian, Wen Yongpeng, Zou Yu
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Vibration Control of Time-Varying Delay under Complex Excitation
Micromachines, 2021 The existing available research outcomes on vibration attenuation control for time-delay feedback indicate that, for the delay dynamic vibration absorber with fixed time-delay control parameters, under harmonic excitation, a good vibration attenuation ...
Kaiwei Wu +6 more
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H optimization of Maxwell dynamic vibration absorber with multiple negative stiffness springs
Journal of Low Frequency Noise, Vibration and Active Control, 2021 The Maxwell model with viscoelastic material and multiple negative stiffness springs is introduced into dynamic vibration absorber system, and all the system parameters are optimized in detail.
Yan Hao +4 more
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