Results 11 to 20 of about 39,725 (266)
Damping force switching type electromagnetic damper using relay and capacitor
Nihon Kikai Gakkai ronbunshu, 2022 In general, semiactive dampers have high performance of vibration control compared to passive dampers, but in order to adjust an optimized damping force for the damper, several condition of vibration systems, such kind of force, acceleration and ...
Taichi MATSUOKA, Taichi NAKAZAWA
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Multiple-TMD-Based Structural Vibration Control for Pumped Storage Power Plants
Applied Sciences, 2020 The high-frequency resonance in the superstructure of a pumped storage power station (PSPP) due to the generation unit can shorten the service life of the power station structure and even endanger its safety.
Tengfei Zhong +3 more
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Nihon Kikai Gakkai ronbunshu, 2015 Active dynamic vibration absorbers are widely known as vibration control device exhibiting good performance for disturbance signal with various frequencies. Linear quadratic (LQ) control is often used in active dynamic vibration absorbers.
Yûki NISHIMURA +3 more
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Development of a Two-Dimensional Ultrasonic Device for Vibration-Assisted Milling
Machines, 2022 Two-dimensional vibration-assisted machining (VAM) is a technique used to improve the cutting performance of machining processes by reducing the cutting forces and the temperature, extending the tool life, and improving the surface quality.
Engy Osama Rashed +3 more
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Türk Spor ve Egzersiz Dergisi, 2017 The aim of the preliminary study was to evaluate body sways simultaneously in mediolateral (ML) and anteroposterior (AP) directions of postural control measurements immediately after vibration stimulus. The participants were exposed to vibration stimulus
İzzet Kırkaya +2 more
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Vibration damping and isolation systems using direct inertia force control
Mechanical Engineering Journal, 2014 Active vibration control devices are extensively used in various industrial fields. These devices are categorized according to their mechanisms into the following two types: (A) The vibration is controlled by actuators whose ends are connected to the ...
Masaharu TAGAMI +4 more
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MATEC Web of Conferences, 2016 The research aims to study the vibration isolation device using the elastic forces of the electromagnetic suspension. The optimum gain values of the signal feedback circuit, which minimize the impact of noise introduced by the elements of the active ...
Plotnikova Inna +6 more
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Shock and Vibration, 2021 In order to provide an ultraquiet environment for spacecraft payload, a six-degree-of-freedom microvibration isolation device for satellite control moment gyro (CMG) is proposed in this paper.
Xingtian Liu +3 more
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Active vibration control device
The Journal of the Acoustical Society of America, 1993 An active vibration control device for controlling vibration in a cantilevered member (12) and a method for the same are disclosed. The device is comprised of a cantilevered member (12) having a longitudinal axis (13) comprising a sensor (92) mounted near the free end of the member (12) to measure motion of the member (12) in a transverse direction and
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Research on the controller of an active vibration isolation unit for underwater crushing operations
Scientific ReportsSince passive vibration isolation is used to solve the vibration problem of the underwater crushing device is difficult to isolate the low-frequency vibration effectively, and most of the active control methods usually focus on cutting down the vibration
Lijun Wang +8 more
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