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Mohammed Al-Ashmori and Xu Wang
Drivers of heavy trucks are exposed to large amounts of vibration which can lead to serious health risks. Many suspension systems/methods can be used to isolate these transmitted vibrations, such as vehicle suspension systems, cabin suspension systems an...
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Rodrigo Tavares de Freitas and Sakdirat Kaewunruen
A focus of the railway industry over the past decades has been to research, find and develop methods to mitigate noise and vibration resulting from wheel/rail contact along track infrastructure. This resulted in a wide range of abatement measures that ar...
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Rodrigo Tavares de Freitas and Sakdirat Kaewunruen
A focus of the railway industry over the past decades has been to research, find and develop methods to mitigate noise and vibration resulting from wheel/rail contact along track infrastructure. This resulted in a wide range of abatement measures that ar...
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Huawei Ji, Chuanping Zhou, Jiawei Fan, Huajie Dai, Wei Jiang, Youping Gong, Chuzhen Xu, Ban Wang and Weihua Zhou
The vibration of flexible structures in spacecraft, such as large space deployable reflectors, solar panels and large antenna structure, has a great impact on the normal operation of spacecraft. Accurate vibration control is necessary, and the control of...
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Ke-Wei Zhang, Zhi-Gang Hu, Hai-Min Liu, Huajiang Ouyang and Jia-Fan Zhang
For a class of single-degree-of-freedom non-linear passive vibration isolators with unknown excitation and unmodelled dynamics, two sliding mode control methods?a conventional one and the other using a super-twisting algorithm?were proposed to complement...
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Mohammad Yaghoub Abdollahzadeh Jamalabadi
In this study, the active vibration control of a rectangular plate submerged in water was investigated. Mass dampers were attached to the plate, and the system was modeled via assumed mode. Water is modeled as an inviscid fluid with moving boundaries at ...
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Yangbo Zheng, Ni Mo, Zhe Sun, Yan Zhou and Zhengang Shi
In addition to providing an extremely clean environment for primary loop of high-temperature gas-cooled reactor (HTR), the primary helium circulator (PHC) using electromagnetic levitation technology also provides an effective means for vibration control....
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Byeongil Kim and Jong-Yun Yoon
Traditional adaptive filtering algorithms are non-recursive systems that cannot use a time-variant reference input in real time and are not appropriate for control signals with uncertainties and unanticipated conditions. The main purpose of this research...
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Byeongil Kim and Jong-Yun Yoon
Traditional adaptive filtering algorithms are non-recursive systems that cannot use a time-variant reference input in real time and are not appropriate for control signals with uncertainties and unanticipated conditions. The main purpose of this research...
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Wei Dai, Liuqing He, Yongjun Pan, Sheng-Peng Zhang and Liang Hou
Vibration-control techniques generally fall into two categories: passive methods that optimize the structure of the suspension to absorb any impact from the ground, and active methods that directly control the vertical force of the suspension by hydrauli...
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Zhen Xie and Yongshan Zhang
The natural frequency of the long-span steel structure corridor is close to the pedestrian step frequency, which makes it very easy to cause resonance. This paper aims to study crowd-induced vibration control of long-span steel pedestrian corridors with ...
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Timothy Sands
Automatic controls refer to the application of control theory to regulate systems or processes without human intervention, and the notion is often usefully applied to space applications. A key part of controlling flexible space robotics is the control-st...
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Qi Zhu, Su-Mei Wang and Yi-Qing Ni
Maglev transportation is a highly promising form of transportation for the future, primarily due to its friction-free operation, exceptional comfort, and low risk of derailment. Unlike conventional transportation systems, maglev trains operate with no me...
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Piotr Gnacinski, Marcin Peplinski, Adam Muc, Damian Hallmann and Piotr Jankowski
One method for the remote management of electrical equipment is ripple control (RC), based on the injection of voltage interharmonics into the power network to transmit information. The disadvantage of this method is its negative impact on energy consume...
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Yunjae Park, Hyunseok Oh, Seungwoo Yoo, Taehyun Kim and Dongil ?Dan? Cho
For high-fidelity quantum operations in ion traps, it is important to maintain the secular frequency of the trapped ions at a constant value. The radial secular frequency is proportional to the amplitude of the radio frequency (RF) signal applied to ion ...
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V. L. Horobets,N. P. Snitko,A. D. Lashko
Pág. 7 - 15
In the paper an approximate classification of methods of damping oscillations for complex mechanical systems is offered as well as the approach of an adaptive control by dissipation of the vibration energy of the railway rolling stock devices is presente...
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Dapeng Wei, Bilong Liu and Ludi Kang
The control of decentralized velocity feedback on curved aircraft plates under turbulent boundary layer excitations is numerically investigated in this paper. Sixteen active control units are set on the plate to reduce the vibration and sound radiation o...
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Yun Zhang, Hui Ma, Jianliang Xu, Hao Su and Jing Zhang
Adaptive control methods are suitable for offshore steel structures subject to harmful vibrations, as they employ reference models to adapt to coastal and nearshore physics. To decrease the dependence on the accurate characteristics of the offshore platf...
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Shiqi Yue and Yuanwu Shi
With the rapid development of computer and artificial intelligence technology, robots have been widely used in assembly, sorting, and other work scenarios, gradually changing the human-oriented mechanical assembly line working mode. Traditional robot con...
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Min Chai, Changbin Hu and Mingyue Cheng
Compaction directly affects concrete?s strength and durability. In this paper, the relationship between vibration parameters and compactness is modeled by using colored aggregates and image methods to analyze the compactness of concrete characterized by ...
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