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A viscoelastic-viscoplastic thermo-mechanical model for polymers under hypervelocity impact Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-16 Huadong Xu, Jia Zhou, Xu Cao, Changqing Miao
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Bio-inspired 4D printed intelligent lattice metamaterials with tunable mechanical property Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-15 Xinchun Zhang, Yuesong Han, Min Zhu, Yuhao Chu, Weiduan Li, Zhang Yanpeng, Zhang Yan, Junrong Luo, Ran Tao, Junfeng Qi
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Stress wave in the mesoscopic discontinuous medium by fractional approach Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-15 Liangzhu Yuan, Songlin Xu, Meiduo Chen, Yushan Xie, Jianhua Lu, Pengfei Wang
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Effect of grain boundary on scratch behavior of polycrystalline copper Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-15 Jinxuan Zhu, Jichang Xiao, Qinghua Zhou, Ramin Aghababaei
The anisotropy in the elastoplastic response of crystalline solids influences substantially their scratch resistance at the microscale. While grain boundaries typically act as obstacles to the motion of dislocations at the grain level, the scratch behavior in the vicinity of the grain boundary is influenced by other factors such as crystallographic orientation and pile-up topography. We performed a
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Precision Positioning Based on Temperature Dependence Self-Sensing Magnetostrictive Actuation Mechanism Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-15 Dongjian Xie, Yikun Yang, Yahui Zhang, Bintang Yang
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Theoretical Analysis of Inflated Tube Wrinkling Behavior under Pure Bending Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-15 Wenbin Wu, Yafei Yin, Yuhang Li, Xuanqing Fan
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Wireless flow-powered miniature robot capable of traversing tubular structures Sci. Robot. (IF 25.0) Pub Date : 2024-03-13 Chong Hong, Yingdan Wu, Che Wang, Ziyu Ren, Chunxiang Wang, Zemin Liu, Wenqi Hu, Metin Sitti
Wireless millimeter-scale robots capable of navigating through fluid-flowing tubular structures hold substantial potential for inspection, maintenance, or repair use in nuclear, industrial, and medical applications. However, prevalent reliance on external powering constrains these robots’ operational range and applicable environments. Alternatives with onboard powering must trade off size, functionality
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Explicit implementation of hydrogen transport in metals Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-14 A. Díaz, J.M. Alegre, I.I. Cuesta, Z. Zhang
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Hydraulic fracturing phase-field model in porous viscoelastic media Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-14 Duo Yi, Zhaozhong Yang, Liangping Yi, Jianping Liu, Changxin Yang, Dan Zhang, Huilong Du, Xiaogang Li, Jingqiang Zhang
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Design, Analysis, and Kinematic Framework of a Long-Range Magnetic Anchored and Guided Endoscope IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-14 Jixiu Li, Tao Zhang, Truman Cheng, Yehui Li, Yisen Huang, Calvin Sze Hang Ng, Philip Wai Yan Chiu, Zheng Li
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Spatial Iterative Learning Torque Control of Robotic Exoskeletons for High Accuracy and Rapid Convergence Assistance IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-14 Xueyan Xing, Sainan Zhang, Tzuhao Huang, Jin Sen Huang, Hao Su, Yanan Li
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EELS: Autonomous snake-like robot with task and motion planning capabilities for ice world exploration Sci. Robot. (IF 25.0) Pub Date : 2024-03-13 T. S. Vaquero, G. Daddi, R. Thakker, M. Paton, A. Jasour, M. P. Strub, R. M. Swan, R. Royce, M. Gildner, P. Tosi, M. Veismann, P. Gavrilov, E. Marteau, J. Bowkett, D. Loret de Mola Lemus, Y. Nakka, B. Hockman, A. Orekhov, T. D. Hasseler, C. Leake, B. Nuernberger, P. Proença, W. Reid, W. Talbot, N. Georgiev, T. Pailevanian, A. Archanian, E. Ambrose, J. Jasper, R. Etheredge, C. Roman, D. Levine, K. Otsu
Ice worlds are at the forefront of astrobiological interest because of the evidence of subsurface oceans. Enceladus in particular is unique among the icy moons because there are known vent systems that are likely connected to a subsurface ocean, through which the ocean water is ejected to space. An existing study has shown that sending small robots into the vents and directly sampling the ocean water
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ANYmal parkour: Learning agile navigation for quadrupedal robots Sci. Robot. (IF 25.0) Pub Date : 2024-03-13 David Hoeller, Nikita Rudin, Dhionis Sako, Marco Hutter
Performing agile navigation with four-legged robots is a challenging task because of the highly dynamic motions, contacts with various parts of the robot, and the limited field of view of the perception sensors. Here, we propose a fully learned approach to training such robots and conquer scenarios that are reminiscent of parkour challenges. The method involves training advanced locomotion skills for
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Wireless flow-powered miniature robot capable of traversing tubular structures Sci. Robot. (IF 25.0) Pub Date : 2024-03-13 Chong Hong, Yingdan Wu, Che Wang, Ziyu Ren, Chunxiang Wang, Zemin Liu, Wenqi Hu, Metin Sitti
Wireless millimeter-scale robots capable of navigating through fluid-flowing tubular structures hold substantial potential for inspection, maintenance, or repair use in nuclear, industrial, and medical applications. However, prevalent reliance on external powering constrains these robots’ operational range and applicable environments. Alternatives with onboard powering must trade off size, functionality
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Tool path correction for robotic deburring using local non-rigid 3D registration Robot. Comput.-Integr. Manuf. (IF 10.4) Pub Date : 2024-03-13 Peiyang Peng, Chengxing Wu, Jixiang Yang, Han Ding
The presence of residual burrs on the surface of workpieces not only affects the surface quality but also reduces their performance. The position and orientation of the cutting tool in the deburring process are crucial for effective burr removal. Due to the interference caused by the burrs uncertainty or the manufacturing deformation, the off-line path from the workpiece CAD model is difficult to ensure
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Ensemble difference mode decomposition based on transmission path elimination technology for rotating machinery fault diagnosis Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-13 Jianchun Guo, Yi Liu, Ronggang Yang, Weifang Sun, Jiawei Xiang
Difference mode decomposition (DMD) is an effective technique for accurately separating a signal into fault, natural, and noise components. However, DMD relies on the assumption that noise spectral lines have zero amplitude, making it less effective in cases with a low signal-to-noise ratio. In practical scenarios, signals from bearing faults are often weak and can get buried under strong noise due
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Multi-label deep transfer learning method for coupling fault diagnosis Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-13 Yaqi Xiao, Xuanying Zhou, Haiyin Zhou, Jiongqi Wang
With the development of complexity and integration of machines, the multiple components of the system are prone to simultaneous failures and the multi-fault signals may be measured in limited sensors. This fault mode is defined as coupling fault in this paper and becomes more common and attracts great attention. Current coupling fault diagnosis approaches rely on labeled data under consistent working
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Vibration based single-objective finite element model updating using cooperative game theory approach Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-13 Suzana Ereiz, Javier Fernando Jiménez-Alonso, Christian Gallegos-Calderón, Ivan Duvnjak, Maria Pina Limongelli
This paper introduces a novel approach that focuses on application of cooperative game theory model for automated finite element model updating. The approach involves transforming the conventional single-objective optimization finite element model updating problem into a game theory problem. Among the different alternatives, a cooperative game model is considered to solve the transformed updating problem
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A new 3-D multi-physics coupling model for lubricated piston-liner systems Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-13 Shuo Liu, Lining Gao, Mingcai Xing, Yi Cui, Xianghui Meng
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Autonomous Multirotor UAV Search and Landing on Safe Spots Based on Combined Semantic and Depth Information From an Onboard Camera and LiDAR IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-13 Jeonggeun Lim, Myeonggyun Kim, Hyungwook Yoo, Jongho Lee
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A Redundancy-Aware Error Model for Kinematic Calibration of Redundantly Actuated Overconstrained Parallel Robots IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-13 Ziying Lin, Ye Ding, Xiangyang Zhu
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Health monitoring of CNC machining processes using machine learning and wavelet packet transform Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-12 Abbas Hussain, Taha Al Muhammadee Janjua, Anjum Naeem Malik, Antash Najib, Shaheryar Atta Khan
Monitoring the health of a machining process plays a crucial role in advancing fully automated manufacturing. Faulty machining processes (abnormal process) leads to part rejection and can damage the CNC machines. In this context, data-driven machine learning (ML) models with wavelet packet transform (WPT)-based feature extraction method have gained significant importance in health monitoring. The study
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Rigidity-toughness Coupling in Architected Composite Materials for Enhanced Impact Resistance Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-12 Zhiquan Wei, Huanbo Wang, Yuanmeng Li, Bo Wang
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Machined surface prediction and reliability analysis in peripheral milling operations Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-12 Huihui Miao, Changyou Li, Chunshi Liu, Chenyu Wang, Xiulu Zhang, Wei Sun
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Non-contact weigh-in-motion approach with an improved multi-region of interest method Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-11 He Zhang, Juntao Zhu, Yuhui Zhou, Zhijing Shen
Vehicle weight monitoring is increasingly essential for traffic safety and infrastructure maintenance. Compared with traditional weigh-in-motion techniques, the non-contact weigh-in-motion (NC-WIM) has the advantages of non-intrusive installation, low cost, and rich information conveyance. However, most existing procedures for NC-WIM tend to be computationally intensive and time-consuming. To improve
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Automated modal parameter estimation for coupled rotor–foundation systems using seal forces as excitation source Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-11 Thomas T. Paulsen, Sebastian V. Damsgaard, Ilmar F. Santos
Modal analysis techniques are widely used to characterize vibrations in structures, vehicles, machinery, etc. Modal parameters obtained through modal analysis are useful for structural health monitoring and condition monitoring. The common goal is to ensure the integrity of a mechanical system through monitoring of different operational conditions. Operational conditions described by spatial measurements
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In pursuit of a high-performance mechanical metamaterial: simple-cubic-octahedral plate lattice Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Manash Jyoti Baishya, Nelson Muthu, Prasenjit Khanikar
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Modelling of axial thrust force between rolls in strip mill Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Shuilin Lin, Qinghua Song, Chao Ma, Jianliang Sun, Marian Wiercigroch
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Folding mechanics of a bistable composite tape-spring for flexible mechanical hinge Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Hui Chen, Bing Wang, Xueqi Lin, Keith A Seffen, Shuncong Zhong
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Dynamic modeling and vibration analysis of bolted flange joint disk-drum structures: Theory and experiment Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Wu Ce Xing, Yan Qing Wang
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Corrigendum to “Modelling of a general lumped-compliance beam for compliant mechanisms” [International Journal of Mechanical Sciences, Volume 263, 108779] Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Jiaxiang Zhu, Guangbo Hao
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Energy harvesting in a flow-induced vibrating flapper with biomimetic gaits Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-11 Rajanya Chatterjee, Chhote Lal Shah, Sayan Gupta, Sunetra Sarkar
Energy harvesting from flow induced vibrations (FIV) in flexible bodies offer opportunities for power generation in biomimicking robotic devices and is an active area of research. The focus of this study is on investigating the underlying physics and qualitatively analysing the energy extraction scenarios in similar structural systems, comprising of a flexible piezoelectric flapper in a low Reynolds
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Robotically Adjustable Magnetic Navigation System for Medical Magnetic Milli/Microrobots IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-11 Wonseo Lee, Eunsoo Jung, Nahyun Kim, Daehee Lee, Seunguk Kim, Yonggu Lee, Gunhee Jang
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A milling test-based coordinate calibration approach for the dual-robot mirror milling system with a measurement module Robot. Comput.-Integr. Manuf. (IF 10.4) Pub Date : 2024-03-10 Yang Zhang, Peng Guo, Nuodi Huang, Yaqi Zhang, Limin Zhu
Accurate collaborative positioning by dual robots is crucial for achieving high precision in dual-robot mirror milling operations. However, the tool frames constructed in conventional dual-robot coordinate calibration approaches need to be substituted by a new set designated for the mirror milling, which may induce a notable reduction of collaborative positioning accuracy. This paper presents a novel
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Integration of an exoskeleton robotic system into a digital twin for industrial manufacturing applications Robot. Comput.-Integr. Manuf. (IF 10.4) Pub Date : 2024-03-10 Hoonmin Park, Minchul Shin, Gyubok Choi, Yuseop Sim, Jiho Lee, Huitaek Yun, Martin Byung-Guk Jun, Gyuman Kim, Younghun Jeong, Hak Yi
Industry 4.0 has underscored the importance of human–robot collaboration (HRC), necessitating an efficient integration of human workers and robots to achieve high-productivity manufacturing. Traditional HRC-related teaching operations rely on intuitive tools, such as a teach pendant, but are effort-intensive and require personnel with specialized skills, particularly those who use collaborative robots
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Modelling interfacial inclusions embedded between dissimilar solids Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-09 Lifeng Ma, Fei Su, Yi Wen, Alexander M. Korsunsky, Marian Wiercigroch
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Development of a novel bulk metallic glass bonded single-layer diamond wheel Int. J. Mach. Tool Manu. (IF 14.0) Pub Date : 2024-03-08 Dandan Wu, Zijun Liu, Yufu Yan, Qiaosen Liang, Liyan Luo, Chengyong Wang
A novel manufacturing process was employed to develop a single-layer diamond wheel using bulk metallic glass (BMG) as the matrix and diamond particles as abrasives. BMG effectively prevented graphitisation and damage to the diamond abrasives because of its lower manufacturing temperature and avoidance of brazing flux. The Titanium (Ti) coating on the surface of diamond abrasives facilitated the formation
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An on-line imaging sensor based on magnetic deposition and flowing dispersion for wear debris feature monitoring Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-08 Jiayi Sun, Liming Wang, Jianfeng Li, Fangyi Li, Yang Fang
Sensors that can real-time monitor the wear particles suspended in lubricating oil are of great value in evaluating the health state of various machines (e.g., engines, transmissions). Here we report an on-line imaging sensor with a new structure, operating with magnetic deposition and flowing dispersion methods. A highly divergent magnetic field is generated by the cage electromagnet to collect ferromagnetic
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A multi-function integrated PVDF transducer for fault detection and speed measurement of cylindrical roller bearings Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-08 Ali Safian, Nan Wu, Xihui Liang
Monitoring the condition of bearings in rotating machinery is crucial to ensure reliability, safety, and efficiency. Recently, integrated sensors have become more popular than traditional accelerometers in bearing condition monitoring because of their compact design, cost-effectiveness, and improved efficiency in fault detection through a short transmission path. This study presents a new approach
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Mirror supporting device based on magnetorheological fluid and control strategy based on force signal feedback for mirror milling Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-08 Qile Bo, Pengfei Wang, Bo Hou, Haibo Liu, Xu Li, Te Li, Yongqing Wang
A reasonable supporting device and effective supporting control strategy is the key to ensuring the stable progress of mirror milling. The complexity, nonlinearity, and external interference of the mirror milling process make it difficult to apply the traditional supporting device and its control algorithm. In this paper, a mirror supporting device based on magnetorheological fluid and its control
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Curriculum learning-based domain generalization for cross-domain fault diagnosis with category shift Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-08 Yu Wang, Jie Gao, Wei Wang, Xu Yang, Jinsong Du
Intelligent fault diagnosis has witnessed significant advancements in the preceding years. Domain generalization-based methods can effectively alleviate the domain shift problem and be employ for fault diagnosis in unknown domains. Apart from the problem of domain shift, another challenge arises from the incomplete label space of each source domain due to the difficulty of data acquisition. Category
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Material flow during dissimilar friction stir welding of Al/Mg alloys Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-08 Chengle Yang, Gaoqiang Chen, Junnan Qiao, Chuansong Wu, Mengran Zhou, Gong Zhang, Qingyu Shi
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Effectively reduce transient vibration of 2D wing with bi-stable metamaterial Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-08 Bing Hu, Xin Fang, Jihong Wen, Dianlong Yu
Unsteady time-varying flow during flight may causes transient vibrations of wings, limiting aircraft safety and requiring effective suppression methods. Nonlinear acoustic metamaterials have recently attracted extensive attention owing to their superior capability for low-frequency and broadband vibration suppression. However, most existing nonlinear metamaterials consist of mono-stable nonlinear resonators
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Subsurface damage detection and prediction of thin-walled complex curved-surface component Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-08 Biao Qin, Henan Liu, Jian Cheng, Jinchuan Tian, Jiangang Sun, Zihan Zhou, Chuanzhen Ma, Mingjun Chen
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Topography prediction of high-aspect ratio features milled with overlapping abrasive slurry jet footprints considering fluid confinement effects Int. J. Mach. Tool Manu. (IF 14.0) Pub Date : 2024-03-07 Majid Moghaddam, Marcello Papini
Overlapping adjacent passes of abrasive slurry jets can be used to fabricate micro-pockets or blind micro-slots. This study investigates the propagation of surfaces milled using overlapping passes of a high-pressure abrasive slurry jet on a ductile 6061-T6 target over a wide range of aspect ratios. Features such as shallow pockets with low aspect ratios to deep slots with aspect ratios ∼1.5 were fabricated
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Nonlinear harmonic wave-guided interfacial debonding identification in RC beams Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-07 Zhiwei Liao, Pizhong Qiao
Interfacial debonding identification within reinforced concrete (RC) structures is an ongoing and critical issue in structural health monitoring. In this paper, a novel nonlinear harmonics-based method for identifying, localizing, and quantifying interfacial debonding in RC beams is presented. The mode conversion phenomenon and contact acoustic nonlinearity of guided waves at interfacial debonding
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A novel closed-loop current control unit for decoupling vibration control of semi-active electrically interconnected suspension Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-07 Yulin Liao, Pengfei Liu, Jing Zhao, Pak Kin Wong, Donghong Ning, Haiping Du
Electrically interconnected suspension (EIS) has recently emerged for vehicle vibration control. It utilises direct current (DC) motors and electrical networks (EN) to achieve the interconnection of multiple independent suspensions. This innovative EIS system can decouple heave and roll motions, enabling independent vibration control with corresponding EN resistance adjustments. The continuity and
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Design and analysis of a tunable multistable mechanical metamaterial Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-07 Jian Hua, Yuan Zhou, Chang Qing Chen
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Design and implementation of a precision levelling composite stage with active passive vibration isolation Robot. Comput.-Integr. Manuf. (IF 10.4) Pub Date : 2024-03-06 Lanyu Zhang, Shaoxuan Zhang, Jian Gao, Junhao Yi, Hao Wen, Yun Chen, Xin Chen
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Cusp modelling of oil-film instability for a rotor-bearing system based on dynamic response Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-06 Ying Cui, Yuxi Huang, Guogang Yang, Guang Zhao
The amplitude jumps resulting from oil-film instability are catastrophic events that threaten the stable operation of rotor-bearing systems. In this study, a cusp model was established to investigate the instability boundary and the underlying catastrophe mechanism of rotor-bearing systems. The study presented a finite element model incorporating the nonlinear oil-film force of an experimental rotor-bearing
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Gait-Generation Strategy for Lower Limb Exoskeleton Based on Central Pattern Generator IEEE ASME Trans. Mechatron. (IF 6.4) Pub Date : 2024-03-06 Wen Duan, Weihai Chen, Jianhua Wang, Jingmeng Liu, Zhongcai Pei, Jianer Chen
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Sensorless admittance control of 6-DoF parallel robot in human-robot collaborative assembly Robot. Comput.-Integr. Manuf. (IF 10.4) Pub Date : 2024-03-05 Tao Sun, Jiarui Sun, Binbin Lian, Qi Li
This paper presents an adaptive admittance control to achieve human-robot collaborative (HRC) assembling of large, heavy components without using external sensors. This sensorless adaptive admittance control is constructed by the dynamic model of a six degree-of-freedom (DoF) parallel robot based on finite and instantaneous screw (FIS) theory. The dynamic model is intuitive and easy to be programmed
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A new cutting tool filled with metallic lattice and design method for vibration suppression in milling Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-05 Yun Yang, Yang Yang, Hua-Chen Liu, Min Wan, Wei-Hong Zhang
Enhancing the vibration suppression performance of cutting tools is crucial for achieving high-performance cutting of difficult-to-machine materials. This paper presents a novel cutting tool as well as its design method for vibration suppression in milling process. By incorporating a high-damping lattice structure into the cutting tool, the dynamic stiffness of the spindle-holder-tool system can be
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An optimal sparse sensing approach for scanning point selection and response reconstruction in full-field structural vibration testing Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-05 Jie Yuan, Michal Szydlowski, Xing Wang
Non-contact vibration measurements, such as 3D scanning laser Doppler vibrometry (3D SLDV), are becoming more prevalent in testing next-generation lightweight aerospace structures. This approach reduces the impact of attached sensors and improves measurement reliability. Acquiring precise measurement data for the whole area is feasible, albeit it would demand a considerable amount of time and storage
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Magnetic irregularity measurement and signal processing of permanent magnet guideway for superconducting pinning maglev train Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-05 Li Wang, Xucheng Zhou, Haitao Li, Yuhang Yuan, Yi Luo, Zigang Deng
Superconducting pinning maglev train, with the advantages of heavy self-stable levitation and super-low resistance, is expected to become a high-speed transit in the future. With the increase in speed, the more will the irregularity of the PMG (permanent magnet guideway) affects the safety and comfort of the superconducting pinning maglev train. This paper is based on the PMG of the test line for the
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Pressure drop correlation for subcooled flow boiling in micro-channel heat sink Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-05 Ajith Krishnan Rohini, Hong-Cheol Shin, Hyeong-Geun Kim, Won-Woo Choi, Sung-Min Kim
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Temperature-dependent strength modeling of fiber-reinforced composites considering critical properties evolution Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-05 Ying Li, Mini Zuo, Qian Deng, Yi Lin, Zhipeng Mai, Shiyun Lin, Xuyao Zhang, Yong Deng, Weiguo Li
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An acoustic compound eye for omnidirectional broadband signal enhancement Int. J. Mech. Sci. (IF 7.3) Pub Date : 2024-03-05 Hao Zhang, Linbo Wang, Pengyu Du, Zhibo Yang, Fuyin Ma
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Adaptive weighted generative adversarial network with attention mechanism: A transfer data augmentation method for tool wear prediction Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-04 Jianliang He, Yadong Xu, Yi Pan, Yulin Wang
The on-machine monitoring of tool wear is of great significance to improve the machining efficiency and reliability of CNC machine tools. Although numerous approaches have been developed for condition monitoring of milling tool, two major problems still exist: (a) The actual manufacturing data is complicated due to the different combinations of the cutting speed, cutting feed, and depth of cut. (b)
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Towards complex multi-component pulse signal with strong noise: Deconvolution and time–frequency assisted mode decomposition Mech. Syst. Signal Process. (IF 8.4) Pub Date : 2024-03-04 Gang Shi, Chengjin Qin, Zhinan Zhang, Jianfeng Tao, Chengliang Liu
Pulse signal is a kind of signal with large amplitude in a short time, which widely exists in the real world, such as vibration signals of rotating machinery, EEG signals and ECG signals, etc. The analysis of pulse signal is of great significance to reveal the change laws of corresponding objects. Affected by various factors, the frequency and amplitude of these pulse signals are complex and are disturbed