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Qimin Gao, Lei Cheng, Renbing Wang, Mingjiang Chen, Weisong Zhao, Jingjing Fu and Zhenwei Wang
The mechanical properties of tomato stalk, relevant to the harvesting and crushing of tomato vines, significantly impact its harvesting quality and efficiency. Establishing a simulation model, which accurately mirrors these properties, is foundational fo...
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Shiyan Lin, Ruiyu Li, Limin Gao and Ning Ge
The accurate prediction of tip leakage flow is the premise for flow mechanism analysis and compressor performance optimization. The detached eddy simulation (DES) method, which compromises cost and accuracy, has excellent potential for a high Reynolds fl...
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Long Zhou, Qiu Dong, Jianqun Yu, Yang Wang, Yulong Chen, Mingwei Li, Wenjun Wang, Yajun Yu and Jun Yuan
An appropriate contact mechanics model and parameters are key to achieving accurate results in discrete element analyzis. This is necessary to predict the process of contact collision between the soil and maize seed during deposition. In this paper, the ...
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Bin Ma, Xinchao Ding and Xingzhou Chen
The excavation-unloading damage effects of western high-geostress slopes on rock were explored by testing the pre-peak confining pressure unloading sandstone reloading mechanical properties. The deformation and failure mechanisms were studied from a meso...
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Yuchao Wang, Yinsong Qu, Shiquan Zhao, Ricardo Cajo and Huixuan Fu
In this paper, a solution to the problem of following a curved path for underactuated unmanned surface vehicles (USVs) with unknown sideslip angle and model uncertainties is studied. A novel smooth sliding mode control (SSMC) based on a finite-time exten...
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Juntong Chen, Man Ge and Lin Li
In order to increase industrial production quality and efficiency, it is essential to understand how the aeration and no-aeration condition affects liquid and solid material mixing in the stirred tank. Due to complicated shear flows, the related mass-tra...
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Kwang Bok Kim, Bong Ki Kim, Sang Guk Lee and Jun-Gill Kang
In this paper, the displacement fields responsible for acoustic emission (AE), excited from a point source in a transversely isotropic cylinder, are derived by solving the Navier-Lamé (NL) equation. The point source as an internal defect is represented b...
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Hong Zhang, Hualong Liu, Yong Zeng, Yurong Tang, Zhaoguo Zhang and Ji Che
The practical problems of existing methods of walnut cracking under compression loading, including incomplete walnut-shell crushing, broken walnut kernels, and so on, are widespread in walnut processing and are constraints that hinder mechanized walnut p...
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Jiyang Qi, Jie Yin, Fei Yan, Ping Liu, Tieli Wang and Chen Chen
In order to improve the efficiency and safety of vertical hydraulic transport systems for non-spherical particles, a new pipeline transport system with a tangential jet inlet is adopted in this study, and a modified non-spherical drag coefficient model i...
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Dagang Wang, Xiangru Wang, Guozheng Xie and Huilong Zhu
The wear rate and dissipation energy during tension?torsion cyclic loading of steel wires with fretting contact in different environmental media were explored in this study. Hysteresis loops of tangential force versus displacement amplitude (Ft-D) and to...
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