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Dongxi Liu, Xiaoying Wang and Yujiao Chen
In this work, in order to elucidate the three-dimensional (3D) resonant sloshing dynamics of the oil?water interface in an offshore cylindrical wet storage tank, a series of model experiments are conducted in a completely filled cylindrical tank containi...
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Jia Ou, Tingfa Xu, Xiaochuan Gan, Xuejun He, Yan Li, Jiansu Qu and Wei Zhang
Photogrammetry as an engineering measurement technology for the rapid and non-contact acquisition of geometric parameters, such as the attitude, position, and shape of a measured object, is widely used in the development and production processes of the a...
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Yiwen Yuan, Jiayi Wang, Xin Zhang and Shuhong Zhao
Strip tillage is a widely used land preparation approach for effective straw management in conservation agriculture. Understanding the dynamic throwing process during the stubble-crushing operation has important implications for seedbed preparation. Howe...
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Safal Lama and Taher Deemyad
This paper introduces a new gripper mechanism that is capable of grasping objects of various sizes and shapes without the need for a closed-loop control system. Industries such as the food and beverage industry are seeking innovative soft grippers with a...
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Xinyu Chen, Mingdong Chen, Mengmeng Liu, Yang Li, Deqiu Yang and Haihua Wu
To address the problem of poor ridging effect, a sweet potato ridging and shaping machine was designed and its overall structure and working principles were described. The design parameters of rotary tillage device, furrowing and shaping device and press...
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Manaf Muhammed and Muhammad Shakeel Virk
Ice accretion on rotary-wing unmanned aerial vehicles (RWUAVs) needs to be studied separately from the fixed-wing UAVs because of the additional flow complexities induced by the propeller rotation. The aerodynamics of rotatory wings are extremely challen...
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Xin Li, Yinping Zhang, Haojie He, Bin Wang, Hua Zhou, Duanyang Geng and Yuzi Zhang
In view of the large amount of wheat straw coverage and the difficulty with the high-speed working process used in traditional rotary tillage row cleaner. A row cleaner with staggered disc teeth for no-till planting was designed. It was determined that i...
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Weiwen Luo, Xulei Chen, Kai Guo, Mingyang Qin, Feng Wu, Fengwei Gu and Zhichao Hu
The soil during the sowing period of wheat after rice stubble cannot be accurately described by existing models and parameters with DEM because of its high moisture content and strong viscosity. The purpose of this study is to conduct an overall simulati...
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Ziyu Wang, Zi Kan, Huadong Li, Daochun Li, Shiwei Zhao and Zhan Tu
By combining the flapping and rotary motion, a flapping wing rotor (FWR) shows unique kinematics of motion. It can produce a significantly higher aerodynamic efficiency and lift coefficient than insect-like flapping wings. However, due to the lack of con...
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Wei Yan, Mingjuan Hu, Kun Li, Jia Wang and Wenyi Zhang
In view of the problems of the difficulties faced in horizontal planting; high labor intensity, poor operation quality and low economy in the existing sweet potato bare seedling transplanting technology and equipment, combined with the agronomic requirem...
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