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Wei Liu, Hao Tang, Xinxing You, Shuchuang Dong, Liuxiong Xu and Fuxiang Hu
The codend of a trawl net is the rearmost and crucial part of the net for selective fish catch and juvenile escape. To ensure efficient and sustainable midwater trawl fisheries, it is essential to better understand the drag characteristics and fluttering...
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Alessandro Rascalha, Sergio Luiz Moni Ribeiro Filho, Carlos Henrique Lauro, Lincoln Cardoso Brandão
Pág. 45 - 49
Grinding is the main manufacturing process used in finishing operations. Center-less grinding is widely used in the production of auto parts e.g. roller bearings, valve stem and stem of shock absorbers. Center-less grinding is used in large-scale product...
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Kunpeng Tian, Bin Zhang, Cheng Shen, Haolu Liu, Jicheng Huang and Aimin Ji
In response to the unclear issue of whether the dynamic cutting performance and structural parameters of an industrial hemp blade, which was developed earlier based on the bionic prototype of the batocera horsfieldi, can be optimized in actual working co...
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Sudjatmiko Sudjatmiko,Rudy Soenoko,Agus Suprapto,Moch Agus Choiron
Pág. 54 - 60
The research on the lathe process has described that the tool nose radius parameter is one of the factors that has an influence on surface roughness in the form of product quality. Chip slenderness ratio is an important parameter in the lathe process tha...
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Lawrance Gunaraj, Sam Paul, Jazeel Mohammed, Edwin Sudhagar, Titus Thankachan
Pág. 259 - 269
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Henrik Böhlenius, Thomas Fransson, Emma Holmström and Carl Salk
Most poplar plantations are planted on marginal agricultural land, but poplar plantations also hold the potential for increased profits compared to plantations of other species on non-agricultural, previously forested land. To date, the establishment of ...
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Xiao Xiao, Fangping Xie, Zhouqiao Zhao, Dawei Liu and Xiushan Wang
In view of the low level of mechanized harvesting of white radish in China and other developing countries and the current situation of ?no machine can be used? due to the expensive imported machines, a self-propelled white radish combine harvester was de...
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Dandan Cui, Hongwen Li, Jin He, Qingjie Wang, Caiyun Lu, Zhen Gao, Zhenwei Tong and Guangyuan Zhong
Cutting maize stalks using water jet cutting technology is a new method of stalk management before no-tillage sowing. Aiming to cut off the maize stalks (stems and stem nodes), we conducted an all-factor cutting experiment on stems and single-factor cutt...
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Han-eol Kim, Kyoung-min Nam, Hafeezur Rehman, Tae-su Kyeon and Han-kyu Yoo
Rock fragments obtained by excavation can provide information for evaluating the excavation efficiency, for which the coarseness index (CI) and particle size parameters (d50, dMPS, and d') are used. However, CI depends on the number and size of the sieve...
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Victor Shapovalov, Alexander Klochko, Magomedemin Gasanov, Olesya Antsyferova, ?nna Belovol
Pág. 59 - 70
The subject matter of the research is issues related to the optimization of the technology for reconditioning large-size high precision gear rims of the drives of mining complexes, mine lifting equipment, heavy vehicles; these issues are a perspective tr...
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Jeong Hwan Lee, Jun Cong Ge and Jun Hee Song
As contemporary emerging materials, fiber-reinforced plastics/polymers (FRP) are widely used in aerospace automotive industries and in other fields due to their high strength-to-weight ratio, high stiffness-to-weight ratio, high corrosion resistance, low...
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Chunxia Yang, Qianxu Zhang, Jia Guo, Jiawei Wu, Yuan Zheng and Ziwei Ren
In this paper, the parameters of a prototype runner of an axial flow pump are optimized by using the immersion boundary?lattice Boltzmann numerical method based on a large-eddy simulation (LES-IB-LBM). A fish-friendly axial flow pump with a leading-edge ...
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Xinyu Shi, Yuan Liang, Tyson Keen Phillips, Haining Zhou, Da Wan, Weijiu Cui and Weijun Gao
Although robotic spatial printing (RSP) has demonstrated a new way of fabricating building components with a good stiffness-to-weight ratio, the complexity of the applied geometries is still limited. Among them are branching geometries, which refer to th...
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Yuanjie Jiang, Yuda Chen, Ruyun Tian, Longxu Wang, Shixue Lv, Jun Lin and Xuefeng Xing
Seismic communication might promise to revolutionize the theory of seismic waves. However, one of the greatest challenges to its widespread adoption is the difficulty of signal extraction because the seismic waves in the vibration environments, such as s...
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Donglin Ma, Qiaoyuan Deng, Huaiyuan Liu and Yongxiang Leng
Titanium nitride (Ti-N) thin films are electrically and thermally conductive and have high hardness and corrosion resistance. Dense and defect-free Ti-N thin films have been widely used in the surface modification of cutting tools, wear resistance compon...
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Dmitry Gritsenko and Roberto Paoli
Fractional calculus is a relatively old yet emerging field of mathematics with the widest range of engineering and biomedical applications. Despite being an incredibly powerful tool, it, however, requires promotion in the engineering community. Rheology ...
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Yu Dai, Feiyue Ma, Xiang Zhu, He Liu, Zhonghua Huang and Ya Xie
With the decrease of primary resources in recent years, deep seabed mineral resources, especially the massive sulfides, are of extensive research significance. In this paper, firstly, the uniaxial compressive strength (UCS) test and triaxial compressive ...
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Dian Ridlo Pamuji,Muhammad Abdul Wahid,Abdul Rohman,Achmad As?ad Sonief,Moch Agus Choiron
Pág. 44 - 55
A research was conducted for the optimization of the turning process st 60 tool steel with multiple performance characteristics based on the orthogonal array with Taguchi-WPCA method. Minimum Quantity Cooling Lubrication (MQCL) metode was applied as a co...
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Yassmin Seid Ahmed, Jose Mario Paiva, Danielle Covelli and Stephen Clarence Veldhuis
In this study, the wear mechanisms and tribological performance of uncoated and coated carbide tools were investigated during the turning of super duplex stainless steel (SDSS)?Grade UNS S32750, known commercially as SAF 2507. The tool wear was evaluated...
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João Ribeiro, Hernâni Lopes, Luis Queijo, Daniel Figueiredo
Pág. 30 - 35
This paper presents a study of the Taguchi design application to optimize surface quality in a CNC end milling operation. The present study includes feed per tooth, cutting speed and radial depth of cut as control factors. An orthogonal array of L9 was u...
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