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Xindan Qiao, Dequan Liu, Xiaolei Wang, Wang Li, Jiawei Wang and Decong Zheng
This article focuses on the low accuracy, poor stability, and other shortcomings of the traditional outer-groove buckwheat seed-metering wheel. A wheel-type large-ridge double-row seed-metering device with inner seed-filling holes was designed. The seed-...
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Wendong Zhong, Xuan Zhao, Fei Liu, Hongbin Bai, Wenxue Dong, Hengtong Hu and Xiang Kong
This paper proposes a solution to the problem of tight population in the filling area of traditional air suction seed metering devices during quinoa sowing, which leads to inaccurate adsorption. The proposed method disperses the population into a stable ...
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Qianqian Xia, Wenyi Zhang, Bing Qi and Yunxia Wang
In order to meet the sowing demand of the hybrid rice plug seedling, a horizontal rotary precision seed metering device was proposed. The key structure parameters were designed, the kinematics analysis of the seed-filling process was carried out, and the...
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Yuangeng Ding, Hua Li, Jifeng Gao, Haiming Yu, Yongjian Wang and Dinghao Feng
In order to improve the success rate of garlic sowing and the qualification rate of garlic seeds, a fingerboard-type garlic seed metering device was designed, and its parameters were optimized. First, the structure and working principles of seed-metering...
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Guichuan Li, Haiyu Li, Xuan Li, Zhichao Gong, Qinghua Yang, Yuxiang Huang and Zuoli Fu
Aiming at the lack of accurate and reliable discrete element simulation parameters for the design of buckwheat metering devices and seeders based on the discrete element simulation method, an accurate buckwheat seed model was obtained by calibrating the ...
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Shenghe Bai, Yanwei Yuan, Kang Niu, Liming Zhou, Bo Zhao, Liguo Wei, Lijing Liu, Shi Xiong, Zenglu Shi, Yihua Ma, Yuankun Zheng and Gaoyong Xing
To improve the accuracy of the parameters used in the discrete element simulation test, this study calibrated the simulation parameters of cotton seeds by combining a physical test and simulation test. Based on the intrinsic parameters used for the physi...
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Meimei Wang, Qingting Liu, Yinggang Ou and Xiaoping Zou
The seed filling of a seed-metering device is a critical process in sugarcane cultivation operations. To analyze the contact between billets, the related mechanical components, and the law of billets movement in the seed-metering device, a simulation of ...
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Wencheng Wu, Cheng Chang, Tao Li, Hongji Hu, Zhonglin Zhou, Wenhao Yang, Jinyue Guo, Peixu Zhu, Ju Li, Jianfeng Hu, Hong Cheng, Youfeng Tao, Wei Zhou, Fei Deng, Yong Chen, Wanjun Ren and Xiaolong Lei
Sowing quality is directly influenced by the seed-filling characteristics of a centralized seed-metering device, and vigorous seed-motion status deteriorates seeding performance resulting from field surface roughness, seeder vibration, etc. However, the ...
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Mengjie Hu, Junfang Xia, Mingkuan Zhou, Zhengyuan Liu and Dingyang Xie
In order to solve the problem of the poor seed-cleaning performance of the inside-filling pneumatic cotton precision seed-metering device, a double-sided seed-cleaning mechanism combining a seed-cleaning scraper and seed-disturbing air nozzle was designe...
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Rui Liu, Zhongjun Liu, Jiale Zhao, Qi Lu, Lijing Liu and Yinghang Li
In disturbance-assisted seed filling vacuum seed-metering devices, the suction hole causes difficulty in quickly and stably sucking seeds when used for high-speed seeding and the large working negative pressure demand is used. To address this difficulty,...
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Xiaolong Lei, Wencheng Wu, Cheng Chang, Tao Li, Zhonglin Zhou, Jinyue Guo, Peixu Zhu, Jianfeng Hu, Hong Cheng, Wei Zhou, Fei Deng, Yong Chen, Yongcheng Wu and Wanjun Ren
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B. Hari Babu, K. Lakshmi Prasanna, P. Vamsi Prasanna Kumar, K. Preethi, Aditya Kumar
Pág. Page:58 - 70Abstract
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Yecheng Wang, Xueqi Kang, Guoqing Wang and Wenyi Ji
A seed-metering device is a key component for precision seeding and the core component of precision seed-metering devices. Nowadays, high-speed seeding is a trend in the development of seed-metering devices, but the filling performance of mechanical seed...
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Siyu He, Ying Zang, Zishun Huang, Wanyan Tao, He Xing, Wei Qin, Youcong Jiang and Zaiman Wang
In order to improve the single-grain seeding rate of the pneumatic single seed metering device, an airflow seed cleaning device was designed in combination with positive pressure airflow. The influence of the position of the seed cleaning mechanism on th...
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Baogang Li, Dongye Sun, Minghui Hu and Junlong Liu
An automatic control strategy for forward speed in the planting process is proposed to improve the fuel economy and reduce the labor intensity of drivers. Models of tractors with power-shift transmission (PST) and a precise pneumatic planter with an elec...
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Jianxiao Wang, Wei Sun, Petru Aurelian Simionescu and Yuanjin Ju
The seed metering process of a fluted force-feed seeder was simulated using the Discrete Element Method and its parameters optimized using the Box?Behnken Design of Experiments and the Response Surface Method. The rotational speed of the feed roller, the...
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Yan Liu, Guopeng Mi, Shilin Zhang, Peng Li and Yuxiang Huang
Using discrete element simulation to reveal the interaction between seed and seed metering devices (SMD) is an important method for developing SMDs. However, due to the lack of discrete element modeling (DEM) parameters of adzuki bean seeds (ABS) in exis...
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Zhengyuan Liu, Junfang Xia, Guoyang Liu, Jian Cheng, Youshuai Wei and Dinyang Xie
In order to solve the problems of poor seed filling performance and the low compensation accuracy of large- and medium-sized missed seeding compensation devices under medium- to high-speed conditions, a pneumatic missed seeding automatic compensation sys...
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