Experimental Study on the Droplet Size and Charge-to-Mass Ratio of an Air-Assisted Electrostatic Nozzle
被引:13
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作者:
Dai, Shiqun
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Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Dai, Shiqun
[1
,2
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Zhang, Jiayao
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Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Zhang, Jiayao
[1
,2
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Jia, Weidong
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Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jia, Weidong
[1
,2
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Ou, Mingxiong
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Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Ou, Mingxiong
[1
,2
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Zhou, Huitao
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Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Zhou, Huitao
[1
,2
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Dong, Xiang
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机构:
Chinese Acad Agr Mechanizat Sci, State Key Lab Soil Plant Machinery Syst Technol, Beijing 100083, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Dong, Xiang
[3
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Chen, Hong
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Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Chen, Hong
[2
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Wang, Ming
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Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Wang, Ming
[2
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Chen, Yu
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Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Chen, Yu
[2
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Yang, Shuai
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Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R ChinaJiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
Yang, Shuai
[2
]
机构:
[1] Jiangsu Univ, High Tech Key Lab Agr Equipment & Intelligence Ji, Zhenjiang 212013, Jiangsu, Peoples R China
[2] Jiangsu Univ, Sch Agr Engn, Zhenjiang 212013, Jiangsu, Peoples R China
[3] Chinese Acad Agr Mechanizat Sci, State Key Lab Soil Plant Machinery Syst Technol, Beijing 100083, Peoples R China
An air-assisted electrostatic nozzle uses a combination of air-assisted atomization and electrostatic spray technology. This article optimizes the existing air-assisted electrostatic nozzles in terms of structural design to obtain a higher charge-to-mass ratio and a smaller droplet size. The optimized air-assisted electrostatic nozzle was studied experimentally, and the effects of liquid pressure, air pressure and applied voltage on the droplet size and charge-to-mass ratio were investigated. Comparing the effects of air pressure, liquid pressure and applied voltage on the charge-to-mass ratio and droplet size, the relationship curves of the droplet size and charge-to-mass ratio under each voltage were fitted using the Rayleigh charge limit theory. For a higher CMR during the spray operation, applied voltages between 2.5 kV and 3 kV, an air pressure between 0.4 bar and 0.6 bar, and a liquid pressure of less than 0.9 bar could be chosen. The optimized air-assisted electrostatic nozzles not only have small droplets but also have high charge-to-mass ratios, reducing the need for pesticide use and thus protecting human health and the environment.
机构:
Indian Inst Technol Madras, Dept Mech Engn, Chennai 600036, Tamil Nadu, IndiaIndian Inst Technol Madras, Dept Mech Engn, Chennai 600036, Tamil Nadu, India
Pabbisetty, Mallikarjuna Rao
Prasad, B. V. S. S. S.
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Indian Inst Technol Madras, Dept Mech Engn, Chennai 600036, Tamil Nadu, IndiaIndian Inst Technol Madras, Dept Mech Engn, Chennai 600036, Tamil Nadu, India
机构:
Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Univ Chinese Acad Sci, Beijing 100049, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Liang, Jinsheng
Qiao, Hongchao
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机构:
Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Qiao, Hongchao
Zhao, Jibin
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Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Zhao, Jibin
Cao, Zhihe
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Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Cao, Zhihe
Zhang, Yuting
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机构:
Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Univ Chinese Acad Sci, Beijing 100049, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Zhang, Yuting
Zhang, Qing
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机构:
Chinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China
Univ Chinese Acad Sci, Beijing 100049, Peoples R ChinaChinese Acad Sci, Shenyang Inst Automat, Shenyang 110016, Liaoning, Peoples R China