Analysis of the research progress on the deposition and drift of spray droplets by plant protection UAVs

Q Weicai, C Panyang - Scientific Reports, 2023‏ - nature.com
Plant protection unmanned aerial vehicles (UAVs), which are highly adapted to terrain and
capable of efficient low-altitude spraying, will be extensively used in agricultural production …

Research on methods decreasing pesticide waste based on plant protection unmanned aerial vehicles: a review

H Hu, Y Kaizu, J Huang, K Furuhashi… - Frontiers in Plant …, 2022‏ - frontiersin.org
In plant protection, the increasing maturity of unmanned aerial vehicle (UAV) technology has
greatly increased efficiency. UAVs can adapt to multiple terrains and do not require specific …

CFD simulation and measurement of the downwash airflow of a quadrotor plant protection UAV during operation

Y Zhu, Q Guo, Y Tang, X Zhu, Y He, H Huang… - … and Electronics in …, 2022‏ - Elsevier
To improve the effectiveness of unmanned aerial vehicle (UAV) spray, it is necessary to
clarify the flow characteristics and penetration inside the canopy of the downwash airflow of …

Numerical simulation and analysis on spray drift movement of multirotor plant protection unmanned aerial vehicle

F Yang, X Xue, C Cai, Z Sun, Q Zhou - Energies, 2018‏ - mdpi.com
In recent years, multirotor unmanned aerial vehicles (UAVs) have become more and more
important in the field of plant protection in China. Multirotor unmanned plant protection UAVs …

[كتاب][B] Technology in agriculture

F Ahmad, M Sultan - 2021‏ - books.google.com
Food security is one of the primary themes of the United Nations' Sustainable Development
Goals. In this regard, agricultural engineering is considered the backbone of agriculture, and …

Assessing the potential spray drift of a six‐rotor unmanned aerial vehicle sprayer using a test bench and airborne drift collectors under low wind velocities: impact of …

S Wongsuk, Z Zhu, A Zheng, P Qi, Y Li… - Pest Management …, 2024‏ - Wiley Online Library
BACKGROUND The unmanned aerial spraying systems (UASS) have gained widespread
use for plant protection in recent years. However, spray drift from UASS is a major concern …

Effect of geometrical parameters of air-induction nozzles on droplet characteristics and behaviour

RA Dafsari, SH Yu, Y Choi, J Lee - Biosystems Engineering, 2021‏ - Elsevier
Highlights•Agricultural nozzles with coarser sprays have less drift potential.•Jet pump
geometry controls ALR where the tip V-cut angle controls the spray angle.•Injection pressure …

Numerical simulation of the downwash flow field and droplet movement from an unmanned helicopter for crop spraying

Q Tang, R Zhang, L Chen, W Deng, M Xu, G Xu… - … and electronics in …, 2020‏ - Elsevier
Unmanned helicopter-based spray systems are develo** rapidly in Asia. However, droplet
movement during aerial spraying remains poorly understood, owing to the complexity of …

Longitudinal drift behaviors and spatial transport efficiency for spraying pesticide droplets

S Xue, X **, Z Lan, R Wen, X Ma - International Journal of Heat and Mass …, 2021‏ - Elsevier
Pesticide spraying for crop protection is to obtain adequate coverage on the target surfaces
with a minimum of off-target waste. Understanding the spatial behaviors of spray droplets is …

[HTML][HTML] Drift evaluation of a quadrotor unmanned aerial vehicle (UAV) sprayer: Effect of liquid pressure and wind speed on drift potential based on wind tunnel test

Q Liu, S Chen, G Wang, Y Lan - Applied Sciences, 2021‏ - mdpi.com
Background: Unmanned Aerial Vehicles (UAVs) applied to agricultural plant protection is
widely used, and the field of operation is expanding due to their high efficiency and pesticide …