Reference trajectory planning under constraints and path tracking using linear time-varying model predictive control for agricultural machines

MMG Plessen, A Bemporad - Biosystems Engineering, 2017 - Elsevier
Highlights•Three design tools for smooth path generation: circle segments, generalized
elementary and bi-elementary paths.•Trade-off between repressed area minimization and …

Research progress analysis of variable rate sprayer technology

Q Baijing, Y Run, M Jing, G Xianping… - Nongye Jixie Xuebao …, 2015 - nyjxxb.net
Variable spray is one of the important ways for precision applying pesticide. In the past
decade, great progress has been made in the technology and applications of variable …

Spray droplet size and carrier volume effect on dicamba and glufosinate efficacy

TR Butts, CA Samples, LX Franca… - Pest management …, 2018 - Wiley Online Library
BACKGROUND Pesticide applications using a specific droplet size and carrier volume could
maximize herbicide efficacy while mitigating particle drift in a precise and efficient manner …

Droplet size and nozzle tip pressure from a pulse-width modulation sprayer

TR Butts, LE Butts, JD Luck, BK Fritz… - Biosystems …, 2019 - Elsevier
Pulse-width modulation (PWM) sprayers can improve application accuracy through flow
control, turn compensation, and high-resolution overlap control by pulsing an electronically …

[图书][B] Agricultural automation: Fundamentals and practices

Q Zhang, FJ Pierce - 2013 - books.google.com
Agricultural automation is the core technology for computer-aided agricultural production
management and implementation. An integration of equipment, infotronics, and precision …

Evaluation of spray pattern uniformity using three unique analyses as impacted by nozzle, pressure, and pulse‐width modulation duty cycle

TR Butts, JD Luck, BK Fritz… - Pest Management …, 2019 - Wiley Online Library
BACKGROUND The increasing popularity of pulse‐width modulation (PWM) sprayers
requires that application interaction effects on spray pattern uniformity be completely …

Analyzing the nozzle spray fan pattern of an agricultural sprayer using pulse width modulation technology to generate an on-ground coverage map

DL Mangus, A Sharda, A Engelhardt… - Transactions of the …, 2017 - elibrary.asabe.org
Chemical application is an integral part of crop care. Today, advanced sprayers
automatically control individual boom sections and nozzles to accommodate increased …

Droplet size impact on efficacy of a dicamba-plus-glyphosate mixture

TR Butts, CA Samples, LX Franca, DM Dodds… - Weed …, 2019 - cambridge.org
Chemical weed control remains a widely used component of integrated weed management
strategies because of its cost-effectiveness and rapid removal of crop pests. Additionally …

DropLeaf: A precision farming smartphone tool for real-time quantification of pesticide application coverage

B Brandoli, G Spadon, T Esau, P Hennessy… - … and Electronics in …, 2021 - Elsevier
Pesticides have been heavily used in the cultivation of major crops, contributing to the
increase of crop production over the past decades. However, in many cases their …

Distribution quality of agrochemicals for the revamping of a sprayer system based on lidar technology and grapevine disease management

A Ilari, S Piancatelli, L Centorame, M Moumni… - Applied Sciences, 2023 - mdpi.com
Grapevines are one of the most intensely treated crops with a high potential risk to health
and biodiversity. Thus, the distribution control of agrochemicals is crucial to obtain a high …