基于RealSense的可变喷雾控制系统的设计和测试
Yahui Luo1, Wen Li1, Pin Jiang1
1College of Mechanical and Electrical Engineering, Hunan Agricultural University, Changsha, China.
Frontiers in plant science
|August 20, 2025
概括
一个使用双眼视觉和YOLOv8n技术的新型可变喷雾控制系统精确地准了菜,减少了高达26.58%的农药浪费,并提高了应用效率,以更好地控制害虫.
科学领域:
- 农业工程
- 机器人和自动化
- 计算机视觉
背景情况:
- 传统的高地喷机使用大量杀虫剂,效率低,害虫控制不良.
- 农药废弃物是传统喷方法的一个重要问题.
- 精准农业需要先进的技术,
研究的目的:
- 设计和评估可变喷雾控制系统,用于精确地在菜上应用农药.
- 解决传统喷方法在效率和浪费方面的局限性.
- 改善害虫和疾病控制,同时优化杀虫剂的使用.
主要方法:
- 开发了一个可变喷雾控制系统,集成双眼视觉传感器和脉冲宽度调制 (PWM) 技术.
- 使用基于YOLOv8n的改进目标检测模型实时识别菜.
- 通过实地测试进行电磁工作周期的开/关试验,并评估喷雾效应.
主要成果:
- 在YOLOv8n模型中,田间种植的白菜的检测准确率达到了88.7%.
- 与恒定喷相比,可变喷使原子沉积密度的变化系数减少了0.2%.
- 农药节省的最大值为26.58%,理论流量与实际流量之间有很强的线性相关性 (最大误差为4.1%).
结论:
- 开发的可变喷雾控制系统可以通过双眼视觉传感器有效地实现精确的农药应用.
- 该系统在农药利用和害虫控制效率方面显著改善.
- 这项技术为农场害虫控制提供了可行和有效的解决方案,减少了对环境的影响.
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