基于深度学习的模型预测控制工业规模的多态反流水干过程
Ye Zhang1, Zhuangdong Fang2, Changyou Li1
1College of Engineering, South China Agricultural University, Guangzhou 510642, China.
Foods (Basel, Switzerland)
|January 11, 2024
概括
本研究介绍了一种基于深度学习的模型预测控制 (DL-MPC),用于工业干. DL-MPC策略提高了计算速度,并确保了均的水分含量,提高了大规模操作中的产品质量.
科学领域:
- 农业工程 农业工程
- 控制系统 控制系统
- 人工智能的人工智能
背景情况:
- 工业干通常依赖于手动控制,导致谷物水分不一致和质量下降.
- 模型预测控制 (MPC) 提供了有效的过程控制,但在大规模应用中面临着计算挑战.
研究的目的:
- 开发一个基于深度学习的计算效率高的模型预测控制 (DL-MPC) 战略,用于工业规模的干.
- 提高排放谷物的水分含量的一致性,提高产品的整体质量.
主要方法:
- 使用长期短期记忆 (LSTM) 神经网络设计了一个DL-MPC策略.
- 该系统为多阶段反流系统建立了输入/输出水分含量和田流速之间的映射.
- 培训使用单级和多级干燥系统的数据集,然后进行模拟和实验验证.
主要成果:
- 与传统的MPC相比,DL-MPC系统显示了计算速度的显著改善.
- 控制表现令人满意,平均绝对误差为0.190%d.b. 对于预测的水分含量.
- 预测的田流速与现场数据密切匹配,验证了DL-MPC系统的有效性.
结论:
- 拟议的DL-MPC策略对于控制多级反流干系统是有效的.
- 这种方法解决了传统MPC的计算成本限制,从而实现了实际的工业应用.
- 通过提高水分含量均度,DL-MPC提高了干燥效率和产品质量.
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