- Article
Design and Application of Liquid Fertilizer pH Regulation Controller Based on BP-PID-Smith Predictive Compensation Algorithm
- Zihao Meng,
- Lixin Zhang,
- He Li,
- Runmeng Zhou,
- Haoran Bu,
- Yongchao Shan,
- Xiao Ma and
- Ruihao Ma
The pH value of liquid fertilizer is a key factor affecting crop growth, so it is necessary to regulate its pH value. However, the pH regulation system has the characteristics of nonlinearity and time lag, which makes it difficult for the conventiona...