Infrared and Laser Engineering, Volume. 53, Issue 12, 20240359(2024)
Thermal imaging-based temperature control method for laser solid-state phase transformation process
Figures & Tables(20)
Fig. 1. Schematic diagram of the laser solid-state phase transformation system device
Fig. 2. Fitting plot of laser solid-state phase transformation temperature data
Fig. 7. (a) Fuzzy control surface map of Δ
Fig. 8. Temperature measurement schematic diagram of laser solid-state phase transformation process
Fig. 12. Simulink simulation model of laser solid-state phase transformation system
Fig. 13. Comparison of simulation results of different control methods
Fig. 14. Comparison of experimental results of different control methods
Table 1. Basic domain, fuzzy domain and scale factor of fuzzy controller
View tableView in ArticleTable 1. Basic domain, fuzzy domain and scale factor of fuzzy controller
Input and output parameters Basic domain Fuzzy domain Scaling factor e [− 1200 1200 ][−3 3] 0.0025 ec [−500 500] [−3 3] 0.006 ΔKp [−9 9] [−3 3] 3 ΔKi [−3 3] [−3 3] 1 ΔKd [−1 1] [−3 3] 0.3
Table 2. Table of fuzzy control rules for Δ
K p View tableView in ArticleTable 2. Table of fuzzy control rules for Δ
K p ΔKp ec NB NM NS ZO PS PM PB e NB NB NB NM NM NS ZO ZO NM NB NM NS NS NS ZO PS NS NM NS NS ZO ZO PS PS ZO NM NS ZO ZO ZO PS PM PS NS NS ZO ZO PS PS PM PM NS ZO PS PS PS PM PB PB ZO PS PM PM PM PB PB
Table 3. Table of fuzzy control rules for Δ
K i View tableView in ArticleTable 3. Table of fuzzy control rules for Δ
K i ΔKi ec NB NM NS ZO PS PM PB e NB PB PB PM PM PS ZO ZO NM PB PB PS PS PS ZO ZO NS PB PM PS PS ZO NS NS ZO PM PM PS ZO NS NM NM PS PM PS ZO NS NS NM NB PM ZO ZO NS NS NS NB NB PB ZO ZO NS NM NM NM NB
Table 4. Table of fuzzy control rules for Δ
K d View tableView in ArticleTable 4. Table of fuzzy control rules for Δ
K d ΔKd ec NB NM NS ZO PS PM PB e NB ZO ZO ZO ZO ZO ZO ZO NM PM PM PS ZO PS PM PM NS PB PM PM ZO PM PM PB ZO PB PB PM ZO PM PB PB PS PB PM PM ZO PM PM PB PM PM PM PS ZO PS PM PM PB ZO ZO ZO ZO ZO ZO ZO
Table 5. Performance comparison of different control methods in simulation
View tableView in ArticleTable 5. Performance comparison of different control methods in simulation
Control method Rise time/s Settling time/s ASSE/℃ PID 4.10 6.40 15.99 FPID 3.90 5.50 11.23 FAP-PID 3.50 4.60 4.01
Table 6. Performance comparison of different control methods in experiments
View tableView in ArticleTable 6. Performance comparison of different control methods in experiments
Control method Rise time/s Settling time/s ASSE/℃ PID 2.64 4.00 14.38 FPID 2.00 3.12 14.18 FAP-PID 2.00 2.64 6.23
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Qunli ZHANG, Tianlu LI, Zhijun CHEN, Siyuan XIANG, Guolong WU, Xuechun LIN, Jianhua YAO. Thermal imaging-based temperature control method for laser solid-state phase transformation process[J]. Infrared and Laser Engineering, 2024, 53(12): 20240359
Paper Information
Category: 激光器与激光光学
Received: Aug. 7, 2024
Accepted: --
Published Online: Jan. 16, 2025
The Author Email: YAO Jianhua (laser@zjut.edu.cn)
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