天然气发动机空燃比的改进Smith滑模控制

姜嘉辉,龙云,姚崇,林荣嘉,宋恩哲,柯赟

Improved Smith sliding mode control for air-fuel ratio of natural gas engine

Jiahui JIANG,Yun LONG,Chong YAO,Rongjia LIN,Enzhe SONG,Yun KE

表 1 案例1和案例2的性能指标对比结果

Tab.1 Comparison result of performance index in case 1 and case 2

案例 控制器 $ {e}_{\max } $ $ {e}_{\text{rms}} $ $ {e}_{\mathrm{ma}} $ 案例1 PID 0.32 0.020 0.016 SFSMC 0.21 0.012 0.009 SPSMC 0.12 0.006 0.004 案例2 PID 0.13 0.065 0.040 SFSMC 0.09 0.045 0.030 SPSMC 0.05 0.025 0.014