第七章模糊控制理論(文件)
【正文】 0 0 0 0 0 0 0 0 0 NM 0 0 0 0 0 0 0 0 0 NL 0 0 0 0 0 0 0 0 0 0 表 模糊變量的隸屬度函數(shù) 模糊子集 表達(dá)式 PL 1exp[(|1x|)] PM 1exp[(||) PS 1exp[(||) PZ Exp[5||] NZ Exp[5|x+|] NS 1exp[(||) NM 1exp[(||) NL 1exp[(|1x|)] 表 誤差變化模糊變量的賦值表 6 5 4 3 2 1 +0 +1 +2 +3 +4 +5 +6 PL 0 0 0 0 0 0 0 0 0 PM 0 0 0 0 0 0 0 0 PS 0 0 0 0 0 0 0 0 0 Z 0 0 0 0 0 0 0 0 0 0 NS 0 0 0 0 0 0 0 0 0 NM 0 0 0 0 0 0 0 0 NL 0 0 0 0 0 0 0 0 0 表 熱量變化模糊變量賦值表 7 6 5 4 3 2 1 0 +1 +2 +3 +4 +5 +6 +7 PL 0 0 0 0 0 0 0 0 0 0 0 PM 0 0 0 0 0 0 0 0 0 0 PS 0 0 0 0 0 0 0 0 0 0 Z 0 0 0 0 0 0 0 0 0 0 0 0 NS 0 0 0 0 0 0 0 0 0 0 NM 0 0 0 0 0 0 0 0 0 0 NL 0 0 0 0 0 0 0 0 0 0 0 表 油門變化的模糊變量賦值表 2 1 0 +1 +2 PL 0 0 0 PS 0 0 Z 0 0 0 NS 0 0 NL 0 0 0 (3) 模糊控制規(guī)則 兩個控制環(huán)分別制定兩套模糊控制規(guī)則如下： ① 壓力控制規(guī)則 if PE = NL then if CPE = not ( NL or NM ) then HC = PL or if PE = ( NL or NM ) then if CPE = NS then NC = PM or if PE = NS then if CPE = ( PS or NZ ) then HC = PM or if PE=NZ then if CPE = ( PL or PM ) then HC = PM or if PE = NZ then if CPE = ( NL or NM ) then HC = NM or if PE = ( PZ or NZ ) then if CPE = NZ then HC = NZ or if PE = PZ then CPE = (
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