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自动控制原理第七章采样数据控制系统分析2. 单位斜坡函数输入下的稳态误差Tz( z −1)单位斜坡函数 r(t)=t, 其 Z 变换式 ,代入得稳态误差e1Tzlim z−1 z→11 + Gz z −1( ∞ ) = ( )( ) ( ) 2Rz () =TT= lim = lim z → 1 1⎣ ⎦z→ z−1 G z( z− 1 ) ⎡1+G ( z) ⎤ z→( z−) G ( z)2
自动控制原理第七章采样数据控制系统分析定义静态速度误差系数则( ) G( )K = lim z −1G zvez→1( )∞ =TK当 G(z) 中有两个以上 z=1 的极点时 ,K v =∞, 则e( ∞ ) = T = 0KK v即在单位斜坡输入下 , 系统无静差的条件K v是 G(z) 中至少有两个 z=1 的极点。
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自动控制原理第一章
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自动控制原理三、反
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自动控制原理第二章
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自动控制原理5. 正弦
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自动控制原理三、拉
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自动控制原理二、对
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自动控制原理三、理
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自动控制原理本章小
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自动控制原理第三章
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自动控制原理2. 速度
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自动控制原理则 Th( t) 1
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自动控制原理闭环传
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自动控制原理由于2 dn
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自动控制原理所以cosdt
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自动控制原理5. 振荡
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自动控制原理2. 测速
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自动控制原理各阶赫
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自动控制原理3. 劳思 (
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自动控制原理(2) 劳思
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自动控制原理由稳定
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自动控制原理求出 EN
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自动控制原理第四章
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自动控制原理证明 :
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自动控制原理会合角
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自动控制原理(7) 分离
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自动控制原理解之 ,
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自动控制原理例第四
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自动控制原理式中第
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自动控制原理二、主
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自动控制原理一阶系
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自动控制原理常规根
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自动控制原理开环极
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自动控制原理第五章
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自动控制原理11+ω T2 2
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自动控制原理动态数
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自动控制原理三、微
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自动控制原理五、一
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自动控制原理5.5 闭环
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自动控制原理如果 A(ω
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自动控制原理第六章
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自动控制原理例第六
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自动控制原理第七章
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自动控制原理二、数
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自动控制原理7.2 信号
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自动控制原理系数第
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自动控制原理三、Z 变
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自动控制原理例试求
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自动控制原理7. 终值
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自动控制原理查表 7-1
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自动控制原理也可由
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Page 698 and 699: 自动控制原理第七章
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自动控制原理1. 能控
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自动控制原理第八章
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自动控制原理2. 能观
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自动控制原理二、传
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自动控制原理本章小
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