設(shè)開環(huán)傳遞函數(shù)為p(s)=k/s(s+1)(s+2),試設(shè)計(jì)一串聯(lián)環(huán)節(jié)C(s),使閉環(huán)系統(tǒng)主導(dǎo)極點(diǎn)參數(shù)為
驗(yàn)證根軌跡和射線OA交點(diǎn)P1是否滿足主導(dǎo)極點(diǎn)條件,由