2012年南京航空航天大学考研试题920自动控制原理(专业学位)(试题)

A92015010150.(15)1)()(sRsC)()(sNsC)(1sG)(sR)(sC)(sN)(1sH)(2sH)(2sG)(3sG)(1sG)(sR)(sC)(sN)(1sH)(2sH)(2sG)(3sG1.(20)2)(1)(,0ttrkr==%3.16%=σttrkr==)(,025.0=sse1.tkk,2.)(1)(,0ttrkr==st%5±maxc3.rkttr=)(920()14kS1SkrktSR(S)C(S)--2.(20)2321)(tttr++=2.0=sse10=ωcγ.(15))4)(2()(+++=sssTssG1.T2.)sin(ϕ+ω−teatT(0a).(15)31.)()(sHsG2.γ3.ω)(ωL21050]40[−]40[−]20[−ω)(ωL21050]40[−]40[−]20[−3920()24.(15)4)(1)(ttr=)(*∞c)2(Tc1=T4Z[as+1]=aTezz−−Z[s1]=1−zz.(15)5KAMAN+=π4)(1=M5.0=KAω)(tc)42(42++sss0)(=tr)(tcMK)42(42++sss0)(=tr)(tcMK5.(20)61s1s1K2K1x2x()Us()Ys61.1x2x2.1K2K3.920()3411+s)(tr)(tcs2T11+s)(tr)(tcs2T.(10)10()(2)(5)Gssss=++1.j±−−1,52..(5)0111xx⎡⎤=⎢⎥−−⎣⎦QIP920()44