Scilab Reference Manual |
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krac2 — continuous SISO system limit feedback gain
g=krac2(sys)
krac2(sys) computes the gains g such that the system sys fedback by g (sys/.g) has 2 real equal poles.
h=syslin('c',352*poly(-5,'s')/poly([0,0,2000,200,25,1],'s','c')); xbasc();evans(h,100) g=krac2(h) hf1=h/.g(1);roots(denom(hf1)) hf2=h/.g(2);roots(denom(hf2))
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