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2) Problem 9.18 For Part (b) design a PD compensator instead of a lead compensator 18. Consider the unity feedback system of

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solution Considering the the conditions Perameter from The Question. k unity feed back system (s) (5+3)5+5) given u (s) 52 +8pauer. ese-T 47 / UFG? sol lo = 0.015 Ę TT v762 =u. 1997 2 (и = (1-4) (11787) ہا 2 = 1. 787 - 0.64117 2-787 :: ca =0.8 ts. 4/Page 3. ing 1 ys o P -5 -3 yed-3 - zeropole 2ero - Ⓡp - 102.528 +102.528-123.69 there angle must be equal to 180 degree op -page -Ч: (: sts (s+3 (5) 5 ), S = -6+ 3ч: S koki (3tjurs) Loztjus =) и, а 29: 25 л (S) - 14 S(S1) (s+3 over shoot = е- чт, таpage-5 s=-6 wnt son SFG2 S12 = -1398 +51-398 zerod + (2=-1) a= k1STE and given SAP ing loutfly j (1:348) ~py O Red %-pole - opase - 6 | kk (st) Coney) s(s+D (5+3)(8 + 22.7) = 1 S =-1-4 jy (3+) E k{gn 1 = 1.979c 2:126 26) (21.046 k. Egna 8 8:55 89 :D

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