b) Amir is designing a control system to contr at his school. His design is sketched as in Figure 2b. After he run the system for several times, the steady state error of 8% is obtained. the movement of water for a fishery pond i. Calculate the value of K. ii. Prove that K found in (i) will produce a stable system. R(s) K(s+5) C(s) s(s+ 6)(s +7Xs+8)

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b) Amir is designing a control system to control the movement of water for a fishery pond
at his school. His design is sketched as in Figure 2b. After he run the system for
several times, the steady state error of 8% is obtained.
i.
Calculate the value of K.
ii.
Prove that K found in (i) will produce a stable system.
K(s + 5)
s(s + 6)(s + 7)(s+ 8)
R(s)
C(s)
Figure 2b
Transcribed Image Text:b) Amir is designing a control system to control the movement of water for a fishery pond at his school. His design is sketched as in Figure 2b. After he run the system for several times, the steady state error of 8% is obtained. i. Calculate the value of K. ii. Prove that K found in (i) will produce a stable system. K(s + 5) s(s + 6)(s + 7)(s+ 8) R(s) C(s) Figure 2b
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