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E4141 PENGENALAN KEPADA SISTEM KAWALAN E4141 / UNIT 1 / 29<br />

_______________________________________________________________________________<br />

MAKLUM BALAS<br />

KENDIRI<br />

1. Sistem kawalan suapbalik ialah suatu sistem di mana keluarannya akan disuapbalik bagi tujuan<br />

perbandingan jika terdapat sebarang perubahan pada prosesnya.<br />

2. i. Gelung tertutup<br />

3<br />

4.<br />

ii. Gelung terbuka.<br />

masukan<br />

R(s)<br />

pembanding<br />

+<br />

E(s)<br />

PROSES<br />

keluaran<br />

C(s)<br />

+<br />

SUAPBALIK<br />

Gambarajah blok suapbalik positif<br />

masukan<br />

R(s)<br />

pembanding<br />

+<br />

E(s)<br />

PROSES<br />

keluaran<br />

C(s)<br />

R(s)<br />

C(s) / R(s) = G1H1 / (1 + G H1 H2)<br />

-<br />

SUAPBALIK<br />

Gambarajah blok suapbalik positif<br />

G1H1<br />

1 + G H1 H2<br />

_______________________________________________________________________________________________<br />

C(s)

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