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Pengendalian Proses. Priyatmadi Jurusan teknik Elektro FT UGM. CONTROL ACTION. ON-OFF PROPORTIONAL (P) PROPORTIONAL + INTEGRAL (PI) PROPORTIONAL + DIFFERENTIAL (PD) PID ADAPTIVE FUZZY Auctioneering ETC. m. M1. e. M2. ON-OFF CONTROL ACTION. Set point r(t). c(t). e(t). +.
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Pengendalian Proses Priyatmadi Jurusan teknik Elektro FT UGM Process Control Priyatmadi 2005 1
CONTROL ACTION • ON-OFF • PROPORTIONAL (P) • PROPORTIONAL + INTEGRAL (PI) • PROPORTIONAL + DIFFERENTIAL (PD) • PID • ADAPTIVE • FUZZY • Auctioneering • ETC Process Control Priyatmadi 2005 2
m M1 e M2 ON-OFF CONTROL ACTION Set point r(t) c(t) e(t) + m(t) Plant Controller • m(t) = M1 if e(t)>0 • m(t) = M2 if e(t)<0 - c(t) Sensor Process Control Priyatmadi 2005 3
M1 e M2 ON-OFF CONTROL ACTION WITH GAP Set point r(t) c(t) e(t) + m(t) Plant Controller • m(t) = M1 if e(t)>e1 • m(t) = M2 if e(t)<e2 - c(t) Sensor m e2 e1 Process Control Priyatmadi 2005 4
qi(t) Level sensor h(t) qo(t) example Process Control Priyatmadi 2005 5
example Process Control Priyatmadi 2005 6
m(t) e(t) t Proportional Control Action Set point r(t) c(t) e(t) m(t) + Plant Controller • m(t)=Kpe(t) - c(t) Sensor Process Control Priyatmadi 2005 7
Integral Control Action Set point r(t) c(t) e(t) m(t) + Plant Controller • m(t)=Ki∫e(t)dt - c(t) Sensor m(t) e(t) t Process Control Priyatmadi 2005 8
Derivative Control Action Set point r(t) c(t) e(t) m(t) + Plant Controller • m(t)=Kd(de(t)/dt) - c(t) Sensor m(t) e(t) t Process Control Priyatmadi 2005 9
Advance control • Auctioneering • Ratio • Adaptive • Fuzzy • etc Process Control Priyatmadi 2005 10