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Sistem Kontrol - 11 Elemen-elemen sistem instrumentasi dan kontrol

Sistem Kontrol - 11 Elemen-elemen sistem instrumentasi dan kontrol. Dimas Firmanda Al Riza , ST, MSc. Materi sebelum UTS (BDA). Pendahuluan Sistem Kontrol Pemodelan Matematik Transformasi Laplace Fungsi Transfer Perilaku Dinamik Sistem Orde 1 dan 2 Respon Sistem.

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Sistem Kontrol - 11 Elemen-elemen sistem instrumentasi dan kontrol

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  1. SistemKontrol - 11Elemen-elemensisteminstrumentasidankontrol Dimas Firmanda Al Riza, ST, MSc

  2. Materisebelum UTS (BDA) • PendahuluanSistemKontrol • PemodelanMatematik • Transformasi Laplace • Fungsi Transfer • PerilakuDinamikSistemOrde 1 dan 2 • ResponSistem

  3. Materisetelah UTS MBH • Dasarsistemkontrol • Dasarkontrol PID • Fuzzy DFA • Elemen2 SistemInstrumentasidanKontrol • Computer Aided Control System, (Microcontroller, PLC, SCADA, DCS) YHD • Artificial Neural Network • Genetic Algorithm

  4. Materi 1 (DFA) Elemensisteminstrumentasidankontrol • Pengenalansisteminstrumentasidankontroller • Sejarahdanperkembangansisteminstrumentasidanpengendalianproses • Elemen-elemensisteminstrumentasidankontrol: • Alatpengukuran (sensor) • Karakteristiksistempengukuran • Transmitter, Converter, Instrument signal transmission, Indicator, Controller, Recorder, Actuator, Control Valve • Pengenalan PFD dan P and ID

  5. Materi 2 (DFA)Computer Aided Control System • Microcontroller • PLC (Programmable Logic Controller) - Pengenalan PLC - Ladder Diagram • Sistemkontrol PID sederhana • SCADA (Supervisory Control And Data Acquisition) • DCS (Decentralized Control System)

  6. Pengenalansisteminstrumentasidanpengendalianproses • Apakahsisteminstrumentasidanpengendalianprosesitu? Senidanilmupengetahuandalampenerapanalatukurdansistempengendalianpadasuatuobyekdengantujuanmengetahuinilainumerikvariabelprosesdanjugauntuktujuanmengendalikanvariabelprosessupayaberadadalambatasnilaitertentu yang diinginkan (set point).

  7. Mengapadiperlukan? • Dapatmenghematbiayaoperasi (ekonomis): - Penghematan bahan mentah dan bahan bakar - Peningkatan efisiensi waktu mesin dan pekerja - Penguranganproduksi yang rusak (off spec.) • Kualitasproduk yang lebihbaikdalamwaktupemrosesan yang lebihsingkat • Peningkatan keselamatan personil dan peralatan • Penguranganpolusilingkungandaribahanlimbahhasilproses

  8. IndustriProses Instrumentasidankontroldalamindustriproses • Sistempengendalian • SistemPengukuran • Pemrosesan data SpesifikasiProduk - KarakteristikProses • Temperature • RH • Flow rate • Pressure • pH • Level • … • Pressure

  9. Perkembanganteknologiinstrumentasidanpengendalianproses

  10. Perkembanganteknologiinstrumentasidanpengendalianproses

  11. Perkembanganteknologiinstrumentasidanpengendalianproses

  12. Perkembanganteknologiinstrumentasidanpengendalianproses 1990-now 1930-1970 18th century 1970-1990

  13. Diagram Blok SistemKontrol

  14. Elemen-elemen SIDK • Measurement Device • Transmitter • Converter • Instrument signal transmission • Indicator • Controller • Recorder • Actuator (Final control element - Control Valve)

  15. Measurement device (sensor/input transducer) • Solar radiation • Light intensity • PAR • Power • Conductivity • Speed • Position • Direction • … • Temperature • Flow • Level • Pressure • Relative humidity • pH • Concentration • Chemical content • Power

  16. Contoh transducer

  17. PengukuranTemperatur • Thermometer raksa/alkohol • Thermometer bimetal • Thermocouple • Thermistor • RTD (Resistive Thermal Detector • IC Sensor (LM35) • IR camera

  18. Thermometer raksa/alkohol

  19. Bimetal thermometer

  20. RTD

  21. Thermistor • PTC (Positive Temperature Coefficient) • NTC (Negative Temperature Coefficient)

  22. Thermocouple • Padatahun 1821 ahlifisikaJerman, Estonian Thomas Johann Seebeckmenemukanbahwasuatukonduktorapapun (misalnya metal) akanmenghasilkansuatutegangan (voltage)ketikadiberikangradien thermal. PeristiwainidikenalsebagaiefekSeebeckatauefektermoelektrik.

  23. Thermocouple

  24. LM-35

  25. Infra Red

  26. Sistempengukuranpadasistem loop terbukadantertutup

  27. Loop terbuka (monitoring/recording)

  28. Converter • ADC • DAC • DC/DC Converter • DC/AC Converter • I/P Converter • E/P Converter • Amplifier • …

  29. Controller • On off, PID • Rangkaianelektronikasederhana • Mikrokontroller • PLC, SCADA, DCS

  30. Actuator (Final Control Element)

  31. Solenoid valve/Control Valve 1. Valve Body 2. Inlet Port 3. Outlet Port 4. Coil / Solenoid 5. Coil Windings 6. Lead Wires 7. Plunger 8. Spring 9. Orifice

  32. Solenoid valve/Control Valve • Tipe valve: • Solenoid Valves • Hydraulic Valves • - Butterfly Valves • - Gate Valves • Check Valves • - Ball Valves • Globe Valves

  33. Aplikasisistemkontrolsederhana:Pengontrolantemperaturruangan

  34. TUGAS KELOMPOK • Buat paper/makalahtentangaplikasisistempengendalian! • 1 kelompokterdiridari 5-6 orang • Bahan paper/makalahbolehberasaldari: - Idesendiri (100%) - ArtikelIlmiah (90%) (Jurnal/prosiding/skripsi/thesis) - Sumber lain (80%)

  35. PFD (Process Flow Diagram)

  36. P and ID (Piping and Instrumentation diagram)

  37. P and ID (Piping and Instrumentation diagram)

  38. Thank’s

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