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Chapter 5 – Block Diagram. Input. Output. Transfer Function. General flow diagrams. Control system: Feedback controller. Control system: Feedforward controller. Chapter 5 – Block Diagram. System: CSTR. F in C A,in. C A. C A,r T r. F in C A,out. Chapter 5 – Block Diagram.
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Chapter 5 – Block Diagram Input Output Transfer Function General flow diagrams Control system: Feedback controller Control system: Feedforward controller
Chapter 5 – Block Diagram System: CSTR Fin CA,in CA CA,r Tr Fin CA,out
Chapter 5 – Block Diagram GTT GFC GS TT FC Thermocouple GFT GV FT Control Valve System: CSTR (temp. control) 1. Thermocouple: Resistance 2. Temperature Transmitter: standard signal: 0-5 V, 0-10 V, 4-20 mA 3. Flow control: calculated % open valve 4. Flow transmitter: %open valve to standard signal : 0-5 V, 0-10 V, 4-20 mA, 3-15 psi 5. Control valve: open valve as setting by driving motor
Chapter 5 – Block Diagram System: CSTR (temp. control) Control system: Feedback controller GFC GFT GV GP GS GTT
Chapter 5 – Block Diagram System: CSTR Tin GD
Chapter 5 – Block Diagram GD System: CSTR (temp. control) Control system: Feedback controller Disturbance GP GFC GFT GV GS GTT
Chapter 5 – Block Diagram System: CSTR (temp. control) Control system: Feedback controller Set point change
Activity System: CSTR (temp. control) Control system: Feedback controller Disturbance change