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Course PEF3006 Process Control Fall 2017 Plant-wide control

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Presentasjon om: "Course PEF3006 Process Control Fall 2017 Plant-wide control"— Utskrift av presentasjonen:

1 By Finn Aakre Haugen (finn.haugen@usn.no)
Course PEF3006 Process Control Fall 2017 Plant-wide control By Finn Aakre Haugen USN. PEF3006 Process Control. Haugen

2 General specifications for plantwide control:
2 General specifications for plantwide control: Product flow is controlled (to follow a setpoint) . Note: Implement only one (1) flow control loop in the line! Product quality is controlled (automatic control not always possible). Mass balance of liquid and/or gas of each process vessel (tank, reactor, etc.) is maintained. Temperatures in certain process flows and vessels are controlled. USN. PEF3006 Process Control. Haugen

3 Principal plant with control structure
3 USN. PEF3006 Process Control. Haugen

4 USN. PEF3006 Process Control. Haugen. 2017.
Example: Nitric acid plant (simplified) 4 USN. PEF3006 Process Control. Haugen


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