HW4 - b. Glucose infusion of 1, 2, 3 mg/dL/min c. Glucose...

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UNIVERSITY OF CALIFORNIA SANTA BARBARA DEPARTMENT OF CHEMICAL ENGINEERING CHE 152B: Advanced Process Control Winter Quarter 2008 Homework # 4 (Due Feb 4, 2008) 1) Problem 16.15 from Seborg/Edgar/Mellichamp 2 nd edition 2) Problem 16.17 from Seborg/Edgar/Mellichamp 2 nd edition The following exercises involve the PCM software (download the files from the 152B www site) 3. Use PCM/Diabetes/Bergman to model the glucose response to changes in the rates of insulin and glucose infusion a. Estimate the parameters of a first order plus time delay model b. Estimate the parameters of a second order model c. Which model is best for modeling insulin infusion? Glucose infusion? 4. Compare your model predictions with step changes in a. Insulin of 1, 5, 10 mU/min
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Unformatted text preview: b. Glucose infusion of 1, 2, 3 mg/dL/min c. Glucose infusion of 2 mg/dL/min and insulin infusion of 5 mU/L d. Which step changes in glucose and insulin infusion are best modeled? Why? 5. Use PCM/Diabetes/PID to tune the feedback PID controller manipulating insulin infusion using IMC-tuning rules using your best model to a. Track setpoint changes of +/- 20 mg/dL b. Reject disturbances of 25, 50, 100 g CHO 6. Use PCM/Diabetes/FF to implement a feedforward controller using the disturbance variable Ug. You should test disturbances of 25, 50, 100 g CHO a. Design and test a FF controller based on steady-state analysis b. Design and test a FF controller based on dynamic analysis...
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