Question

Which of the following control is used to control water temperature in the heat exchanger process?

(a) Feed-forward control

(b) Cascade control

(c) Sequential control

(d) Cumulative control

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Answer 1

The correct answer is (b) Cascade control

Explanation: The cascade control is used to control the temperature of water in the heat exchanger process. It consists of a primary loop and a secondary loop. The primary loop consists of a temperature sensor and the secondary loop consists of a steam flow sensor.