What is the primary purpose of an economizer in a thermal power plant?
BPSC 5 Years Past Papers Subject Wise / All — Multiple-choice practice
- A. None of these
- B. To reduce the temperature of the flue gases
- C. To preheat the feedwater using residual heat from the flue gases
- D. To increase the pressure of steam
Correct answer
To preheat the feedwater using residual heat from the flue gases
Explanation
Explanation The economizer recovers waste heat from flue gases to raise feedwater temperature . This improves boiler efficiency and reduces fuel consumption .
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