In designing air preheater, the important design consideration is that________?
Anone of the above
Bheat transfer area should be optimum
Chandling and maintenance should be easier
Dapproach temperature should be as low as possible
Estack gases should not be cooled to the dew point
Correct answer
E. stack gases should not be cooled to the dew point
Explanation
The correct answer is stack gases should not be cooled to the dew point.