Question
Download Solution PDFSelect the correct option on the basis of the statements given below.
Statement A : Water tube boilers are low-pressure boilers.
Statement B : Fire tube boilers are high-pressure boilers.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
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Fire Tube Boiler |
Water Tube Boiler |
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In this boiler, the hot flue gases are present inside the tubes and water surrounds them |
In this boiler, the water is present inside the tubes and the hot flue gases surround them |
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They are low-pressure boilers. The operating pressure is about 25 bar |
They are high-pressure boilers and the operating pressure is about 250 bar |
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The rate of steam generation and quality of steam is very low, therefore, not suitable for high power generation |
The rate of steam generation and quality of steam is better and suitable for power generation |
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It requires more floor area for a given output |
It requires less floor area for a given output |
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The overall efficiency of this boiler is up to 75% |
The overall efficiency is up to 90% with the economizer |
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Water doesn’t circulate in a definite direction |
Water circulates in a well - defined direction |
Last updated on Jul 1, 2025
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