The advantages of a packaged boiler are:
1. lower freight costs because of less handling
2. lower initial cost because they are mass produced
3. quality control is easier to implement
4. the boilers can be factory tested before being sent to the customer
5. it requires little time to put the unit into operation at the plant site
a) 1, 3
b) 2, 5
c) 2, 3, 4
d) 1, 2, 3, 4, 5
e) 2, 3, 4, 5
Answer: D
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Firetube Boilers
- When the hot combustion gases travel through boiler tubes which are surrounded by the boiler water, the boiler is called a
- A firetube boiler is one which has
- A boiler which is built ready for installation is the
- In a packaged firetube boiler the flue gas velocity within the unit is maintained by
- The wetback Scotch boiler was designed primarily for
- A corrugated furnace will give required strength with thinner metal, increase heating surface, and
- The firebox boiler is a __________ pass firetube boiler.
- A major disadvantage of a firebox is
- A boiler which utilized a water leg and was primarily used for heating purposes was the
- A component used to increase the volume of the steam space in a locomotive boiler was the
- An advantage of a locomotive boiler over other boilers of the era was
- With regard to a steam boiler, the lettering "HRT" means
- A device used to prevent the carry-over of moisture with the steam of an HRT boiler is the
- HRT boiler firetubes have a diameter range of