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Chemical Engineering - Furnace Technology

Exercise : Furnace Technology - Section 4
1.
Which of the following variables affects the furnace capacity ?
Temperature of flue gas.
Thermal conductivity of stock.
Thickness of heating stock.
All (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the
rate of firing and emissivity of flame.
thermal conductivity of the charge & structural materials of furnace.
nature of process ; whether batch, continuous or intermittant.
all (a), (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
In which of the following furnaces, the gases are sucked through the stock bed from below?
Soaking pit
Sintering machine
Beehive oven
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an
economiser
steam superheater
air preheater
all (a), (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Recuperator is
not used for fuel gas preheating.
an intermittant waste heat recovery equipment.
a continuous waste heat recovery equipment.
heavier than regenerator meant for the same duty.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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