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Question
What is the difference between induced draft and forced
draft fan? where are they used?
 Question Submitted By :: Mechanical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
ID FAN used for removal of flue gas to furnace and control
the back fire

FD FAN used for fuel firing and daissing
 
Is This Answer Correct ?    18 Yes 0 No
Venugopal
 
Answer
# 2
ID Fan - Maintained the Negative pressure inside of the
furnace, removal of Co2 from furnace, it will located in
between ESP and Chimney.

FD Fan - Inject the Air for burning the fuel from atmosphere
through APH
 
Is This Answer Correct ?    4 Yes 1 No
T N Trueman
 
 
 
Answer
# 3
ID fan maens induce draft fan & FD fan is froce draft
fan.both are use in thermal power plant/ Sinter Plant.ID
fan so connected the airpreheater.fd fan is so connect the
eletropre-preted.It used in Blast Furnace also.
 
Is This Answer Correct ?    1 Yes 3 No
Ujjwal Koley
 

 
 
 
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