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Question
what is the main purpose of deaerator in thermal power plants?
 Question Submitted By :: Mechanical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
Dissolved gases such as O2,CO2 in water reacts with the metal to form oxides..function of deaerator is to remove these dissolved gases. 
Is This Answer Correct ?    19 Yes 3 No
Vikas Bhardwaj
 
Answer
# 2
Deaerator is used for proper deatation of dissolve
corrosive gases which present in Boiler feed water like O2
& CO2
 
Is This Answer Correct ?    7 Yes 3 No
Abinash Kumar
 
 
 
Answer
# 3
dearator main purpose is to remove noncondensable gases from feed water such as O2,to avoid corrosion 
Is This Answer Correct ?    3 Yes 0 No
Aamir Sohi
 

 
 
 
Other Mechanical Engineering Interview Questions
 
  Question Asked @ Answers
 
These questions were asked at NICL for the post of Administrative Officer(Specialist): 1. Questions on B.Tech Project 2. What is camshaft and its working 3. Shape of a Cam 4. If Otto and Diesel Cycle has same compression ratio that which will have higher efficiency 5. Effect on IC Engine efficiency if inlet temp increased 6. Who is the current world champion in Chess(as of Sept 2012) 7. Sports person involved in dope charges(Lance Armstrong) 8. Formula for Otto cycle efficiency in terms of temperature 9. 2016 olympics will be going to held in which city NIC 2
how works optical pyrometer ?   1
heat transfer by radiation can be increased by?   7
what are diffrent types of pneumatic conveying systems?   3
how to handle manpower in production department ?   4
why otto cycle more efficient than diesel cycle for same comp. ratio and heat input?   2
Oil melts, grease melts. Is there any other liubrication which is effect at 200 deg c? Focus 2
WHAT IS THE DIFFERENCE BETWEEN IMPACT FORCE & SUDDEN FORCE.TELL ME WITH EXAMPLE IF YOU KNOW   2
i need bhel written test question paper for the post of mechanical engineer (je)   1
what is the peripheral velocity of two mating gears? Hero-Honda 1
which type of changes observed in drum level during rising in steam load of boiler?   2
if in a centrifugal pump suction, discharge ,& impeller size constant & motor rpm increases . What is the effect on pressure and flow ?   3
 
For more Mechanical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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