A. By-product coke ovens
B. Beehive coke oven
C. Blast furnace stoves
D. Soaking pits
Related Mcqs:
- Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the_________________?
A. Quantity & temperature of waste gas
B. Dust concentration & nature of dust in waste gas
C. Corrosive nature of the waste gas
D. All A., B. and C. - Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace ?
A. Economiser
B. Regenerator
C. Ceramic recuperator
D. Waste heat boiler - Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above _____________ °C, because corrosion prevails at higher temperatures?
A. 350
B. 750
C. 1050
D. 1250 - Regenerators compared to the recuperators for the same duty__________________?
A. Occupy more space
B. Are less costly
C. Are of smaller size
D. All A., B. and C. - Regenerators are installed in_______________?
A. Coke ovens
B. Open hearth furnace
C. Both A. & B.
D. Neither A. nor B. - Regenerators as compared to recuperators for the same duty_________________?
A. Store smaller quantity of waste heat
B. Are lighter & compact
C. Involve higher initial cost
D. All A., B. & C. - Regenerators are normally provided in the____________________?
A. Glass melting furnace
B. Open hearth furnace
C. By product coke ovens
D. All A., B. and C. - To reduce the stack loss, heat recovery from flue gas can be done by_____________________?
A. Preheating of cold stock
B. Preheating of combustion air
C. Steam generation in waste heat boilers
D. All A., B. and C. - Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an_________________?
A. Economiser
B. Steam superheater
C. Air preheater
D. All A., B. and C. - In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the__________________?
A. Ostwald chart
B. Cox chart
C. Sankey diagram
D. None of these
