Ostwald charts are meant for__________________?

Byadmin March 11, 2019August 29, 2021

Ostwald charts are meant for__________________?

A. Computing the excess/deficiency of combustion air
B. Calculation of flue gas temperature
C. Computation of flue gas analysis
D. None of these

Furnace Technology

The reason for excessive clinker formation in gas producers is the_____________________?

The reason for excessive clinker formation in gas producers is the_____________________?

A. Use of coal/coke containing a high % of fines and ash
B. Use of fuel having too low an ash fusion temperature
C. Development of hot spots in the fuel bed and an abnormally high rate of gasification
D. All A., B. and C.

Read More The reason for excessive clinker formation in gas producers is the_____________________?
Furnace Technology

Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of__________________?

Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of__________________?

A. Low emissivity
B. High thermal conductivity
C. Both A. and B.
D. Neither A. nor B.

Read More Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of__________________?
CHEMICAL ENGINEERING | Furnace Technology

Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of

Question: Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of
[A].

furnace oil with air.
[B].
furnace oil with oxygen.
[C].
blast furnace gas with air.
[D].
blast furnace gas with oxygen.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of
Furnace Technology

Regenerators are used for waste heat recovery in____________________?

Regenerators are used for waste heat recovery in____________________?

A. By-product coke ovens
B. Beehive coke oven
C. Blast furnace stoves
D. Soaking pits

Read More Regenerators are used for waste heat recovery in____________________?
Furnace Technology

Hearth furnaces are not used for____________________?

Hearth furnaces are not used for____________________?

A. Roasting
B. Melting
C. Reheating
D. None of these

Read More Hearth furnaces are not used for____________________?
CHEMICAL ENGINEERING | Furnace Technology

Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of

Question: Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of
[A].

graphite powder
[B].
thoria
[C].
zircon powder
[D].
beryllium

Answer: Option C

Explanation:

No answer description available for this question.

Read More Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of

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