Producer gas containing least amount of tar is produced by the
A. Partial combustion of coal
B. Partial combustion of large size (< 50 mm) coke
C. High pressure gasification of coal (e.g. in Lurgi gasifier)
D. Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier)
Answer: Option B
This Question Belongs to Chemical Engineering >> Fuels And Combustion
Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.
A. CO content
B. Dew point
C. CO2 content
D. O2 content
High sulphur content in a fuel __________ of the flue gases.
A. Decreases the dew point
B. Increases the dew point
C. Reduces the combustion efficiency by limiting the permissible temperature reduction
D. Both B & C
Coal tar fuel - 200 (CTF 200) is a mixture of
A. Pitch and creosote oil
B. Light oil and pitch
C. Anthracene and crecosote oil
D. Solar oil and pitch
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