Fuels and Combustion Which of the following fertilisers is produced in the by-products recovery (from coke oven gas) plant attached to an integrated steel plant? Ammonium sulphate Ammonium nitrate Ammonium phosphate None of these Ammonium sulphate Ammonium nitrate Ammonium phosphate None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of coke oven gas just before entering into saturator (for recovery of NH₃) is about __________ °C. 30 180 65 120 30 180 65 120 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of producer gas is around __________ kcal/Nm³ 4500 500 1300 9000 4500 500 1300 9000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? None of these It can not burn low grade coal It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers None of these It can not burn low grade coal It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Beehive coke oven Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating Facilitates by-products recovery Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating Facilitates by-products recovery Gives larger yield of coke (around 85%) as compared to by-product ovens ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of nitrogen in blast furnace gas may be around 80 25 55 5 80 25 55 5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS