Fuels and Combustion While the first commercial low temperature coal carbonisation plant is located at Neyveli (in Chennai), the second such plant has been built at Singreni (AP.) Dhanbad Dankuni (West Bengal) Raniganj Singreni (AP.) Dhanbad Dankuni (West Bengal) Raniganj ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal that softens and fuses on heating is Carbonised Non-caking Caking Classified Carbonised Non-caking Caking Classified ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is Can be used for gasification and steam generation A black banded coal which burns with a non-smoky yellowish flame A high rank coal A coking coal Can be used for gasification and steam generation A black banded coal which burns with a non-smoky yellowish flame A high rank coal A coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? It can not burn low grade coal None of these It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers It can not burn low grade coal None of these It achieves higher fuel combustion efficiency Less heat transfer surface area is required in boilers ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal during its high temperature carbonisation None of these Reduces the coking time Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging None of these Reduces the coking time Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Increases the loss of fine coal dust from the ovens when charging ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of bituminous coal may be around __________ Kcal/kg. 500 1500 6500 20000 500 1500 6500 20000 ANSWER DOWNLOAD EXAMIANS APP
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