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 Blast furnace gas with oxygen Furnace oil with oxygen Blast furnace gas with air Furnace oil with air Blast furnace gas with oxygen Furnace oil with oxygen Blast furnace gas with air Furnace oil with air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In producer gas making furnace, steam is added along with air to mainly control the Temperature of producer gas Fusion of coal ash & clinker formation V. of producer gas Tar content in producer gas Temperature of producer gas Fusion of coal ash & clinker formation V. of producer gas Tar content in producer gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reheating furnace (pusher type) is used for heating Ingots Slabs Steel sheets Steel coils Ingots Slabs Steel sheets Steel coils ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turn down ratio of a burner Is the ratio of maximum to minimum permissible heat input rates Is normally much more for a continuous furnace as compared to a batch furnace Should be 1:1 for a batch type furnace. Should be as low as possible i.e., 1 : 2 Is the ratio of maximum to minimum permissible heat input rates Is normally much more for a continuous furnace as compared to a batch furnace Should be 1:1 for a batch type furnace. Should be as low as possible i.e., 1 : 2 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Forced recirculation of furnace gases is practised To ensure uniform temperature In furnaces, operating below 750°C To increase heat transfer by convection All of these To ensure uniform temperature In furnaces, operating below 750°C To increase heat transfer by convection All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the Physical nature, ash content and fineness of the coal Amount of excess air supplied and load on the boiler Type of burner and combustion chamber All of these Physical nature, ash content and fineness of the coal Amount of excess air supplied and load on the boiler Type of burner and combustion chamber All of these ANSWER DOWNLOAD EXAMIANS APP