Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 20 5 50 80 20 5 50 80 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ingress of cold air in the furnaces through cracks, charging doors, openings etc. All of these Increases the load on the induced draft fan Reduces the flue gas temperature and makes the furnace atmosphere oxidising Reduces the furnace draught All of these Increases the load on the induced draft fan Reduces the flue gas temperature and makes the furnace atmosphere oxidising Reduces the furnace draught ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs natural draft? Coke oven Rotary kilns L.D. converter Boiler Coke oven Rotary kilns L.D. converter Boiler ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the Scope of reduction of heat losses Thermal efficiency of the process Sources of heat losses All of these Scope of reduction of heat losses Thermal efficiency of the process Sources of heat losses All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by All of these Preheating the combustion air Using oxygen enriched combustion air Reducing the heat loss through furnace openings & doors All of these Preheating the combustion air Using oxygen enriched combustion air Reducing the heat loss through furnace openings & doors ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are All of these Arrangement of heating stock in the furnaces Fans Location of outlet ports and heating & combustion devices All of these Arrangement of heating stock in the furnaces Fans Location of outlet ports and heating & combustion devices ANSWER DOWNLOAD EXAMIANS APP