Furnace Technology Ostwald charts are meant for None of these Calculation of flue gas temperature Computing the excess/deficiency of combustion air Computation of flue gas analysis None of these Calculation of flue gas temperature Computing the excess/deficiency of combustion air Computation of flue gas analysis ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? Ceramic recuperator Metallic recuperator None of these Regenerator Ceramic recuperator Metallic recuperator None of these Regenerator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not accomplished in an underfired furnace? Elimination of cold spot at the bottom of the charge Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Increase in heating capacity/m² of floor space Elimination of cold spot at the bottom of the charge Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Increase in heating capacity/m² of floor space ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Reheating furnace Open hearth furnace Glass tank furnace Cupola Reheating furnace Open hearth furnace Glass tank furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 60 5 20 40 60 5 20 40 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Oxygen enrichment of combustion air does not result in increase of the Heat transfer rate in the furnace Flame temperature Oxygen in the flue gas Stack loss Heat transfer rate in the furnace Flame temperature Oxygen in the flue gas Stack loss ANSWER DOWNLOAD EXAMIANS APP