Furnace Technology Questions

• Blast furnace stoves are meant for heating
• Oxygen enrichment of combustion air does not result in increase of the
• Rate of heat release in a furnace, which is the measure of heat intensity is defined as
• Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace?
• Fuel economy in furnaces can be achieved by
• Which of the following is not a recuperative furnace?
• While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C.
• Which is not accomplished in an underfired furnace?
• Main gas valve in a gaseous fuel burner is a __________ valve.
• Overfire burning in a furnace is a phenomenon characterised by
• An improved and fuel efficient version of the pusher type reheating furnace is the __________ furnace.
• Recuperator is
• Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an
• In which of the following furnaces, the gases are sucked through the stock bed from below?
• In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the
• Which of the following variables affects the furnace capacity?