Which of the following is not a recuperative furnace ?
Which of the following is not a recuperative furnace ? A. Soaking pit B. Reheating furnace C. Steam boilerD. Coke oven
Which of the following is not a recuperative furnace ? A. Soaking pit B. Reheating furnace C. Steam boilerD. Coke oven
The thermal efficiency of an air/fuel gas preheating recuperator may be as high as _____________ percent? A. 50 B. 65C. 85 D. 99
Flue gas outlet temperature from the chimney of any furnace should be ideally about ______________ °C? A. 50 B. 100C. 150 D. 250
Forced recirculation of furnace gases is practised_______________? A. To increase heat transfer by convection B. To ensure uniform temperature C. In furnaces, operating below 750°CD. All A., B. and C.
An improved and fuel efficient version of the pusher type reheating furnace is the ______________ furnace? A. Walking beam B. Shaft C. Tunnel D. Rotary hearth
Scaling of furnace stock is reduced by _______________ in flue gas? A. CO B. H2 C. High CO/CO2D. All A., B. & C.
Which of the following variables affects the furnace capacity ? A. Temperature of flue gas B. Thermal conductivity of stock C. Thickness of heating stockD. All A., B. and C.