By Charles H. Drummond III

This factor incorporates a number of papers provided on the 72nd convention on Glass difficulties on the Ohio country college, Columbus, Ohio. themes lined contain glass melting; refractories; approach keep an eye on; laws protection, and emissions; recycling and batch wetting.Content:

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Additional info for 72ND CONFERENCE ON GLASS PROBLEMS: Ceramic Engineering and Science Proceedings, Volume 33

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Burner antde For this specific case, an almost horizontal burner angle seems to be optimal. Normally a burner angle between 8 and 10 degrees is optimal for energy efficiency, in combination with low-NOx flames. Fuel distribution For low fuel gas injection velocity (large burner nozzles), NOx formation and energy efficiency appeared to be not very sensitive to number of burners and the fuel gas distribution among the burners. However, for high gas injection velocities (small burner nozzles), the natural gas of the end-port fired furnace should preferably be distributed over three nozzles.

J. L. Barton: Innovation in glass melting. Glass Technol. (1993) 34, no. 5 pp. 170-177 6. L. Huisman; J. Reijers; R. Brugman: Advanced and Supervisory Process Control of Glass Furnaces. XXIV AT1V International Conference - 59th NGF Annual Meeting: Today's Challenges for Glass, July 9-10, Parma, Italy 7. A. A. Schaeffer: Elektrochemische Messung der Sauerstoffaktivität in Glasschmelzen. Glastech. Ber. 58 (1985) nr. 6, pp. 139-147 8. R. C. Beerkens: Oxygen Sensor for Float Production Lines. The Glass Researcher in Am.

6. 8 kg/ton molten glass or below 600-650 mg/Nm . Seed counts less than 10 per 100 grams are probably achievable with these furnaces and furnace performance. Evaporation of alkali vapours can be limited by lowering the momentum of the flames and increasing the distance between the llames (burners) and glass melt surface. Lower alkali vapour pressures in the combustion space will decrease the attack of superstructure and regenerator refractory materials and lower furnace ageing effects. 7. LITERATURE REFERENCES 1.

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