Analysis Flue Gas DeNOx Technology for Float Glass Furnace

2014 ◽  
Vol 525 ◽  
pp. 158-161
Author(s):  
Shao Hua Ling ◽  
Chang Yong Jing ◽  
Xiao Liang Li

This paper analyzes and discusses the application for flue gas DeNOx technology in the float glass furnace, combining float glass furnace technology and flue gas characteristics. To 500T/D float glass furnace, study float glass furnace flue gas SCR DeNOx technology solutions, and analyzes economic and environmental benefits for float glass furnace flue gas SCR DeNOx technology.

2008 ◽  
Vol 39-40 ◽  
pp. 607-612
Author(s):  
Bernhard Fleischmann

A part of a soldier block, placed in a float glass furnace near the hot spot area, was investigated to learn about the changes in the microstructure during the production of the block, during the use for glass melting and after the shut down of the furnace and the cooling of the block. Beside the three phases after the production (baddeleyite, corundum, vitreous phase) during use as a soldier block mullite and secondary corundum as well as secondary zirconia may occure. Cooling down the used block after the furnace campaign the beginning of the crystallisation of feldspars may be seen.


Author(s):  
Mingfang Jin ◽  
Feng He ◽  
Junlin Xie ◽  
Shuxia Mei ◽  
Liyang Zhong ◽  
...  

2013 ◽  
Vol 361-363 ◽  
pp. 845-849
Author(s):  
Ning Xu ◽  
Yue Xu

The float glass melting tank is huge and complex equipment which the operation parameters are difficult to control in production line. The install of desulfurizer makes the kiln more complex and unstable. In present work, we fulfill the field experiments and obtained the optimal practical operation parameters. The obtained parameters were: aperture of wings gate: 75-85%; aperture of draft fan: 30-35% for draft fan 1, and draft fan 2 were through-type; aperture of conveying fan: 70-85%; temperature of gas into desulfurizer: 180-200°C; the water flow were controlled by thermocouple and diaphragm control valve; Velocity of gas into desulfurizer: 8-10 m/s. Our results provide the guidance for installing the desulfurizer and modifying the whole system in practice.


2015 ◽  
Vol 1092-1093 ◽  
pp. 810-813 ◽  
Author(s):  
Shao Hua Ling ◽  
Chang Yong Jing ◽  
Li Juan Zhang

In this paper, flue gas denitration technology in the application of small and medium sized coal-fired industrial boilers are analyzed and discussed. To 65t/h CFB(Circulating Fluidized Bed) industrial boiler, study small and medium sized coal-fired industrial boilers flue gas SNCR denitration technology solutions, and analyzes economic and environmental benefits for small and medium sized coal-fired industrial boilers flue gas SNCR denitration technology.


2013 ◽  
Vol 864-867 ◽  
pp. 1556-1559
Author(s):  
Shao Hua Ling ◽  
Chang Yong Jing ◽  
Xiao Liang Li

By SCR test device to study the main factors affecting the SCR DeNOx efficiency of flue gas for glass furnace,and analyzes the relationship between the main parameters and DeNOx efficiency, such as the reaction temperature, NH3/NOx, initial concentration of NOx, and space velocity.In the actual flue gas conditions of glass furnace,there was an optimum working range for the SCR test device. The reaction temperature is 340~400°C,NH3/NOx is 0.9~1.0,space velocity is 4000~5000 h-1. In this condition, the DeNOx efficiency can reach 80%.


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