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    • 6. 发明申请
    • CONTROLLING GLASSMELTING FURNACE OPERATION
    • 控制玻璃炉的运行
    • WO2014205362A1
    • 2014-12-24
    • PCT/US2014/043436
    • 2014-06-20
    • PRAXAIR TECHNOLOGY, INC.
    • KOBAYASHI, HisashiTORKAMANI, SarahFRANCIS, ArthurKOBAYASHI, William, ThoruYUAN, Junlu
    • C03B5/235
    • C03B5/235C03B5/2353Y02P40/535Y02P40/55Y02P40/57
    • In a method of operating a glassmelting furnace (100) comprising a melting zone (11) and a refining zone (12), the melting zone is provided with pairs of opposed regenerators (41, 42). At least one gaseous stream or atomized fluid stream of fuel and at least one oxidant stream are injected e.g. through injectors (32, 33) and combusted into the refining zone above the molten glassmaking material to increase the average oxygen concentration in the atmosphere near said bath surface in said refining zone by 1 to 60 vol.%. The fuel and combustion air flow rates of each of said regenerator ports are adjusted to make the oxygen concentration in the flue gas exiting each of said regenerator ports located between the spring zone in the melting zone (11) and the refining zone (12) between 2 to 10 vol. %. Oxidized glass can be made and risk of crown corrosion is lessened.
    • 在操作包括熔化区(11)和精炼区(12)的玻璃熔化炉(100)的方法中,熔融区设置有成对的相对的再生器(41,42)。 燃料和至少一种氧化剂流的至少一种气流或雾化流体流被注入。 通过喷射器(32,33),并且燃烧到熔融玻璃制造材料上方的精炼区域中,以使所述精炼区域中所述浴表面附近的气氛中的平均氧浓度增加1至60体积%。 调节每个所述再生器端口的燃料和燃烧空气流速,以使烟道气中离开熔化区(11)和精炼区(12)的弹簧区之间的每个所述再生器端口处的氧气浓度在 2〜10体积 %。 可以制造氧化玻璃,并降低冠腐蚀的风险。