APPARATUS AND METHOD OF CONTROLLING THE THERMAL PERFORMANCE OF AN OXYGEN-FIRED BOILER
    2.
    发明申请
    APPARATUS AND METHOD OF CONTROLLING THE THERMAL PERFORMANCE OF AN OXYGEN-FIRED BOILER 审中-公开
    控制氧气锅炉热性能的装置及方法

    公开(公告)号:US20170045219A1

    公开(公告)日:2017-02-16

    申请号:US15341649

    申请日:2016-11-02

    Abstract: A method of controlling the operation of an oxy-fired boiler includes combusting a fuel that comprises oil heavy residues in a boiler, the oil heavy residues including hydrocarbon molecules having a number average molecular weight from approximately 200 to approximately 3000 grams per mole, discharging flue gas from the boiler, recycling a portion of the flue gas to the boiler, combining a first oxidant stream with the recycled flue gas to form a combined stream, splitting the combined stream into a plurality of independent split streams, introducing each independent split stream at a different elevation of the boiler, and controlling independently a parameter of each of the independent split streams to adjust the heat release at each respective elevation of the boiler to vary the heat release profile of the boiler by adding a second oxidant stream to each respective independent split stream to form respective independent oxygen enriched split streams.

    Abstract translation: 一种控制含氧燃烧锅炉的操作的方法包括在锅炉中燃烧包含重油残留物的燃料,所述油重残渣包括数均分子量为约200至约3000克/摩尔的烃分子,排出烟道 来自锅炉的气体将一部分烟道气再循环到锅炉中,将第一氧化剂流与再循环烟道气组合形成组合流,将组合流分成多个独立的分流,将每个独立的分流引入 锅炉的不同高度,并且独立地控制每个独立分流的参数以调节锅炉的每个相应高度处的热释放,以通过将第二氧化剂流加到每个相应独立的锅炉中来改变锅炉的散热曲线 分流以形成相应的独立的富氧分流。

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