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    • 3. 发明公开
    • MODULE-BASED OXY-FUEL BOILER
    • SAUERSTOFF-BRENNSTOFFKESSEL AUF MODULBASIS
    • EP1861656A4
    • 2010-12-08
    • EP06736825
    • 2006-03-01
    • JUPITER OXYGEN CORP
    • PATRICK BRIAN ROCHS TOM LORYSCHYN DANYLO BSUMMERS CATHY A
    • F01K3/24F01K7/22F22G1/16F22G7/06
    • F22B31/04F01K3/24F01K7/22F22G1/16F22G3/00F23C9/00F23L7/007Y02E20/344
    • A module based oxy-fuel boiler system comprising a first boiler (112) configured as a main boiler and a second boiler (216) configured as a reheat boiler, said first boiler including: plurality of first boiler tubes (T) for carrying water, the tubes forming at least one water wall, a feedwater inlet line (230) in flow communication with said plurality of first boiler tubes (T), said feedwater inlet line (230) configured to be connected to an external source of water, a steam outlet line (246) in flow communication with said plurality of first boiler tubes and configured to be connected to a first turbine (238), said turbine (238) having a steam outlet that is configured to be coupled to a reheat line (248) of said second boiler (216), the first boiler (212) configured to substantially prevent the introduction of air, a first boiler oxygen supply (218) for supplying oxygen having a purity of greater than 21 percent; a first boiler carbon based fuel supply (220) for supplying a carbon based fuel; at least one first boiler oxy-fuel burner system (222) coupled to said first boiler oxygen supply (218) and said first boiler carbon based supply (220), the first boiler oxy-fuel burner system (222) configured to feed the oxygen and the carbon based fuel into the first boiler (212) in a near stoichiometric proportion to one another to limit an excess of either the oxygen or the carbon-based fuel to a predetermined tolerance, a first boiler flue gas exit line (213) for discharging exhaust gas generated as a result of the combustion in said first boiler (212), wherein the first boiler tubes (T) are configured for direct, radiant energy exposure for energy transfer to the water to produce steam; a second boiler (216) having a a reheat inlet line (248) in flow communication with the steam outlet of said turbine (238); a reheat steam outlet line (250) in flow communication with a second turbine (240), a second boiler flue gas exit line (217) for discharging exhaust gas generated as a result of the combustion in said second boiler (216), wherein the second boiler(216) is configured to carry out a different energy transfer function than the first boiler (212) and is configured to substantially prevent the introduction of air; a second boiler supply (218) for supplying oxygen having a purity of greater then 21 percent; a second boiler carbon based fuel supply (20, 120) for supplying a carbon based fuel; at least one second boiler oxy-fuel burner system(226), the second boiler oxy-fuel burner system (226) configured to feed the oxygen and the carbon based fuel into the second boiler (216) in a near stoichiometric proportion to one another to limit an excess of either the oxygen or the carbon based fuel to a predetermined tolerance.
    • 一种基于模块的氧 - 燃料锅炉系统,包括构造为主锅炉的第一锅炉(112)和被构造为再热锅炉的第二锅炉(216),所述第一锅炉包括:多个用于承载水的第一锅炉管(T) 所述管形成至少一个水壁,与所述多个第一锅炉管(T)流动连通的给水入口管线(230),所述给水入口管线(230)构造成连接到外部水源,蒸汽 出口管路(246),其与所述多个第一锅炉管道流体连通并且被配置为连接到第一涡轮机(238),所述涡轮机(238)具有蒸汽出口,所述蒸汽出口被配置为联接到再热管线(248) 的所述第二锅炉(216),所述第一锅炉(212)构造成基本上防止引入空气;第一锅炉供氧源(218),用于供应纯度大于21%的氧气; 用于供应碳基燃料的第一锅炉碳基燃料供应(220) 至少一个第一锅炉氧燃料燃烧器系统(222),其耦合到所述第一锅炉供氧源(218)和所述第一锅炉碳源供应源(220),所述第一锅炉氧燃料燃烧器系统(222) 和基于碳的燃料以彼此接近化学计量的比例进入第一锅炉(212),以将氧气或碳基燃料的过量限制到预定的公差,第一锅炉烟道气出口管线(213),用于 排放由于所述第一锅炉(212)中的燃烧而产生的废气,其中所述第一锅炉管(T)构造成用于直接辐射能量暴露以将能量转移到水以产生蒸汽; 具有与所述涡轮机(238)的蒸汽出口流动连通的再热入口管线(248)的第二锅炉(216)。 与第二涡轮机(240)流动连通的再热蒸汽出口管线(250),用于排放由于在所述第二锅炉(216)中燃烧而产生的废气的第二锅炉烟道气出口管线(217),其中 第二锅炉(216)被配置为执行与第一锅炉(212)不同的能量传递功能,并且被构造成基本上防止引入空气; 用于供应纯度大于21%的氧气的第二锅炉供应源(218); 用于供应碳基燃料的第二锅炉碳基燃料供应(20,120); 至少一个第二锅炉氧 - 燃料燃烧器系统(226),所述第二锅炉氧 - 燃料燃烧器系统(226)被配置为以相当于化学计量比例的比例将氧气和所述碳基燃料进料到所述第二锅炉(216)中 以将氧气或碳基燃料的过量限制到预定的公差。