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公开(公告)号：US08561555B2
公开(公告)日：2013-10-22
申请号：US12708268
申请日：2010-02-18
CPC分类号： F23C9/003 , F01K13/02 , F23C9/08 , F23C2202/00 , F23C2202/50 , F23L7/007 , F23L2900/07001 , F23N2027/02 , F23N2037/04 , F23N2041/10 , Y02C10/06 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel combustion boiler plant having a first boiler and a second boiler for injecting gas including oxygen in higher concentration than that in the air, gas including carbon dioxide in higher concentration than that in the air, and fuel from a burner and generating steam by combustion gas in a furnace, respectively, comprising: an exhaust gas supply pipe for supplying exhaust gas discharged from the first boiler to a burner of the second boiler, and a gas flow rate control apparatus for controlling a flow rate of exhaust gas flowing through the exhaust gas supply pipe.
摘要翻译： 一种具有第一锅炉和第二锅炉的含氧燃烧锅炉设备，其包括比空气中浓度高的气体，包括比空气中浓度高的二氧化碳的气体和来自燃烧器的燃料，以及通过燃烧产生蒸汽的气体 分别包括：用于将从第一锅炉排出的排气供给到第二锅炉的燃烧器的排气供给管，以及用于控制流过排气的废气的流量的气体流量控制装置 供气管。
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公开(公告)号：US08413596B2
公开(公告)日：2013-04-09
申请号：US12581724
申请日：2009-10-19
IPC分类号： F23N5/02
CPC分类号： F23C9/003 , F01K13/02 , F22B35/002 , F22B35/18 , F23C2202/30 , F23L7/007 , F23L2900/07001 , F23N1/042 , F23N5/006 , F23N2021/12 , F23N2037/20 , F23N2037/28 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel boiler 1 is equipped with an oxygen separation apparatus 23 to produce oxygen by separating oxygen from the air, a recirculation fan 26 to supply a portion of combustion flue gas branched from the combustion flue gas discharged from the boiler to the oxyfuel boiler 1, a temperature sensor 14a to detect gas temperature at a boiler outlet 1d in the oxyfuel boiler 1, and a control apparatus 150 to calculate gas temperature at a furnace outlet 1c in the boiler from the gas temperature at the boiler outlet 1d detected by the temperature sensor 14a and control the operating condition of the recirculation fan 26 so that the calculated gas temperature at the furnace outlet 1c becomes a desired preset gas temperature.
摘要翻译： 氧燃料锅炉1配备有通过从空气中分离氧而产生氧的氧分离装置23，再循环风扇26，以将从锅炉排出的燃烧烟道气分支的一部分燃烧烟道气供应到氧燃料锅炉1， 用于检测氧燃料锅炉1中的锅炉出口1d处的气体温度的温度传感器14a以及从由温度传感器检测到的锅炉出口1d处的气体温度来计算锅炉中炉出口1c处的气体温度的控制装置150 并且控制再循环风扇26的操作状态，使得炉出口1c处的计算出的气体温度成为期望的预设气体温度。
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公开(公告)号：US20100212555A1
公开(公告)日：2010-08-26
申请号：US12708268
申请日：2010-02-18
CPC分类号： F23C9/003 , F01K13/02 , F23C9/08 , F23C2202/00 , F23C2202/50 , F23L7/007 , F23L2900/07001 , F23N2027/02 , F23N2037/04 , F23N2041/10 , Y02C10/06 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel combustion boiler plant having a first boiler and a second boiler for injecting gas including oxygen in higher concentration than that in the air, gas including carbon dioxide in higher concentration than that in the air, and fuel from a burner and generating steam by combustion gas in a furnace, respectively, comprising: an exhaust gas supply pipe for supplying exhaust gas discharged from the first boiler to a burner of the second boiler, and a gas flow rate control apparatus for controlling a flow rate of exhaust gas flowing through the exhaust gas supply pipe.
摘要翻译： 一种具有第一锅炉和第二锅炉的含氧燃烧锅炉设备，其包括比空气中浓度高的气体，包括比空气中浓度高的二氧化碳的气体和来自燃烧器的燃料，以及通过燃烧产生蒸汽的气体 分别包括：用于将从第一锅炉排出的排气供给到第二锅炉的燃烧器的排气供给管，以及用于控制流过排气的废气的流量的气体流量控制装置 供气管。
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公开(公告)号：US20100101462A1
公开(公告)日：2010-04-29
申请号：US12581724
申请日：2009-10-19
CPC分类号： F23C9/003 , F01K13/02 , F22B35/002 , F22B35/18 , F23C2202/30 , F23L7/007 , F23L2900/07001 , F23N1/042 , F23N5/006 , F23N2021/12 , F23N2037/20 , F23N2037/28 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel boiler 1 is equipped with an oxygen separation apparatus 23 to produce oxygen by separating oxygen from the air, a recirculation fan 26 to supply a portion of combustion flue gas branched from the combustion flue gas discharged from the boiler to the oxyfuel boiler 1, a temperature sensor 14a to detect gas temperature at a boiler outlet 1d in the oxyfuel boiler 1, and a control apparatus 150 to calculate gas temperature at a furnace outlet 1c in the boiler from the gas temperature at the boiler outlet 1d detected by the temperature sensor 14a and control the operating condition of the recirculation fan 26 so that the calculated gas temperature at the furnace outlet 1c becomes a desired preset gas temperature.
摘要翻译： 氧燃料锅炉1配备有通过从空气中分离氧而产生氧的氧分离装置23，再循环风扇26，以将从锅炉排出的燃烧烟道气分支的一部分燃烧烟道气供应到氧燃料锅炉1， 用于检测氧燃料锅炉1中的锅炉出口1d处的气体温度的温度传感器14a以及从由温度传感器检测到的锅炉出口1d处的气体温度来计算锅炉中炉出口1c处的气体温度的控制装置150 并且控制再循环风扇26的操作状态，使得炉出口1c处的计算出的气体温度成为期望的预设气体温度。
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公开(公告)号：US08578868B2
公开(公告)日：2013-11-12
申请号：US12893733
申请日：2010-09-29
CPC分类号： F23L7/007 , F23C9/003 , F23C2202/10 , F23C2900/06041 , F23D1/00 , F23J2215/50 , F23L2900/07001 , F23L2900/07005 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel combustion boiler plant comprising: an air separation unit for manufacturing oxygen by separating nitrogen from air, a boiler having a burner for burning the oxygen supplied from the air separation unit and pulverized coal, and a primary system pipe for supplying the pulverized coal to the burner, an exhaust gas recirculation system pipe for supplying combustion exhaust gas discharged from the boiler to the primary system pipe, and a carbon dioxide capture unit for capturing carbon dioxide in the exhaust gas discharged from the boiler, the oxyfuel combustion boiler plant is further comprising: an oxygen supply pipe for supplying the oxygen manufactured by the air separation unit to the primary system pipe in the burner, and a pipe for supplying the combustion exhaust gas discharged from the boiler to the oxygen supply pipe, wherein an injection port of the oxygen supply pipe is disposed on an upstream side of an injection portion of the burner.
摘要翻译： 一种氧燃料燃烧锅炉设备，包括：空气分离单元，用于通过从空气中分离氮气来制造氧气，具有用于燃烧从空气分离单元和粉煤供应的氧气的燃烧器的锅炉，以及用于将粉煤供应到 燃烧器，用于将从锅炉排出的燃烧废气排放到主系统管的排气再循环系统管，以及用于捕获从锅炉排出的废气中的二氧化碳的二氧化碳捕获单元，氧燃料燃烧锅炉设备 包括：用于将由空气分离单元制造的氧气供应到燃烧器中的主系统管的供氧管，以及用于将从锅炉排出的燃烧废气供应到氧气供应管的管，其中， 供氧管设置在燃烧器的喷射部分的上游侧。
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公开(公告)号：US08393065B2
公开(公告)日：2013-03-12
申请号：US12908551
申请日：2010-10-20
CPC分类号： F23L7/007 , F23C9/003 , F23C2202/30 , F23L2900/07001 , Y02E20/322 , Y02E20/344 , Y10T29/49352 , Y10T29/49387 , Y10T29/49716
摘要： A method for retrofitting a pulverized coal boiler in an air combustion boiler system is disclosed, which has a plurality of burners over a plurality of stages along the vertical direction on a wall surface of a furnace of the pulverized coal boiler and an after-air port for introducing air for two-stage combustion located above the burners to retrofit into a two-stage combustion pulverized coal boiler in an oxyfuel combustion boiler system.
摘要翻译： 公开了一种在空气燃烧锅炉系统中改造粉煤锅炉的方法，该方法在粉煤锅炉的炉壁的表面上沿着垂直方向在多个级上具有多个燃烧器，以及后空气口 用于引入位于燃烧器上方的用于两级燃烧的空气，以改造为在氧燃烧锅炉系统中的两级燃烧粉煤锅炉。
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公开(公告)号：US20110073020A1
公开(公告)日：2011-03-31
申请号：US12893733
申请日：2010-09-29
CPC分类号： F23L7/007 , F23C9/003 , F23C2202/10 , F23C2900/06041 , F23D1/00 , F23J2215/50 , F23L2900/07001 , F23L2900/07005 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel combustion boiler plant comprising: an air separation unit for manufacturing oxygen by separating nitrogen from air, a boiler having a burner for burning the oxygen supplied from the air separation unit and pulverized coal, and a primary system pipe for supplying the pulverized coal to the burner, an exhaust gas recirculation system pipe for supplying combustion exhaust gas discharged from the boiler to the primary system pipe, and a carbon dioxide capture unit for capturing carbon dioxide in the exhaust gas discharged from the boiler, the oxyfuel combustion boiler plant is further comprising: an oxygen supply pipe for supplying the oxygen manufactured by the air separation unit to the primary system pipe in the burner, and a pipe for supplying the combustion exhaust gas discharged from the boiler to the oxygen supply pipe, wherein an injection port of the oxygen supply pipe is disposed on an upstream side of an injection portion of the burner.
摘要翻译： 一种氧燃料燃烧锅炉设备，包括：空气分离单元，用于通过从空气中分离氮气来制造氧气，具有用于燃烧从空气分离单元和粉煤供应的氧气的燃烧器的锅炉，以及用于将粉煤供应到 燃烧器，用于将从锅炉排出的燃烧废气排放到主系统管的排气再循环系统管，以及用于捕获从锅炉排出的废气中的二氧化碳的二氧化碳捕获单元，氧燃料燃烧锅炉设备 包括：用于将由空气分离单元制造的氧气供应到燃烧器中的主系统管的供氧管，以及用于将从锅炉排出的燃烧废气供应到氧气供应管的管，其中， 供氧管设置在燃烧器的喷射部分的上游侧。
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公开(公告)号：US20110011315A1
公开(公告)日：2011-01-20
申请号：US12831308
申请日：2010-07-07
CPC分类号： F23C9/003 , F23C9/08 , F23C2202/30 , F23C2202/50 , F23C2900/09001 , F23L7/007 , F23L2900/07001 , F23L2900/07005 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel boiler structured so as to mix oxygen separated from air with a part of exhaust gas branched from exhaust gas discharged from the boiler for generating vapor and supplying to a vapor demand facility by burning coal fuel, and supply the mixed gas to the boiler as an oxidizing gas for burning the coal, wherein an air separation unit for separating air and manufacturing oxygen from air, an oxygen supply system for leading the oxygen manufactured by the air separation unit to the oxyfuel boiler, a recirculation system for leading a part of exhaust gas branched from the exhaust gas discharged from the oxyfuel boiler to the oxyfuel boiler, and a recirculation fan for supplying the exhaust gas to the recirculation system are installed, respectively.
摘要翻译： 一种氧燃料锅炉，其结构为将从空气分离的氧气与从锅炉排出的废气分支的一部分排气混合，产生蒸汽，并通过燃烧煤燃料供应到蒸气需求设备，并将混合气体供应给锅炉， 用于燃烧煤的氧化气体，其中用于从空气中分离空气和制造氧的空气分离单元，用于将由空气分离单元生产的氧引导到氧燃料锅炉的供氧系统，用于引导一部分排气的再循环系统 从从氧燃料锅炉排出的排气分支到氧燃料锅炉的气体，以及用于将废气供应到再循环系统的再循环风扇。
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9.发明授权Oxyfuel combustion boiler plant and operation method of oxyfuel combustion boiler plant 有权氧燃烧锅炉厂和氧燃烧锅炉厂的运行方法公开(公告)号：US08534236B2
公开(公告)日：2013-09-17
申请号：US12893711
申请日：2010-09-29
IPC分类号： F23B80/02
CPC分类号： F23C9/003 , F23C2202/10 , F23C2900/06041 , F23J2215/50 , F23L7/007 , F23L2900/07001 , F23L2900/07005 , F23L2900/07006 , F25J3/04533 , F25J2215/02 , F25J2245/40 , F25J2245/42 , F25J2260/80 , Y02E20/322 , Y02E20/344
摘要： An oxyfuel combustion boiler plant comprising: a boiler having an air separation unit for manufacturing oxygen by separating nitrogen from air, a burner for burning the oxygen supplied from the air separation unit and pulverized coal, and a primary system pipe for supplying the pulverized coal to the burner, exhaust gas recirculation system pipe for supplying combustion exhaust gas discharged from the boiler to the primary system pipe, a carbon dioxide capture unit for capturing carbon dioxide in the exhaust gas discharged from the boiler, the oxyfuel combustion boiler plant is further comprising: an oxygen buffer tank disposed on a downstream side of the air separation unit; an oxygen supply pipe for supplying oxygen to the primary system pipe of the burner from the oxygen buffer tank; and a nitrogen supply pipe for supplying a part of nitrogen generated from the air separation unit or an air supply pipe for supplying air from outside which is connected to the oxygen supply pipe on a downstream side of the oxygen buffer tank and on an upstream side of a junction of the primary system pipe.
摘要翻译： 一种氧燃烧锅炉设备，包括：锅炉，具有用于通过从空气中分离氮气来制造氧气的空气分离单元，用于燃烧从空气分离单元和粉煤供应的氧气的燃烧器，以及用于将粉煤供应到主体系统管 所述燃烧器，用于从所述锅炉向所述主系统管排出的燃烧废气的排气再循环系统管，用于捕获从所述锅炉排出的废气中的二氧化碳的二氧化碳捕获单元，所述氧燃料燃烧锅炉设备还包括： 设置在所述空气分离单元的下游侧的氧缓冲罐; 用于从氧气缓冲罐向燃烧器的主系统管供氧的供氧管; 以及氮气供给管，其用于供给来自所述空气分离单元的氮气的一部分或用于从外部供给空气的空气供给管，所述空气供给管与所述氧气缓冲罐的下游侧的氧供给管连接，并且在所述供气管的上游侧 主系统管道的接头。
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公开(公告)号：US20110094105A1
公开(公告)日：2011-04-28
申请号：US12908551
申请日：2010-10-20
IPC分类号： B21D51/24
CPC分类号： F23L7/007 , F23C9/003 , F23C2202/30 , F23L2900/07001 , Y02E20/322 , Y02E20/344 , Y10T29/49352 , Y10T29/49387 , Y10T29/49716
摘要： A method for retrofitting a pulverized coal boiler in an air combustion boiler system is disclosed, which has a plurality of burners over a plurality of stages along the vertical direction on a wall surface of a furnace of the pulverized coal boiler and an after-air port for introducing air for two-stage combustion located above the burners to retrofit into a two-stage combustion pulverized coal boiler in an oxyfuel combustion boiler system.
摘要翻译： 公开了一种在空气燃烧锅炉系统中改造粉煤锅炉的方法，该方法在粉煤锅炉的炉壁的表面上沿着垂直方向在多个级上具有多个燃烧器，以及后空气口 用于引入位于燃烧器上方的用于两级燃烧的空气，以改造为在氧燃烧锅炉系统中的两级燃烧粉煤锅炉。
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