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    • 1. 发明申请
    • TUYERE STOCK ARRANGEMENT FOR A BLAST FURNACE AND METHOD FOR FEEDING HOT BLAST INTO A BLAST FURNACE
    • 用于高炉的TUYERE库存装置和用于在高炉中进行热爆破的方法
    • WO2010108880A3
    • 2010-12-16
    • PCT/EP2010053671
    • 2010-03-22
    • WURTH PAUL SAGOEDERT PAULHAUSEMER LIONELSIMOES JEAN-PAUL
    • GOEDERT PAULHAUSEMER LIONELSIMOES JEAN-PAUL
    • C21B7/16F27B1/16
    • C21B7/163F27B1/16
    • Tuyere stock arrangement (10) of a blast furnace comprising a tuyere (14) having a tuyere body (20) configured for installation in a blast furnace wall (12); the tuyere body (20) having an outer wall (22), a front face (24) and a rear face (26), the tuyere body (20) further having a tuyere channel (28) extending from the rear face (26) to the front face (24), the tuyere channel (28) forming an inner wall (30) in the tuyere body (20). The tuyere stock arrangement (10) further comprises a blowpipe (34) connected between the rear face (26) of the tuyere body (20) and a gas feeding device (38), the blowpipe (34) being configured and arranged so as to feed hot gas, generally hot blast air, from the gas feeding device (38) to the tuyere channel (28) for injection into the blast furnace. The tuyere stock arrangement (10) also comprises an injection lance (40) for feeding a combustible, generally pulverized or granular coal, into the blast furnace at the tuyere level, the injection lance (40) being an coaxial lance comprising an outer pipe and an inner pipe, coaxially arranged within the outer pipe, the outer and inner pipes being arranged for separately conveying oxidizing gas and said combustible, the inner pipe forming a separation wall for separating said combustible from the oxidizing gas. According to an important aspect of the invention, the injection lance (40) is removably arranged in a lance passage (42) formed in the tuyere body (20), the lance passage (42) being arranged between the inner wall (30) and the outer wall (22) of the tuyere body (20) and extending from the rear face (26) to the front face (24), the lance passage (42) opening into a front face (24) of the tuyere body (20).
    • 包括风口(14)的鼓风炉的风口存储装置(10),所述风口(14)具有被配置用于安装在高炉壁(12)中的风口主体(20); (20)具有外壁(22),前表面(24)和后表面(26),风口体(20)还具有从后表面(26)延伸的风口通道(28) 到前面(24),风口通道(28)形成风口体(20)内的内壁(30)。 风口存储装置(10)还包括连接在风口体(20)的背面(26)和气体供给装置(38)之间的吹管(34),吹风管(34)被构造和布置成 从供气装置(38)向风口通道(28)供给热气,通常为热风,用于注入高炉。 风口存储装置(10)还包括用于将可燃的,通常粉碎的或颗粒状的煤供入高炉中的风口水平的喷枪(40),喷枪(40)是同轴喷枪,其包括外管和 内管,同轴地布置在外管内,外管和内管布置成分开输送氧化气体和所述可燃物,内管形成用于将所述可燃物与氧化气体分离的分隔壁。 根据本发明的一个重要方面,喷枪(40)可拆卸地设置在形成于风口体(20)中的喷枪通道(42)中,喷枪通道(42)布置在内壁(30)和 (20)的外壁(22)并且从后表面(26)延伸至前表面(24),喷枪通道(42)通向风口体(20)的前表面(24) )。
    • 2. 发明申请
    • ARRANGEMENT FOR BURNING BLAST FURNACE OFF-GAS FROM A BLEEDER VALVE AND CORRESPONDING BLEEDER VALVE
    • 用于从吹瓶阀和相应的吹瓶阀中吹入高温灭火器的装置
    • WO2010133623A1
    • 2010-11-25
    • PCT/EP2010/056867
    • 2010-05-19
    • PAUL WURTH S.A.SIMOES, Jean-PaulLOUTSCH, JeannotHAUSEMER, Lionel
    • SIMOES, Jean-PaulLOUTSCH, JeannotHAUSEMER, Lionel
    • C21B7/00F27D17/00
    • F27D17/008C21B7/005C21B9/12
    • The invention proposes an arrangement for burning blast furnace off-gas from a bleeder valve. It comprises a bleeder valve (20) having a fixed hollow valve body (22) defining an outlet (26) and a valve seat and a movable obturator (24) that cooperates with the valve seat for closing the bleeder valve and releasing blast furnace off-gas through the outlet. The arrangement includes an apparatus for combustion of blast furnace off-gas released by the bleeder valve (20). This apparatus is characterized by an ignition device (32, 38, 40, 42, 44) that is arranged on or adjacent the valve body or the moveable obturator of the bleeder valve (20) itself. The ignition device (32, 38, 40, 42, 44) has its spatial ignition range located downstream the outlet in a region where blast furnace off-gas released through the outlet mixes with ambient air when the obturator is in an open position so as to allow open-air combustion of blast furnace off-gas released into ambient air at the location of the bleeder valve.
    • 本发明提出了一种用于从排气阀燃烧高炉废气的装置。 它包括具有限定出口(26)的固定中空阀体(22)的泄放阀(20)和与阀座配合的阀座和可动闭塞器(24),用于关闭泄放阀并释放高炉 - 通过出口。 该装置包括用于由泄放阀(20)释放的高炉废气的燃烧装置。 该装置的特征在于设置在阀体或泄放阀(20)本身的可移动闭塞器上或附近的点火装置(32,38,40,42,44)。 点火装置(32,38,40,42,44)的空间点火范围位于出口下游的区域,在封闭器处于打开位置时,通过出口释放的高炉废气与环境空气混合,以便 以允许高压废气的露天燃烧释放到泄放阀位置的环境空气中。
    • 3. 发明申请
    • TUYERE STOCK ARRANGEMENT FOR A BLAST FURNACE AND METHOD FOR FEEDING HOT BLAST INTO A BLAST FURNACE
    • 用于烤火炉的锅炉装置和用于将热量送入烤炉的方法
    • WO2010108880A2
    • 2010-09-30
    • PCT/EP2010/053671
    • 2010-03-22
    • PAUL WURTH S.A.GOEDERT, PaulHAUSEMER, LionelSIMOES, Jean-Paul
    • GOEDERT, PaulHAUSEMER, LionelSIMOES, Jean-Paul
    • C21B7/16F27B1/16
    • C21B7/163F27B1/16
    • Tuyere stock arrangement (10) of a blast furnace comprising a tuyere (14) having a tuyere body (20) configured for installation in a blast furnace wall (12); the tuyere body (20) having an outer wall (22), a front face (24) and a rear face (26), the tuyere body (20) further having a tuyere channel (28) extending from the rear face (26) to the front face (24), the tuyere channel (28) forming an inner wall (30) in the tuyere body (20). The tuyere stock arrangement (10) further comprises a blowpipe (34) connected between the rear face (26) of the tuyere body (20) and a gas feeding device (38), the blowpipe (34) being configured and arranged so as to feed hot gas, generally hot blast air, from the gas feeding device (38) to the tuyere channel (28) for injection into the blast furnace. The tuyere stock arrangement (10) also comprises an injection lance (40) for feeding a combustible, generally pulverized or granular coal, into the blast furnace at the tuyere level, the injection lance (40) being an coaxial lance comprising an outer pipe and an inner pipe, coaxially arranged within the outer pipe, the outer and inner pipes being arranged for separately conveying oxidizing gas and said combustible, the inner pipe forming a separation wall for separating said combustible from the oxidizing gas. According to an important aspect of the invention, the injection lance (40) is removably arranged in a lance passage (42) formed in the tuyere body (20), the lance passage (42) being arranged between the inner wall (30) and the outer wall (22) of the tuyere body (20) and extending from the rear face (26) to the front face (24), the lance passage (42) opening into a front face (24) of the tuyere body (20).
    • 包括具有构造成安装在鼓风炉壁(12)中的风口体(20)的风口(14)的高炉的刮板存放装置(10); 所述风口体(20)具有外壁(22),前表面(24)和后表面(26),所述风口体(20)还具有从后表面(26)延伸的风口通道(28) 所述风口通道(28)在所述前表面(24)处形成在所述风口体(20)中的内壁(30)。 风口存放装置(10)还包括连接在风口主体(20)的后表面(26)和气体供给装置(38)之间的吹管(34),所述吹管(34)构造和布置成 将来自气体供给装置(38)的热气体(通常为热风)供给到风口(28),以将其注入高炉。 风口储存装置(10)还包括用于将可燃的,通常粉碎或颗粒状的煤进料到风口水平的高炉中的喷枪(40),喷射枪(40)是同轴喷枪,其包括外管和 内管同轴布置在外管内,外管和内管布置成用于分别输送氧化气体和所述可燃物,内管形成用于从氧化气体中分离所述可燃物的分隔壁。 根据本发明的一个重要方面,喷枪(40)可移除地布置在形成于风口体(20)中的喷枪通道(42)中,喷枪通道(42)布置在内壁(30)和 所述风口主体(20)的外壁(22)从后表面(26)向前表面(24)延伸,所述喷枪通道(42)打开到所述风口体(20)的前表面(24) )。
    • 4. 发明申请
    • METHOD FOR FEEDING HOT GAS TO A SHAFT FURNACE
    • 将热气送入轴承炉的方法
    • WO2010106026A1
    • 2010-09-23
    • PCT/EP2010/053305
    • 2010-03-15
    • PAUL WURTH S.A.SIMOES, Jean-PaulROTH, Jean-Luc
    • SIMOES, Jean-PaulROTH, Jean-Luc
    • C21B9/10C21B9/12
    • C21B9/10C21B9/12Y02P10/122Y10T137/0346Y10T137/0352
    • The present invention proposes a method for feeding hot gas to a shaft furnace (12), wherein the method comprises feeding a first portion (32) of a first gas flow (24) to a mixing chamber (36) and feeding a second portion (34) of the first gas flow (24) into said shaft furnace. The method further comprises feeding a second gas flow (28) to the mixing chamber (36), allowing the first portion (32) of the first gas flow (24) to mix with the second gas flow (28) in the mixing chamber (36), thereby forming a third gas flow (38), and feeding the third gas flow (38) to the shaft furnace (12). The first gas flow (24) has a first volumetric fluid flow rate (V 1 ), a first temperature (T 1 ) and a first pressure (p 1 ); the second gas flow (28) has a second volumetric fluid flow rate (V 2 ), a second temperature (T 2 ) and a second pressure (p 2 ); and the third gas flow (38) has a third volumetric fluid flow rate (V 3 ), a third temperature (T 3 ) and a third pressure (p 3 ). According to an important aspect of the present invention, the first temperature (T 1 ) is higher than the second temperature (T 2 ) and the first pressure (p 1 ) is lower than the second pressure (p 2 ) and the third temperature (T 3 ) is regulated by controlling the second pressure (p 2 ).
    • 本发明提出了一种向竖炉(12)供给热气体的方法,其中所述方法包括将第一气流(24)的第一部分(32)输送到混合室(36)并将第二部分 34)进入所述竖炉中。 该方法还包括将第二气流(28)输送到混合室(36),允许第一气流(24)的第一部分(32)与混合室中的第二气流(28)混合 36),从而形成第三气流(38),并将第三气流(38)输送到竖炉(12)。 第一气流(24)具有第一体积流体流速(V1),第一温度(T1)和第一压力(p1); 第二气流(28)具有第二体积流体流速(V2),第二温度(T2)和第二压力(p2); 并且第三气流(38)具有第三体积流体流速(V3),第三温度(T3)和第三压力(p3)。 根据本发明的一个重要方面,第一温度(T1)高于第二温度(T2),第一压力(p1)低于第二压力(p2),第三温度(T3)被调节 通过控制第二压力(p2)。
    • 5. 发明申请
    • METHOD FOR OPERATING A BLAST FURNACE AND BLAST FURNACE INSTALLATION
    • 一种用于操作烤炉和烤炉安装的方法
    • WO2010049536A1
    • 2010-05-06
    • PCT/EP2009/064408
    • 2009-10-30
    • PAUL WURTH S.A.ROTH, Jean-LucSIMOES, Jean-Paul
    • ROTH, Jean-LucSIMOES, Jean-Paul
    • C21B5/06C21B7/00C10B49/02C10B53/02C10B53/07
    • C21B5/06C10B49/02C21B7/002C21B2100/22Y02E50/14Y02P10/122Y02P10/126Y02P10/128Y02P10/265Y02P10/283
    • The present invention proposes a method for operating a blast furnace (12) comprising the steps of recovering top gas from the blast furnace (12); submitting at least a portion of the top gas to a recycling process; and feeding the recycled top gas back into the blast furnace (12). According to an important aspect of the invention, the recycling process comprises feeding the recovered top gas to a reformer unit (40); feeding volatile carbon containing material (42) to the reformer unit (40); proceeding to flash gasification of the volatile carbon containing material in the reformer unit (40), at a temperature between 1100 and 1300°C, and thereby producing devolatised carbonaceous material and synthesis gas; and allowing the devolatised carbonaceous material and synthesis gas to react with the recovered top gas. The invention also proposes a blast furnace installation (1) with a blast furnace (12) and a top gas recycling installation (14) for carrying out the above method.
    • 本发明提出了一种操作高炉(12)的方法,包括以下步骤:从高炉(12)回收顶部气体; 将至少一部分顶部气体提交到再循环过程; 并将回收的顶部气体送回高炉(12)。 根据本发明的一个重要方面,回收过程包括将回收的顶部气体进料到重整单元(40)中; 将含挥发性碳的材料(42)供给到重整单元(40); 在重整单元(40)中,在1100〜1300℃的温度下进行含挥发性碳的材料的闪蒸,由此生成脱挥发的碳质材料和合成气; 并使脱挥发的碳质材料和合成气与回收的顶部气体反应。 本发明还提出了一种具有高炉(12)的高炉装置(1)和用于执行上述方法的顶部气体回收装置(14)。
    • 7. 发明申请
    • DEVICE FOR REGULATING THE TEMPERATURE OF A GAS IN A HOT GAS MAIN
    • 用于调节气体主要气体温度的装置
    • WO2010133563A1
    • 2010-11-25
    • PCT/EP2010/056767
    • 2010-05-18
    • PAUL WURTH S.A.PAUL WURTH REFRACTORY & ENGINEERING GMBHMÖLLER, ManfredESCHMANN, FriedrichSIMOES, Jean-Paul
    • MÖLLER, ManfredESCHMANN, FriedrichSIMOES, Jean-Paul
    • C21B9/16F23J15/06F27B1/16C21B5/06
    • C21B9/16C21B5/06C21B2100/64F27B1/16F27D99/0033Y02P10/283
    • The present invention proposes a device (10) for regulating the temperature of a gas in a hot gas main for feeding hot gas to a blast furnace. Such a device (10) comprises a mixing pot (14) with a first mixing chamber (16) and a second mixing chamber (18), the first and second mixing chambers (16, 18) being in fluid communication with each other by means of a Venturi-type restriction (20). The first mixing chamber (16) is provided with a first inlet port (22) for feeding hot gas into the first mixing chamber (16), a second inlet port (26) for feeding cold gas into the first mixing chamber (16) and a third inlet port (56) for feeding cold gas into the second mixing chamber (18). The first mixing chamber (16) is further provided with a first outlet port (42) for feeding a first stream of mixed gas from the first mixing chamber (16) to a first gas distribution system (46), while the second mixing chamber (18) is provided with a second outlet port (60) for feeding a second stream of mixed gas from the second mixing chamber (18) to a second gas distribution system (64). The first stream of mixed gas has a temperature different from a temperature of the second stream of mixed gas.
    • 本发明提出了一种用于调节用于向高炉供给热气体的热气体主体中的气体的温度的装置(10)。 这种装置(10)包括具有第一混合室(16)和第二混合室(18)的混合罐(14),第一和第二混合室(16,18)通过装置彼此流体连通 的文丘里型限制(20)。 第一混合室(16)设置有用于将热气体输送到第一混合室(16)中的第一入口(22),用于将冷气送入第一混合室(16)的第二入口(26)和 用于将冷气送入第二混合室(18)的第三入口(56)。 第一混合室(16)还设置有第一出口(42),用于将来自第一混合室(16)的第一混合气体流供给到第一气体分配系统(46),而第二混合室 18)设置有用于将来自第二混合室(18)的第二混合气体流供给到第二气体分配系统(64)的第二出口(60)。 第一混合气体流的温度不同于第二混合气体流的温度。
    • 8. 发明申请
    • METHOD FOR OPERATING A REGENERATIVE HEATER
    • 操作再生加热器的方法
    • WO2010133476A1
    • 2010-11-25
    • PCT/EP2010/056422
    • 2010-05-11
    • PAUL WURTH S.A.SIMOES, Jean-Paul
    • SIMOES, Jean-Paul
    • C21B9/04C21B9/14
    • C21B9/14C21B9/04Y02P10/122Y02P10/126
    • The present invention proposes a method for operating a regenerative heater (10), in particular a hot blast stove of a blast furnace, the regenerative heater (10) comprising a first chamber (12) and a second chamber (22), the first chamber (12) having a burner (14) arranged therein, the second chamber (22) comprising heat storage means. Such a method comprises a heating cycle wherein fuel and oxidizing gas are fed to the burner (14) of the first chamber (12) and allowed to burn and wherein hot flue gasses are led through the second chamber (22) to heat the heat storage means; and a blowing cycle wherein a process gas is fed through the second chamber (22) to pick up heat from the heat storage means. According to an important aspect of the present invention, the heating cycle comprises the steps of feeding a first stream (38) of fuel to the burner (14) of the regenerative heater (10); feeding a second stream (42) of fuel to a pre-combustion chamber (44); feeding oxygen (46) to the pre-combustion chamber (44); allowing the second stream (42) of fuel and the oxygen (46) to interact so as to form oxidizing gas (48); and feeding the oxidizing gas (48) to the burner (14) of the regenerative heater (10). At the end of the heating cycle, the supply of oxygen (46) to the pre-combustion chamber (44) is discontinued, while further feeding the second stream (42) of fuel to the pre-combustion chamber (44) and further feeding the first stream (38) of fuel to the burner (14).
    • 本发明提出了一种用于操作再生加热器(10)的方法,特别是高炉的热风炉,所述再生加热器(10)包括第一室(12)和第二室(22),所述第一室 (12)具有布置在其中的燃烧器(14),所述第二室(22)包括蓄热装置。 这种方法包括加热循环,其中燃料和氧化气体被供给到第一室(12)的燃烧器(14)并被允许燃烧,并且其中热烟道气被引导通过第二室(22)以加热储热器 手段; 以及吹送循环,其中处理气体通过第二室(22)进料,以从储热装置吸取热量。 根据本发明的重要方面,加热循环包括以下步骤:将第一燃料流(38)供给到再生加热器(10)的燃烧器(14); 将第二燃料流(42)供给到预燃烧室(44); 将氧气(46)输送到预燃烧室(44); 允许燃料和氧气(46)的第二流(42)相互作用以形成氧化气体(48); 以及将氧化气体(48)供给到再生加热器(10)的燃烧器(14)。 在加热循环结束时,停止向预燃烧室(44)供应氧气(46),同时进一步将第二燃料流(42)进料到预燃烧室(44)并进一步进料 燃料到燃烧器(14)的第一流(38)。
    • 9. 发明申请
    • BUSTLE PIPE ARRANGEMENT
    • 繁忙的管道安排
    • WO2010076211A9
    • 2010-10-21
    • PCT/EP2009067248
    • 2009-12-16
    • PAUL WURTH REFRACTORY & ENGINEWURTH PAUL SASIMOES JEAN-PAULHAUSEMER LIONELMOELLER MANFREDTOCKERT PAULHEBEL RUDOLF
    • SIMOES JEAN-PAULHAUSEMER LIONELMOELLER MANFREDTOCKERT PAULHEBEL RUDOLF
    • F27B1/16C21B7/16C21B9/10
    • F27B1/16C21B7/163C21B9/10F27B1/10F27D1/12F27D3/16
    • The present invention proposes a bustle pipe arrangement (10) of a shaft furnace, in particular for feeding hot gas into the shaft furnace such as e.g. a blast furnace, wherein the bustle pipe arrangement (10) comprises a circumferential bustle pipe (12) arranged along the outer casing (14) of the shaft furnace, the bustle pipe (12) being arranged at a certain distance form the outer casing (14). The arrangement (10) further comprises a plurality of first arms (22) connecting the bustle pipe (12) to the outer casing (14) of the shaft furnace on a first level; and a plurality of second arms (24) connecting the bustle pipe (12) to the outer casing (14) of the shaft furnace on a second level, the first level being different from the second level. First and second blow channels (26, 30) are respectively arranged through the first and second arms (22, 24) for fluidly connecting the bustle pipe (12) to the interior of the shaft furnace.
    • 本发明提出了一种竖炉的热交换管道装置(10),特别是用于将热气体供入竖炉中,例如, (10)包括沿着竖炉的外壳(14)布置的周向环形管(12),所述环形管(12)布置在与外壳(12)相距一定距离处 14)。 所述装置(10)还包括多个第一臂(22),所述多个第一臂在第一高度上将所述b管(12)连接至所述竖炉的外壳(14) 以及多个第二臂(24),所述多个第二臂(24)在第二高度上将所述b管(12)连接到所述竖炉的外壳(14),所述第一高度不同于所述第二高度。 第一和第二吹送通道(26,30)分别通过第一和第二臂(22,24)布置,用于将热交换管(12)流体连接到竖炉内部。