多段式炉拱的节能燃煤锅炉
    1.
    发明申请

    公开(公告)号:WO2013071463A1

    公开(公告)日:2013-05-23

    申请号:PCT/CN2011/001968

    申请日:2011-11-25

    Inventor: 张勤福

    CPC classification number: F22B21/00 F23M5/06

    Abstract: 一种多段式炉拱的节能燃煤锅炉,包括炉膛本体,炉膛本体上设置有炉胆(6)。炉膛本体内壁设置有冷水壁(2),冷水壁(2)的进水口与水箱(7)连接,冷水壁的另一端与炉胆(6)连接。炉膛本体内设置有前拱(1)和后拱(3),后拱(3)为分段式结构,其上设置有清灰孔(4)。炉膛本体上还设置有人孔(5)。炉胆(6)通过管道与热回收装置(9)连接,热回收装置(9)与三连塔脱硫除尘器(10)连接。该燃煤锅炉的优点在于:能对高温烟气分流,调整炉膛温度,使燃烧点温度均衡;增加了炉拱的有效长度,使高挥发性燃煤能够充分燃烧,增加了对煤种的适应性;方便清灰和检修。

    FORCED-FLOW STEAM GENERATOR FOR USING AT STEAM TEMPERATURES OF ABOVE 650°C
    3.
    发明申请
    FORCED-FLOW STEAM GENERATOR FOR USING AT STEAM TEMPERATURES OF ABOVE 650°C 审中-公开
    强迫散热器使用650°C以上的蒸汽温度

    公开(公告)号:WO2011026461A3

    公开(公告)日:2012-07-26

    申请号:PCT/DE2010000981

    申请日:2010-08-20

    CPC classification number: F22B29/06 F22B21/00 F22B37/04 F22B37/143

    Abstract: The invention relates to a forced-flow steam generator for using steam temperatures of above 650°C. Said forced-flow steam generator (1) comprises a combustion chamber (2) and a waste gas flue (3) connected to the upper end thereof, and peripheral walls (4) surrounding said flue. Said walls (4) are formed from tubular walls (5), the tubes thereof guiding the water/steam working medium. The combustion chamber (2) comprises at least one burner (6), and downstream heating surfaces (7) are arranged in the waste gas flue (3). Part of the peripheral walls (4) is covered in the region of the combustion chamber (2) by at least one bulkhead heating surface (8), the size of which on the surface side being determined such that the heat absorption of the peripheral walls (4) and therefore the temperature thereof are reduced to a value enabling the formation of the peripheral walls (4) from modified, heat-resistant 2.25-2.5% chrome steel that does not require any heat aftertreatment following the welding treatment thereof.

    Abstract translation: 使用超过650℃时,一次通过蒸汽发生器的蒸汽温度的强制循环蒸汽发生器(1)具有燃烧室(2)和邻接的烟道(3)的上端部和包围该围墙(4),其中,所述围墙(4) 管壁(5)的形成,其管携带工作介质是水/蒸汽,燃烧室(2)具有至少一个燃烧器(6)和在烟道(3)回收段(7)被设置,与围墙的部件(4) 燃烧室(2)通过被覆盖的区域的至少一个Schottenheizfläche(8)中,确定所述表面侧的尺寸,以便包围壁的热吸收(4),因此它的温度降低到表示所述围墙的生成的值(4) 改性的耐热,允许2.25-2.5%的铬钢,其不需要在焊接加工后热处理。

    HEAT EXCHANGING SYSTEM AND METHOD FOR A HEAT RECOVERY STEAM GENERATOR
    5.
    发明申请
    HEAT EXCHANGING SYSTEM AND METHOD FOR A HEAT RECOVERY STEAM GENERATOR 审中-公开
    热回收蒸汽发生器的热交换系统和方法

    公开(公告)号:WO2015048029A1

    公开(公告)日:2015-04-02

    申请号:PCT/US2014/057005

    申请日:2014-09-23

    Abstract: Heat recovery steam generator comprises a casing, low-pressure evaporator coils, preheater booster coils upstream thereof and feedwater heater coils downstream thereof, a water-to-water heat exchanger having low and high temperature paths; a first conduit from the preheater to the high-temperature path, and a second conduit from the feedwater heater to the preheater. A conduit can extend from feedwater heater to low-pressure evaporator. A conduit can extend from the water-to-water heat exchanger to the feedwater heater. High-pressure economizer coils can be upstream of the preheater, with a conduit exiting the feedwater heater to the high-pressure economizer. Additional coils can be upstream of the high-pressure economizer. The feedwater heater can comprise first and second sections, or first, second and third sections; or more sections. The connections among the various components and sections can be near their upstream and downstream faces.

    Abstract translation: 热回收蒸汽发生器包括壳体,低压蒸发器盘管,其上游的预热器加热器线圈和下游的给水加热器线圈,具有低温和高温路径的水 - 水热交换器; 从预热器到高温路径的第一管道,以及从给水加热器到预热器的第二管道。 导管可以从给水加热器延伸到低压蒸发器。 导管可以从水到水热交换器延伸到给水加热器。 高压节能器线圈可以在预热器的上游,导管从给水加热器排出到高压节能器。 额外的线圈可以在高压节能器的上游。 给水加热器可以包括第一和第二部分,或第一,第二和第三部分; 或更多部分。 各个部件和部件之间的连接可以靠近其上游和下游面。

    设外部蒸汽加热器的锅炉
    6.
    发明申请

    公开(公告)号:WO2014131272A1

    公开(公告)日:2014-09-04

    申请号:PCT/CN2013/082337

    申请日:2013-08-27

    Inventor: 郭琴琴 董师宏

    CPC classification number: F22B21/00 F22G7/12

    Abstract: 一种设外部蒸汽加热器的锅炉,包括炉膛(1),炉膛(1)与尾部烟道(2)连接,尾部烟道(2)的中间部分通过隔墙(5)分为尾部前烟道(3)和尾部后烟道(4),尾部前烟道(3)内设有第一受热面(6),第一受热面(6)下面设有第一烟气调节挡板(8),尾部后烟道(4)内设有第二受热面(7),第二受热面(7)下面设有第二烟气调节挡板(9),其特征在于,外部蒸汽加热器受热面仅设于第一受热面或第二受热面内,外部蒸汽加热器包括外部蒸汽加热器进口集箱(13)和外部蒸汽加热器出口集箱(14),外部蒸汽加热器进口集箱(13)和外部蒸汽加热器出口集箱(14)分别与外部蒸汽加热器受热面的两端连接。上述锅炉结构简单、占地小、节约成本、调节性好。

    COOLED WALL OF COMBUSTION CHAMBER AND COMBUSTION CHAMBER COMPRISING SAID WALL
    7.
    发明申请
    COOLED WALL OF COMBUSTION CHAMBER AND COMBUSTION CHAMBER COMPRISING SAID WALL 审中-公开
    冷却室的燃烧室和燃烧室包括有效的墙壁

    公开(公告)号:WO2014106809A2

    公开(公告)日:2014-07-10

    申请号:PCT/IB2013/061439

    申请日:2013-12-31

    CPC classification number: F22B13/005 F22B21/00 F22B37/365

    Abstract: The present invention relates to a new technology for producing cooled flat walls (1) for combustion chambers. The flat wall according to the present invention comprises at least two flat sheets (2a, 2b) parallel to each other and connected to each other at the lower edges by at least one feeding manifold (4b), at the upper edges by at least one collecting manifold (5b), at the side edges by vertical manifolds (7a, 7b) adapted to convey the fluid entering in said feeding manifold (4b) or exiting from said collecting manifold (4b) (5b). With the flat wall according to the present invention it is possible to obtain multiple advantages, above all linked to lower production and maintenance costs with respect to membrane walls of conventional type.

    Abstract translation: 本发明涉及一种用于生产用于燃烧室的冷却平壁(1)的新技术。 根据本发明的平壁包括彼此平行并且在下边缘处由至少一个进料歧管(4b)彼此连接的至少两个平板(2a,2b),在上边缘处至少一个 通过适于输送进入所述进料歧管(4b)中的流体或从所述收集歧管(4b)(5b)排出的垂直歧管(7a,7b)在侧边处收集歧管(5b)。 利用根据本发明的平壁,可以获得多种优点,首先涉及相对于常规类型的膜壁的降低的生产和维护成本。

    微粉炭焚きボイラ
    9.
    发明申请
    微粉炭焚きボイラ 审中-公开
    粉煤锅炉

    公开(公告)号:WO2011030501A1

    公开(公告)日:2011-03-17

    申请号:PCT/JP2010/004878

    申请日:2010-08-03

    Abstract:  本発明の微粉炭焚きボイラは、上下2段のアフタエアノズルのうち上流側に位置する下段のアフタエアノズルの出口となる開口部を矩形形状に形成し、前記下段のアフタエアノズルの内部に、アフタエアノズルの流路を流れる燃焼用空気の最小流路面積を規定する円筒部をこの下段のアフタエアノズルの流路に沿って設置し、前記円筒部の内部に該アフタエアノズルの流路を流れる燃焼用空気に旋回力を与える旋回羽根を設置し、前記下段のアフタエアノズルの流路は、前記円筒部を設置した位置からその下流側のアフタエアノズルの開口部に向かって燃焼用空気が流れるアフタエアノズルの流路の流路面積が拡大するように形成した構成である。

    Abstract translation: 粉煤锅被构造成使得位于上游侧的上排气口和下排气喷嘴之间的用作下排空气喷嘴的出口的开口形成为矩形形状, 限定在后空气喷嘴的流路中流动的燃烧用空气的最小流路面积的圆筒部配置在下部后空气喷嘴内,沿着下部后空气喷嘴的流路延伸, 向在后空气喷嘴的流路中流动的燃烧空气施加旋转力的旋流叶片设置在圆筒部内,下部后空气喷嘴的流路形成为 其中燃烧空气流动的后空气喷嘴的流动路径从圆柱形部分的位置朝着位于圆柱形部分位置的下游侧的空气喷嘴的开口扩展。

    WASTE HEAT STEAM GENERATOR
    10.
    发明申请
    WASTE HEAT STEAM GENERATOR 审中-公开
    热回收蒸汽发生器

    公开(公告)号:WO2010029033A3

    公开(公告)日:2010-06-10

    申请号:PCT/EP2009061521

    申请日:2009-09-07

    CPC classification number: F22B15/00 F22B21/00 F22B37/26

    Abstract: The invention relates to a waste heat steam generator (1) having a plurality of evaporator tubes (4) which are connected in parallel on the flow medium side, a plurality of overheating tubes (26) being mounted downstream of the evaporator tubes by means of a water separation system. Said water separation system comprises a number of water separating elements (12), each water separation element being respectively mounted downstream of a plurality of evaporator tubes (4) and/or upstream of a plurality of overheating tubes (26). Each water separating element (12) comprises an inlet pipe (14) which is respectively connected upstream to the evaporator tubes (4), said inlet pipe extending into a water evacuation pipe when seen in the longitudinal direction. A plurality of outflow pipes (18) branch off in the transitional area, said pipes being connected to a inlet collector (28) of the overheating tubes (26) which are respectively connected downstream. The aim of the invention is to provide said type of waste heat steam generator which is characterised in that it has a particularly high level of operational flexibility with comparatively low construction and reparation complexity. As a result, a distribution element (34) is arranged on the steam side between the respective water separating element (12) and the inlet collector (28).

    Abstract translation: 具有多个流动介质侧并联蒸发管(4)的热回收蒸汽发生器(1),其一些过热器管道(26)通过水分离器相连,水分离器包括多个Wasserabscheideelementen(12),其每一个的数中的每一个的 被蒸发器管(4)连接的下游和/或多个过热器管道(26),每一个的上游侧,所述Wasserabscheideelemente(12)包括一个与(4)连接Einströmrohrstück(14)看到的在其纵向方向(在Wasserableitrohrstück的相应的上游的蒸发器管 16)通过,其特征在于,在过渡区域中分支的数Abströmrohrstücken被连接(18)(与相应的下游的过热器管(26)的入口集管28),在特别高的操作灵活性,使与它相对低的建造和维修成本。 为了这个目的,各个Wasserabscheideelement(12)和所述入口集电体(28)之间的蒸汽侧被布置在分配器元件(34)。

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