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    • 2. 发明申请
    • SOOT BLOWER ASSEMBLY
    • 大锅炉组件
    • WO1998027383A1
    • 1998-06-25
    • PCT/US1997022389
    • 1997-12-05
    • COPES-VULCAN, INC.PARKIN, Gregory, A.GRAY, Ronald, M.
    • COPES-VULCAN, INC.
    • F22B37/18
    • F28G3/16F28G15/04
    • A soot blower lance tube indexing mechanism (54) including a pinion (64), first and second pinion ratchet/sprocket assemblies (76, 78), a spindle (32), first and second spindle sprockets (58, 60), and a clutch. The clutch is operable to link the first pinion ratchet/sprocket assembly (76) with the first spindle sprocket (58) to rotatably drive the spindle (32) in a first direction when the lance tube (30) is extended. The clutch is further operable to link the second ratchet/sprocket assembly (78) with the second spindle sprocket (60) to rotatably drive the spindle (32), when the lance tube (30) is retracted. In an alternative embodiment, the lance tube (30) rotates in a single direction regardless of whether the lance tube (30) is being extended or retracted.
    • 一种包括小齿轮(64),第一和第二小齿轮棘轮/链轮组件(76,78),主轴(32),第一和第二主轴链轮(58,60)的吹灰器吹风枪分度机构(54) 离合器。 离合器可操作以使第一小齿轮棘轮/链轮组件(76)与第一主轴链轮(58)连接,以在喷枪管(30)延伸时沿第一方向可旋转地驱动主轴(32)。 离合器还可操作以在喷枪管(30)缩回时将第二棘轮/链轮组件(78)与第二主轴链轮(60)连接以可旋转地驱动主轴(32)。 在替代实施例中,喷枪管(30)在单个方向上旋转,而不管喷枪管(30)是伸展还是缩回。
    • 3. 发明申请
    • SOOTBLOWER NOZZLE
    • SOOTBLOWER喷嘴
    • WO1997038264A1
    • 1997-10-16
    • PCT/US1996013112
    • 1996-08-12
    • BERGEMANN USA, INC.
    • BERGEMANN USA, INC.JAMEEL, Mohomed, I.
    • F22B37/18
    • B05B1/34F28G1/16F28G3/16
    • A nozzle (16) for a sootblower (10) is used to project a cleaning agent against the internal surfaces of a boiler for removing fireside deposit. The nozzle of the present invention incorporates a passageway having a convergent segment between its entrance end (49, 73) and its most narrow point, the throat (47, 77). Extending from the throat to the nozzle's exit is an expansion chamber (51, 82) in which the cleaning fluid passing therein expands and drops in pressure to substantially ambient pressure. The flow stream of the jet of the cleaning agent discharged from the nozzle is essentially parallel to the center axis of the nozzle. Additionally, the nozzles can be mounted diametrically opposed or spaced along the longitudinal axis of the lance tube (201). Moreover, the nozzles mounted in a lance tube can be mounted flush with the outside surface of the lance tube, contoured to its shape. In one embodiment, a sootblower lance is provided with an expanded tip portion (204) to reduce turbulence and pressure variations caused by inwardly protruding nozzles in the interior of the lance tube.
    • 用于吹灰器(10)的喷嘴(16)用于将清洁剂投射到锅炉的内表面以除去炉边沉积物。 本发明的喷嘴包括在其入口端(49,73)与其最狭窄的点(47,77)之间具有会聚段的通道。 从喉部延伸到喷嘴的出口是膨胀室(51,82),其中通过其中的清洁流体在压力下膨胀并下降到基本上环境压力。 从喷嘴排出的清洁剂的射流的流动流基本上平行于喷嘴的中心轴线。 另外,喷嘴可以沿着喷枪管(201)的纵向轴线直径相对或间隔地安装。 此外,安装在喷枪管中的喷嘴可以与喷枪管的外表面齐平地安装成其形状。 在一个实施例中,吹灰器喷枪设置有膨胀的尖端部分(204),以减少由喷枪管内部的向内突出的喷嘴引起的湍流和压力变化。
    • 8. 发明申请
    • AUTOMATED DAMPING PORT RODDER
    • 自动阻尼端口机
    • WO1997015783A1
    • 1997-05-01
    • PCT/US1995014015
    • 1995-10-27
    • DRAYTON CORPORATION
    • DRAYTON CORPORATIONSHELTON, Jeff, L.STALLINGS, Kevin, JayHOGAN, Thomas, Howard
    • F22B37/18
    • F23L1/00F23J3/00F28G1/14
    • A device for unplugging air ports on chemical recovery boilers. Chemical recovery boilers are typically used for recovery of black liquor, but are periodically shutdown due to excessive build-up of carryover on air intake ports. Damping ports allow variation in air input to improve boiler efficiency, but are susceptible to port pluggage. Therefore, boilers utilize various rodding devices to unplug the air ports. The instant invention combines an automatic rodding system within an air damper to boost efficiency of the boiler. The invention uses a pivotally mounted damper (43) to cover the port (18) and provide damping to the boiler furnace. The damper (43) is aligned with and superjacent the rodding mechanism (26) and is supported intermediate the port (18) and the pivotal mounting by a linkage (51, 52) which raises and lowers the damper (43) responsive to linear motion of the rodding mechanism (26).
    • 用于拔除化学回收锅炉上的空气口的装置。 化学回收锅炉通常用于回收黑液,但由于进气端口上的残留物积聚过多,因此定期关闭。 阻尼端口允许空气输入变化以提高锅炉效率,但容易受到港口行李。 因此,锅炉利用各种吊装装置来拔下空气口。 本发明结合了空气阻尼器内的自动拉杆系统以提高锅炉的效率。 本发明使用枢轴安装的阻尼器(43)来覆盖端口(18)并且向锅炉炉提供阻尼。 阻尼器(43)与啮合机构(26)对准并位于其上方,并且通过连杆(51,52)支撑在端口(18)的中间,枢转安装件响应于线性运动而升高和降低阻尼器(43) (26)。
    • 10. 发明申请
    • STEAM GENERATOR WITH TUBE ALIGNING ORIFICE
    • 蒸汽发生器与管排列
    • WO2015099867A2
    • 2015-07-02
    • PCT/US2014/061145
    • 2014-10-17
    • NUSCALE POWER, LLC
    • LOBSCHEID, Christian
    • F22B37/18
    • F22B1/1838B23P15/26F22B37/18F22B37/74Y10T29/4935
    • A heat transfer system includes a plenum configured to provide a secondary side fluid such as feedwater to a plurality of heat transfer tubes from a primary side fluid, and a tube sheet coupled to the plurality of heat transfer tubes. An orifice plate is mounted within the plenum and located adjacent to the tube sheet, and one or more orifice devices are supported by the orifice plate and are configured for insertion into or sealing against the plurality of heat transfer tubes. The one or more orifice devices may include center flow orifices, and/or rectangular or helical shaped transition stepped annular flow orifices, and an insertion of a number of the transition steps into the plurality of heat transfer tubes may determine a corresponding pressure drop of the secondary side fluid in the heat transfer system.
    • 传热系统包括一个气室,其配置成从主流体向多个传热管提供二次侧流体,例如给水,以及联接到多个传热管的管板。 孔板安装在集气室内并位于管板附近,并且一个或多个孔口装置由孔板支撑并且构造成用于插入或密封多个传热管。 一个或多个孔口装置可以包括中心流动孔和/或矩形或螺旋状的过渡阶梯式环形流动孔,并且将多个过渡步骤插入到多个传热管中可以确定相应的压降 二次侧流体在传热系统中。