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    • 31. 发明授权
    • Method and device for evening out the basic weight cross section by
sectioning the screen circuit
    • 通过切片屏幕电路对基本重量截面进行傍晚的方法和装置
    • US5573642A
    • 1996-11-12
    • US157891
    • 1993-11-24
    • Ulrich Begemann
    • Ulrich Begemann
    • D21F1/02D21F1/06D21F1/08D21F7/06D21F1/66
    • D21F1/06D21F1/02D21F1/08D21F7/06
    • To regulate the basis weight cross section of the fiber suspension dispensed by the outlet of a headbox of a paper making machine onto the screen or screens of the following forming section, the headbox is sectioned across the width of the machine with individual first sections of fiber suspension across the width. The fiber suspension on the screen(s) in the following forming section is drained and the drained filtrate is collected in second sections respectively generally corresponding to the first sections of the headbox. The removed sectioned filtrate is recycled to the respective sections of the headbox and is mixed with the suspension normally entering the headbox to regulate and make more uniform the basis weight cross section of the fiber suspension.
    • 为了将由造纸机的流浆箱的出口分配的纤维悬浮液的基重横截面调节到随后的成形部分的筛网上,流浆箱横跨整个机器的宽度被分割成具有单独的第一纤维部分 悬挂横跨宽度。 在下面的成形部分的筛网上的纤维悬浮液被排出,排出的滤液被收集在通常对应于流浆箱的第一部分的第二部分中。 将去除的切片的滤液再循环到流浆箱的相应部分,并与通常进入流浆箱的悬浮液混合以调节并使纤维悬浮液的基重横截面更均匀。
    • 34. 发明授权
    • Press section
    • 按部分
    • US06863776B2
    • 2005-03-08
    • US10247339
    • 2002-09-20
    • Ulrich BegemannIngolf CedraThomas AugschellerGeorg Kleiser
    • Ulrich BegemannIngolf CedraThomas AugschellerGeorg Kleiser
    • D21F3/02D21F3/04
    • D21F3/045D21F3/04
    • Press section and process for dewatering a fibrous material web that includes a plurality of rolls arranged to form at least three nips and at least one endlessly circulating dewatering belt associated with each nip. Each at least one endlessly circulating dewatering belt is structured and arranged to guide the fibrous material web through its respective nip and to receive water squeezed out of the fibrous material web in the respective nip. The plurality of rolls include at least one press roll having a smooth surface arranged to contact a surface of the fibrous material web and an endlessly circulating, smooth transfer belt is structured and arranged to contact a surface of the fibrous material web opposite the surface contacting the smooth surface of the at least one press roll and to support the fibrous material web through at least one of the at least three nips.
    • 用于使纤维材料纤维网脱水的压榨部分和方法,所述纤维材料纤维网包括布置成形成至少三个辊隙的多个辊和与每个辊隙相关联的至少一个循环循环的脱水带。 每个至少一个不断循环的脱水带被构造和布置成将纤维材料纤维网引导通过其相应的辊隙并且在相应的辊隙中接收从纤维材料幅材挤出的水。 多个辊包括至少一个压榨辊,其具有布置成接触纤维材料纤维网的表面的光滑表面,并且循环的,平滑的转移带被构造和布置成接触纤维材料幅材的与接触 所述至少一个压榨辊的光滑表面并且通过所述至少三个压区中的至少一个来支撑所述纤维材料纤维网。
    • 37. 发明授权
    • Process for cleaning or maintaining the cleanliness of the low-consistency branch of a headbox system
    • 用于清洁或保持流浆箱系统的低浓度分支的清洁度的过程
    • US06214170B1
    • 2001-04-10
    • US09401953
    • 1999-09-23
    • Ulrich BegemannHolger Humberg
    • Ulrich BegemannHolger Humberg
    • D21F100
    • D21F1/02D21F1/08
    • Process for cleaning or maintaining the cleanliness of a low-consistency branch of a stock density-regulated headbox system including a constant part of a paper or cardboard machine having at least one high-consistency branch and one low-consistency branch, possibly sectioned. The final concentration output by the headbox onto a wire or between two wires is determined by a mixing ratio of high-concentration and low-concentration suspension flows. The process includes supplying the low-consistency branch with an increased content of solid particles. Headbox system including a constant part of a paper or cardboard machine, having a stock density regulation that is sectioned across the machine width by variably mixing a high-consistency suspension and a low-consistency suspension, with a high-consistency branch and a low-consistency branch. The headbox system includes at least one supply to the low-consistency branch for introducing solid particle contents into the suspension flow.
    • 用于清洁或保持库存密度调节流浆箱系统的低浓度分支的清洁度的方法,包括具有至少一个高浓度分支和一个低浓度分支的纸或纸板机的恒定部分,可能是分段的。 通过高浓度和低浓度悬浮液的混合比,由流浆箱输出到丝线或两根丝线之间的最终浓度决定。 该方法包括向低浓度分支提供增加的固体颗粒含量。 流浆箱系统包括纸或纸板机的恒定部分,其具有通过可变地混合高浓度悬浮液和低浓度悬浮液的高度分散和低浓度悬浮液在整个机器宽度上分割的储备密度调节, 一致性分支。 流浆箱系统包括至少一个供应到低浓度分支以将固体颗粒物质引入悬浮液流中。
    • 39. 发明授权
    • Process and device for controlling the consistency and fiber orientation
profile in a headbox
    • 用于控制流浆箱中的稠度和纤维取向特征的方法和装置
    • US6136152A
    • 2000-10-24
    • US921022
    • 1997-08-29
    • Ulrich Begemann
    • Ulrich Begemann
    • D21F1/02D21F1/08
    • D21F1/022D21F1/02D21F1/026D21F1/08
    • A headbox for a paper machine and a process for controlling consistency of the slurry. The headbox includes a turbulence insert having an inlet end and a distributing pipe having a connecting area. The distributing pipe may extend across a width of the paper machine for feeding a slurry flow through the connecting area and into the turbulence insert. The headbox may also include a nozzle having an outlet gap and a plurality of feed lines supplying control flows. The plurality of feed lines may be coupled to the connecting area at an angle .alpha. between approximately 5.degree. and 170.degree. with respect to a directional component of the slurry flow directed toward the turbulence insert, the plurality of feed lines may be positioned in a vicinity of the inlet end. The headbox may further include a device for adjusting the control flows, whereby a consistency of the slurry flow may be adjusted in the vicinity of the inlet end by adjusting the control flows, while a constant volumetric flow of the slurry flow is maintained in the vicinity of the inlet end. The process includes feeding a slurry flow to the headbox across a width of the machine, distributing a plurality of control flows across the width, maintaining a constant rate volumetric flow of the slurry flow, and injecting the plurality of control flows in a vicinity of the turbulence insert at an angle .alpha., between approximately 5.degree. and 170.degree., with respect to a flow component of the slurry flow directed toward the turbulence insert. In this manner, the plurality of control flows may be diverted less than approximately 180.degree. in the distributing pipe to include a flow direction substantially parallel to the slurry flow.
    • 用于造纸机的流浆箱和用于控制浆料稠度的方法。 流浆箱包括具有入口端和具有连接区域的分配管的湍流插入件。 分配管可以延伸穿过造纸机的宽度,以将浆料流通过连接区域并进入湍流插入件。 流浆箱还可以包括具有出口间隙的喷嘴和提供控制流的多个供给管线。 多个进料管线可以相对于朝向湍流插入件的浆料流的方向分量以大约5°和170°之间的角度α耦合到连接区域,多个进料管线可以定位在附近 的入口端。 流浆箱还可以包括用于调节控制流量的装置,由此通过调节控制流量可以在入口端附近调节泥浆流的一致性,同时在附近保持浆液流的恒定体积流量 的入口端。 该过程包括在整个机器的宽度上将浆料流送到流浆箱,在整个宽度上分配多个控制流,保持浆液流的恒定速率体积流量,以及将多个控制流注入到 湍流插入物相对于朝向湍流插入件的浆料流的流动分量以大约5°至170°之间的角度α插入。 以这种方式,多个控制流可以在分配管中转向小于大约180度,以包括基本上平行于浆料流的流动方向。
    • 40. 发明授权
    • Headbox with baffle
    • 带挡板的流浆箱
    • US6017421A
    • 2000-01-25
    • US110913
    • 1998-07-06
    • Ulrich Begemann
    • Ulrich Begemann
    • D21F1/02D21F1/06
    • D21F1/02D21F1/028
    • A headbox of a paper machine for distributing stock suspension over the machine width of the paper machine onto a forming or wire section includes a headbox nozzle that extends over the machine width and that has spaced apart top and bottom lips that gradually converge from the stock nozzle inlet toward the nozzle outlet. At least one baffle that extends over the machine width is located in the nozzle between the lips and spaced therefrom. The length of the baffle in the flow direction of the stock suspension is less than twice the maximum spacing or height between the top and bottom lips of the headbox nozzle, which is the spacing between them at the tallest space, typically at the upstream entrance end of the nozzle. In addition, the length of the baffle is at most less than 50% the length of the nozzle. The baffle tapers narrower in height in the flow direction, and the angle of divergence of the top and bottom surfaces of the baffle is less than 5.degree. from the flow direction of the suspension through the nozzle.
    • 一种造纸机的流浆箱,用于将造纸机的机器宽度上的原料悬浮液分配到成形或线材部分上,包括在机器宽度上延伸的流浆箱喷嘴,并且具有间隔开的顶部和底部唇缘,其从坯料喷嘴逐渐会聚 入口朝向喷嘴出口。 在机器宽度上延伸的至少一个挡板位于嘴唇之间的喷嘴中并与之间隔开。 挡板在料斗悬架的流动方向上的长度小于流浆箱喷嘴的顶部和底部唇缘之间的最大间距或高度的两倍,这是它们在最高空间(通常在上游入口端处)之间的间隔 的喷嘴。 此外,挡板的长度最多小于喷嘴长度的50%。 挡板在流动方向上的高度变窄,并且挡板的顶面和底面的发散角距离通过喷嘴的悬架的流动方向小于5°。