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    • 1. 发明授权
    • Headbox for a machine for producing a fibrous web
    • 用于生产纤维网的机器的流浆箱
    • US08236137B2
    • 2012-08-07
    • US13102688
    • 2011-05-06
    • Wolfgang RufKonstantin FenklMarkus Häuβler
    • Wolfgang RufKonstantin FenklMarkus Häuβler
    • D21F1/18
    • D21F1/02D21F1/022
    • The invention relates to a headbox which comprises a feed device feeding the at least one fiber suspension, a perforated distribution pipe plate arranged immediately downstream thereof and having a plurality of channels arranged in lines and columns, an intermediate channel arranged downstream thereof, extending over the width of the headbox and having a plurality of means for dosing a fluid in partial fluid streams to the at least one fiber suspension in a preferably adjustable/controlled manner, the means being spaced apart from each other in the width direction of the headbox and the individual means comprising a plurality of dosing channels having respective dosing channel openings and an opening center line, arriving at different levels and being connected to a common supply channel. The headbox further comprises a downstream turbulence generator having a plurality of flow channels arranged in lines and columns and a headbox nozzle which is directly contiguous to the turbulence generator and which has a nozzle gap. The headbox according to the invention has a system pressure loss which is substantially composed of a first pressure loss between the feed device and the intermediate channel and a second pressure loss in the turbulence generator, the second pressure loss and the first pressure loss being in a ratio ranging from 8:1 to 1:1, preferably from 4:1 to 1:1, particularly from 2:1 to 1:1.
    • 本发明涉及一种流浆箱,其包括供给至少一个纤维悬浮液的进料装置,一个布置在其下游的多孔分配管板,并且具有排列成直线和立柱的多个通道,布置在其下游的中间通道, 流浆箱的宽度并且具有多个用于将部分流体流中的流体以优选可调节/受控的方式计量至少一个纤维悬浮液的装置,所述装置在流浆箱的宽度方向上彼此间隔开, 各个装置包括具有相应配量通道开口和开口中心线的多个计量通道,达到不同的水平并连接到共同的供应通道。 流浆箱还包括下游湍流发生器,其具有以行和列排列的多个流动通道和与湍流发生器直接邻接且具有喷嘴间隙的流浆箱喷嘴。 根据本发明的流浆箱具有系统压力损失,其基本上由进料装置和中间通道之间的第一压力损失和湍流发生器中的第二压力损失构成,第二压力损失和第一压力损失在 比率为8:1至1:1,优选4:1至1:1,特别是2:1至1:1。
    • 3. 发明授权
    • Sheet formation system with deckle plates and method for reducing edge waves
    • 具有甲板的板材形成系统和减少边缘波浪的方法
    • US06214169B1
    • 2001-04-10
    • US09141339
    • 1998-08-27
    • Wolfgang RufThomas DietzKonstantin Fenkl
    • Wolfgang RufThomas DietzKonstantin Fenkl
    • D21F156
    • D21F1/56
    • Sheet formation system and method for reducing wavy edges in a fourdrinier machine. The system includes a headbox having a nozzle bring adapted to produce a pulp suspension jet across a width of the machine, at least one rotating screen positioned to receive the pulp suspension jet, and at least two deckle plates adjacent to the screen. The deckle plates may be adjustably positionable such that a distance between the deckle plates and a centerline of the screen is adjustable in a machine direction over a substantial portion of a length of the side shields. The method includes directing a pulp suspension jet onto the rotating shield between the deckle plates to form a web sheet, moving the web sheet in a machine direction, and adjusting a distance between the deckle plates as the web sheet is moved in the machine direction. The method also includes positioning the mechanical deckle plates having a flat surface being adapted to face the pulp suspension in the pulp suspension application area to form edges of the sheet being formed and bending the flat surface of the mechanical deckle plates as the formed sheet travels in a machine direction.
    • 用于减少长网机中的波浪边缘的片材形成系统和方法。 该系统包括具有适于在机器宽度上产生纸浆悬浮射流的喷嘴的流浆箱,定位成接收纸浆悬浮液喷射的至少一个旋转筛网和与筛网相邻的至少两个甲板板。 甲板可以可调节地定位,使得甲板之间的距离和屏幕的中心线在机器方向上在侧屏蔽件的长度的大部分上是可调节的。 该方法包括将纸浆悬浮液喷射引导到甲板之间的旋转屏蔽上以形成幅材片材,在幅材方向上移动幅材片材,以及当幅材片材在机器方向上移动时调节板材板之间的距离。 该方法还包括将具有平坦表面的机械板板定位成适于面对纸浆悬浮施用区域中的纸浆悬浮液,以形成所形成的纸张的边缘,并且当所形成的纸张行进时,弯曲机械板板的平坦表面 机器方向。
    • 4. 发明授权
    • Headbox for a machine for producing a fibrous web
    • 用于生产纤维网的机器的流浆箱
    • US08303774B2
    • 2012-11-06
    • US13163271
    • 2011-06-17
    • Wolfgang RufKonstantin FenklMarkus Häussler
    • Wolfgang RufKonstantin FenklMarkus Häussler
    • D21F1/18
    • D21F1/02D21F1/022
    • A headbox includes a feed device for feeding at least one fiber suspension, a perforated distribution pipe plate arranged immediately downstream thereof and having a plurality of channels arranged in lines and columns and an intermediate channel arranged downstream thereof extending over the width of the headbox and having a plurality of apparatuses for dosing a fluid in partial fluid streams to the at least one fiber suspension in an adjustable/controlled manner. The apparatuses are spaced apart from each other in the width direction of the headbox and the individual apparatuses include a plurality of dosing channels having respective dosing channel openings on the outlet side and a dosing channel length, arriving at different levels and being connected to a common supply channel. The headbox further includes a downstream turbulence generator having a plurality of flow channels arranged in lines and columns and a headbox nozzle which is directly contiguous to the turbulence generator and which has a nozzle gap. At least some sections of the channels of the perforated distribution pipe plate have a diffuser and the perforated distribution pipe plate has a length which is ≧0.5·√{square root over (partition)} area the partition area being the surface of the downstream perforated distribution pipe plate divided by the total number of the channels of the perforated distribution pipe plate.
    • 流浆箱包括用于供给至少一种纤维悬浮液的进料装置,在其下游布置的多孔分配管板,并且具有排列成直线和立柱的多个通道,以及布置在流浆箱宽度上的下游的中间通道,并具有 多个装置,用于将部分流体流中的流体以可调节/受控的方式计量至少一个纤维悬浮液。 这些设备在流浆箱的宽度方向上彼此间隔开,并且各个设备包括多个计量通道,其在出口侧具有相应的配量通道开口,并且配量通道长度达到不同水平并连接到共同的 供应渠道。 流浆箱还包括下游湍流发生器,其具有排列成直线和立柱的多个流动通道和与湍流发生器直接邻接且具有喷嘴间隙的流浆箱喷嘴。 穿孔分布管板的通道的至少一些部分具有扩散器,并且穿孔分布管板的长度为≥0.5λ(平方根(分隔))面积,分隔区域是下游穿孔的表面 分配管板除以穿孔分布管板的通道总数。
    • 6. 发明申请
    • HEADBOX FOR A MACHINE FOR PRODUCING A FIBROUS WEB
    • 用于制造纤维网的机器的头架
    • US20110265968A1
    • 2011-11-03
    • US13102688
    • 2011-05-06
    • Wolfgang RufKonstantin FenklMarkus Häußler
    • Wolfgang RufKonstantin FenklMarkus Häußler
    • D21F1/02
    • D21F1/02D21F1/022
    • The invention relates to a headbox which comprises a feed device feeding the at least one fiber suspension, a perforated distribution pipe plate arranged immediately downstream thereof and having a plurality of channels arranged in lines and columns, an intermediate channel arranged downstream thereof, extending over the width of the headbox and having a plurality of means for dosing a fluid in partial fluid streams to the at least one fiber suspension in a preferably adjustable/controlled manner, the means being spaced apart from each other in the width direction of the headbox and the individual means comprising a plurality of dosing channels having respective dosing channel openings and an opening center line, arriving at different levels and being connected to a common supply channel. The headbox further comprises a downstream turbulence generator having a plurality of flow channels arranged in lines and columns and a headbox nozzle which is directly contiguous to the turbulence generator and which has a nozzle gap. The headbox according to the invention has a system pressure loss which is substantially composed of a first pressure loss between the feed device and the intermediate channel and a second pressure loss in the turbulence generator, the second pressure loss and the first pressure loss being in a ratio ranging from 8:1 to 1:1, preferably from 4:1 to 1:1, particularly from 2:1 to 1:1.
    • 本发明涉及一种流浆箱,其包括供给至少一个纤维悬浮液的进料装置,一个布置在其下游的多孔分配管板,并且具有排列成直线和立柱的多个通道,布置在其下游的中间通道, 流浆箱的宽度并且具有多个用于将部分流体流中的流体以优选可调节/受控的方式计量至少一个纤维悬浮液的装置,所述装置在流浆箱的宽度方向上彼此间隔开, 各个装置包括具有相应配量通道开口和开口中心线的多个计量通道,达到不同的水平并连接到共同的供应通道。 流浆箱还包括下游湍流发生器,其具有以行和列排列的多个流动通道和与湍流发生器直接邻接且具有喷嘴间隙的流浆箱喷嘴。 根据本发明的流浆箱具有系统压力损失,其基本上由进料装置和中间通道之间的第一压力损失和湍流发生器中的第二压力损失构成,第二压力损失和第一压力损失在 比率为8:1至1:1,优选4:1至1:1,特别是2:1至1:1。
    • 7. 发明申请
    • HEADBOX FOR A MACHINE FOR PRODUCING A FIBROUS WEB
    • 用于制造纤维网的机器的头架
    • US20110303381A1
    • 2011-12-15
    • US13163271
    • 2011-06-17
    • Wolfgang RufKonstantin FenklMarkus Häussler
    • Wolfgang RufKonstantin FenklMarkus Häussler
    • D21F1/18
    • D21F1/02D21F1/022
    • A headbox includes a feed device for feeding at least one fiber suspension, a perforated distribution pipe plate arranged immediately downstream thereof and having a plurality of channels arranged in lines and columns and an intermediate channel arranged downstream thereof extending over the width of the headbox and having a plurality of apparatuses for dosing a fluid in partial fluid streams to the at least one fiber suspension in an adjustable/controlled manner. The apparatuses are spaced apart from each other in the width direction of the headbox and the individual apparatuses include a plurality of dosing channels having respective dosing channel openings on the outlet side and a dosing channel length, arriving at different levels and being connected to a common supply channel. The headbox further includes a downstream turbulence generator having a plurality of flow channels arranged in lines and columns and a headbox nozzle which is directly contiguous to the turbulence generator and which has a nozzle gap. At least some sections of the channels of the perforated distribution pipe plate have a diffuser and the perforated distribution pipe plate has a length which is ≧0.5·√{square root over (partition)} area the partition area being the surface of the downstream perforated distribution pipe plate divided by the total number of the channels of the perforated distribution pipe plate.
    • 流浆箱包括用于供给至少一种纤维悬浮液的进料装置,在其下游布置的多孔分配管板,并且具有排列成直线和立柱的多个通道,以及布置在流浆箱宽度上的下游的中间通道,并具有 多个装置,用于将部分流体流中的流体以可调节/受控的方式计量至少一个纤维悬浮液。 这些设备在流浆箱的宽度方向上彼此间隔开,并且各个设备包括多个计量通道,其在出口侧具有相应的配量通道开口,并且配量通道长度达到不同水平并连接到共同的 供应渠道。 流浆箱还包括下游湍流发生器,其具有排列成直线和立柱的多个流动通道和与湍流发生器直接邻接且具有喷嘴间隙的流浆箱喷嘴。 穿孔分布管板的通道的至少一些部分具有扩散器,并且穿孔分布管板的长度为≥0.5λ(平方根(分隔))面积,分隔区域是下游穿孔的表面 分配管板除以穿孔分布管板的通道总数。
    • 8. 发明申请
    • HEADBOX FOR A MACHINE TO PRODUCE A FIBER WEB
    • 用于制造纤维网的机器的头架
    • US20120138251A1
    • 2012-06-07
    • US13314793
    • 2011-12-08
    • Wolfgang RufMarkus HäusslerStefan SchlegelJens Haessner
    • Wolfgang RufMarkus HäusslerStefan SchlegelJens Haessner
    • D21F1/06
    • D21F1/02D21F1/028
    • Headbox for a machine to produce a fiber web, in particular a paper, cardboard or tissue web from at least one fibrous suspension, having a headbox nozzle comprising an upper nozzle wall and a lower nozzle wall, as well as two side walls tapering to form an outlet, and having an inner chamber through which the fibrous suspension flows in flow direction during operation of headbox, whereby on upper nozzle wall of headbox nozzle a baffle is arranged on the outlet side which is movable by way of several elements and which extends across machine width, and which has a baffle protrusion and a baffle immersion depth and which has at least two surfaces—an upstream ramp surface and a subsequent main surface contacted by a fibrous suspension during operation of headbox. The inventive headbox is characterized in that between ramp surface of baffle and main surface of baffle at least one refraction surface which is in contact during operation of headbox with a fibrous suspension is provided on baffle.
    • 用于机器的流浆箱,用于从至少一个纤维悬浮液产生纤维网,特别是纸,纸板或纸巾纸,其具有包括上喷嘴壁和下喷嘴壁的流浆箱喷嘴,以及渐缩形成的两个侧壁 出口,并且具有内室,纤维悬浮液在流浆箱操作期间沿流动方向流动,由此在流浆箱喷嘴的上喷嘴壁上,挡板布置在出口侧,出口侧可通过若干元件移动并延伸穿过 机器宽度,并且其具有挡板突起和挡板浸入深度,并且具有至少两个表面 - 在流浆箱操作期间由纤维悬浮液接触的上游斜面和随后的主表面。 本发明的流浆箱的特征在于,在挡板的斜面和挡板的主表面之间,在挡板上提供了在具有纤维悬浮液的流浆箱操作期间接触的至少一个折射表面。
    • 10. 发明申请
    • Test method, integrated circuit and test system
    • 测试方法,集成电路和测试系统
    • US20080288835A1
    • 2008-11-20
    • US12050706
    • 2008-03-18
    • Wolfgang RufMartin Schnell
    • Wolfgang RufMartin Schnell
    • G11C29/08G06F11/26
    • G11C29/06G11C29/1201G11C29/12015G11C29/14G11C29/20G11C29/40G11C2029/3602
    • The test method, integrated circuit and test system embodiments disclosed herein relate to testing at least one integrated circuit which uses an internal operating clock and has a first number of address pins, a second number of command pins and an address generation circuit which receives at least one encoded address information item using a third number of the address pins, which is smaller than the first number, and provides the other address pins as a fourth number of free address pins, where at least one first command is transferred using the command pins and at least one second command is transferred using at least one portion of the fourth number of the address pins from a test apparatus to the integrated circuit using a test clock which has a lower rate than the internal operating clock.
    • 本文公开的测试方法,集成电路和测试系统实施例涉及测试至少一个集成电路,其使用内部操作时钟并具有第一数量的地址引脚,第二数量的命令引脚和至少接收到的地址产生电路 一个编码的地址信息项,其使用小于第一个数字的第三个地址引脚数,并将另一个地址引脚提供为第四个空闲地址引脚,其中使用命令引脚传送至少一个第一命令, 使用具有比内部操作时钟更低的速率的测试时钟,使用第四数量的地址引脚的至少一部分从测试装置传输到集成电路的至少一个第二命令。