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    • 2. 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。
    • 3. 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。
    • 5. 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。
    • 8. 发明申请
    • Backwards-compatible memory module
    • US20050270891A1
    • 2005-12-08
    • US11127536
    • 2005-05-12
    • Bjorn FlachMonica De Castro MartinsWolfgang RufMartin Schnell
    • Bjorn FlachMonica De Castro MartinsWolfgang RufMartin Schnell
    • G11C5/00G11C7/10G11C7/22G11C8/00G11C11/4093G11C11/4096
    • G11C7/1078G11C7/1045G11C7/1051G11C7/1066G11C7/1072G11C7/22G11C11/4096G11C2207/107
    • Memory module (1, 101, 201) having: at least one memory cell array (6, 106, 206), with the memory cells each being addressable by at least one address and being organized in organization units comprising a predetermined number of memory cells which can be driven jointly and at the same time; a clocked read/write control device (11, 111, 211), which is clocked with a first clock signal (CLK1) and which is coupled to the memory cell array (6, 106, 206), for writing data to and reading data from the memory cells as a function of address signals (ADR); a prefetch register unit (13, 113, 213), which is coupled to the read/write control device (11, 111, 211), for initial storage of data which is read from the memory cell array (6, 106, 206) and having two or more prefetch registers (14-17, 114-117, 214-217), whose respective register size corresponds to the predetermined number of memory cells in the organization units; a controlled switching device (23, 123, 223), which is coupled to the prefetch register unit (13, 113, 213), for outputting the data (DQs) which is initially stored in the prefetch registers (14-17, 114-117, 214-217) at data inputs/outputs (5, 105, 205) of the memory module (1, 101, 201), with the switching device (23, 123, 223) successively coupling the prefetch registers (14-17, 114-117, 214-217) to the data inputs/outputs (5, 105, 205) of the memory module (1, 101, 201) in a first operating mode of the memory module (1, 101, 201), controlled by a second clock signal (CLK2), with the number of data inputs/outputs (5, 105, 205) corresponding to the number of memory cells in the organization units, and coupling at least one of the prefetch registers (14-17, 114-117, 214-217) to the data inputs/outputs (5, 105, 205) of the memory module (1, 101, 201) in a second operating mode controlled by at least one of the address signals (ADR).
    • 10. 发明授权
    • Device to control or regulate the basis weight of a paper or cardboard web
    • 用于控制或调节纸或纸板网的基重的装置
    • US06368461B1
    • 2002-04-09
    • US09136400
    • 1998-08-19
    • Wolfgang RufHans LoserKlaus Lehleiter
    • Wolfgang RufHans LoserKlaus Lehleiter
    • D21F108
    • D21G9/0027D21F1/08Y10S162/10Y10S162/11
    • Paper or cardboard machine and method for regulating a basis weight of a paper or cardboard web in the manufacturing process. The paper or cardboard machine includes at least one headbox that extends across a machine width. The at least one headbox is adapted to provide a machine-wide distribution of a material suspension onto one of a screen and between two screens. The machine also includes at least one material suspension supply coupled to the at least one headbox and adapted to supply a material suspension to the at least one headbox. The at least one material suspension supply has at least one concentration. At least one first control loop is provided that includes at least one actuator being adapted to adjust the at least one concentration of the at least one material suspension supply, at least one detector for determining a basis weight of a finished web, at least one supply being adapted to modify the at least one concentration of the at least one material suspension supply, and at least one device that adjusts the at least one actuator. In this manner, the at least one concentration of the at least one material suspension supply is adjusted. At least one second control loop is provided that is adapted to regulate the concentration of the material suspension supply. The method includes determining a basis weight at an end of the manufacturing process, calculating a deviation of the determined basis weight from a predetermined target value, adjusting a concentration of a material suspension supplied to a headbox via a first control loop such that the calculated deviation is corrected, one of directly and indirectly measuring a basis weight of a resulting web in a region upstream, with regard to a web travel direction, a drying section, and supplying a signal related to the measured basis weight to a second control loop.
    • 纸或纸板机和在制造过程中调节纸或纸板纸的基重的方法。 纸或纸板机包括至少一个在机器宽度上延伸的流浆箱。 所述至少一个流浆箱适于将材料悬浮液的机器范围分布提供到屏幕之一和两个屏幕之间。 机器还包括耦合到至少一个流浆箱的至少一个材料悬浮供应装置,并且适于将材料悬浮液供应到至少一个流浆箱。 至少一种材料悬浮液供应具有至少一种浓度。 提供至少一个第一控制回路,其包括至少一个致动器,所述至少一个致动器适于调节至少一个材料悬架供应的至少一个浓度,至少一个检测器,用于确定成品网的基重,至少一个供应 适于修改所述至少一种材料悬浮液供应的所述至少一个浓度,以及调节所述至少一个致动器的至少一个装置。 以这种方式,调节至少一种材料悬浮液的至少一种浓度。 提供至少一个第二控制回路,其适于调节材料悬浮液供应的浓度。 该方法包括确定制造过程结束时的基重,计算所确定的基重与预定目标值的偏差,通过第一控制回路调节供应给流浆箱的材料悬浮液的浓度,使得计算出的偏差 被校正,其中一个直接和间接地测量相对于纸幅行进方向的上游区域中的所得纸幅的基重,干燥部分,并将与所测量的基重相关的信号提供给第二控制回路。