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    • 1. 发明申请
    • Direct drive for a cylinder
    • 直接驱动汽缸
    • US20050248225A1
    • 2005-11-10
    • US11115549
    • 2005-04-27
    • Andreas KrauseHelmut LiepoldDieter Weber
    • Andreas KrauseHelmut LiepoldDieter Weber
    • D21F5/02D21F7/02H02K5/16H02K7/00H02K7/14H02K9/00H02K7/08
    • D21F5/021B65H2404/162D21F7/02H02K5/163H02K7/003H02K7/14
    • A direct drive (21) for a cylinder (1) comprises a hollow shaft (2). The direct drive comprises a drive housing (7) in which at least one rotor device (9) and at least one stator device (11) are arranged. According to the invention, the stator device (11) is connected to the drive housing (7), auxiliary substances and/or operating substances such as oil, coolant or vapour are supplied to the cylinder (1) through the hollow shaft, the hollow shaft (2) is guided through the drive housing (7) preferably without bearings, and the rotor device (9) is directly connected to the hollow shaft (2). The inventive drive (21) is especially maintenance-free and compact and especially used for a rotating cylinder (1) in the paper industry, without gearboxes and clutches, and with direct supply or discharge of auxiliary substances and/or operating substances. The rotor device (9) at least partially surrounds the hollow shaft (2).
    • 用于气缸(1)的直接驱动(21)包括中空轴(2)。 直接驱动器包括驱动壳体(7),其中布置有至少一个转子装置(9)和至少一个定子装置(11)。 根据本发明,定子装置(11)连接到驱动壳体(7)上,辅助物质和/或操作物质如油,冷却剂或蒸气通过中空轴供给到气缸(1) 轴(2)优选地没有轴承被引导通过驱动壳体(7),并且转子装置(9)直接连接到中空轴(2)。 本发明的驱动器(21)特别是免维护和紧凑的,并且特别用于造纸工业中的旋转圆筒(1),没有齿轮箱和离合器,并且具有辅助物质和/或操作物质的直接供应或排放。 转子装置(9)至少部分地围绕中空轴(2)。
    • 2. 发明授权
    • Method and circuit for predicting and regulating a paper winding parameter in a paper winding device
    • 纸卷绕装置中纸张卷绕参数的预测和调节方法和电路
    • US06363297B1
    • 2002-03-26
    • US09581002
    • 2000-06-06
    • Willfried WienholtClemens SchäffnerHelmut Liepold
    • Willfried WienholtClemens SchäffnerHelmut Liepold
    • B65H1808
    • B65H18/26B65H23/04B65H2301/4148B65H2511/13B65H2511/142B65H2515/31B65H2515/34B65H2557/2644B65H2220/03B65H2220/02
    • When winding a paper web, in order to achieve a constant reeling layer thickness, which represents a significant quality parameter in the production process of paper, the line force or the web tension of the paper is corrected as an influencing force. Using measurements, the relationship between force and layer thickness is determined and used to set a controller. In winding devices, winding from the parent reel generally takes place on a winding station, so that the invention makes use of the relationship between the winding and unwinding operation to the effect that the change in the layer thickness is measured and these measured values are used to train a predictor. In continuous operation, in order to regulate a paper winding device, a measured variable which can be registered is measured, and this measured variable is used to determine the layer thickness change or another correlated quality parameter. In order to compensate for the dead time which arises as a result of the measurement, the predictor is supplied with the specified quality parameters and predicts precisely that variable which will result after the dead time has elapsed, so that in relation to the measurement, the predicted value corresponds to the actual measured value. This variable is used to form the control difference and is fed to the controller, which calculates from it the correction force with which the actual desired influencing force of the paper winding device is corrected.
    • 当卷绕纸幅时,为了获得恒定的卷取层厚度,其代表纸张生产过程中的重要质量参数,纸张的线力或卷筒纸张力被校正为影响力。 使用测量,确定力和层厚度之间的关系并用于设置控制器。 在卷绕装置中,从母卷筒上卷起一般在卷绕台上进行卷绕,从而本发明利用绕卷和退绕操作之间的关系来测量层厚度的变化并且使用这些测量值 训练一个预测因子。 在连续操作中,为了调节纸张卷绕装置,测量可记录的测量变量,并且使用该测量变量来确定层厚度变化或另一相关质量参数。 为了补偿由于测量而产生的死区时间,预测器被提供指定的质量参数,并精确地预测在死区时间过去之后将产生的变量,使得相对于测量, 预测值对应于实际测量值。 该变量用于形成控制差异,并且被馈送到控制器,从而计算校正力,校正力用于校正纸卷绕装置的实际期望的影响力。
    • 3. 发明授权
    • Method and arrangement for neural modeling of a paper winding device
    • 纸张缠绕装置神经建模的方法和布置
    • US06584366B1
    • 2003-06-24
    • US09647433
    • 2000-10-02
    • Helmut LiepoldWillfried WienholtClemens Schäffner
    • Helmut LiepoldWillfried WienholtClemens Schäffner
    • G05B1302
    • B65H18/26G05B17/02Y10S706/904
    • A method for modeling a paper winding device, particularly for modeling a tambour drum cutter. Influencing and control quantities are determined at a real paper winding device and are stored dependent on time. Said quantities are used to determine the web strength depending on the wound number of layers or, respectively, or a correlative quantity is used as a target quantity along with the other relevant control and influencing quantities to enable a neural network to be trained as a model for a nip (Ni) for this winding device. New data for training the network can be continually obtained during the operation of the arrangement, thereby improving the model. Optimal control parameters can be determined for various production requirements by means of an iterative process dependent on the winding quality, which can also be determined from the web strength.
    • 一种用于对纸卷绕装置进行建模的方法,特别是用于对鼓鼓式切割机进行建模。 影响和控制量在真实的纸张卷绕装置上确定,并且取决于时间。 所述量用于根据层数的卷绕数来确定织物强度,或者分别使用相关量作为目标量以及其他相关的控制和影响量,以使神经网络能够被训练为模型 用于该卷绕装置的压区(Ni)。 在安排运行过程中,可以不断获得新的网络训练数据,从而改进模型。 可以通过取决于卷绕质量的迭代过程来确定各种生产要求的最佳控制参数,这也可以从卷材强度确定。