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    • 1. 发明授权
    • Electronically commutated motor
    • 电子换向电机
    • US06362582B1
    • 2002-03-26
    • US09446293
    • 2000-04-19
    • Christof BernauerWolfgang Krauth
    • Christof BernauerWolfgang Krauth
    • H02P600
    • H02P6/14H02P6/08
    • An electronically commutated motor includes a stator carrying a plurality of winding strands and a rotor in which the individual winding strands are controlled via power amplifiers in staggered periods of time, the periods being subdivided into control time and idle time. To reduce the power loss in the power amplifiers and to increase the efficiency in the range of high currents, that the control times are subdivided into an initial time segment and a final time segment. At low motor currents pulsing occurs only in the initial or final time segments in pulse width modulation, while at high currents complete switching through takes place in the initial time segments and additionally in the final time segment for a more or less long period of time or in the final time segments and additionally in the initial time segments for a more or less long period of time.
    • 电子换向电动机包括承载多个绕组线圈的定子和转子,其中通过功率放大器在交错的时间段内控制各个绕组,该周期被细分为控制时间和空闲时间。 为了降低功率放大器的功率损耗并提高高电流范围的效率,将控制时间细分为初始时间段和最后时间段。 在低电机电流下,仅在脉冲宽度调制中的初始或最后时间段发生脉冲,而在高电流时,初始时间段内完成切换,另外在最后时间段内进行或多或少的长时间,或 在最后时间段中,另外在初始时间段中或多或少地长时间段。
    • 3. 发明授权
    • Stator for an electric drive motor
    • 电动马达的定子
    • US08013491B2
    • 2011-09-06
    • US12376597
    • 2007-08-02
    • Wolfgang KrauthEike Hermann Timm
    • Wolfgang KrauthEike Hermann Timm
    • H02K1/00
    • H02K1/165H02K3/28
    • The invention relates to a stator (1) for an electric drive motor having a number of stator teeth separated by grooves, wherein the stator teeth are wound by a multi-strand winding, and wherein one strand comprises several coils (5, 6), and wherein individual coils (5) each comprise multiple stator teeth, and preferably multiple stator teeth are combined at the height of their tooth necks into a collective stator tooth (4) having a tooth base (3) and multiple tooth heads (2), characterized in that two stator teeth each are combined into a collective stator tooth (4).
    • 本发明涉及一种用于电驱动电动机的定子(1),其具有由槽分隔的多个定子齿,其中定子齿由多股绕组缠绕,并且其中一股包括多个线圈(5,6), 并且其中单独的线圈(5)各自包括多个定子齿,并且优选地,多个定子齿在其齿颈的高度处组合成具有齿座(3)和多个齿头(2)的集体定子齿(4) 其特征在于,两个定子齿各自组合成集体定子齿(4)。
    • 9. 发明授权
    • Method and device for controlling an electronically commutated polyphase D.C. motor
    • 用于控制电子换向多相直流电动机的方法和装置
    • US06429614B1
    • 2002-08-06
    • US09673037
    • 2001-01-04
    • Wolfgang KrauthWolfgang Schwenk
    • Wolfgang KrauthWolfgang Schwenk
    • H02P622
    • H02P6/14H02P6/22
    • A device and method for driving a polyphase DC motor, in which a phase selector circuit, in each case, selects only one phase, which is fed to a commutation detection circuit. After each commutation detected by a commutation detection circuit, as a result of a pulse of constant duration generated by a monoflop, the phase discriminator circuit and, as a consequence, the commutation logic are advanced in a fixed and preestablished sequence. This occurs irrespective of the rotation direction of the motor using the sequential logic device embodied by the commutation logic. When the motor rotates in the preferred direction, constant current-flow angles of 120° are achieved for each phase. When the motor rotates in the reverse direction, markedly varying current-flow angles of the individual phases are generated, and these varying current-flow angles, as a function of the course of the specifically corresponding voltages induced in the individual phases, result in a counter-torque. This counter-torque causes a braking of the motor to a standstill and a reliable startup in the preferred direction. The exemplary electronics, in this context, do not distinguish between the two rotation directions so that no additional electronics expense is required to reliably startup from a reverse rotation condition.
    • 一种用于驱动多相直流电动机的装置和方法,其中相位选择器电路在每种情况下仅选择馈送到换向检测电路的一个相位。 在由换向检测电路检测到的每次换向之后,作为由单波形产生的恒定持续时间的脉冲的结果,相位鉴别器电路,并且因此,换向逻辑以固定和预先建立的顺序前进。 无论使用由换向逻辑体现的顺序逻辑装置的电动机的旋转方向如何,都会发生这种情况。 当电机沿优选方向旋转时,每相达到120°的恒定电流流动角。 当电动机沿相反方向旋转时,产生各个相的电流流动角度的明显变化,并且这些变化的电流流动角度作为在各个相中诱发的具体对应电压的过程的函数,导致 反扭矩。 该逆转矩使得电动机的制动停止,并且在优选方向上可靠启动。 在这种情况下,示例性电子设备不区分两个旋转方向,使得不需要额外的电子费用来可靠地从反向旋转状态启动。
    • 10. 发明授权
    • Edge sensor for a moving strip of material
    • 边缘传感器用于材料的移动
    • US5166532A
    • 1992-11-24
    • US671777
    • 1991-04-16
    • Gerhard BrunnerWolfgang Krauth
    • Gerhard BrunnerWolfgang Krauth
    • G01B11/00G01B11/04G01D5/34
    • G01B11/046G01D5/342
    • An edge sensor for a moving web of material includes an elongated light source on which is mounted a receiver containing an active receiver element made of a plastics material with light-absorbing properties. The receiver element comprises an elongated light input surface and at least one light exist on which a light detector is provided. The receiver element is an elongated hollow body made of a light-absorbing plastics material which is supported directly in the receiver in such a way that is light input surface is directly exposed to the light from the light source which falls on the web. A hollow body which is, or can be made, self-supporting directly and without accessories results in a simpler structure and optimal use of light. The hollow body is particularly suitable for use in the tube supports of a standard commercial fluorescent tube housing.
    • PCT No.PCT / EP90 / 01425 Sec。 371日期:1991年4月16日 102(e)日期1991年4月16日PCT提交1990年8月25日PCT公布。 出版物WO91 / 02941 日期:1991年3月7日。用于移动的材料幅材的边缘传感器包括细长的光源,在该光源上安装有包含由具有光吸收特性的塑料材料制成的主动接收器元件的接收器。 接收器元件包括细长的光输入表面,并且存在至少一个存在光检测器的光。 接收器元件是由光吸收塑料材料制成的细长中空体,其直接支撑在接收器中,使得光输入表面直接暴露于落在幅材上的光源的光。 可以直接或没有配件自支撑或可以制成的中空体导致更简单的结构和光的最佳使用。 中空体特别适用于标准商业荧光灯管外壳的管支架。