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    • 1. 发明申请
    • Interface Module for Arranging in or on a Motor
    • 用于在电机中或其上布置的接口模块
    • US20080290761A1
    • 2008-11-27
    • US11911382
    • 2006-04-07
    • Rainer EckertMarkus PlatenKarl-Heinz FilbryUlrich HohnHans-Werner LipotMichael Zisler
    • Rainer EckertMarkus PlatenKarl-Heinz FilbryUlrich HohnHans-Werner LipotMichael Zisler
    • H02K11/00H02P31/00
    • H02K11/30H02K11/20H02K11/21
    • Temperature or vibration sensors (14) are often used, in addition to a transmitter (13), to monitor a motor (12). The aim of the invention is to simplify the transmission of the sensor signals of a plurality of sensor devices (13,14) mounted in or on a motor (12). To this end, an interface module (15) is mounted in or on a motor (12), especially in or on an electric motor, said interface module comprising a processing device for receiving and processing a first sensor signal emitted by a first sensor component (13). The first sensor component (13) is embodied in such a way as to detect a first physical variable and to emit the first sensor signal, and the processing device is embodied in such a way as to additionally receive and process a second sensor signal emitted by a second sensor component (14). The second sensor component (14) is used to detect a second physical variable and to emit the second sensor signal.
    • 除了发射器(13)之外,经常使用温度或振动传感器(14)来监测电动机(12)。 本发明的目的是简化安装在电动机(12)中或电动机(12)上的多个传感器装置(13,14)的传感器信号的传输。 为此,接口模块(15)安装在马达(12)中或马达(12)上或马达(12)上,特别是在电动机中或电动机上,所述接口模块包括处理装置,用于接收和处理由第一传感器部件 (13)。 第一传感器部件(13)以如下方式实施:检测第一物理变量并发射第一传感器信号,并且处理装置以如下方式实现,以便另外接收和处理由 第二传感器部件(14)。 第二传感器部件(14)用于检测第二物理变量并发射第二传感器信号。
    • 2. 发明申请
    • Monitoring the Bearing Temperature of an Electrical Machine
    • 监控电机的轴承温度
    • US20080094231A1
    • 2008-04-24
    • US11815384
    • 2006-01-31
    • Ulrich HohnHans-Werner LipotMarkus Platen
    • Ulrich HohnHans-Werner LipotMarkus Platen
    • H02K11/00G08B21/18G06F17/00G01K13/10F16C19/52H02K5/173
    • F16C19/525H02K5/161H02K11/25H02K11/35
    • According to the method a temperature module is defined, simulating the thermal behavior in the electric motor (1), based on a multi-mass model. The rotational speed (n) and the current (i) for the electric motor (1) are continuously recorded as input parameters for the temperature model and at least one bearing power loss and/or bearing inner temperature (TIL1′), corresponding to a bearing (8,9), is continuously derived from the temperature model. A first warning signal (W1) is given when a computer-determined bearing power loss exceeds a given comparative value. Furthermore, a second warning signal (W2) is given when a computer-determined bearing inner ring temperature exceeds a given temperature difference (ΔT) from a corresponding computed bearing outer ring temperature (TAL1′). The thermal behavior of non-accessible components, in particular, the bearing (8, 9), can thus advantageously be determined by mere evaluation of the current (i) and the rotational speed (n). The fitting of temperature sensors (2, 3, 4, 12) in the electric motor (1) can also be avoided.
    • 根据该方法,基于多质量模型来定义温度模块,模拟电动机(1)中的热行为。 电动机(1)的转速(n)和电流(i)被连续记录为温度模型的输入参数和至少一个轴承功率损耗和/或轴承内部温度(TIL 1'),对应于 轴承(8,9)从温度模型连续得到。 当计算机确定的轴承功率损耗超过给定的比较值时,给出第一个警告信号(W 1)。 此外,当计算机确定的轴承内圈温度从对应的计算的轴承外圈温度(TAL 1')超过给定的温度差(DeltaT)时,给出第二警告信号(W 2)。 因此,可以通过简单地评估电流(i)和转速(n)来有利地确定不可接近部件,特别是轴承(8,9)的热行为。 也可以避免在电动机(1)中安装温度传感器(2,3,4,12)。