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    • 2. 发明申请
    • METHOD AND SYSTEM FOR MULTI-IED EVENT CLASSIFICATION IN AN ELECTRICAL GRID
    • 电网中多事件分类的方法和系统
    • US20130194299A1
    • 2013-08-01
    • US13745269
    • 2013-01-18
    • Kari SaarinenMirrasoul Mousavi
    • Kari SaarinenMirrasoul Mousavi
    • G09G5/377
    • G09G5/377G05B23/0216
    • A method for providing a navigation tool of a user interface for an industrial control system. The control system is arranged with a plurality of process graphics including one or more software objects. The software objects are arranged in hierarchical groups each representing a process, part-process or an equipment, in which materials are moved and/or processed in a predetermined order. The navigation tool includes a graphic image or map showing the plurality of process graphics symbolically arranged as a plurality of nodes. Each node is spatially arranged at a given distance from the centre of the map according to a hierarchical relationship between the process graphics, and the map is displayed superimposed on top of the process graphic currently displayed on the workstation.
    • 一种用于为工业控制系统提供用户界面的导航工具的方法。 控制系统配置有包括一个或多个软件对象的多个处理图形。 软件对象以层次化的方式排列,每组分别表示以预定顺序移动和/或处理材料的过程,零件过程或设备。 该导航工具包括图形图像或地图,该图形或符号表示符号地排列为多个节点的多个处理图形。 根据处理图形之间的分层关系,每个节点在空间上与地图中心距离一定距离,叠加在工作站上当前显示的过程图上。
    • 10. 发明申请
    • Method and a device for detecting abnormal changes in play in a transmission unit of a movable mechanical unit
    • 用于检测可移动机械单元的传动单元中的异常变化的方法和装置
    • US20110238329A1
    • 2011-09-29
    • US13126767
    • 2008-10-30
    • Kari SaarinenShiva Sander-Tavallaey
    • Kari SaarinenShiva Sander-Tavallaey
    • G01L3/00G06F19/00
    • G01M13/021
    • The present invention relates to a method and a device for detecting abnormal changes in play in a transmission unit configured to transfer rotational movements of a motor, having a speed of rotation that depends on a torque reference signal (Tref), to a movable mechanical unit. The device (20) comprises a first storage (27) for storing torque reference signal values for the motor at least in a time interval during which the motor is running at a steady state rotation speed, a computing unit (22) configured to retrieve measured rotation speed values (ωmeasured) of the motor during said time interval, to identify the steady state rotation speed of the retrieved rotation speed values, to calculate a frequency spectrum of the torque reference signal, to calculate the energy generated around the second harmonic of the identified steady state rotation speed in a selected frequency band of the calculated frequency spectrum, to compare the calculated energy with at least one limit value, and based thereon, to detect abnormal changes in the play, and a second storage (28) unit for storing the energy calculated at a plurality of different points in time.
    • 本发明涉及一种用于检测传动单元中的异常变化的方法和装置,其被配置为将具有取决于转矩参考信号(Tref)的旋转速度的电动机的旋转运动传递到可移动机械单元 。 所述设备(20)包括:第一存储器(27),用于至少在所述电动机以稳定状态转速运行的时间间隔内存储用于所述电动机的转矩参考信号值;计算单元(22) 在所述时间间隔期间电动机的转速值(ω测量值),以识别所检索的转速值的稳态转速,以计算转矩参考信号的频谱,计算出二次谐波周围产生的能量 在所计算的频谱的选定频带中确定稳态转速,将计算出的能量与至少一个极限值进行比较,并基于此检测出游戏中的异常变化;以及第二存储器(28),用于存储 在多个不同时间点计算的能量。