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    • 1. 发明公开
    • METHOD OF CONTROLLING A POWER OUTPUT OF AN INVERTER DRIVE
    • VERFAHREN ZUR STEUERUNG DES LEISTUNGSAUSGANGS EINES UMRICHTERANTRIEBS
    • EP2999110A1
    • 2016-03-23
    • EP15184614.4
    • 2015-09-10
    • Control Techniques Ltd
    • HARGIS, Colin
    • H02P27/06
    • H02P23/14H02P23/04H02P27/06H02P2205/03
    • There is provided a method of controlling a power output of an inverter drive (22) operably connected via an electrical machine (16) to a component (18). The component (18) is arranged during operation to generate a variable force having one or more periodic frequency components. The method comprises determining the power output of the inverter drive (22); determining a difference between the power output and a reference power output; and controlling an output frequency of the inverter drive (22) as a function of the difference, so as to stabilise the power output during operation of the component (18).
      The invention may be used to help reduce the problem of lighting flicker, as encountered when an inverter drive operates on a pulsating load.
    • 提供了一种控制经由电机(16)可操作地连接到部件(18)的逆变器驱动器(22)的功率输出的方法。 组件(18)在操作期间被布置以产生具有一个或多个周期性频率分量的可变力。 该方法包括确定逆变器驱动器(22)的功率输出; 确定功率输出和参考功率输出之间的差异; 以及作为所述差异的函数来控制所述逆变器驱动器(22)的输出频率,以便稳定所述部件(18)的操作期间的功率输出。 本发明可以用于帮助减少闪光灯的问题,如逆变器驱动器在脉动负载下操作时所遇到的。
    • 5. 发明公开
    • System power control
    • Systemleistungssteuerung
    • EP2637298A2
    • 2013-09-11
    • EP13158059.9
    • 2013-03-06
    • Control Techniques Ltd
    • König, Holger Jürgen
    • H02P9/00H02P11/00H02J3/14
    • H02J3/14H02P3/14H02P3/22Y02B70/3225Y04S20/222
    • This disclosure relates to minimising the losses in a power drive system. In particular it relates to detecting excess power and automatically activating and deactivating a system to redirect the excess power away from the power drive system into the supply grid. A method of controlling power for a system is disclosed, said system comprising a first controller (14), a motor (16) for driving a load, and supply means (12) for supplying power to said motor (16); said method comprising: monitoring a signal representative of power within the system; using said signal to determine if the power within the system exceeds a first threshold; and if it is determined that said first threshold has been exceeded, activating the first controller (14) to supply power from the system to an output.
    • 本公开涉及使功率驱动系统中的损耗最小化。 特别地,其涉及检测多余的功率并且自动激活和去激活系统以将多余的功率从功率驱动系统转移到电网。 公开了一种控制系统的电力的方法,所述系统包括第一控制器(14),用于驱动负载的电动机(16)和用于向所述电动机(16)供电的供给装置(12)。 所述方法包括:监视代表系统内功率的信号; 使用所述信号来确定系统内的功率是否超过第一阈值; 并且如果确定已经超过了所述第一阈值,则启动所述第一控制器(14)以将功率从所述系统提供给输出。
    • 7. 发明公开
    • FAIL-SAFE INTERFACE
    • 失效安全接口
    • EP3029836A1
    • 2016-06-08
    • EP15197734.5
    • 2015-12-03
    • Control Techniques Ltd
    • HARGIS, Colin
    • H03K17/785H03K17/74H02M1/092
    • H02M3/07H02H7/1225H02M1/092H02M7/5387H02M2001/0006H02P27/06H03K17/74H03K17/785
    • A fail-safe interface circuit arranged to provide an inverter enable input to drive an inverter, the circuit being supplied by a first voltage and comprising: a charge pump comprising a charge pump input and a charge pump output, the charge pump output being coupled to a circuit output; and a pulsed input arranged to supply pulsed power to the charge pump input; wherein the charge pump output is arranged to produce a second voltage distinct from the first voltage only when the pulsed input is supplying pulsed power to the charge pump input, and wherein the circuit output is arranged to provide the inverter enable input when the second voltage is produced at the charge pump output.
    • 故障安全接口电路被布置为提供逆变器使能输入以驱动逆变器,所述电路由第一电压供电并且包括:电荷泵,包括电荷泵输入和电荷泵输出,所述电荷泵输出耦合到 电路输出; 以及布置成将脉冲功率供应给所述电荷泵输入的脉冲输入; 其中所述电荷泵输出被布置为仅当所述脉冲输入向所述电荷泵输入提供脉冲功率时才产生与所述第一电压不同的第二电压,并且其中所述电路输出被设置为当所述第二电压为 在电荷泵输出处产生。
    • 8. 发明公开
    • Comfort peak curve operation
    • 峰曲线舒适模式
    • EP2602221A3
    • 2014-01-22
    • EP12196299.7
    • 2012-12-10
    • Control Techniques Ltd
    • König, Holger Jürgen
    • B66B1/28B66B1/36
    • B66B1/285B66B1/40
    • A method of controlling movement of a load from a known start position to a known target position is disclosed, wherein the movement will comprise at least an acceleration phase and a subsequent deceleration phase; said load being connected to a drive means (12), which is controlled by a controller (10); said load having a predetermined movement profile including a nominal speed and a creep speed; said method comprising obtaining a first distance which is the distance that, according to the predetermined movement profile, the load must travel during its acceleration phase in order to reduce its magnitude of acceleration from maximum to zero, wherein at zero acceleration the load would be travelling at its nominal speed; obtaining a second distance which is the distance that, according to the predetermined movement profile, the load must travel during its deceleration phase in order to reduce its speed from its nominal speed to its creep speed; and issuing a deceleration command from the controller to the drive means during movement of the load when the distance between the load's current position and a position at which it should be at creep speed is equal to the first distance plus the second distance .