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    • 3. 发明授权
    • Method and device for controlled reclosing of a circuit breaker
    • 断路器控制重合闸的方法和装置
    • US08183718B2
    • 2012-05-22
    • US11793815
    • 2005-12-22
    • Daniel KarlssonGöran Runvik
    • Daniel KarlssonGöran Runvik
    • H02B1/24
    • H02H3/066H02H3/28Y10T307/826
    • A method for controlled reclosing of branch elements in an electric power system that has been subjected to a disturbance and that includes at least one branch element and at least one circuit breaker connected thereto. The angular difference between voltage vectors on both sides of the circuit breaker or at two end points of the branch element is detected and compared with a comparison value. In dependence on a magnitude of a deviation of the angular difference from the comparison value, the reclosing is either completed or blocked. The comparison value is updated automatically and regularly in such a way that an adaptive value is obtained. A system includes an element arranged to update the comparison value automatically and regularly in such a way that an adaptive value is obtained.
    • 一种用于受到干扰的电力系统中的分支元件的受控重新闭合的方法,该方法包括至少一个分支元件和至少一个连接到其上的断路器。 检测断路器两侧的电压矢量或分支元件两端的电压矢量之间的角度差异,并将其与比较值进行比较。 根据角度差与比较值的偏差的大小,重合闸完成或阻止。 以获得自适应值的方式自动和规则地更新比较值。 系统包括被配置为以获得自适应值的方式自动和规则地更新比较值的元件。
    • 4. 发明申请
    • Device and a method for power balancing
    • 设备和功率平衡方法
    • US20060255791A1
    • 2006-11-16
    • US10544030
    • 2004-01-26
    • Lars MessingDaniel Karlsson
    • Lars MessingDaniel Karlsson
    • G01R17/02
    • H02J3/38H02H3/46H02J2003/388
    • A method for stabilization of the power balance in an electric power system including a number of nodes. An instantaneous value of the mains frequency of the electric power system is sensed. In dependence on the frequency deviation of the instantaneous value from a reference frequency value, a selected part of the electric power system, connected in a node, is disconnected in the node. A voltage amplitude value is sensed in the node. A measure of the magnitude of the deviation of the voltage amplitude value from a reference amplitude value is formed. A time lag is formed in dependence on the measure of the magnitude. The part of the electric power system is disconnected in dependence on the time lag.
    • 一种用于稳定包括多个节点的电力系统中的功率平衡的方法。 感测到电力系统的电源频率的瞬时值。 根据瞬时值与参考频率值的频率偏差,连接在节点中的电力系统的选定部分在节点中断开。 在节点中感测到电压幅度值。 形成电压振幅值与参考振幅值的偏差大小的量度。 根据幅度的测量形成时滞。 电力系统的一部分依赖于时滞而断开。
    • 7. 发明授权
    • Device and a method for power balancing
    • 设备和功率平衡方法
    • US07957844B2
    • 2011-06-07
    • US10544030
    • 2004-01-26
    • Lars MessingDaniel Karlsson
    • Lars MessingDaniel Karlsson
    • G05B6/02G05D3/12H02P1/24G01R17/02
    • H02J3/38H02H3/46H02J2003/388
    • A method for stabilization of the power balance in an electric power system including a number of nodes. An instantaneous value of the mains frequency of the electric power system is sensed. In dependence on the frequency deviation of the instantaneous value from a reference frequency value, a selected part of the electric power system, connected in a node, is disconnected in the node. A voltage amplitude value is sensed in the node. A measure of the magnitude of the deviation of the voltage amplitude value from a reference amplitude value is formed. A time lag is formed in dependence on the measure of the magnitude. The part of the electric power system is disconnected in dependence on the time lag.
    • 一种用于稳定包括多个节点的电力系统中的功率平衡的方法。 感测到电力系统的电源频率的瞬时值。 根据瞬时值与参考频率值的频率偏差,连接在节点中的电力系统的选定部分在节点中断开。 在节点中感测到电压幅度值。 形成电压振幅值与参考振幅值的偏差大小的量度。 根据幅度的测量形成时滞。 电力系统的一部分依赖于时滞而断开。
    • 9. 发明授权
    • Carriage
    • 运输
    • US07131810B2
    • 2006-11-07
    • US10907728
    • 2005-04-13
    • Bo MelinChrister LarssonMikael HoofDaniel Karlsson
    • Bo MelinChrister LarssonMikael HoofDaniel Karlsson
    • B65G1/00
    • B65G1/0485B65G1/0492B65G1/065
    • A carriage for transport of a load, for example a load pallet, along a rail pair in a so-called deep racking store, has a carrier arrangement which, in a deactivated transport position, passes under a load resting on the rail pair. The carrier arrangement is disposed, in an activated lifting position, to carry the load from beneath so that it is free of the rail pair. The carriage has a supporting frame or chassis provided with at least four wheels. The carrier arrangement is rigidly connected to the frame or chassis and each wheel is journalled in an associated arm. The arm is pivotally journalled in the frame so as to be able to raise and lower the wheel in relation to the frame. The arm is operated by an operating device.
    • 用于在所谓的深层货架中沿着轨道对运输负载(例如装载托盘)的托架具有载体装置,该托架布置在停用的运输位置中在搁置在轨道对上的载荷下通过。 载体布置被设置在激活的提升位置,以从下方承载载荷,使得其不受轨道对的影响。 滑架具有设置有至少四个轮子的支撑框架或底盘。 载体装置刚性地连接到框架或底盘上,并且每个滚轮被安装在相关联的臂中。 臂可摆动地支撑在框架中,以便能够相对于框架升高和降低车轮。 手臂由操作装置操作。