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    • 1. 发明授权
    • Compact switchgear for an electrical consumer
    • 紧凑型开关柜用于消费电器
    • US08754597B2
    • 2014-06-17
    • US12935089
    • 2009-02-25
    • Josef GrafNorbert MitlmeierLudwig NieblerBernhard Streich
    • Josef GrafNorbert MitlmeierLudwig NieblerBernhard Streich
    • H01H47/00
    • H02P1/02Y10T307/839
    • A switchgear includes a power supply built into a common housing, and at least two drives. The power supply can be fed by an external supply voltage and an external consumer can be connected to the two drives. In at least one embodiment, the switchgear includes, in the same housing, a built-in overload detection for the two drives and/or a built-in circuit breaker function for the two drives, and/or a built-in control circuit for the common control of the two drives. The switchgear can optionally be completed by a transformer providing an additional function of the targeted charging of a buffer capacitor and/or by an energy accumulator providing an additional function of the targeted discharge thereof by temporarily switching on a connected consumer.
    • 开关设备包括内置在公共壳体中的电源,以及至少两个驱动器。 电源可以通过外部电源电压供电,外部消费者可以连接到两个驱动器。 在至少一个实施例中,开关设备在相同的壳体中包括用于两个驱动器的内置过载检测和/或用于两个驱动器的内置断路器功能和/或内置控制电路 两个驱动器的共同控制。 开关设备可以选择性地由变压器完成,该变压器提供缓冲电容器的目标充电的附加功能和/或通过临时接通连接的消费者的能量蓄能器来提供其目标放电的附加功能。
    • 2. 发明申请
    • FREE-WHEELING CIRCUIT
    • 自由轮电路
    • US20120188675A1
    • 2012-07-26
    • US13498663
    • 2010-08-10
    • Christian OppermannBernhard Streich
    • Christian OppermannBernhard Streich
    • H02H3/20
    • H01F7/1811H01F7/1883
    • A free-wheeling circuit is disclosed for the rapid reduction of a shutdown overvoltage of an inductive load when the latter is shut down. The free-wheeling circuit includes a switching threshold component by which the free-wheeling circuit becomes active more rapidly compared to a free-wheeling circuit without said switching threshold component, thereby ensuring a more rapid reduction of the shutdown overvoltage. If a control voltage provided by a control voltage source falls below a threshold voltage set by the switching threshold component, a capacitive energy accumulator is immediately discharged and not only when the control voltage is reduced to near zero, and the energy accumulator then activates the free-wheeling circuit for reducing the shutdown overvoltage, when in the nearly discharged state.
    • 公开了一种续流电路,用于当电感负载关闭时快速降低感性负载的关断过电压。 续流电路包括切换阈值分量,与没有所述切换阈值分量的续流电路相比,续流电路更快地起作用,从而确保关闭过电压的更快速的降低。 如果由控制电压源提供的控制电压低于由开关阈值分量设定的阈值电压,则电容性蓄能器不仅在控制电压降至接近零时立即放电,并且能量蓄能器然后激活自由 用于减小关断过电压的电机,处于近放电状态。
    • 4. 发明申请
    • CIRCUIT CONFIGURATION FOR ELIMINATING EMC INTERFERENCE
    • 消除EMC干扰的电路配置
    • US20100283554A1
    • 2010-11-11
    • US12810682
    • 2007-12-28
    • Christian OppermannBernhard Streich
    • Christian OppermannBernhard Streich
    • H03H7/00
    • H03H19/008H02K11/02H05K1/0216
    • A circuit configuration is disclosed for eliminating EMC interference, and a device includes such a circuit configuration, where a damping member is connected to at least one supply line leading to the consumer or consumers. In at least one embodiment optimal elimination of EMC interference of the electrical consumer or consumers is ensured, and overloading the power supply grid is avoided. To this end, in at least one embodiment the damping member is connected in series with a current-limiting element and can be connected to the consumer in parallel. It is thus possible to compensate for the effect of the current-limiting element and short-circuit said element for the operating state by way of a switch, whereby the element does not cause any loss of power outside of the power circuits and nevertheless has a current-limiting, that is, grid-friendly, effect during the power-up and charging process.
    • 公开了用于消除EMC干扰的电路配置,并且设备包括这样的电路配置,其中阻尼构件连接到通向消费者或消费者的至少一个电源线。 在至少一个实施例中,确保了电消费者或消费者的EMC干扰的最佳消除,并且避免了电源网格的过载。 为此,在至少一个实施例中,阻尼构件与限流元件串联连接,并且可以并联连接到消费者。 因此,可以通过开关来补偿限流元件的作用并将所述元件短路到操作状态,由此该元件不会在功率电路外部造成任何功率损耗,并且具有 电流限制,即网格友好,上电和充电过程中的效果。
    • 5. 发明授权
    • Circuit for driving a contactor
    • 驱动接触器的电路
    • US5999396A
    • 1999-12-07
    • US894576
    • 1997-10-13
    • Bernhard Streich
    • Bernhard Streich
    • H01H47/10H01H47/32
    • H01H47/10H01H47/32
    • The circuit on which the present invention is based has a control circuit in which a switching element and a measurement resistor are connected in series with the contactor coil. A pickup current control circuit picks up the voltage at measurement resistor and controls the switching element after comparison with a reference voltage. By parallel connection of an additional shunt resistor with measurement resistor, a current approximately twenty to thirty times higher can be achieved during the pickup phase than the holding phase by setting only a single reference voltage. In the holding phase the parallel circuit is disabled so that only the measurement resistor is operative.
    • PCT No.PCT / DE96 / 00221 Sec。 371日期1997年10月13日 102(e)日期1997年10月13日PCT 1996年2月12日PCT PCT。 出版物WO96 / 26528 日期1996年8月29日本发明所基于的电路具有开关元件和测量电阻器与接触器线圈串联连接的控制电路。 拾取电流控制电路拾取测量电阻器的电压,并在与参考电压进行比较后控制开关元件。 通过并联连接一个额外的分流电阻器和测量电阻器,通过仅设置单个参考电压,可以在拾取阶段比保持阶段高出约二十到三十倍的电流。 在保持阶段,并联电路被禁止,因此只有测量电阻工作。
    • 9. 发明授权
    • Free-wheel circuit with an adjustable off delay time
    • 自由轮电路具有可调节的关闭延迟时间
    • US5933312A
    • 1999-08-03
    • US945920
    • 1998-03-10
    • Thomas SchuhbauerBernhard Streich
    • Thomas SchuhbauerBernhard Streich
    • H02H9/04H01H47/22
    • H01F7/1811H01F7/1883
    • The magnetic residual energy stored in a coil is made to decay within a shorter and/or definite time period by the use of a free-wheeling circuit connected in parallel. The free-wheeling circuit comprises a series circuit, which includes a first diode and a first switching transistor connected in parallel to a non-linear resistor, connected in parallel to the coil. The first switching transistor is driven by a parallel circuit formed by a capacitor and a first ohmic resistor, which is connected in parallel to a second switching transistor. When a switch-off overvoltage appears in the coil, the second switching transistor becomes conductive and thus the first switching transistor is reliably blocked, so that the residual energy decays through the non-linear resistor.
    • PCT No.PCT / DE96 / 00899 Sec。 371日期1998年3月10日 102(e)1998年3月10日PCT PCT 1996年5月23日PCT公布。 出版物WO96 / 38893 日期1996年12月5日通过使用并联连接的续流电路使存储在线圈中的磁残余能量在较短和/或确定的时间周期内衰减。 续流电路包括串联电路,其包括与线圈并联连接的并联于非线性电阻器的第一二极管和第一开关晶体管。 第一开关晶体管由并联电路驱动​​,该并联电路由与第二开关晶体管并联连接的电容器和第一欧姆电阻构成。 当线圈中出现关断过电压时,第二开关晶体管变为导通状态,因此第一开关晶体管被可靠地阻断,从而剩余能量通过非线性电阻衰减。