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    • 7. 发明授权
    • Method and electronic power supply device for supplying power to a low-voltage load protected by a protective device
    • 用于向由保护装置保护的低压负载供电的方法和电子供电装置
    • US07800877B2
    • 2010-09-21
    • US11479710
    • 2006-06-30
    • Jochen ZeuchHartmut HenkelMichael Heinemann
    • Jochen ZeuchHartmut HenkelMichael Heinemann
    • H02H3/24
    • H02H3/05H02H3/025H02H3/087
    • The invention relates to an electronic power supply device, particularly a switched-mode power supply, for supplying power to a low-voltage load protected by a protective device, and to a method therefor. The invention also relates to a device for protecting a low-voltage load against an excess current and to an auxiliary power supply device for use with such a protection device. The conceptual core of the invention can be seen in providing measures which ensure that after a fault has been detected, for example a short circuit at the output, a current is supplied for a short period, for example 15 ms, which is of such a magnitude that a protective device can be reliably and quickly tripped. The period for this is selected in such a manner that electronic components, connected loads and feedlines are not damaged and destroyed.
    • 本发明涉及一种用于向受保护装置保护的低压负载供电的电子电源装置,特别是开关型电源及其方法。 本发明还涉及一种用于保护低电压负载抵抗过电流的装置以及与这种保护装置一起使用的辅助电源装置。 本发明的概念核心可以在提供确保在检测到故障之后(例如输出端的短路)的措施中看到,电流被提供短周期,例如15ms,这是短暂的 大大提高了保护装置的可靠和快速跳闸。 选择这个时期是为了使电子元件,连接的负载和馈线不被损坏和破坏。
    • 8. 发明申请
    • Device for supplying uninterruptible power
    • 提供不间断电源的装置
    • US20070273212A1
    • 2007-11-29
    • US10599812
    • 2005-04-02
    • Hartmut HenkelMichael HeinemannJochen Zeuch
    • Hartmut HenkelMichael HeinemannJochen Zeuch
    • H02J9/00
    • H02J9/04H02J9/06H02J2007/0001Y10T307/615Y10T307/625
    • The invention relates to uninterruptible power supply devices which make it possible to supply emergency power to a load, which is to be supplied, in the event of mains failure. The invention is based on the object of providing a device for supplying uninterruptible power, which device can be operated in a more energy-saving manner and in which the emergency power can be controlled in a rapid and safe manner. To this end, the uninterruptible power supply device (10) has a power transistor (42) which can be rapidly switched and can be used to connect a standby power source (60) to the output connections (100, 101) during emergency power operation. The output current can also be dynamically limited by driving the power transistor, which can be rapidly switched, in a corresponding manner. In addition, the input and output of the UPS device (10) are decoupled using a field effect transistor (22) that acts as a power transistor.
    • 本发明涉及不间断电源装置,其能够在发生电源故障的情况下向要提供的负载提供应急电力。 本发明的目的是提供一种用于提供不间断电力的装置,该装置可以以更节能的方式运行,并且可以以快速和安全的方式控制应急电力。 为此,不间断电源装置(10)具有功率晶体管(42),其能够被快速切换,并且可以用于在应急电力操作期间将备用电源(60)连接到输出连接(100,101) 。 输出电流也可以通过以相应的方式驱动可快速切换的功率晶体管来动态地限制。 此外,使用用作功率晶体管的场效应晶体管(22)来对UPS装置(10)的输入和输出进行解耦。