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    • 2. 发明申请
    • APPARATUS OR CIRCUIT FOR DRIVING A DC POWERED LIGHTING EQUIPMENT
    • 用于驱动直流电源照明设备的装置或电路
    • US20120274237A1
    • 2012-11-01
    • US13505483
    • 2010-02-10
    • Henry Shu Hung ChungNan Chen
    • Henry Shu Hung ChungNan Chen
    • H05B37/02
    • F21V23/02F21Y2115/10H05B33/0809H05B33/0815Y02B20/346Y02B20/383
    • An apparatus that can operate with electronic ballasts (10) for electric discharge lamps to drive dc-powered lighting equipment (26) is provided. The apparatus is directly connected to the output of the electronic ballast (10) and is then used to control the power being supplied to the dc-powered lighting equipment (26). The maximum power delivered to the dc-powered lighting equipment (26) is substantially equal to the rated output power of the electronic ballast (10). A switching converter is acted as the necessary input impedance for the electronic ballast (10). Thus, the active power and reactive power drawn from the electronic ballast (10) can be controlled. The output of the switching converter provides dc power for the dc-powered lighting equipment (26).
    • 提供一种能够与用于放电灯的电子镇流器(10)一起操作以驱动直流动力照明设备(26)的装置。 该装置直接连接到电子镇流器(10)的输出端,然后用于控制供应给直流供电的照明设备(26)的电力。 输送到直流照明设备(26)的最大功率基本上等于电子镇流器(10)的额定输出功率。 开关转换器用作电子镇流器(10)的必要输入阻抗。 因此,可以控制从电子镇流器(10)吸取的有功功率和无功功率。 开关转换器的输出为直流电源照明设备(26)提供直流电源。