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    • 11. 发明授权
    • Static converter with electric valves comprising a twelve-phase
connection with two Graetz bridges for the suppression of harmonics 5
and 7 of network current
    • 具有电动阀的静态转换器包括与两个Graetz桥的十二相连接,用于抑制网络电流的谐波5和7
    • US4498127A
    • 1985-02-05
    • US444525
    • 1982-11-26
    • Jean-Noel Fiorina
    • Jean-Noel Fiorina
    • H02M7/162H02M7/155
    • H02M7/162
    • There is disclosed an alternating current to direct current static converter which includes a three-phase transformer interconnected with two rectifier bridges to produce a twelve-phase connection for direct current output. The twelve-phase connection is provided by coupling input terminals of one of the bridges to corresponding primary input terminals of each of the three phases of the transformer, and coupling input terminals of the other of the bridges to corresponding phase terminals of the secondary of the three-phase transformer. The outputs of the rectifier bridges are then coupled to provide the DC output. The transformer is constructed such that there is a 150 degree phase shift between the primary and secondary voltages of each phase of the three-phase transformer and a 30 degree phase shift between the input voltages to the rectifier bridges.
    • 公开了一种直流静态转换器的交流电流,其包括与两个整流器桥互连以产生用于直流输出的十二相连接的三相变压器。 十二相连接通过将桥接器的输入端耦合到变压器的三相中的每一相的相应主输入端,并将桥的另一个的输入端耦合到相应的相位端 三相变压器。 然后,整流桥的输出被耦合以提供直流输出。 变压器被构造成使得在三相变压器的每相的主电压和次级电压之间存在150度的相移,并且在到整流器桥的输入电压之间存在30度的相移。