Traction power module test station
The invention provides a traction power module test station. The test station comprises a three-phase 380V commercial power supply port, a fuse, a first isolation switch, a main contactor, a three-phase voltage regulator, a high voltage rectification transformer, a second isolation switch, a high vo...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a traction power module test station. The test station comprises a three-phase 380V commercial power supply port, a fuse, a first isolation switch, a main contactor, a three-phase voltage regulator, a high voltage rectification transformer, a second isolation switch, a high voltage output terminal and a control device which are successively and electrically connected. The control device is connected to the first isolation switch, the main contactor, the three-phase voltage regulator and the second isolation switch in a signal connection mode so as to control work of theabove components. In the invention, the three-phase voltage regulator is used to regulate a voltage, 12 pulse rectification is performed, voltage regulating is smooth and continuous, and a stationaryhigh voltage direct current is provided for a traction load test device; and compared to a common thyristor voltage regulating mode, by using the test station of the invention, an interference to a power grid harmonic wave is |
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