Power supply device and an associated method thereof
AssigneeGeneral Electric Technology GmbH
InventorMohan SRINIVASARAO
Life of this patent
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Abstract
A power supply device is presented. The power supply device includes a voltage conversion unit. The voltage conversion unit includes a capacitor divider circuit. The capacitor divider circuit includes a plurality of capacitors coupled to each other in series. Further, the voltage conversion unit includes a step-down transformer coupled to at least one of the plurality of capacitors. The power supply device also includes a low pass filter configured to be coupled to at least one high voltage power line and the voltage conversion unit, where the low pass filter is configured to provide filtered power to the voltage conversion unit.
Claims18
A power supply device comprising:
- a voltage conversion unit comprising:
- a capacitor divider circuit comprising a plurality of capacitors coupled to each other in series;
- and
- a step-down transformer coupled to at least one of the plurality of capacitors;
- and
- a low pass filter configured to be coupled to at least one high voltage power line and the voltage conversion unit, wherein the low pass filter is configured to provide filtered power to the voltage conversion unit.
A power supply system comprising:
- a power supply device comprising:
- a voltage conversion unit comprising:
- a capacitor divider circuit comprising a plurality of capacitors coupled to each other in series;
- and
- a step-down transformer coupled to at least one of the plurality of capacitors;
- a low pass filter configured to be coupled to at least one high voltage power line and the voltage conversion unit, wherein the low pass filter is configured to provide filtered power to the voltage conversion unit;
- and
- a disconnector switch disposed between the power supply device and the at least one high voltage power line;
- and
- a smart meter coupled to the voltage conversion unit.
A method of operation of a power supply system, the method comprising:
- filtering, using a power supply device, a high voltage signal at at least one high voltage power line;
- generating, using the power supply device, a low voltage signal based on the high voltage signal;
- and
- providing the low voltage signal to a load.
Dependencies are inferred from the claim text.