Patent · US Active

Power conversion device, power conversion method, and program

US12267022B2 · kind B2 · utility

0Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 2020
Grant dateApr 1, 2025
Priority date
Expiry dateJun 9, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02M1/0003
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A power conversion device 1 includes a matrix converter circuit 10 including a plurality of switching elements and being configured to perform bidirectional power conversion between alternating current power on a primary side and alternating current power on a secondary side, a power conversion control unit 114 configured to switch on and off the plurality of switching elements in unison with a carrier wave to cause an alternating current on the secondary side to follow a control command, and a carrier wave changing unit 116 configured to change, based on a nearness level between a frequency on the primary side and a frequency on the secondary side, a frequency of the carrier wave.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.