Patent ID: 11923756
Assignee: DENSO CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. The control apparatus for a power conversion apparatus according to claim 1, wherein:
In response to an intermediate value between the first determination value and the second determination value being an intermediate determination value,
the polarity determining unit
determines that the polarity of the actual voltage has switched from a positive polarity to a negative polarity when the acquired detected voltage is determined to have fallen below the intermediate determination value without falling below the second determination value after exceeding the first determination value, and
determines that the polarity of the actual voltage has switched from a negative polarity to a positive polarity when the acquired detected voltage is determined to have exceeded the intermediate determination value without exceeding the first determination value after falling below the second determination value.