| 摘要 |
PROBLEM TO BE SOLVED: To provide an abnormality determination device or the like for a power conversion circuit, capable of properly determining existence of abnormality on a power conversion circuit from an output voltage.SOLUTION: An abnormality determination device for a power conversion circuit, for determining abnormality on a power conversion circuit in a control device for the power conversion circuit includes: an output voltage detection part for accepting an output voltage signal from an output voltage detector for detecting an output voltage after power conversion by the power conversion circuit; and an abnormality determination part for determining that the power conversion circuit is in abnormal condition if a detected output voltage value from the output voltage detection part is out of a predetermined range around a voltage value of a directed output voltage value for a power conversion control part, where the power conversion control part for controlling the power conversion circuit according to the directed output voltage value to adjust the output voltage is driven for detection of failure with the directed output voltage value for abnormality determination.SELECTED DRAWING: Figure 4 |
