| 摘要 |
The invention relates to a blade angle adjustment drive for a wind power plant, having at least one electrical converter (13); at least one electric motor (20) which is electrically coupled to the converter (12) and which is powered, or can be powered, by the converter (13); at least one monitoring unit (43) which monitors the operation of the converter (13) and by which one or more malfunctions in the operation of the converter (13) can be identified, and subject thereto, the operation of the converter (13) is, or can be, disrupted at least temporarily; and at least one additional unit (28) that can be activated. Activating said additional unit prevents, or can prevent, a disruption of the operation of the converter by the monitoring unit (43) during an emergency situation. |
