Full-automatic discharge nuclear capacity testing device for wind power plant storage battery

The utility model discloses a full-automatic discharge nuclear capacity testing device for a storage battery of a wind power plant. The system comprises a storage battery online maintenance network management platform, a server, a storage battery online maintenance instrument and a storage battery intelligent charging and discharging system. The intelligent storage battery charging and dischargingsystem comprises a storage battery pack and a storage battery capacity testing module, the storage battery pack is connected with the power output end of the distribution panel through a rectifier toform a charging loop, and the storage battery pack is further sequentially connected with the storage battery capacity testing module and a normally open switch of a relay in the distribution panel to form a discharging loop. According to the utility model, on the premise of not changing the main structure of the original storage battery charging and discharging circuit composition, the switchingof the storage battery cha