The utility model discloses a minitype aerogenerator's controlling means, does controlling means include small -size permanent -magnet direct -drive aerogenerator, uncontrollable rectification ware, a voltage sensor, a current sensor, the 2nd voltage sensor, the 2nd current sensor, DC DC converter, drive module, controller, a filter circuit unit, the 2nd filter circuit unit, load, light permanent -magnet direct -drive 1 encoder, WIFI module and the appearance of making a video recording. The utility model discloses a K60 singlechip carries out the control of maximum power tracking and rotational speed, and the processing speed is fast, realize the communication of singlechip and host computer through the WIFI module, the operation is more convenient with control, can realize the more measurement of high accuracy of rotational speed through light electric rotary encoder, the image of fan paddle can be gathered through the appearance of making a video recording to the operational aspect of better monitoring fan.