Device and method applied to in-situ algae removal of water body

The device comprises two floating bodies connected through a connecting rod, the bottoms of the floating bodies are connected with weights respectively, and solar panels are fixed to the surfaces of the floating bodies respectively; a driving electrode anode plate and a driving electrode cathode plate are fixed below the connecting rod; a motor is mounted in one floating body, and the motor, the driving electrode anode plate and the driving electrode cathode plate are connected with a solar panel; an output shaft of the motor penetrates through the driving electrode anode plate or the driving electrode cathode plate, a bipolar electrode plate is fixed to the front end of the output shaft through a titanium wire, the bipolar electrode plate is perpendicular to the driving electrode anode plate and the driving electrode cathode plate, and a TiO2 electro-catalysis material is loaded on the bipolar electrode plate. The device and the method disclosed by the invention are simple to operate, good in algae removal e