Electric power bicycle control system

The invention discloses an electric power bicycle control system, which comprises a sensor, a controller and a background cloud manager. The sensor comprises a position sensor and an angle sensor; theposition sensor is arranged on a chain wheel, and used for confirming the rotation direction of the chain wheel and setting speed by the controller; the angle sensor is arranged beneath the seat, andused for sensing the pavement information and feeding back the pavement information to the controller; the pavement information is used as a condition matched with the speed model of the control model; the controller is wirelessly connected with the background cloud manager, the background cloud manager provides a bicycle device online management function, a driving model and a driving data interface. The electric power bicycle can sense the user driving intention and boost driving without relying on a gear; besides, the control system can control bicycle access and speed protection, providebackground data interface,