High-power brushless AC generator

The invention discloses a high-power brushless alternating current generator, which is characterized in that a front end cover is provided with a front bearing, a rear bearing, fan blades and a belt pulley, wherein a rotor assembly is pressed into the front end cover, one surface of a rear end cover is provided with a magnetic field coil assembly and a stator assembly, the other surface of the rear end cover is provided with a rectifier bridge assembly with a regulator and a dust cap, the front end cover and the rear end cover are connected and fixed, and the rear end cover is provided with an output end of a power supply, an output end of rotating speed and an input end of an excitation power supply. The high-power brushless alternating current generator has the advantages of smaller volume, lighter weight and large output power, particularly has large idle generating capacity and simple and convenient maintenance, improves the reliability of a product, and is convenient to arrange on an engine due to an out