Installation method of nuclear power unit generator

The invention discloses an installation method of a nuclear power unit generator, which comprises a steam end cooler, an excitation end cooler, a wire outlet cover, a steam end bearing, an excitation end bearing, two anchor plates, a brush carrier, a stabilizing bearing, a stator and a rotor, and is characterized in that the stator is arranged around the rotor; the steam end cooler is sleeved with a steam end cooling bag; an excitation end cooling bag is sleeved on the excitation end cooler; the wire outlet cover is arranged below the stator and the rotor; one end of the rotor is mounted in an inner ring of the steam end bearing; the other end of the rotor is arranged in an inner ring of the excitation end bearing; the two anchor plates are fixedly arranged and are respectively connected with the outer ring of the steam end bearing and the outer ring of the excitation end bearing; the brush carrier is in transmission connection with the rotor; the stabilizing bearing is also in transmission connection with th