Huazhong University of Science and Technology team photo provided by Huazhong University of Science and TechnologyAccording to Xinhua News Agency, on October 8th, it was learned from Huazhong University of Science and Technology that the engineering and technical team of the National Pulse Strong Magnetic Field Science Center of Huazhong University of Science and Technology has recently successfully achieved the overall magnetization and demagnetization of the rotor of a 20 MW semi direct drive permanent magnet wind turbine, marking China's scientific research team being the first in the world to achieve the overall magnetization and demagnetization of the entire series of models of megawatt level permanent magnet wind turbines.It is reported that permanent magnet wind turbines are currently the main model used for wind power generation, and the permanent magnet pole is a key core component of permanent magnet motors, assembled from numerous magnetic steel...