On December 21, 2024, the scientific and technological achievement appraisal meeting for the "Integral In-Situ Magnetization and Demagnetization Integrated Technology for Large-Scale Permanent Magnet Electrical Equipment" was successfully held in Chengdu. The meeting was meticulously organized and chaired by the China Electrotechnical Society. The appraisal committee brought together numerous renowned professors and experts from relevant domestic fields.

The appraisal committee carefully listened to the detailed presentations made by the project team, gaining a comprehensive and in-depth understanding of the technology's research background, innovative concepts, and technical characteristics. The experts thoroughly reviewed the appraisal materials, including technical reports, application proofs, and relevant intellectual property certifications. During the Q&A session, the experts engaged in in-depth discussions with the project team on key technical aspects, innovation highlights, and practical application results.

Following rigorous analysis and consideration, the appraisal committee reached a unanimous appraisal opinion. The opinion stated that this technology represents a major innovation and breakthrough. It has been successfully applied in key fields such as high-coercivity large-scale permanent magnet wind generators, high-speed permanent magnet motors, and high-speed magnetic levitation rotors, significantly improving manufacturing levels and operational efficiency in these areas. Furthermore, the technology has yielded multiple independent intellectual property achievements, demonstrating strong technical advantages and market potential.

Ultimately, the appraisal committee unanimously determined that the "Integral In-Situ Magnetization and Demagnetization Integrated Technology for Large-Scale Permanent Magnet Electrical Equipment" involves substantial technical difficulty and strong innovation, placing it at the international leading level. This technology will vigorously promote the high-quality and sustainable development of China's large-scale permanent magnet electrical equipment industry. It represents a milestone in industrial manufacturing and remanufacturing and is expected to lead the industry to a new level.