Research on the variable speed technology of large power alternating current motor 大功率交流电机变频调速技术的研究
A Study on the Application of Variable Speed Technology(VST) 调速技术在实践中的应用研究
With the rapid development of power electronics, microelectronics technology as well as modern control theory, AC variable speed technology has become more sophisticated, which has greatly contributed to the development of ship electric propulsion and its expanding applications. 电力电子、微电子技术以及现代控制理论的迅速发展和交流调速技术的日益成熟,在很大程度上促进了船舶电力推进技术的发展,使其应用领域不断扩展,船舶电力推进是未来船舶的发展方向。
With the development of AC motor control technology today, the traditional DC variable speed technology has been gradually replaced by AC variable speed technology. And it has taken important effect in all areas of the national economy. 当今交流电机控制技术的发展,已经在逐步取代传统的直流调速技术,在生产和生活实践中都起到了重要的作用。
In view of features and technical requirements of horizontally driven scissors table, variable frequency variable speed technology is adopted to attain constant movement and accurate positioning of the platform. 通过分析水平驱动剪叉式升降台的特点及技术要求,提出了采用变频调速的方法实现台面的匀速运动和准确定位。