3.变阻尼减振控制系统的国内外现状分析 自集能技术 (1)自感知与自集能技术 Induced Current 「x元““×x“1 1××X×××x! XX XX XX×1 Magnetic Field XX XX L XXX XI Damper Deformation ☐Pure iron ☐umnum (a)Multi-stage MR damper Normal MR fluid damper EMI part 永磁体+导电线圈 将磁流变阻尼器的往复运动的动能通过切割 磁力线转化为电能，实现自集能。 (b)EMI part Lee HJ,Moon S J,Jung H J.Integrated design method of MR damper and electromagnetic induction system for structural control []Proceedings of Spie the Intemational Society for Optical Engineering,2008, 6932:69320S-69320S-10. 173. 变阻尼减振控制系统的国内外现状分析 (1) 自感知与自集能技术 17 永磁体+导电线圈 自集能技术 将磁流变阻尼器的往复运动的动能通过切割 磁力线转化为电能，实现自集能。 Lee H J, Moon S J, Jung H J. Integrated design method of MR damper and electromagnetic induction system for structural control [J]. Proceedings of Spie the International Society for Optical Engineering, 2008, 6932:69320S-69320S-10