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Semi-active graded energy consumption variable stiffness damper
The semi-active graded energy consumption variable stiffness damper comprises a shell, the inner surface of the shell is coated with an electric coating, a first permanent magnet is fixedly arranged at the bottom of the shell, an MFC energy collecting device is arranged at an opening in the upper end of the shell, and the periphery of the side wall of the MFC energy collecting device makes contact with the electric coating; a piezoelectric material is fixedly arranged at the upper end of the MFC energy collecting device, a black box is arranged at the lower end of the MFC energy collecting device, a bearing steel pipe and a tuned mass damping device are arranged between the black box and the first permanent magnet, a control system is arranged in the black box, and the upper end of the tuned mass damping device penetrates through the black box to be electrically connected with the control system. According to the damper, multi-path composite energy consumption is achieved, the semi-active frequency conversion effect is achieved, graded energy consumption is achieved, the characteristic of variable rigidity is achieved, the damper is suitable for various frequency ranges, the vibration reduction effect can be further enhanced, and the vibration reduction degree can be finely controlled.
本发明涉及一种半主动分级耗能变刚度阻尼器，包括壳体，壳体的内表面涂有电涂层，壳体的底部固定设置有第一永磁体，壳体的上端开口处设置有MFC能量收集装置，MFC能量收集装置侧壁一周与电涂层接触，MFC能量收集装置上端固定设置有压电材料，下端设置有黑箱，黑箱与所述第一永磁体之间设置有承重钢管和调谐质量阻尼装置，所述黑箱内设置有控制系统，所述调谐质量阻尼装置上端穿过所述黑箱与所述控制系统电连接，所述第一永磁体与所述壳体构成的空间内加有电流变液体，该阻尼器多途径复合耗能，具有半主动变频的效果，分级耗能，且具备变刚度的特性，适用于各种频率范围，可进一步加强减振效果，精细控制减振程度。
Semi-active graded energy consumption variable stiffness damper
The semi-active graded energy consumption variable stiffness damper comprises a shell, the inner surface of the shell is coated with an electric coating, a first permanent magnet is fixedly arranged at the bottom of the shell, an MFC energy collecting device is arranged at an opening in the upper end of the shell, and the periphery of the side wall of the MFC energy collecting device makes contact with the electric coating; a piezoelectric material is fixedly arranged at the upper end of the MFC energy collecting device, a black box is arranged at the lower end of the MFC energy collecting device, a bearing steel pipe and a tuned mass damping device are arranged between the black box and the first permanent magnet, a control system is arranged in the black box, and the upper end of the tuned mass damping device penetrates through the black box to be electrically connected with the control system. According to the damper, multi-path composite energy consumption is achieved, the semi-active frequency conversion effect is achieved, graded energy consumption is achieved, the characteristic of variable rigidity is achieved, the damper is suitable for various frequency ranges, the vibration reduction effect can be further enhanced, and the vibration reduction degree can be finely controlled.
本发明涉及一种半主动分级耗能变刚度阻尼器，包括壳体，壳体的内表面涂有电涂层，壳体的底部固定设置有第一永磁体，壳体的上端开口处设置有MFC能量收集装置，MFC能量收集装置侧壁一周与电涂层接触，MFC能量收集装置上端固定设置有压电材料，下端设置有黑箱，黑箱与所述第一永磁体之间设置有承重钢管和调谐质量阻尼装置，所述黑箱内设置有控制系统，所述调谐质量阻尼装置上端穿过所述黑箱与所述控制系统电连接，所述第一永磁体与所述壳体构成的空间内加有电流变液体，该阻尼器多途径复合耗能，具有半主动变频的效果，分级耗能，且具备变刚度的特性，适用于各种频率范围，可进一步加强减振效果，精细控制减振程度。
Semi-active graded energy consumption variable stiffness damper
一种半主动分级耗能变刚度阻尼器
FU BO (author) / LI YUXIN (author) / XIA DANHUI (author) / WANG YUE (author) / CAO YICHEN (author) / ZHANG JIACHI (author)
2024-01-05
Patent
Electronic Resource
Chinese
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