TMD device with eddy current dampers

The invention provides a TMD device with eddy current dampers. The TMD device comprises a supporting frame fixed under a floor slab, wherein a mass block is arranged on the supporting frame, and an adjusting mechanism is arranged between the supporting frame and the mass block, so that the height of...

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Bibliographische Detailangaben
Hauptverfasser: ZHANG HAIJUN, XU JUNYAN, ZHANG HONGWU, ZHAN YIN'AN, LIU FUFA, ZHAO XIANJI, ZHU SHUCHENG, BAI LIGANG, YU PING, LUO ZHUANG, ZHANG XIANHUI, XIA SHOUMING, ZHOU LIANSEN, LIAO YUWEI, LI LIANG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a TMD device with eddy current dampers. The TMD device comprises a supporting frame fixed under a floor slab, wherein a mass block is arranged on the supporting frame, and an adjusting mechanism is arranged between the supporting frame and the mass block, so that the height of the center of mass is changed under the action of the mass block adjusting mechanism; a plurality of dampers are arranged between the mass block and the supporting frame, so that the mass block oscillates in the vertical direction under the influence of the dampers; sensors are arranged on the massblock and the supporting frame correspondingly and detect the oscillation amplitude and frequency of the mass block and the supporting frame; the dampers are provided with permanent magnets and coils, energy dissipation is conducted through the electromagnetic Lenz principle, and the vibration inhibiting effect is improved; the rigidity of the TMD device can be adjusted through an adjusting seatand a second spring, so th