A new passive electromagnetic damper worked with DC without control is developed.

提出了一种无须控制、采用直流电工作的被动式电磁阻尼器。

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Magnetorheological fluid damper can effectively improve the performance of passive isolation system and protect deformation of isolation layer against damage.

磁流变液阻尼器能够有效地改善被动隔震系统的性能，可保护隔震系统因过大的水平变形而产生失效破坏。

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For simply and reliably improving the rotor's stability and suppressing the resonant vibration around the first critical speed, a new passive electromagnetic damper was proposed.

为了简单可靠地增加转子系统的稳定性、抑制转子的共振振峰，提出一种新型的被动式电磁阻尼器。

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Problem is that renting out real estate is penalized in the tax code under Section 469 passive activity rules and that put a major damper on this timely investment idea.

FORBES: Bring Back Housing By Bringing Back Tax Shelters