不做任何措施的H型吊杆在一定的风速下很容易发生驰振。
The tests results indicate that (H-shaped) booms without taking any measures have galloping performance in low speed wind.
输电线路舞动是在覆冰和风激励条件下产生的一种驰振现象。
The transmission line dancing is a kind of galloping phenomenon resulted from ice coating and wind excitation, which has features of large amplitudes and long lasting time.
针对驰振发生时的特大厚度覆冰进行覆冰导线模型的风洞测试。
The wind tunnel tests on the aerodynamic characteristics of heavily iced conductors are carried out when severe gallop happens.
通过节段的静力和弹簧悬挂动力试验，对H型吊杆的驰振和涡激振动性能进行分析。
On the basis of static aerodynamic force tests and dynamic response tests, the galloping and (vortex-induced) oscillation performances of H-shaped booms were investigated.
针对我国电力线路严重驰振区的实际情况进行了覆冰导线群的动态气动力特性测试。
The systematic tests have been carried out on the aerodynamic characteristics of galloping of bundled iced electric power transmission lines.
分析了斜拉桥拉索涡激振动、风雨激振、尾流驰振和抖振的振动机理，并总结了控制这些振动的措施。
The vortex-induced vibration, rain-wind-induced vibration, wake galloping and buffeting of the cable of a cable-stayed bridge are analyzed, and relavant control measures are summarized.
最后，对成桥运营阶段确定了颤振、驰振临界风速以此来做为稳定性的判断依据，并重点进行脉动风场的抖振响应分析。
Finally, to determine the bridge flutter, galloping and buffeting critical wind speed as a method of judging the stability, buffeting response analysis is the key point.
文章重点研究了较高振幅振动柱的锁定现象、波动升力与柱位移之间的相位变化，讨论了方柱涡激振荡、驰振和气动稳定性问题。
This study aims at investigating the lock-in phenomenon, fluctuating lift and the phase shift between fluctuating lift and displacement of the oscillating cylinder.
文章重点研究了较高振幅振动柱的锁定现象、波动升力与柱位移之间的相位变化，讨论了方柱涡激振荡、驰振和气动稳定性问题。
This study aims at investigating the lock-in phenomenon, fluctuating lift and the phase shift between fluctuating lift and displacement of the oscillating cylinder.
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