Adopting the active control can meet the isolation demand high accuracy for tiny vibration induced by the gravitation variation between the sun and the earth.
目前对于太阳和地球引力变化引起的微振动，采用先进的主动控制能达到高精度的隔振要求。
Depending on the degree of safety to achieve structural control technique like active isolation, passive isolation or conventional seismic design method can be chosen.
依据所要达到的安全程度，可选择采用主动隔震结构控制技术、被动隔震结构控制技术或传统的抗震设计方法。
The active vibration control of the beam structure, which is used in the isolation of the ships auxiliary machines, is studied by using modal analysis method and adaptive algorithm in this paper.
以船舶辅机的梁式隔振结构为对象，运用模态分析方法和自适应算法，推导并分析了梁式结构振动主动控制的基本原理和方法。
The hybrid vibration control is to apply both the active and passive vibration control to the same controlled structure in order to take full advantage of them and obtain the optimal isolation effect.
混合振动控制是将主动振动控制和被动振动控制同时应用于被控结构，充分利用它们各自的优点，达到最佳的隔振效果。
Through feedback control analysis and simulation, it is proved that the mechanical model is appropriate and the scheme of active vibration isolation system is feasible and effective.
通过反馈控制分析和实验，表明：采用主动隔振可以明显提高机床减振性能，尤其对低频隔振效果较好。
The types, principles, features, and applications of displacement sensor used in ultra-low frequency active vibration isolation control are introduced.
介绍了超低频主动隔振控制中常用的位移传感器的类型、工作原理、结构特点及适用范围。
The sliding structure with semi-active control shows good isolation effect, and the basic maximum sliding displacement and residual displacement were lesser.
通过半主动控制后，不但具有较好的隔震效果，而且能有效地减小基底的最大滑移量及残余位移。
A novel control method based on BP network controller is presented for the nonlinearities in active vibration isolation system.
针对主动隔振系统存在的非线性，提出一种基于BP网络控制器的主动控制方法。
Numerical results show that the sliding structure using semi-active control not only has good vibration isolation effect, but also has less maximum slippage and less residual base displacement.
对实例计算结果的分析表明，半主动控制下的滑移隔震结构不但具有较好的隔震效果，而且能有效地减小基底的最大滑移量及残馀位移。
According the simple active vibration isolation system model, using different control ways, designed a lot of control systems.
根据升沉补偿系统主动隔振的简单模型，采用不同控制策略，设计了几套控制系统。
Numerical results show that the sliding vibration isolation structure using semi-active control not only has good isolation effect, but also has lesser maximum slippage and residual base displacement.
对计算实例的分析表明，通过半主动控制的滑移隔震结构不但具有较好的隔震效果，且能有效地减小基底的最大滑移量及残余位移。
The author uses MATLAB to simulate control algorithms for vibration isolation and compares the differences of no-control, passive control and active control.
作者利用MATLAB对隔振控制算法进行了仿真研究，比较了无隔振控制、被动隔振控制和主动隔振控制方法之间的差别。
The calculation results indicate that the semi-active control by using the MR damper can effectively control the seismic earthquake of the earthquake isolation single pile platform.
数值计算结果表明，磁流变阻尼器可以有效地控制隔震独桩平台在地震作用下的位移反应。
MR damper is one of excellent semi-active control devices, it combines base-isolation structure to form intelligent and composite isolated system.
磁流变阻尼器是一种优良的半主动控制装置，它与隔震结构组合形成智能复合隔震体系。
By selecting and adjusting right semi-active control strategy, we can get a satisfactory and optimal isolation control result.
为了得到令人满意的减震控制效果，可以选择、调整合适的半主动控制策略，达到最优的减震结果。
The results of an experiment of active vibration isolation show that the multiple-point adaptive control strategy is not only effective but also simple and practical.
主动隔振模拟试验结果表明，这种多点自适应有源隔振策略对于多方向耦合振动的有源控制是切实可行的，而且简单、实用。
The results of an experiment of active vibration isolation show that the multiple-point adaptive control strategy is not only effective but also simple and practical.
主动隔振模拟试验结果表明，这种多点自适应有源隔振策略对于多方向耦合振动的有源控制是切实可行的，而且简单、实用。
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