| 1. | Influence of pump isolation mounts on the shock response of the loop systems
循环泵隔振对回路系统冲击响应的影响 |
| 2. | For the first time the direct adaptive neural network control is induced into two - stage vibration isolation mounting and the method of direct adaptive pd neural network is presented
首次将直接自适应神经网络控制引入双层隔振系统并提出了直接自适应pd神经网络控制方法。 |
| 3. | In this paper the technique of active vibration control is researched on the two - stage vibration isolation mounting and hydraulic serve vibration isolating system . the following creative works have been completed : 1
本文在双层隔振模拟实验台架及实际柴油机液压伺服隔振系统上对振动主动控制技术从多方面进行研究，取得了如下研究成果： 1 |
| 4. | In order to study active vibration control with hydraulic servo deeply , the theory model of actual two - stage isolation mounting with hydraulic servo is set up . the force transfer rate of the system is deduced by the transfer function analytical method . the computer simulation of active vibration control performance is made for various control parameters and inhere parameters
为了深入研究液压伺服振动主动控制，针对实际柴油机液压伺服振动哈尔滨工程大学博士学位论文主动控制实验台架，建立了液压伺服振动主动控制系统模型，并进行了数字仿真研究，讨论了各种控制参数的引入对力传递率的影响，另外讨论了系统的固有参数的变化对力传递率的影响，为以后的液压伺服振动主动控制台架的改造和振动控制提供了有益的参考依据。 |
| 5. | ( 2 ) the method of direct adaptive pd neural network is initiated which combine merit the neural network and pid control and the digital simulation is made on the two - stage vibration isolation mounting . the results indicate the theoretical feasibility of the method and pd neural network has quicker learning speed and smaller neural scale than neural network . one new method is provided for active vibration control
( 2 )通过对神经网络控制与pid控制的深入研究，将神经网络与pid控制优点相结合，提出了一种直接自适应pd神经网络的振动控制方法，针对将该方法应用于双层隔振系统的数学模型进行了数字仿真研究，结果表明该方法有效地降低了网络规模并加快了网络的收敛速度，为振动主动控制提供了一种新的控制方法。 |
| 6. | ( l ) in order to conquer the complexity of controller , the direct adaptive neural network control is induced into active vibration control system and the digital simulation is made on the two - stage isolation mounting . the error channel is replaced with sgn function in this method . the results indicate the theoretical feasibility of the method
( 1 )将直接自适应神经网络控制方法引入双层隔振振动主动控制系统，该方法将误差通道纳入神经网络用sgn函数替代，不需要预先或在线辨识系统的数学模型，从而降低了控制系统的设计复杂性，在双层隔振台架上进行了数字仿真研究，结果表明了该方法的理论可行性。 |
| 7. | As far as the tow - stage vibration isolation mounting with dynamoelectric actuator is concerned , the effect of the selection of the error sensor ( displacement , velocity , acceleration ) on the force transfer rate of the pid active vibration control system is analysed and on the basis of this the control simulation with hebb rule on two - stage vibration isolation mounting with the single neural adaptive pid controller is made and the simulation results indicate the method is effective . 2
针对具有电动执行器的双层隔振实验台架，讨论了误差传感器类型(位移、速度、加速度)的选择对双层隔振pid振动主动控制系统力传递率的影响，在此基础上将单神经元自适应控制引入振动主动控制系统，采用hebb学习算法进行了双层隔振系统振动主动控制仿真研究，取得了满意的控制效果。 |
| 8. | Deducing the transfer function of the system , one controller is constructed and it has the wide frequencies isolation performance and zero force transfer rate . the active vibration isolation simulation is made and the results show that the two - stage isolation mounting with the controller constructed using the method mentioned in this paper has perfect isolation property and this provide new way for controller design . 4
通过对双层隔振振动主动控制系统模型的力传递函数的深入研究，构造了一种具有宽带隔振性能的理论上具有零力传递率的控制器，并进行了数字仿真研究，取得了理想的仿真效果，为振动主动控制控制器的设计提供了新的思路。 |
| 9. | The experiments of active vibration control are made using direct adaptive neural network controller and direct adaptive pd neural network controller on the two - stage isolation mounting , in addition , the experiment of noncollocated vibration control is made using the two mentioned network controller . all experiment results indicate the effectivity of adopted method
在双层隔振模拟实验台架上进行了直接自适应神经网络振动主动控制实验和直接自适应pd神经网络振动主动控制实验，另外进行了上述两种神经网络的非并置振动主动控制的实验研究，实验结果验证了所采用方法的有效性。 |
