查询词典 impulse excitation

Because of the unstructured environments and the force impulse excitation of the following manipulators, the invertibility control input can not control the conducting manipulator exactly. In this paper, a new adaptive and sliding mode control scheme is developed assuming that all system parameters including the joint flexibility values are uncertain but within given bounds.

在以上方法的基础上，本文再对多杆柔性关节机械手在约束空间的轨迹优化规划问题进行了研究，首先利用坐标转换得出多杆柔性关节机械手的约束动力学模型，然后利用逆系统方法求出了系统在约束空间的次优化轨迹及力控制器。

This paper analyzes the problem of finding the state leap under impulse excitation in Liner Normal Network systematically in detail with the method of equivalent circuit, and presents a specific solution to the problem.

对冲激激励下线性常态网络中状态量的跃变问题，用等效电路的方法作了比较系统详细的分析，给出了较具体的求解方法。

In this paper,dynamic behaviour of a gear box of scraper conveyor is studied by experimental model analysis; the impulse excitation method for EMA and some techniques are described, and then some problems that should not be neglected in measurement are discussed.

应用试验模态分析技术研究了刮板输送机减速器的动态特性，阐述了试验模态分析的脉冲激振方法和实施脉冲激振的一些技巧，并讨论了测试中应注意的问题。

The Van der pol equation under impulse excitation can be used to simulate the development of perturbation along the body,and it can also explain the exponential growth of the disturbance energy.

采用脉冲激励的Van der pol方程可以很好地模拟扰动量沿轴向的发展过程，而且可以解释扰动能量的指数增长现象。

Based upon the principle of impulse excitation test, the vibration and sound response of the metallic circular plate are studied, and then an effective way is suggested to improve its dynamic behaviour.

本文基于脉冲激振试验原理研究了金属圆板结构的振动特性和声响应特性，提出了改善其动态特性的有效途径。

To study the performance of early energy decay in churches, acoustical measurements under an impulse excitation were conducted in a Protestant church and a Catholic church in Hong Kong.

采用脉冲激励响应的方法对两种不同类型的教堂早期声能量衰变过程进行了研究。

At the end of paper, the motorized spindle has been taken as an experimental object, a set of dynamic measuring system has been built up, and the experiment of dynamic response characteristic is conducted with impulse excitation. The comparison between theoretical simulation and experimental result shows that the rationality and validity of the simulation model are validated. Furthermore, some effective methods have been put forward to improve the dynamic performance of the high-speed motorized spindle.

建立了电主轴的动态测试系统，采用冲击法对电主轴的动态响应特性进行实验研究，将理论仿真结果和实验结果进行了对比分析，结果表明，所建立的仿真模型是合理有效的，并提出了改进高速电主轴动态特性的主要措施。

EA mounted on the either end of rotor shaft can generate impulse excitation force or simple harmonic excitation force with different frequency.

电磁激振器安装在转子的伸出端，产生脉冲激励力或不同频率的简谐激励力。

Gear box ; frequency response function ; impulse excitation ; dynamic behaviour

减速器；频率响应函数；脉冲激振；动态特性

First, modal resolution of the cabinet is obtained by ANSYS modal analysis; Then, modal experiment of cabinet is carried out with impulse excitation method and corresponding modal parameters are obtained.

首先，采用有限元软件ANSYS理论模态分析对机箱进行模态求解，得到计算模态参数；另外，用脉冲激励法对机箱进行模态实验，得到实验模态参数。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。