针对开关磁阻电动机运行的振动和噪声问题，在对开关磁阻电机非线性模型进行分析的基础上，将直接转矩控制方法应用到SRM的控制当中。
As to the problems of operating noises and vibrations, this paper applied the Direct Torque control (DTC) technique to SRM's controlling, based on the analysis of the nonlinear model of SRM.
随着人们对工作和生活环境的要求日益提高，国家法规日益严格，控制发动机的振动和噪声具有重要意义。
With the improvement of working and living conditions, and the implementation of stricter regulations, the reduction of engine vibration and noise has an important significance.
因此对振动信号的采集和处理、系统辩识、振动和噪声控制等方面的研究变得尤为重要。
Therefore, it's important to acquire and process vibration signals, differentiate and analyze the system, control the vibration and noise.
通过WVIS -ME45隔振器的轴向弹性变形来传递螺旋桨的推力，有效地控制了船舶推进系统的振动和噪声。
It is efficient to control the vibration and noise of the propulsion system since the thrust is transmitted by axial elastic deformation of WVIS-ME45 vibration isolator.
文中给出控制减压阀噪声和振动的新方法。
A new method for controlling noise and vibration of reducer is introduced in this paper.
振动与噪声控制在科学研究中具有非常重要的理论意义和工程实际价值。
Vibration and noise control possess an very important value in scientific research in theoretical and practical engineering.
论文首先对前人在发动机振动与噪声控制研究方面的成果作了概述，明确了本文研究工作的重点和需要解决的主要问题。
The achievements of former researcher in noise and vibration control of engine are reviewed firstly, which make the key problems clearer.
结构振动和噪声控制对于民船和军船都是一项十分重要的研究课题。
The noise and vibration control is a major research subject in civil and military fields.
测试和分析电机的振动为电机的故障诊断和电机的噪声控制提供了途径，因此有必要建立一个电机振动测试分析系统。
Measuring and analyzing the vibration of electric motor provides a way to detect motor's fault and reduce noise. It is vital of importance to develop a measurement and analysis system.
振动和噪声不仅危害人的听觉系统，还会加速机械结构的老化，影响设备及仪表的精度和使用寿命，阻尼减振技术是有效控制振动和噪声的方法。
Mechanical vibration and noise not only hurt system of human being but also threaten the precise of instrument, and damping technology is one of the most efficient methods to control them.
将随机输入和观测噪声等维化处理后，建立了结构振动及其控制系统差分方程的统一模式。
The unified differential equation is developed after making the stochastic excitation and observation noise be of equal dimensions.
将随机输入和观测噪声等维化处理后，建立了结构振动及其控制系统差分方程的统一模式。
The unified differential equation is developed after making the stochastic excitation and observation noise be of equal dimensions.
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