speed threshold

By comparing, we concluded that the threshold speed of the oil whip of a rotor supported on nonlinear model of oil film force is lower than that on the linear model.

通过比较分析得出考虑油膜力的非线性特性后转子发生油膜振荡的转速提前。

A revised formula for calculating the stability threshold speed of turbine-generator bearings is presented.

对现用的汽轮发电机组轴承失稳转速的计算公式进行了修正，提出了修正公式。

If a new kind of marker which could be recognized much more rapidly can be designed, the delay time of the tracking of marker can be shortened and the speed threshold of "drift" phenomenon can be raised.

如果能够设计一种识别速度更快的新标记，则能减少标记跟踪注册的延迟时间，从而提高漂移发生的速度阈值界限。

A-operator method ( AOM) is used to study the influence of the torque fluctuation and time-varying meshing stiffness on rattling threshold speed of the gear system.

用算符分解算法（AOM）研究了扭矩波动和时变啮合刚度对拍击门槛转速的影响。

This method uses a linear CCD as photoelectric sensor. After binarized processing, CCD output signal is stored with high speed in SRAM, then finished the data gathering function. The binarized threshold signal is provided by the software through digital potentiometer.

该方法采用线阵CCD作光电传感器，CCD输出信号经二值化处理后采用静态存储器进行高速存储，完成数据采集的功能，且可通过数字电位器用计算机软件提供二值化阈值信号。

Study on Application of Speed Segmentation in the ABS Logic Threshold Control Method

速度分段在ABS逻辑门限值控制法中的研究与应用

By means of an adaptively adjustable speed threshold parameter to decrease with the iteration process, this algorithm can balance the contradiction between global search and local search, so it can heighten the computing performance.

该算法通过引入随迭代过程逐步变小的适应性可调速度阈值参数来平衡全局搜索能力和局部搜索能力之间的矛盾，提高算法的性能。

If lower mode damping is increased in order to limit the resonance amplitude, the rattle threshold speed will increase.

增大低阶模态阻尼，能够增大拍击门槛转速。

Unbalance Response and Threshold Speed of Touch-Rubbing of a Rotor Subjected to Nonlinear Magnetic Forces

非线性电磁力作用下的转子不平衡响应和界限碰摩转速

A new method which directly extracts the model parameters for the high speed low threshold semiconductor laser is presented, where only the terminal impedance characteristics near the threshold and the relaxation oscillation frequency characteristics above the threshold are used.

针对高速低阈值半导体激光器提出一种模型参数的直接确定方法。

Comparative Research on the Effect of Anaerobic Threshold Intensity Training in Inline Speed Skating

无氧阈强度训练在速度轮滑项目中的效果比较研究