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测量6205深沟球轴承的故障振动加速度信号, 对信号进行时频分析, 利用经验模态分解方法将振动信号分解成不同特征时间尺度的固有模态函数,对每个固有模态函数进行Hilbert 变换得到Hilbert 谱,通过谱分析识别轴承的故障部位和类型, 证实Hilbert 谱的有效性(Measuring 6205 deep groove ball bearing fault vibration acceleration signal, the signal frequency analysis, empirical mode decomposition method to decompose the vibration signal into different characteristic time scales of intrinsic mode functions, the Hilbert transform of each intrinsic mode functions Hilbert spectrum, spectral analysis to identify the location and type of bearing failure, confirmed the effectiveness of the Hilbert spectrum)

poiseuille流，LBM方法matlab实现(poiseuille flow, LBM method matlab realize)

5 exercices on Mechanics of solid materials for matlab: developments on graphs of shear and moment

This is a version of Foschini-Miljanic, an itarative algoriyhm for power control in wireless computer networks.

数字型号处理伯克利版上机习题答案（第六章和第十章）(The digital models on the Berkeley version of problem sets (Chapters VI and Chapter X))

Simulation Montecarlo Integral2

正弦sin映射，要学习混沌的可以了解下，还有pdf曲线(Sine mapping with pdf curve, learning chaos can understand)

说明：  M/M/m排队系统性能仿真代码matlab function r=randexp(lambda) r = -lambda*log(rand) (M/M/m queuing system performance simulation code matlab function r = randexp (lambda) r =-lambda* log (rand))

蚁群算法路径规划matlab代码，可以正常运行(Ant colony algorithm for path planning of the matlab code, and can run normally)

永磁同步电机svpwm仿真，速度环、电流环PI控制(SVPWM simulation of permanent magnet synchronous motor)