wind_dfig

同位网格顶盖驱动流数值模拟simple算法(Collocated grid lid-driven flow simulation of simple)

基于ＭＡＴＬＡＢ的小波分析应用：运用小波的时域、频域特征对摩托车发动机故障诊断和齿轮点蚀故障诊断(Wavelet analysis of MATLAB-based applications: the use of wavelets in time domain, frequency domain characteristics of motorcycles engine fault diagnosis and fault diagnosis of gear pitting)

matlab实现功率谱密度分析psd及详细解说(Matlab PSD power spectral density analysis and detailed explanation )

matlab编写的droop控制模型，可以实现分布式电源功能(matlab prepared droop control model, can achieve distributed power function)

说明：  An Antenna is a transducer, which converts electrical power into electromagnetic waves and vice versa.

对协作通信中分布式空时码的编码研究以及译码和性能仿真(Cooperative communication on distributed space-time codes coding and decoding and performance simulation)

高阶累积量的music算法，包括多种music算法之间的对比分析(Cumulant music algorithm)

现需要在高度为600~700KM范围内，回归周期为30天的太阳同步轨道上布置一颗L波段的合成孔径雷达卫星。 1. 请设计合适的轨道参数，并仿真对应轨道下一个运行周期内星下点轨迹图（纬度和经度两个图）； 2. 计算多普勒中心频率，多普勒调频率与纬度的关系图（设姿态角为0°，天线视角20°~60°，推荐35°）； 3. 按高斯投影方式，将星下点轨迹图投影到地图坐标上。(Now requires a height of 600 ~ 700KM range, return period of 30 days are arranged on a sun-synchronous orbit L-band Synthetic Aperture Radar satellites. 1 Please design the appropriate orbital parameters and simulate the corresponding orbit within the next operating cycle nadir trajectories (latitude and longitude two graphs) 2. Calculate the Doppler center frequency, Doppler frequency and the relationship between latitude Figure (set attitude angle is 0, the antenna angle of 20 to 60, recommended 35) 3 Press Gauss projection, the nadir trajectories projected onto the map coordinates.)

Mathematic model of acoustic field for ultrasonic transducers according to "Ultrasonic beam structures in fluid media" paper

lorez指数是混沌时间序列中的很重要的性能指标，(lorez index is a chaotic time series of the very important performance indicators,)