huodaohangxinxi

搭建永磁同步电机的直接转矩控制仿真模型 1，实测电流经过3/2变换得到alpha-beta轴上的电流； 2，估计模块中包含定子磁链和电磁转矩的估算，其中，定子磁链观测是采用基于转子位置和定子电流的磁链估计，电磁转矩直接在alpha-beta轴上计算； 3，转速调节模块和转矩调节模块直接采用PI调节器； 4，预期电压矢量估计模块，根据k时刻的磁链幅值与相位和k+1时刻的磁链幅值和相位计算出来的； 5，SVMPWM是空间电压矢量调制模块，实现空间任意角度任意大小的电压矢量，从而控制磁链轨迹近似为圆型； 6，逆变器模块和电机模块均采用系统自带的；(Build a permanent magnet synchronous motor direct torque control simulation model, the measured current after 3/2 transform the current alpha-beta axis estimated module included in the estimation of the stator flux and the electromagnetic torque, stator flux chain observation is based on the position of the rotor and the stator current flux estimates, the electromagnetic torque directly in the alpha-beta axis 3 speed controller module and torque adjustment module directly using the PI regulator expected voltage vector estimation module , calculated according to the time k flux amplitude the phase and k+1 time flux amplitude and phase 5, SVMPWM the space voltage vector modulation module voltage vector space at any angle of any size, thereby controlling the flux path approximate round inverter module and motor module system comes )

cma盲均衡算法，适用于MPSK,低阶MQAM信号。()

GPS开发程序实例，可作为stm32开发GPS应用系统的参考例程。(GPS development process instance, can be used as stm32 development GPS application system reference routines.)

说明：  利用预加重、分帧等功能，实现语音信号MFCC提取(MFCC and other functions are used to extract the speech frame)

说明：  一阶RC低通滤波，MATLAB仿真分别实现一阶RC低通和高通滤波器，输入信号为正弦信号或者方波信号。 注意截止频率为f = 1/(2*pi*R*C)(The first-order RC low-pass filter and the MATLAB simulation realize the first-order RC low-pass filter and the high-pass filter respectively. The input signal is sinusoidal signal or square wave signal. Note that the cutoff frequency is f = 1 / (2 * pi * r * c))

旋转的文字球：滑动鼠标，控制文字球的旋转方向(a rotation ball made of characters: row mouse,you can control the orientation of the ball)

GPS伪距单点定位，包括导航文件、观测文件、精密钟差和精密星历的读取，对流层Hopfield模型，电离层K8模型，采用最小二乘法，最后通过调用matlab来计算测站坐标。对GPS编程初学者是很好的编程哦。(GPS pseudorange point positioning, including navigation documents, observation files, precision clock bias and precision ephemeris read, Hopfield model troposphere, ionosphere K8 model, using least square method, and finally by calling matlab to calculate station coordinates. The GPS program is a good program for beginners oh.)

说明：  该程序作为生成圆的主程序，可以用来实施圆的生成(This program is used as the main program of the coordinate measurement path planning and can be used to implement the path generation.)

说明：  GPS/SINS松组合/紧组合MATLAB仿真验证代码(GPS/SINS loose /tight integration MATLAB simulation verification code)

说明：  串联混合动力整车控制策略，利用simulink/CTUISE联合仿真，这个是matlab的能量控制策略的建模(Series hybrid vehicle control strategy)