dcomp2

IEEE33节点电力系统前推回代潮流算法(IEEE33 node power system load flow algorithm forward and backward substitution)

基于EKF的永磁同步电机直接转矩控制matlab仿真(Permanent magnet synchronous motor direct torque control based on EKF matlab simulation)

说明：  多元微分方程参数识别，对网友的问题进行编程，并求出了准确结果，使用最小二乘lsqcurvefit函数 (multiple variable differentical equtation parameter estimation using matlab lsqcurvefit function,the reslut is good)((multiple variable differentical equtation parameter estimation using matlab lsqcurvefit function,the reslut is good))

This helps in making the B-Spline curve around the object.

QAM-OFDM调制解调,描述了原始信号经过QAM调制后又进行OFDM调制，最后经过高斯信道，解调的过程(QAM-OFDM modulation and demodulation)

说明：  基于想要的主成分数量和精确度，采用matlab的pca函数进行主成分分析(Based on the desired principal component and accuracy, PCA function of MATLAB is used for principal component analysis)

BER simulation of BPSK OFDM with a rectangular filter

TD-SCDMA小区搜索最为关键的sync-dl码同步的确定过程，即搜索DwPTS(TD-SCDMA cell search the most critical sync-dl Code Synchronization in the process of determining that the search DwPTS)

20元等间隔线阵的波束形成程序，用乘机定理等效成三个阵(20 interval linear array of beam-forming process, with opportunity for the equivalent theorem into three array)

采用一种松弛牛顿法，对IEEE33节点系统进行潮流计算，并得出正确结果。(Newton s method uses a relaxation programming for IEEE33 node system and derive the correct results)