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三相桥式全控PWM整流电路，采用电压外环、电流内环的双闭环控制(Three phase bridge type fully controlled PWM rectifier circuit adopts double closed loop control of voltage outer loop and current inner loop.)

使用白塞尔方法进行大地主题解算，正算由大地线和大地方位角计算经纬度，反算有经纬度计算大地线长度和大地方位角(Using the white Searl method to solve the geodetic problem, we calculate the longitude and latitude by the geodesic and the earth azimuth, and calculate the geodesic length and the large local angle by calculating the longitude and latitude)

MATLAB计算AD指标DNL等的程序，可参考(MATLAB calculation, AD indicators, DNL and other procedures, you can refer to)

ATP-EMTP直流输电环形接地极等效电路法仿真计算接地电阻模型(Equivalent circuit method of ATP - EMTP DC transmission ring ground electrode simulation calculation of grounding resistance model)

10kV背靠背柔性直流输电MATLAB仿真(According to the mathematical model of BTB-VSC-HVDC system under dq synchronous coordinate system, the corresponding control strategy is designed.)

三层框架白噪声激励模态分析，激励频段0-100hz(Modal Analysis of White Noise Excitation for Three-storey Frame)

经典弹簧质量的车桥耦合程序，ansys平台编写(Vehicle bridge coupling program with classical spring mass, written on ANSYS platform)

采用可变模式分解对一维时间信号进行分解，其性能优于传统EMD，LMD等方法(signal processing method)

ABAQUS材料本构的二次开发讲解，详细说明。(Introduction to the secondary development of ABAQUS material constitutions.)

采用相场方法，进行枝晶生长计算-标记为相场动力学模型A。(calculation of dendrite growth-model A)