GPSacquisition

地震数据f-k滤波效果分析，地震数据处理(Seismic data F-K filtering)

说明：  啁啾光纤光栅matlab仿真程序，使用matlab对啁啾光纤光栅的反射光谱进行仿真，使用了传输矩阵方法。(Chirped Fiber Grating matlab simulation program)

说明：  该文档为ANSYS仿真开发实例，为某扁挤压筒的热结构耦合分析，格式为txt，请自行如有需要请自行修改并复制到ANSYS开发界面运行。(This document is an example of ANSYS simulation development. It is a thermal structure coupling analysis of a flat extrusion tube. The format is TXT. Please modify and copy it to the ANSYS development interface if necessary.)

对电机进行基于spwm的变频调速系统，来实现对异步交流电动机的转速调整与三相电流调整(SPWM-based variable frequency speed regulation system for motor)

说明：  该软件以函数化方式表示微结构换能元的边界，生成微结构换能元电热耦合仿真计算的ANSYS命令流，获得微结构换能元的电流密度、温度分布、温度梯度、电压分布等参量。该软件的技术特点在于，集成了直接耦合的微结构换能元电热耦合仿真计算方法，适用于V型边界、圆弧边界和椭圆形边界的MEMS换能元，并能进行数据及计算结果的打开、保存、输出、显示与打印。(The development purpose of the software is to express the boundary of the micro structure transducer element in a functional way, generate the ANSYS command flow of the micro structure transducer element electrothermal coupling simulation calculation, and obtain the current density, temperature distribution, temperature gradient, voltage distribution and other parameters of the micro structure transducer element. The technical feature of the software is that it integrates directly coupled thermal electric coupling simulation calculation method of micro structure transducer. It is suitable for MEMS transducer with V-shaped boundary, circular arc boundary and elliptical boundary, and can open, save, output, display and print data and calculation results.)

说明：  这是MATLAB和CST联合仿真工具包，个人进行了一些完善和修改。(This is a joint simulation toolkit of MATLAB and CST. I have made some improvements and modifications.)

在采用差频接收下的二维RMA算法仿真程序(The simulation program of two dimensional RMA algorithm based on differential frequency reception)

说明：  侧扫声纳图像处理软件，python。浅水底栖生物成像和底物表征的应用(Shallow water benthic imaging and substrate characterization using recreational-grade sidescan-sonar)

并联式混合动力汽车等效燃油消耗最小m程序，瞬时最优(ECMS code for Parallel hybrid vehicle)

KTV点歌系统：包括拼音点歌、分类点歌、排行点歌、字数点歌。本系统由北大青鸟学员所作！(KTV VOD system: including Pinyin song, classification VOD Top song, word song. This system made by the Beida Jade Bird trainees!)