Three_level_svpwmNPC

说明：  根据卫星坐标和接收站坐标来计算卫星高度角的一段程序，简单实用(A program for calculating satellite altitude angle based on satellite coordinates and receiving station coordinates is simple and practical.)

说明：  利用MATLAB/Simulink搭建的三电平逆变器仿真电路，利用模型预测控制方法进行控制，可以实现中点点位平衡，对研究模型预测控制有一定学习作用。(The simulation circuit of three-level inverter built by MATLAB/Simulink and the control by model predictive control method can realize the balance of mid-point and point, which has a certain learning effect on the study of model predictive control.)

说明：  Paper DUCF, fuzzy logic realization of wireless sensor networks

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.)

房屋租赁管理系统，房东可以在系统发布房屋信息，租房用户可以在系统查询房屋信息，管理员可以管理用户。 (can publish housing information system, the user can query rental housing information in the system, administrators can manage users.)

异步电机的VVVF的变频启动，含matlab仿真模型和编程M文件(AsynchronousMotor ,VVVF,including M file and SIMULINK model)

这个程序是一个个人考勤软件,它从系统时钟获取时间信息,只要上下班时按时在当日考勤栏内点击相应的栏目标题即可逐日记录下个人每天的工作时间,按月统计汇总,按年形成文件.可以随意查看过去的记录,也可把记录按月打印出来.在年汇总栏内可以选择要查看或打印的月份。( This procedure is a each one person checks attendance software, it from system clock gain time information, so long as time coming and going to work on time checks attendance in the same day in the fence to click on the corresponding column title then day after day to record takes down individual daily operating time, monthly 缁熻?姹囨? yearly forms the document Was allowed to examine at will the past the record, also might monthly print the recording Compiles in the fence in the year to be allowed to choose 鎷╄? the examination or the printing month. )

仓库进销存系统( The warehouse enters sells saves the system )

说明：  固定资产管理系统,会员管理结合了Asp.net2.0中的MemberShip，还应用了SiteMap和master文件等.(Fixed Assets Management System, membership management combines Asp.net2.0 the MemberShip, has also applied the SiteMap and master files.)

说明：  复杂曲面，可用于超精密车床铣床测试精度标准件(Complex surface, which can be used to test precision standard parts of ultra-precision lathe milling machine)