IPM

学生课程管理系统需求分析 包含总体设计 数据库设计 详细分析 DFD图 等(Student course management system requirements analysis includes detailed analysis of the overall design of the database design diagrams DFD)

very good programs,I hope all members can have a look and learn somthing from it !

these m-files are used to link HYSYS with MATLAB...

这是老师的实验设计说明，对于初学者非常有用，是4个实验完整的解说(This is the teacher of the experimental design, very useful for beginners, 4 complete explanation of the experimental)

基于MSP430的自动往返小汽车解决方案，包括设计报告和硬件电路(Automatically round-trip car for MSP430-based solutions, including design report and the hardware circuit)

为了给变频调速系统提供必要的设计参数，依据空间电压矢量脉宽调制（SVPWM）基本原理，介绍了 异步电动机及 SVPWM 算法在 Matlab/Simulink 环境下的建模过程及基于矢量控制理论的变频调速系统动态 模型建立。详细地阐述了实现仿真的方法，并针对仿真中的关键问题及系统的仿真结果进行了分析。仿真结 果表明，采用该控制系统，电压及转矩波动小，转速响应迅速，系统的各项指标都满足电机实际运行特性要 求。其仿真算法对于实现数字化控制变频调速系统具有一定的价值。 (To provide the necessary design parameters for the actual motor control system, the modeling course of voltage space vector pulse wide modulation（SVPWM）agrithmetic and AC motor under Matlab/Simulink environment are introduced. The dynamic model of variable frequency speed regulating system based on vector control is discussed according to the principle of SVPWM. The new method of realizing simulation, key problems and results of the simulation are analyzed in detail. The experimental simulation results show that this system has smaller fluctuations of voltage and torque, quicker response speed, and all of the indicators accord with the performance of the actual motor. The simulation agrithmetic have value to realize controlling motor with digital signal processing. )

说明：  适用于电力系统模型搭建的hvdc线路，可以用于分析hvdc的稳定性也可以用于搭载其他部件的研究(HVDC lines suitable for power system models can be used to analyze the stability of HVDC and to carry other components)

双馈风力发电机转子侧励磁控制器的软件设计(Doubly-fed wind generator rotor side excitation controller software design)

双馈变速恒频风力发电系统的空载并网控制策略(Doubly-fed VSCF wind power generation system of no-load and network control strategies)

该文简要说明了JTIDS 的工作方式 , 从JTIDS 系统的数据模型入手 , 完成了包括RS编码 、 交织编码 、 软扩频 、 MSK 调制 、 跳频 、 跳时在内的整个JTIDS 系统仿真(This paper briefly describes the working mode of JTIDS, starting the JTIDS system data model, including the completion of the entire JTIDS system simulation RS encoding, interleaving encoding, soft spread spectrum, MSK modulation, frequency hopping, hopping, )