sensors-16-00102

说明：  永磁同步电机双闭环控制MATLAB仿真程序(MATLAB permanent magnet synchronous motor double closed-loop control)

演示电路板DC2064A是基于高效率双向多节电池的电池组平衡器LTC3300-1和多节电池的电池组监视器LTC6803-2设计的。(Demo board DC2064A is based on high-efficiency two-way multi-cell battery pack balancer LTC3300-1 and multi-cell battery pack Monitor LTC6803-2 design.)

说明：  全国电子设计大赛优秀方案（程控滤波电路）(Electronic Design Competition outstanding national program (program-controlled filter 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. )

基于APB总线的UART详细设计方案和实现(APB-based detailed design and implementation of UART)

62256的中文资料 以及时序图 管脚功能(62256 Chinese data, and timing diagram pin functions)

( 从太原市公交查询系统建立的必要性出发, 进行了公交查询算法的研究, 主要探讨了包括最短路径查 询及最少花费查询及数据库管理的公交查询系统的实现。 该系统采用了V ISU AL BA S IC 610 为开发工具, M ICRO SO FT A CCESS2003 为后台数据库, 开发了基于太原市公交线路的公交查询系统。具有线路查询、换乘 查询、 站点查询、 数据管理等一系列功能。 ((From the city bus system the need for inquiry, carrying out a public inquiry method of research, focused on the shortest path, including at least inquiries and inquiries and database management to spend the public inquiries system. The system uses a V ISU AL BA S IC 610 for the development of tools, M ICRO SO FT A CCESS2003 as the background database, developed based on the city' s public transportation bus lines inquiry system. with line inquiries, transfer information, site information, a series of functions such as data management.)

Interfacing microcontroller using RF transceiver

嵌入式电网故障自动录波系统的设计论文，全面介绍了前置机的数据采集板设计方案，包括开关量和模拟量的采集(Embedded Network Fault automatic recording system design papers, FRONT-END comprehensive presentation of the data acquisition board design programs, including switching and analog volume collection)

水下目标被动跟踪及自适应导引律研究，主要解决水下目标的强机动目标跟踪问题 (Underwater passive target tracking and adaptive guidance law studies, mainly to solve the strong maneuvering target tracking problem of underwater target)