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按分类查找All 系统设计方案(86) 
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[系统设计方案] analog-amplitude

调幅技术远比调频技术及数位广播技术简单,而且,广播也是现代社会不可缺少的一部分。所以,本文使用MATLAB软件下的Simulink对调幅广播进行建模与仿真。首先,介绍该课题研究的背景、目的、意义以及工作内容等。然后,在简要介绍MATLAB及Simulink的建模环境与仿真环境的基础上,通过对AM信号的调制与解调,对调幅广播系统系进行了仿真和分析,得出具体的仿真模型,并对仿真波形进行分析说明。最后,给出结论并提出好的改进方法。针对搭建的广播系统信噪比增益非常小,为了提高发射效率,采用另外一种幅度调制方式
Modulation technology is far more than the FM technology and digital broadcasting technology is simple.Moreover, the broadcast is an indispensable part of modern society.So,This paper use MATLAB software Simulink for the modeling and simulation of am radio.First of all, introduce the background, purpose, significance and content of the research.The brief introduction of the MATLAB and Simulink modeling environmentwith the simulation environment, on the basis of through the AM broadcast signal modulation and demodulation the AM broadcast system is the simulation and analysis, gives a detailed simulation model and simulation waveforms are analyzed.Finally (2017-03-22, matlab, 1089KB, 下载5次)

http://www.pudn.com/Download/item/id/1490174050507116.html

[系统设计方案] 10489_080701_200901948

毕业设计论文:量化效应对IIR数字滤波器性能影响的分析,包括源代码和运行结果。
Graduation Thesis: Effect IIR digital filter to quantify the performance of the analysis, including source code and operating results. (2013-12-19, matlab, 2874KB, 下载6次)

http://www.pudn.com/Download/item/id/2431181.html

[系统设计方案] MPPT-controller-for-solar-lights

独立光伏路灯系统MPPT控制器设计 硕士论文
the design of MPPT controller for independent solar lights system[D] (2013-08-05, matlab, 1750KB, 下载21次)

http://www.pudn.com/Download/item/id/2323640.html

[系统设计方案] Tesi_di_Dottorato

博士论文: 高级语言分析的准隔离Navier-Stokes方程求解器和其应用到三维反应流
High level languages analysis of quasi-segregated Navier-Stokes solvers and its application to 3D reactive flows (2013-01-21, matlab, 23657KB, 下载21次)

http://www.pudn.com/Download/item/id/2123225.html

[系统设计方案] IIR-a-FIR-Fan-Filters

2D扇形滤波器的原理设计,是比较经典的论文,很多论文都是引用这一篇。英文有点难
Principles of 2D fan filter design, is a classic paper, many papers are referenced to this one. English somewhat difficult (2012-11-04, matlab, 547KB, 下载16次)

http://www.pudn.com/Download/item/id/2036819.html

[系统设计方案] Optimization-approach-to--Kalman

关于用卡尔曼滤波器优化里程计和陀螺仪的最优方法
On best practices to optimize the odometer and gyroscope using Kalman filter (2012-04-13, matlab, 872KB, 下载84次)

http://www.pudn.com/Download/item/id/1827656.html

[系统设计方案] PID

本文提出了电力系统稳定器(PSS) 最优模糊PI D类(OFPID)设计的基础上。 OFPID基于PSS的 设计被认为是单机电力系统。主 这种设计的动机是为了稳定或控制的低频 对电力系统的振荡。
Fuzzy PID based PSS Design (2012-03-30, matlab, 556KB, 下载103次)

http://www.pudn.com/Download/item/id/1812070.html

[系统设计方案] green_laser_design

本文简单地探讨了一下绿光激光器设计中的部分问题,并用MATLAB进行了关键数据的计算,用zemax软件对激光产生后的光束变换进行了仿真。
This paper briefly discusses about the design of green laser part of the problem, and use MATLAB for the calculation of critical data, generated with zemax software after the laser beam transformation is simulated. (2012-01-28, matlab, 598KB, 下载28次)

http://www.pudn.com/Download/item/id/1761393.html

[系统设计方案] THE-EKF-IN-THE-FREQUENCY-DOMAIN

频域的卡尔曼滤波器,这个比较有意思,有兴趣的朋友可以看看,是一篇论文
THE EXTENDED KALMAN FILTER IN THE FREQUENCY DOMAIN FOR THE IDENTIFICATION OF MECHANICAL STRUCTURES EXCITED BY SINUSOIDAL MULTIPLE INPUTS (2012-01-07, matlab, 171KB, 下载16次)

http://www.pudn.com/Download/item/id/1752395.html

[系统设计方案] PWM-and-filter-design

三电平载波PWM谐波分析及LCL滤波器设计
Three-level PWM carrier harmonic analysis and LCL filter design (2011-09-01, matlab, 2KB, 下载115次)

http://www.pudn.com/Download/item/id/1636494.html

[系统设计方案] cytcxmyt

采油探测系统,采用电力线载波方式实现地面与三千米内的井下探测器的数据传输。
Oil detection system using power line carrier means to achieve the ground and three thousand meters underground detector data. (2011-07-29, matlab, 24701KB, 下载25次)

http://www.pudn.com/Download/item/id/1609767.html

[系统设计方案] n

这是一篇硕士论文:论述了矢量控制的理、坐标变换矩阵和三相异步电机的基本方程式,推导出了异步电机在不同坐标系下的数学模型,实现了异步电机转矩电流、励磁电流的解耦,然后分析、比较了无速度传感器矢量控制的各种方法的原理及优缺点,对常用的自适应法和反电动势法进行了更为详细的原理和仿真比较,并将带速度传感器控制系统的性能和无速度传感器控制系统的性能进行了比较;最后设计了模糊控制器对电机定子电阻进行在线检测,增强矢量控制系统的鲁棒性。
This is a master s thesis : the vector control of the administration, the transformation matrix and coordinate with a three wire asynchronous the motor of the basic formula of the asynchronous motor, resulting in a different coordinate system of mathematical model, the realization of the asynchronous the motor turned the current, the solution urges, and then analyzing and my speed sensor vector control of theprinciples and commonly used to act against the law and pose a more detailed and emulation, and will take speed sensor control (2011-07-13, matlab, 1925KB, 下载122次)

http://www.pudn.com/Download/item/id/1596197.html

[系统设计方案] PID-controller

介绍了一种基于最,j,-最大原理整定鲁棒PID控制器参数的方法,并应用MA ⅡAB 优化工具箱函数按非线性二次规划法搜索合理的PID参数。仿真结果表明,优化函数寻找 最佳PID参数简便可靠;当模型在一定范围内变化时,按该方法整定的鲁棒PID控制器均 能保证控制系统的动态性能良好。
Introduced based on the most, j,- setting the maximum principle method of robust PID controller parameters, and apply the MA Ⅱ AB optimization toolbox functions are nonlinear quadratic programming the search reasonable PID parameters. Simulation results show that the optimization function to find optimal PID parameters is simple and reliable when the model changes within a certain range, according to the method of robust PID controller tuning control system can guarantee a good dynamic performance. (2011-07-04, matlab, 139KB, 下载24次)

http://www.pudn.com/Download/item/id/1588588.html

[系统设计方案] yibudianjishiliangkongzhi

异步电机无速度传感器控制仿真 里面说的很详细 主要是模型参考自适应
Induction motor speed sensorless control simulation which is mainly that the very detailed model reference adaptive (2011-05-14, matlab, 2348KB, 下载111次)

http://www.pudn.com/Download/item/id/1531403.html

[系统设计方案] Mach_Zehnder

介绍了一种使用马赫-曾德调制器产生毫米波的ROF系统,有仿真验证结果。
Describes a use of Mach- Zehnder modulator generated millimeter wave ROF system, a simulation experiment. (2010-05-10, matlab, 1388KB, 下载82次)

http://www.pudn.com/Download/item/id/1164689.html

[系统设计方案] Synchronous_motor_model_simulation_MATLAB

同步电机模型的MATLAB仿真,本文针对同步电机中具有代表性的凸极机,再使用MATLAB中用于仿真模拟系统的SIMULINK对系统的各个部分进行封装及连接,系统总体分为电源、abc/dq转换器、电机内部模拟、控制反馈四个主要部分,并为其设计了专用的模块,同时对其中的一系列参数进行了配置。
Synchronous motor model of the MATLAB simulation, this paper, synchronous motor has a salient-pole machine representation, and then use the MATLAB simulation system used for the system SIMULINK package and connect the various parts of the system in general is divided into power, abc/dq converters, motor internal simulation, feedback control of four main parts, and to design a dedicated module, while a series of parameters in which the configuration. (2010-02-11, matlab, 237KB, 下载213次)

http://www.pudn.com/Download/item/id/1062837.html

[系统设计方案] Permanentmagnetsynchronousmotordirecttorquecontrol

: 文章根据永磁同步电机的数学模型和直接转矩控制的基本原理, 设计了一种基于T MS 3 2 0 F 2 8 1 2的 全数字化直接转矩控制系统。首先利用MA T L A B软件对直接转矩控制系统进行建模和仿真, 得到电流、 转速、 转矩以及磁链的仿真波形, 然后对 系统进行实验研究。
t:Ac c o r d i ng t o t h e ma t h e ma t i c a l mo d e l o f Pe r ma ne n t M a g n e t S y nc h r o no u s M o t o r a n d pr i nc i pl e o f Di r e c t To r q ue Co n t r o l S y s t e m.a Di g i t a l DTC c o n t r o l s ys t e m b a s e d o n DS P TM s 3 2 0F 28 1 2 i s pr o po s e d i n t hi s pa pe r ,Fi rs t l y,t h e mod e l i ng a n d s i mu l a t i o n o f t h e c o n t r o l s ys t e m a r e i nt r o d u c e d b a se d o n M ATL AB/ S I M ULI NK.I t i s s h o we d t h a t t he s ys t e m Wa s de s i g n e d r i g h t l y.Th e n t h e c o n t r o l s ys t e m C a n b e e x pe r i me n t e d . Ke y wo r d s:d i re c t t o r q ue c o n t r o l ;pe r ma n e n t ma g n e t s yn c h ro n o u s mo t o r ; DS P (2010-01-16, matlab, 185KB, 下载61次)

http://www.pudn.com/Download/item/id/1041960.html

[系统设计方案] LTE

在本论文中我们根据3GPP协议TR25.813,25.814,25.913和25.914的要求和参数,设计搭建了一个基于SC-FDMA的准静态系统级仿真器.
In this paper, we according to 3GPP agreement TR25.813, 25.814,25.913 and 25.914 of the requirements and parameters, designed to build an SC-FDMA-based quasi-static system-level simulator. (2009-09-05, matlab, 3171KB, 下载142次)

http://www.pudn.com/Download/item/id/901264.html

[系统设计方案] tongtailubo

数字信号处理的同态滤波器设计的基本思想与实现方案
Digital Signal Processing homomorphic filter design and realization of the basic idea of the program (2008-04-25, matlab, 30KB, 下载189次)

http://www.pudn.com/Download/item/id/446447.html

[系统设计方案] Thecellexamine

1.细胞边缘检测 (1) 原理: Soble算子边缘检测---Soble微分算子是一种奇数大小(3×3)的模板下的全方向微分算子。Soble滤波器进行处理的结果,在视觉上只能感觉到该微分算子所提取 出的细节轮廓相对明显一些。 Laplacian算子边缘检测---用Laplacian二阶微分算子所提取出的细节多,说明二阶算子早对图像细节有很强的敏感性。
1. Cell Edge Detection (1) Principle: Soble edge detection operator--- Soble differential operator is an odd size (3 × 3) of the template under the omni-directional differential operator. Soble filter processing result, the visual impression that the only differential operator out the details mentioned in the outline of a number of relatively obvious. Laplacian operator Laplacian edge detection--- with second-order differential operator referred out more details on second-order operator as early as the image details have a strong sensitivity. (2007-03-09, matlab, 3KB, 下载75次)

http://www.pudn.com/Download/item/id/253814.html
总计:86