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ZJXH
针对永磁同步电机常规直接转矩控制系统涉及到的问题,例如磁链的准确观测、定子电阻的变化、电压矢量开关表的改进以及滞环控制器的改进等等,本文都作了详细的分析,并提出了改进方案。为了提高系统的性能,本文将空间矢量调制的方法引入了常规直接转矩控制中,并在此基础上,对永磁同步电机无速度传感器问题作了详细的分析,总结了国内外的研究热点,提出了采用转子磁链矢量为基础的永磁同步电机直接转矩控制速度估计方法。仿真结果表明,该方案具有很好的动、静态特性。(Firstly, the paper analyzes the principle of direct torque control of permanent magnet synchronous motor and elaborates the impact of space voltage vector of the stator flux and the electromagnetic torque.Secondly, the paper introduces direct torque control of permanent magnet synchronous motor SVPWM technology.Under the same hardware conditions,the system can obtain More continuous voltage space vector by taking advantage of SVPWM.The simulation results show the program not only keeps the direct torque control fast dynamic response, but also reduce the motor torque ripple.)
- 2020-09-19 20:57:55下载
- 积分：1
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xiaoboronghe
它是指将来自同一目标的不同传感器的信息通过一定的算法融合到一幅图上,从而获得比在单幅图上更完整(It is to point to will come from the same target of different sensors through certain information fusion algorithm to a picture on, to get in on the drawing than single more complete
)
- 2012-05-13 16:29:44下载
- 积分：1
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pushangfa
基于谱熵法的语音信号端点检测方法的matlab程序，可以用于语音信号的处理(Endpoint detection method based on speech signal spectrum entropy method matlab program that can be used to handle voice signals)
- 2015-01-13 17:04:52下载
- 积分：1
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Untitled7
基于Matlab的FIR数字滤波器，利用MATLAB信号处理工具箱中提供的基于滤波器设计方法的工具函数，采用窗设计法，用switch选择窗的类型:1、矩形窗2、汉宁窗3、汉明窗4、布拉克曼窗。(Based on the Matlab FIR digital filters, use of Matlab signal processing of the kit provides design method based on filter tool function, the window design method, choose the type of window with switch: 1, rectangular window 2, han ning window 3, han Ming window 4, braque window).
)
- 2011-12-27 13:33:20下载
- 积分：1
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Affine-projection-algorithm
在有色输入下，仿射投影算法(APA)由于具有比最小均方(LMS)算法更快的收敛速度和比递归最小二乘(RLS)算法更低的复杂度而受到青睐。(The APA better improves the convergence rate compared with the LMS-type filters, especially in the case of coloured input signals.)
- 2016-05-22 11:34:31下载
- 积分：1
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matlab-example
matlab实用程序百例，书中的例子，适合初学者(MATLAB examples)
- 2010-06-10 17:23:09下载
- 积分：1
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Radar_Equation
说明： 雷达方程的Matlab仿真程序,主要为计算雷达探测距离，发射功率，回波功率等。(Radar Equation for Matlab)
- 2011-04-05 20:44:07下载
- 积分：1
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tu111
数学公式模型的仿真，在matlab环境下把公式的图像做出来(The simulation model of mathematical formula, the formula in the matlab environment out of the image do)
- 2010-09-26 11:04:26下载
- 积分：1
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chengxu-matlab
最小二乘法lsqcurvefit拟合载流子的迁移率(The least squares method lsqcurvefit fitting carrier mobility)
- 2012-04-23 16:29:41下载
- 积分：1
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Wavelet_StOMP
基于小波基的StOMP算法，用于压缩感知(StOMP algorithm based on wavelet for compressive sensing)
- 2018-06-01 22:43:17下载
- 积分：1
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