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p02
digital band-pass filter with a bandwidth of 100 Hz, mean frequency 250 Hz, 0.1 db
- 2009-10-13 21:38:06下载
- 积分:1
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SVPWM_VSI
说明: SVPWM是近年发展的一种比较新颖的控制方法,是由三相功率逆变器的六个功率开关元件组成的特定开关模式产生的脉宽调制波,能够使输出电流波形尽可能接近于理想的正弦波形。空间电压矢量PWM与传统的正弦PWM不同,它是从三相输出电压的整体效果出发,着眼于如何使电机获得理想圆形磁链轨迹。SVPWM技术与SPWM相比较,绕组电流波形的谐波成分小,使得电机转矩脉动降低,旋转磁场更逼近圆形,而且使直流母线电压的利用率有了很大提高,且更易于实现数字化。(SVPWM is a novel control method developed in recent years. It is a pulse width modulation wave generated by a specific switching mode consisting of six power switching elements of three-phase power inverters, which can make the output current waveform as close as possible to the ideal sinusoidal waveform. Space voltage vector PWM is different from traditional sinusoidal PWM. It is based on the overall effect of three-phase output voltage, focusing on how to obtain the ideal circular flux trajectory of the motor. Compared with SPWM, the harmonic component of winding current waveform is smaller, which reduces the torque ripple of motor, makes the rotating magnetic field more close to the circle, and improves the utilization ratio of DC bus voltage greatly, and makes it easier to realize digitization.)
- 2019-01-30 10:57:56下载
- 积分:1
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Poster-Shrey
Image compression methos and new approch
- 2014-11-09 02:55:10下载
- 积分:1
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one-dimensional_-wavelet
这是一维小波去噪程序 包括4种阈值和软硬阈值去噪,以及去噪后精度评定,方便大家一起学习(This is a one-dimensional wavelet denoising procedure Including four threshold and soft threshold denoising, and accuracy uation after denoising, facilitate everybody study together
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- 2015-04-06 23:16:16下载
- 积分:1
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harris
基于matlab的特征点自动提取以及匹配,结合机器人三维空间的定位,实现机械手的定位抓取(Matlab-based feature point extraction and automatic matching, combined with three-dimensional space robot localization, achieve positioning robot crawl)
- 2015-05-27 11:18:53下载
- 积分:1
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[emuch.net]Matlab
Matlab陀螺仪仿真,里面有GUI仿真以及M文件,可根据需要自行改变运动轨迹(Matlab simulation, a gyroscope simulation and M file, there is a GUI can be according to the need to change the trajectory
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- 2014-06-21 13:59:57下载
- 积分:1
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chafen
个多目标跟踪的matlab代码,里面附有说明文档。其中背景差分法可以实现实时更新。该代码在检测与跟踪少量目标时效果很好,但是跟踪目标大于8后,效果下降很多(matlab)
- 2010-06-22 15:24:35下载
- 积分:1
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Deconvolution-tool-box
去卷积工具箱,Deconvolution tool box。Deconvolution tool box(Deconvolution tool box)
- 2015-05-16 22:45:59下载
- 积分:1
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mingyan_parallel_inverters
simulink 多逆变器并联模型 未并网直接带负载(simulink Multi- inverter parallel model)
- 2020-12-16 10:59:12下载
- 积分:1
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服务桥结构静态参数识别算法
服务桥结构静态参数识别算法Levenberg-Marquardt(L-M方法)matlab源程序(Algorithm for static parameter identification of service bridge structures Levenberg-Marquardt (L-M method) matlab source program)
- 2020-06-23 03:00:02下载
- 积分:1