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This matlab simulink svpwm model just copy and paste it in work and simulate.this is powerful modulation technique to reduce harmonics.the THD compared to other modulation techniques is also low .This technique includes analysis of sectors and determ
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详细地讨论了空间矢量脉宽调制的基本理论, 介绍了利用的电机控制芯片实现的方法, 给出了实验结果波形。该控制方法速度快、精度高, 在电压型逆变器中能产生更少的谐波并减少开关损耗。-Discussed in detail the space vector pulse width modulation of the basic theory, introduced the use of the motor control chip method, experimental results are gi
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在交流电机变频调速中,脉宽调制技术已经得到了广泛的应用。而空间矢量脉宽调制方法与经典的脉宽调制方法相比,具有直流电压利用率高、控制简单、损耗较小、便于数字化方案实现等优点。文中介绍了利用TI 公司的DSP 电机控制芯片TMS320F2812 实现SVPWM 的方法。该控制方法速度快、精度高,在电压型逆变器中能产生更少的谐波并减少开关损耗。-AC motor speed regulation, pulse-width modulation technology has been widely us
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随着电力电子技术的发展,变频调速异步电机越来越广泛地应用在各种工业领域。而变频调速系统的使用也给电力电子与电气传动学科带来了新的活力和研究课题,本文从变频调速异步电机的设计出发,首先将传统异步电机的设计方法与变频调速异步电机的设计方法进行了比较。指出了传统异步电机设计方法在变频调速异步电机设计中存在的局限性。同时,本文详细而系统地分析了变频调速异步电机中时间谐波和空间谐波的产生机理,论述了时间谐波和空间谐波对异步电机运行性能的影响,以及对异步电机绝缘系统的损害。-Following with t
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a five level h bridge inverter with gto switches
can produce five levels of output
harmonics will be very less compaerd with normal inverter
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在传统矩阵变换器和多电平逆变器的基础上,提出一种新颖的多电平矩阵变换器,介绍了其拓扑结构和工
作原理.多电平矩阵变换器的能量传递,是通过三相输入电压对中点电容充电到一个恒定直流电压而实现的.选择适
当的控制算法和电容电压,能在变换器的两侧合成低次谐波含量小且波形近似于正弦的可控输入/输出电压.对多电
平矩阵变换器进行建模和仿真,并探讨了其输出能控性.
- On the basis of a conventional matrix converter and a multileve
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用滤波器滤除逆变器中高次谐波,从而使系统稳定。-Filter to filter out the high-order harmonics in the inverter, so that the system is stable.
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selected harmonics elimination using PWM technic inverter
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In this paper, a simple single-phase grid connected photovoltaic (PV) inverter topology consisting of a boost section, a low-voltage single-phase inverter with an inductive filter, and a step-up transformer interfacing the grid is considered. Ideally
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Power electronics plays an important role in controlling
the grid-connected renewable energy sources. This paper
presents a novel adaptive neuro-fuzzy control approach for
the renewable interfacing inverter. The main objective is to
achieve s
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Elemination of hormonics in the 3 phase inverter
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Gating pulses for multilevel inverter using third harmonics elimination modulation
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光纤无线通信系统中传输性能的研究,包含光伏电池模块、MPPT模块、BOOST模块、逆变模块,对球谐函数图形进行仿真。- Fiber Transmission wireless communication system performance, PV modules contain, MPPT module, BOOST module, inverter module, Of spherical harmonics graphic simulation.
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基于SVPWM的三电平逆变的matlab仿真,matlab编写的元胞自动机,对球谐函数图形进行仿真。- Based on SVPWM three-level inverter matlab simulation, matlab prepared cellular automata, Of spherical harmonics graphic simulation.
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合成孔径雷达(SAR)目标成像仿真,包含光伏电池模块、MPPT模块、BOOST模块、逆变模块,对球谐函数图形进行仿真。- Synthetic Aperture Radar (SAR) imaging simulation target, PV modules contain, MPPT module, BOOST module, inverter module, Of spherical harmonics graphic simulation.
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Mainly for data analysis and statistics, Based on SVPWM three-level inverter matlab simulation, Of spherical harmonics graphic simulation.
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Of spherical harmonics graphic simulation, Based on SVPWM three-level inverter matlab simulation, To achieve the recognition of 10 digital sound.
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Hysteresis inverters are used in many low and medium voltage utility applications when the inverter line current is required to track a sinusoidal reference within a specified error margin. Line harmonic generation from those invert
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Variable speed drives with Pulse Width Modulation are increasingly applied in many new industrial
applications for more efficient performance. Recently, developments in power electronics and semiconductor
technology have lead to widespread use of p
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单相并网逆变器并网电流中含有大量谐波,传统的PI 控制器难以满足波形跟踪需要,此处采用比例+复的复合控制算法用于逆变器电流环控制器设计(The single-phase grid-connected inverter has a large amount of harmonics in the grid-connected current. The traditional PI controller can not meet the needs of waveform tracking. Her
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