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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Ye Zhang Yun Wei Li |
| Copyright Year | 2013 |
| Abstract | For high-power pulsewidth modulation (PWM) converters, selective harmonic elimination (SHE) modulation scheme is commonly adopted to reduce the low-order harmonics caused by a low switching frequency. However, the SHE scheme itself lacks the capability to actively compensate the grid background harmonics. To enable the active compensation ability of the SHE-modulated PWM converters, a selective harmonic compensation scheme and an SHE phase jittering method have been proposed in the previous works, and their effectiveness to actively attenuate the one grid line current harmonic was verified on a high-power PWM current-source rectifier (CSR) system application. Nevertheless, both the two methods have difficulty in compensating two harmonics simultaneously, which limits their applications with a low resonant frequency of converter system's filter circuit. This paper extends the previous studies to enable the high-power PWM converters to actively compensate two grid background harmonics. The proposed method can not only further reduce the grid line current distortion but also make the application of the active compensation no longer limited by the filter circuit. The experimental results of its application on a high-power PWM CSR system are provided to verify the effectiveness. |
| Starting Page | 186 |
| Ending Page | 197 |
| Page Count | 12 |
| File Size | 4861773 |
| File Format | |
| ISSN | 21686777 |
| Volume Number | 4 |
| Issue Number | 1 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2016-01-01 |
| Publisher Place | U.S.A. |
| Access Restriction | One Nation One Subscription (ONOS) |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Harmonic analysis Power harmonic filters Pulse width modulation Pulse width modulation converters Table lookup Switches selec-tive harmonic elimination (SHE) Current-source rectifier (CSR) harmonic com-pensation high-power converter real-time compensation, selective harmonic elimination (SHE) harmonic compensation real-time compensation |
| Content Type | Text |
| Resource Type | Article |
| Subject | Energy Engineering and Power Technology Electrical and Electronic Engineering |
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