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| 摘要: |
| 基于电压源型换流器VSC(Voltage Sourced Converter)的多端新型直流输电系统VSC-MTDC(VSC-Multi-Terminal Direct Current)具有广阔的应用前景，如中／低压输配电、分布式发电、电力市场应用等。首先介绍了VSC-MTDC的基本原理与控制方法。随后提出了一种多点直流电压控制方法。通过原理分析与仿真实验，证明该方法是切实可行的，且比单点直流电压控制具有更多的优点，如改善直流电压的质量、提高换流器利用率等。 |
| 关键词: 高压直流输电 多端直流输电 VSC-MTDC |
| DOI： |
| 分类号:TM71 TM76 |
| 基金项目: |
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| VSC-MTDC using multi-terminal DC voltage control scheme |
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CHEN Qian TANG Guo-qing PAN Shi-feng
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| Abstract: |
| A VSC(Voltage Sourced Converter) based multi-terminal HVDC(VSC-MTDC) can be an attractive scheme in power distribution,distributed generation and power market,etc. The elementary structure and the control scheme of VSC-MTDC(VSC-Multi-Terminal Direct Current) are described and a multi-terminal DC voltage control scheme is proposed. Performance analysis and simulation verify the feasibility and advantages,such as DC quality improvement,converter utilizability enhan-cement,etc. |
| Key words: high voltage direct current,multi-terminal HVDC,VSC-MTDC, |
