A Web-based power flow calculation of large-scale power systems embedded with VSC-based HVDC systems

  • Lee Sheng-Huei*
  • , Chu Chia-Chi
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

This paper presents a power flow model of a voltage-source converter-based (VSC-based) HVDC transmission system suitable for incorporation into the existing Newton-Raphson algorithm. Mathematical descriptions for two configurations, point-to-point HVDC and back-to-back HVDC are derived. Different reactive compensation control modes at AC terminals of HVDC are also considered in detail. The proposed model is implemented by a C programming language conformed to the standard of the common gateway interface (CGI). Users enter the raw datas of a power system, configurations, control objectives, parameters and reactive compensation modes of HVDC via interactive Web pages. The power flow calculation is performed in the information server and the results are returned to the user by a Web page. A Java-based graphical user interface is also provided to demonstrate the values of the maximal mismatch and control parameters at each iteration. A power flow calculation was performed on a small 9-bus test system to validate the proposed model and our web-based power flow solver. A practical large-scale power system was also simulated to demonstrate the performance of our power flow solver in various reactive compensation modes.

Original languageEnglish
Title of host publicationProceedings - 2005 IEEE/PES Transmission and DistributionConference and Exhibition - Asia and Pacific
Pages1-9
Number of pages9
DOIs
StatePublished - 2005
Event2005 IEEE/PES Transmission and DistributionConference and Exhibition - Asia and Pacific - Dalian, China
Duration: 15 08 200518 08 2005

Publication series

NameProceedings of the IEEE Power Engineering Society Transmission and Distribution Conference
Volume2005

Conference

Conference2005 IEEE/PES Transmission and DistributionConference and Exhibition - Asia and Pacific
Country/TerritoryChina
CityDalian
Period15/08/0518/08/05

Keywords

  • Common gateway interface
  • High voltage direct current
  • Newton Raphson method
  • Power flow analysis
  • Voltage sourced converter

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