Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VOLTAGE SOURCE CONVERTER COMPRISING HYBRID ACTIVE FILTER
Document Type and Number:
WIPO Patent Application WO/2018/056506
Kind Code:
A1
Abstract:
A voltage source converter according to an embodiment of the present invention is a voltage source converter for converting alternating current power into direct current power or direct current power into alternating current power, and comprises: at least one valve connected to a first direct current line and a second direct current line; and a hybrid active filter connected to the valve, wherein the hybrid active filter comprises: a series transformer coupled in series with the valve; a passive filter unit connected to both ends of the series transformer; a voltage source inverter for applying a compensation voltage for suppressing a circulating current to the series transformer; and a controller for controlling the voltage source inverter.

Inventors:
KIM CHAN-KI (KR)
LEE SEONG-DOO (KR)
CHOI SOON-HO (KR)
KANG JI-WON (KR)
MIN JAE-HYUN (KR)
Application Number:
PCT/KR2016/013086
Publication Date:
March 29, 2018
Filing Date:
November 14, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KOREA ELECTRIC POWER CORP (KR)
International Classes:
H02J3/01; H02J3/36; H02M1/14; H02M7/483
Foreign References:
KR20140038641A2014-03-31
KR20160012381A2016-02-03
US20160049880A12016-02-18
Other References:
HONG JUNG-WON ET AL.: "Switching level operation analysis of MMC based back to back converter for HVDC application", THE TRANSACTIONS OF THE KOREAN INSTITUTE OF ELECTRONICAL ENGINEERS, vol. 62, no. 9, September 2013 (2013-09-01), pages 1240 - 1248, XP055603706, ISSN: 1975-8359, DOI: 10.5370/KIEE.2013.62.9.1240
KIM DONG HEE ET AL.: "Performance Improvement using auxiliary converter on HVDC system", THE TRANSACTION OF THE KOREAN INSTITUTE OF ELECTRONICAL ENGINEERS, vol. 58, no. 2, February 2009 (2009-02-01), pages 217 - 224
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
Download PDF: