Global Patent Index - EP 2319058 B1

EP 2319058 B1 20140716 - METHOD FOR SWITCHING WITHOUT ANY INTERRUPTION BETWEEN WINDING TAPS ON A TAP-CHANGING TRANSFORMER

Title (en)

METHOD FOR SWITCHING WITHOUT ANY INTERRUPTION BETWEEN WINDING TAPS ON A TAP-CHANGING TRANSFORMER

Title (de)

VERFAHREN ZUR UNTERBRECHUNGSLOSEN UMSCHALTUNG ZWISCHEN WICKLUNGSANZAPFUNGEN EINES STUFENTRANSFORMATORS

Title (fr)

PROCÉDÉ DE COMMUTATION SANS INTERRUPTION ENTRE DES PRISES DE BOBINAGE D'UN TRANSFORMATEUR À GRADINS

Publication

EP 2319058 B1 20140716 (DE)

Application

EP 08801729 A 20080827

Priority

EP 2008007003 W 20080827

Abstract (en)

[origin: WO2010022751A1] The invention relates to a method for switching without any interruption between two winding taps (tap n, tap n+1) of a tap-changing transformer, wherein each of the two winding taps is connected to the common load output line via in each case one mechanical switch (Ds) and a series circuit, arranged in series thereto, comprising two IGBTs (Ip, In) which are switched in opposite directions.

IPC 8 full level

H01F 29/04 (2006.01)

CPC (source: EP US)

H01F 29/04 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2010022751 A1 20100304; AU 2008361188 A1 20100304; AU 2008361188 B2 20141120; BR PI0822730 A2 20150714; CA 2735031 A1 20100304; CN 102077306 A 20110525; CN 102077306 B 20130327; EP 2319058 A1 20110511; EP 2319058 B1 20140716; HK 1151130 A1 20120120; JP 2012501070 A 20120112; JP 5599796 B2 20141001; KR 101416787 B1 20140708; KR 20110056260 A 20110526; UA 97210 C2 20120110; US 2011102056 A1 20110505; US 8289068 B2 20121016

DOCDB simple family (application)

EP 2008007003 W 20080827; AU 2008361188 A 20080827; BR PI0822730 A 20080827; CA 2735031 A 20080827; CN 200880130034 A 20080827; EP 08801729 A 20080827; HK 11105041 A 20110523; JP 2011524192 A 20080827; KR 20107026292 A 20080827; UA A201102191 A 20080827; US 98942708 A 20080827