Global Patent Index - EP 0906494 B1

EP 0906494 B1 2002-12-18 - TURBINE SHAFT AND PROCESS FOR COOLING IT

Title (en)

TURBINE SHAFT AND PROCESS FOR COOLING IT

Title (de)

TURBINENWELLE SOWIE VERFAHREN ZUR KÜHLUNG EINER TURBINENWELLE

Title (fr)

ARBRE DE TURBINE ET PROCEDE DE REFROIDISSEMENT D'UN ARBRE DE TURBINE

Publication

EP 0906494 B1 (DE)

Application

EP 97923804 A

Priority

  • DE 9700953 W
  • DE 19624805 A

Abstract (en)

[origin: WO9749900A1] A turbomachine (1), in particular a steam turbine, has a housing (15), an inflow area (3) for active fluid (4) which extends at least partially through the housing (15), a feed pipe (8) for a cooling fluid (5), a moving blade carrier (11) arranged in the housing (15) along a main axis (2), and a shielding element (19) arranged in the inflow area (3) which protects the moving blade carrier (11) from the active fluid and is fastened by a retaining element (22) on the housing (15). The feed pipe (8) extends through the retaining element (22). Also disclosed is a process for cooling one or several components of a turbomachine (1) adjacent to the inflow area (3) of a hot active gas (4).

IPC 1-7 (main, further and additional classification)

F01D 5/06; F01D 3/02; F01D 5/08

IPC 8 full level (invention and additional information)

F01D 9/02 (2006.01); F01D 3/02 (2006.01); F01D 5/06 (2006.01); F01D 5/08 (2006.01); F01D 9/06 (2006.01); F01D 25/12 (2006.01)

CPC (invention and additional information)

F01D 9/065 (2013.01); F01D 3/02 (2013.01); F01D 5/08 (2013.01)

Designated contracting state (EPC)

AT CH DE ES FR GB IT LI NL SE

EPO simple patent family

WO 9749900 A1 19971231; AT 230065 T 20030115; AT 247766 T 20030915; CN 1100193 C 20030129; CN 1106496 C 20030423; CN 1227619 A 19990901; CN 1228134 A 19990908; CZ 9804227 A3 19990414; CZ 9804234 A3 19990414; EP 0906493 A1 19990407; EP 0906493 B1 20030820; EP 0906494 A1 19990407; EP 0906494 B1 20021218; ES 2206724 T3 20040516; JP 2000512706 A 20000926; JP 2000512708 A 20000926; JP 3939762 B2 20070704; JP 3943136 B2 20070711; KR 20000022065 A 20000425; KR 20000022066 A 20000425; PL 330425 A1 19990510; PL 330755 A1 19990524; RU 2182975 C2 20020527; RU 2182976 C2 20020527; US 6048169 A 20000411; US 6102654 A 20000815; WO 9749901 A1 19971231

INPADOC legal status


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2002-12-31 [REG CH EP] ENTRY IN THE NATIONAL PHASE

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2002-12-18 [REG GB FG4D] EUROPEAN PATENT GRANTED

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2002-12-18 [REF] CORRESPONDS TO:

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