CH707460A2 - Dichtungsanordnung für eine Turbine. - Google Patents

Dichtungsanordnung für eine Turbine. Download PDF

Info

Publication number
CH707460A2
CH707460A2 CH00015/14A CH152014A CH707460A2 CH 707460 A2 CH707460 A2 CH 707460A2 CH 00015/14 A CH00015/14 A CH 00015/14A CH 152014 A CH152014 A CH 152014A CH 707460 A2 CH707460 A2 CH 707460A2
Authority
CH
Switzerland
Prior art keywords
pair
turbine
blade
vane
teeth
Prior art date
Application number
CH00015/14A
Other languages
German (de)
English (en)
Inventor
Revanth Krishna Nallam
Karthik Srinivasan
Debabrata Mukhopadhyay
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of CH707460A2 publication Critical patent/CH707460A2/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
CH00015/14A 2013-01-10 2014-01-08 Dichtungsanordnung für eine Turbine. CH707460A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/738,339 US9309783B2 (en) 2013-01-10 2013-01-10 Seal assembly for turbine system

Publications (1)

Publication Number Publication Date
CH707460A2 true CH707460A2 (de) 2014-07-15

Family

ID=51019302

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00015/14A CH707460A2 (de) 2013-01-10 2014-01-08 Dichtungsanordnung für eine Turbine.

Country Status (4)

Country Link
US (1) US9309783B2 (enExample)
JP (1) JP2014134200A (enExample)
CH (1) CH707460A2 (enExample)
DE (1) DE102014100089A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150040567A1 (en) * 2013-08-08 2015-02-12 General Electric Company Systems and Methods for Reducing or Limiting One or More Flows Between a Hot Gas Path and a Wheel Space of a Turbine
DE102013220276A1 (de) * 2013-10-08 2015-04-09 MTU Aero Engines AG Strömungsmaschine
FR3013096B1 (fr) * 2013-11-14 2016-07-29 Snecma Systeme d'etancheite a deux rangees de lechettes complementaires
US10287981B2 (en) * 2014-03-31 2019-05-14 United Technologies Corporation Seal assembly with cooling feature
US10570767B2 (en) 2016-02-05 2020-02-25 General Electric Company Gas turbine engine with a cooling fluid path
US10443422B2 (en) * 2016-02-10 2019-10-15 General Electric Company Gas turbine engine with a rim seal between the rotor and stator
US10428670B2 (en) * 2016-05-09 2019-10-01 United Technologies Corporation Ingestion seal
EP3312388B1 (de) * 2016-10-24 2019-06-05 MTU Aero Engines GmbH Rotorteil, zugehörigeverdichter, turbine und herstellungsverfahren
EP3361056A1 (de) * 2017-02-10 2018-08-15 Siemens Aktiengesellschaft Leitschaufel für eine strömungsmaschine
JP7246959B2 (ja) * 2019-02-14 2023-03-28 三菱重工コンプレッサ株式会社 タービン翼及び蒸気タービン
US10975723B2 (en) 2019-02-26 2021-04-13 Raytheon Technologies Corporation Gas turbine engine including seal plate providing increased cooling adjacent contact area
US11261747B2 (en) 2019-05-17 2022-03-01 Rolls-Royce Plc Ceramic matrix composite vane with added platform
US11415016B2 (en) 2019-11-11 2022-08-16 Rolls-Royce Plc Turbine section assembly with ceramic matrix composite components and interstage sealing features
US11459903B1 (en) * 2021-06-10 2022-10-04 Solar Turbines Incorporated Redirecting stator flow discourager
CN113464211B (zh) * 2021-07-19 2024-02-09 中国联合重型燃气轮机技术有限公司 燃气轮机用密封板及燃气轮机
US11591921B1 (en) 2021-11-05 2023-02-28 Rolls-Royce Plc Ceramic matrix composite vane assembly
US11746666B2 (en) * 2021-12-06 2023-09-05 Solar Turbines Incorporated Voluted hook angel-wing flow discourager
US11732596B2 (en) 2021-12-22 2023-08-22 Rolls-Royce Plc Ceramic matrix composite turbine vane assembly having minimalistic support spars
CN116733540A (zh) * 2022-03-04 2023-09-12 中国航发商用航空发动机有限责任公司 涡轮封严装置和航空发动机
CN115680789A (zh) * 2022-12-29 2023-02-03 中国航发沈阳发动机研究所 一种导叶下缘板咬嘴封严结构

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940153A (en) * 1974-12-09 1976-02-24 General Motors Corporation Labyrinth seal
US4351532A (en) * 1975-10-01 1982-09-28 United Technologies Corporation Labyrinth seal
US4103899A (en) * 1975-10-01 1978-08-01 United Technologies Corporation Rotary seal with pressurized air directed at fluid approaching the seal
US5029876A (en) * 1988-12-14 1991-07-09 General Electric Company Labyrinth seal system
JP4371610B2 (ja) * 2001-05-30 2009-11-25 株式会社東芝 蒸気タービンのシール装置
US6926495B2 (en) * 2003-09-12 2005-08-09 Siemens Westinghouse Power Corporation Turbine blade tip clearance control device
US7500842B2 (en) 2004-06-10 2009-03-10 Pla Giken Co., Ltd. Catheter molding apparatus
US7520718B2 (en) * 2005-07-18 2009-04-21 Siemens Energy, Inc. Seal and locking plate for turbine rotor assembly between turbine blade and turbine vane
US7465152B2 (en) 2005-09-16 2008-12-16 General Electric Company Angel wing seals for turbine blades and methods for selecting stator, rotor and wing seal profiles
US7540709B1 (en) * 2005-10-20 2009-06-02 Florida Turbine Technologies, Inc. Box rim cavity for a gas turbine engine
US7445213B1 (en) * 2006-06-14 2008-11-04 Florida Turbine Technologies, Inc. Stepped labyrinth seal
US8388310B1 (en) * 2008-01-30 2013-03-05 Siemens Energy, Inc. Turbine disc sealing assembly
US8075256B2 (en) * 2008-09-25 2011-12-13 Siemens Energy, Inc. Ingestion resistant seal assembly

Also Published As

Publication number Publication date
DE102014100089A1 (de) 2014-07-10
US9309783B2 (en) 2016-04-12
JP2014134200A (ja) 2014-07-24
US20140193243A1 (en) 2014-07-10

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Legal Events

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PK Correction

Free format text: BERICHTIGUNG ERFINDER

NV New agent

Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)