GB201702759D0 - Heatshield for a gas turbine - Google Patents

Heatshield for a gas turbine

Info

Publication number
GB201702759D0
GB201702759D0 GBGB1702759.0A GB201702759A GB201702759D0 GB 201702759 D0 GB201702759 D0 GB 201702759D0 GB 201702759 A GB201702759 A GB 201702759A GB 201702759 D0 GB201702759 D0 GB 201702759D0
Authority
GB
United Kingdom
Prior art keywords
heatshield
gas turbine
turbine
gas
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GBGB1702759.0A
Other versions
GB2559804A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to GB1702759.0A priority Critical patent/GB2559804A/en
Publication of GB201702759D0 publication Critical patent/GB201702759D0/en
Publication of GB2559804A publication Critical patent/GB2559804A/en
Withdrawn legal-status Critical Current

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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
GB1702759.0A 2017-02-21 2017-02-21 Heatshield for a gas turbine Withdrawn GB2559804A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1702759.0A GB2559804A (en) 2017-02-21 2017-02-21 Heatshield for a gas turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1702759.0A GB2559804A (en) 2017-02-21 2017-02-21 Heatshield for a gas turbine

Publications (2)

Publication Number Publication Date
GB201702759D0 true GB201702759D0 (en) 2017-04-05
GB2559804A GB2559804A (en) 2018-08-22

Family

ID=58486939

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1702759.0A Withdrawn GB2559804A (en) 2017-02-21 2017-02-21 Heatshield for a gas turbine

Country Status (1)

Country Link
GB (1) GB2559804A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111433438A (en) * 2017-12-04 2020-07-17 西门子股份公司 Heat shield for gas turbine engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5374161A (en) * 1993-12-13 1994-12-20 United Technologies Corporation Blade outer air seal cooling enhanced with inter-segment film slot
EP1260678B1 (en) * 1997-09-15 2004-07-07 ALSTOM Technology Ltd Segment arrangement for platforms
EP1022437A1 (en) * 1999-01-19 2000-07-26 Siemens Aktiengesellschaft Construction element for use in a thermal machine
DE102004037356B4 (en) * 2004-07-30 2017-11-23 Ansaldo Energia Ip Uk Limited Wall structure for limiting a hot gas path
SI2137382T1 (en) * 2007-04-19 2012-10-30 Alstom Technology Ltd Stator heat shield
US10156150B2 (en) * 2013-03-14 2018-12-18 United Technologies Corporation Gas turbine engine stator vane platform cooling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111433438A (en) * 2017-12-04 2020-07-17 西门子股份公司 Heat shield for gas turbine engine

Also Published As

Publication number Publication date
GB2559804A (en) 2018-08-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)