JP2015110947A - ターボ機械用途のｌ型ブラシシール - Google Patents

ターボ機械用途のｌ型ブラシシール Download PDF

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Publication number
JP2015110947A
JP2015110947A JP2014242721A JP2014242721A JP2015110947A JP 2015110947 A JP2015110947 A JP 2015110947A JP 2014242721 A JP2014242721 A JP 2014242721A JP 2014242721 A JP2014242721 A JP 2014242721A JP 2015110947 A JP2015110947 A JP 2015110947A
Authority
JP
Japan
Prior art keywords
brush seal
extending portion
sealing device
outer ring
ring portion
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.)
Pending
Application number
JP2014242721A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015110947A5 (https=
Inventor
デバブラタ・マクホパディヤイ
Mukhopadhyay Debabrata
シャオチン・ツェン
Xiaoqing Zheng
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2015110947A publication Critical patent/JP2015110947A/ja
Publication of JP2015110947A5 publication Critical patent/JP2015110947A5/ja
Pending 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
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3288—Filamentary structures, e.g. brush seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/441—Free-space packings with floating ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path
    • 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
    • F05D2240/55—Seals
    • F05D2240/56—Brush seals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
JP2014242721A 2013-12-05 2014-12-01 ターボ機械用途のｌ型ブラシシール Pending JP2015110947A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/097,753 US9587505B2 (en) 2013-12-05 2013-12-05 L brush seal for turbomachinery application
US14/097,753 2013-12-05

Publications (2)

Publication Number Publication Date
JP2015110947A true JP2015110947A (ja) 2015-06-18
JP2015110947A5 JP2015110947A5 (https=) 2017-12-14

Family

ID=53185424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014242721A Pending JP2015110947A (ja) 2013-12-05 2014-12-01 ターボ機械用途のｌ型ブラシシール

Country Status (6)

Country Link
US (1) US9587505B2 (https=)
JP (1) JP2015110947A (https=)
KR (1) KR20150065596A (https=)
CN (1) CN104696022B (https=)
CH (1) CH708971A2 (https=)
DE (1) DE102014117262A1 (https=)

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CN106761954A (zh) * 2017-02-09 2017-05-31 江苏鑫信润科技有限公司 新型汽轮机调节级喷嘴
US10662797B2 (en) 2018-04-05 2020-05-26 Raytheon Technologies Corporation Multi-plane brush seal
US11035470B2 (en) 2018-04-05 2021-06-15 Raytheon Technologies Corporation Multi-plane brush seal
JP7181994B2 (ja) * 2018-09-05 2022-12-01 シーメンス エナジー グローバル ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト 回転防止特徴を有する非接触シール
US10982770B2 (en) 2019-01-03 2021-04-20 Raytheon Technologies Corporation Hydrostatic seal with extended housing
US11378187B2 (en) * 2019-01-03 2022-07-05 Raytheon Technologies Corporation Articulating cantilevered hydrostatic seal
US10995861B2 (en) 2019-01-03 2021-05-04 Raytheon Technologies Corporation Cantilevered hydrostatic advanced low leakage seal
US10961858B2 (en) * 2019-01-04 2021-03-30 Raytheon Technologies Corporation Hydrostatic seal with enhanced maneuver response
US10975713B2 (en) 2019-01-04 2021-04-13 Raytheon Technologies Corporation Hydrostatic seal with aft tooth
US11261971B2 (en) * 2019-11-11 2022-03-01 Raytheon Technologies Corporation Double angled brush seal
CN110985373B (zh) * 2019-11-22 2022-04-19 中国航发西安动力控制科技有限公司 随动式迷宫密封结构
US11821320B2 (en) 2021-06-04 2023-11-21 General Electric Company Turbine engine with a rotor seal assembly
US12270304B2 (en) 2021-07-26 2025-04-08 General Electric Company Turbine engine with a floating seal assembly
US12253178B2 (en) * 2021-12-17 2025-03-18 Process Combustion Corporation Indexing valve for regenerative thermal oxidizer
US12006829B1 (en) 2023-02-16 2024-06-11 General Electric Company Seal member support system for a gas turbine engine
US12486779B2 (en) * 2023-03-08 2025-12-02 General Electric Company Seal support assembly for a turbine engine
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US12421861B2 (en) 2023-03-24 2025-09-23 General Electric Company Seal support assembly for a turbine engine
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US12595745B2 (en) 2023-03-24 2026-04-07 General Electric Company Seal support assembly for a turbine engine
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Also Published As

Publication number Publication date
US9587505B2 (en) 2017-03-07
CN104696022B (zh) 2017-12-15
KR20150065596A (ko) 2015-06-15
CN104696022A (zh) 2015-06-10
CH708971A2 (de) 2015-06-15
US20150159498A1 (en) 2015-06-11
DE102014117262A1 (de) 2015-06-11

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