FR2303210A1 - Joint d'etancheite d'arbre pour turbo-machine - Google Patents

Joint d'etancheite d'arbre pour turbo-machine

Info

Publication number
FR2303210A1
FR2303210A1 FR7605953A FR7605953A FR2303210A1 FR 2303210 A1 FR2303210 A1 FR 2303210A1 FR 7605953 A FR7605953 A FR 7605953A FR 7605953 A FR7605953 A FR 7605953A FR 2303210 A1 FR2303210 A1 FR 2303210A1
Authority
FR
France
Prior art keywords
turbo
machine
shaft seal
seal
shaft
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.)
Granted
Application number
FR7605953A
Other languages
English (en)
French (fr)
Other versions
FR2303210B1 (US06534493-20030318-C00166.png
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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2303210A1 publication Critical patent/FR2303210A1/fr
Application granted granted Critical
Publication of FR2303210B1 publication Critical patent/FR2303210B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR7605953A 1975-03-05 1976-03-03 Joint d'etancheite d'arbre pour turbo-machine Granted FR2303210A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH275575A CH582319A5 (US06534493-20030318-C00166.png) 1975-03-05 1975-03-05

Publications (2)

Publication Number Publication Date
FR2303210A1 true FR2303210A1 (fr) 1976-10-01
FR2303210B1 FR2303210B1 (US06534493-20030318-C00166.png) 1982-08-27

Family

ID=4240879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7605953A Granted FR2303210A1 (fr) 1975-03-05 1976-03-03 Joint d'etancheite d'arbre pour turbo-machine

Country Status (8)

Country Link
US (1) US4017088A (US06534493-20030318-C00166.png)
JP (1) JPS51111507A (US06534493-20030318-C00166.png)
CA (1) CA1026785A (US06534493-20030318-C00166.png)
CH (1) CH582319A5 (US06534493-20030318-C00166.png)
DE (2) DE7509801U (US06534493-20030318-C00166.png)
FR (1) FR2303210A1 (US06534493-20030318-C00166.png)
GB (1) GB1516129A (US06534493-20030318-C00166.png)
IN (1) IN145745B (US06534493-20030318-C00166.png)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6123804A (ja) * 1984-07-10 1986-02-01 Hitachi Ltd タ−ビン段落構造
US5002288A (en) * 1988-10-13 1991-03-26 General Electric Company Positive variable clearance labyrinth seal
US5374068A (en) * 1991-05-07 1994-12-20 General Electric Co. Method for providing uniform radial clearance of labyrinth seals between rotating and stationary components
DE4136408A1 (de) * 1991-11-05 1993-05-06 Siemens Ag, 8000 Muenchen, De Waermebewegliche anordnung zur abdichtung eines zwischenraumes, insbesondere fuer dampfleitungen bei dampfturbinen
US5395124A (en) * 1993-01-04 1995-03-07 Imo Industries, Inc. Retractible segmented packing ring for fluid turbines having gravity springs to neutralize packing segment weight forces
US5403019A (en) * 1993-05-03 1995-04-04 Dresser-Rand Company Balanced floating labyrinth seal
US5464226A (en) * 1993-12-06 1995-11-07 Demag Delaval Turbomachinery Corp. Turbocare Division Retractable packing rings for steam turbines
US5509780A (en) * 1995-03-08 1996-04-23 General Electric Co. Apparatus and method for providing uniform radial clearance of seals between rotating and stationary components
US5676348A (en) * 1996-06-12 1997-10-14 Fmc Corporation Asymmetric seal segment configuration
CN1215251C (zh) * 1996-08-05 2005-08-17 罗纳德·E·布兰登 流体涡轮机的密封装置
WO2001009497A1 (fr) * 1998-07-21 2001-02-08 Vazgen Sergeevich Bagdasaryan Installation de turbine a gaz avec presse-garniture a labyrinthe aerodynamique
EP0974736A1 (de) * 1998-07-22 2000-01-26 Asea Brown Boveri AG Kolbenringdichtung an Dampfturbine
JP3702212B2 (ja) 2001-09-28 2005-10-05 三菱重工業株式会社 軸シール機構及びタービン
US6715766B2 (en) * 2001-10-30 2004-04-06 General Electric Company Steam feed hole for retractable packing segments in rotary machines
US6588764B2 (en) * 2001-11-20 2003-07-08 Dresser-Rand Company Segmented labyrinth seal assembly and method
US6572115B1 (en) * 2001-12-21 2003-06-03 General Electric Company Actuating seal for a rotary machine and method of retrofitting
US7726661B2 (en) * 2002-06-21 2010-06-01 Inpro/Seal Llc Pressure balanced shaft seal assembly
US20040222594A1 (en) * 2003-05-08 2004-11-11 Dresser-Rand Company Oil film sealing device for a rotating shaft
DE102004055429B3 (de) * 2004-11-17 2006-08-10 Man B & W Diesel Ag Dichtungseinrichtung für eine insbesondere im Stillstand geschmierte Lagerung einer Rotorwelle
US20070248452A1 (en) * 2006-04-25 2007-10-25 Brisson Bruce W Retractable compliant abradable sealing system and method for rotary machines
JP2012067878A (ja) * 2010-09-24 2012-04-05 Mitsubishi Heavy Ind Ltd ターボ回転機械用の自動調整シール
US8905407B2 (en) * 2011-03-02 2014-12-09 Eaton Corporation Segmented seal with axial load control feature
US9255642B2 (en) * 2012-07-06 2016-02-09 General Electric Company Aerodynamic seals for rotary machine
US9200528B2 (en) * 2012-09-11 2015-12-01 General Electric Company Swirl interruption seal teeth for seal assembly
CZ2013380A3 (cs) 2013-05-22 2015-03-25 Doosan Ĺ koda Power s.r.o. Uložení segmentového odtahovacího těsnění ve statoru turbíny
US10030531B2 (en) * 2016-01-22 2018-07-24 United Technologies Corporation Seal shoe for a hydrostatic non-contact seal device
US10718270B2 (en) 2017-06-15 2020-07-21 Raytheon Technologies Corporation Hydrostatic non-contact seal with dual material
US10337621B2 (en) * 2017-06-23 2019-07-02 United Technologies Corporation Hydrostatic non-contact seal with weight reduction pocket
US10626744B2 (en) * 2017-09-29 2020-04-21 United Technologies Corporation Dual hydorstatic seal assembly
US10731496B2 (en) * 2018-01-17 2020-08-04 Raytheon Technologies Corporation Bearing-supported seal
US10731497B2 (en) * 2018-02-07 2020-08-04 Raytheon Technologies Corporation Separate secondary seal support rail for seal
US10995861B2 (en) 2019-01-03 2021-05-04 Raytheon Technologies Corporation Cantilevered hydrostatic advanced low leakage seal
US11378187B2 (en) * 2019-01-03 2022-07-05 Raytheon Technologies Corporation Articulating cantilevered hydrostatic seal
US10982770B2 (en) 2019-01-03 2021-04-20 Raytheon Technologies Corporation Hydrostatic seal with extended housing
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
US11415227B2 (en) * 2019-08-21 2022-08-16 Raytheon Technologies Corporation Non-contact seal assembly with chamfered seal shoe
US11619309B2 (en) 2020-08-28 2023-04-04 Raytheon Technologies Corporation Non-contact seal for rotational equipment with axially expended seal shoes
CN113028067B (zh) * 2021-03-04 2022-02-11 清华大学 用于高速轴的自适应迷宫密封装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB918594A (en) * 1961-02-24 1963-02-13 Ass Elect Ind Improvements relating to shaft packing glands for steam turbines

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1224234A (en) * 1968-07-19 1971-03-03 English Electric Co Ltd Turbines
US3825364A (en) * 1972-06-09 1974-07-23 Gen Electric Porous abradable turbine shroud

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB918594A (en) * 1961-02-24 1963-02-13 Ass Elect Ind Improvements relating to shaft packing glands for steam turbines

Also Published As

Publication number Publication date
CA1026785A (en) 1978-02-21
DE2513582C2 (de) 1983-12-22
DE2513582A1 (de) 1976-09-16
FR2303210B1 (US06534493-20030318-C00166.png) 1982-08-27
DE7509801U (de) 1977-01-13
US4017088A (en) 1977-04-12
JPS51111507A (en) 1976-10-01
IN145745B (US06534493-20030318-C00166.png) 1978-12-09
CH582319A5 (US06534493-20030318-C00166.png) 1976-11-30
GB1516129A (en) 1978-06-28

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Legal Events

Date Code Title Description
ST Notification of lapse