BE899674A - Dispositif d'etancheite au gaz pour rotor de machine dynamo-electrique. - Google Patents
Dispositif d'etancheite au gaz pour rotor de machine dynamo-electrique.Info
- Publication number
- BE899674A BE899674A BE0/212943A BE212943A BE899674A BE 899674 A BE899674 A BE 899674A BE 0/212943 A BE0/212943 A BE 0/212943A BE 212943 A BE212943 A BE 212943A BE 899674 A BE899674 A BE 899674A
- Authority
- BE
- Belgium
- Prior art keywords
- ring
- dynamo
- electric machine
- sealing device
- rings
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
-
- 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
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
-
- 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
- F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
- F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/926—Seal including fluid pressure equalizing or balancing feature
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/927—Seal including fluid pressure differential feature
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Architecture (AREA)
- Fluid Mechanics (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Abstract
Dispositif d'étanchéité pour machine dynamo-électrique présentant un double courant d'huile associé à deux bagues d'étanchéité. Un courant traverse radialement une bague pour atteindre le jeu prévu entre la dite bague et un arbre tournant. Un autre courant d'huile passe entre cette meme bague et une autre bague de manière à exercer une force tendant à écarter les bagues l'une de l'autre et les pousser vers les parois d'une chambre annulaire d'un support, ce qui fait que les interstices entre les bagues et la chambre annulaire sont réduits.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/495,551 US4486024A (en) | 1983-05-17 | 1983-05-17 | Dual-ring gland seal for dynamoelectric machine rotor |
Publications (1)
Publication Number | Publication Date |
---|---|
BE899674A true BE899674A (fr) | 1984-11-16 |
Family
ID=23969063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/212943A BE899674A (fr) | 1983-05-17 | 1984-05-16 | Dispositif d'etancheite au gaz pour rotor de machine dynamo-electrique. |
Country Status (2)
Country | Link |
---|---|
US (1) | US4486024A (fr) |
BE (1) | BE899674A (fr) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2150232B (en) * | 1983-03-31 | 1987-04-23 | Masaaki Nagashima | Underwater bearing protection device |
US4579349A (en) * | 1984-12-27 | 1986-04-01 | Westinghouse Electric Corp. | Single ring gland seal for a dynamoelectric machine rotating shaft |
JPH0660692B2 (ja) * | 1986-02-27 | 1994-08-10 | 三菱重工業株式会社 | 回転機械のシ−ル装置 |
DE3607703A1 (de) * | 1986-03-10 | 1987-09-17 | Mitsubishi Heavy Ind Ltd | Dichtungsanordnung fuer eine fluessigkeitsgetriebene rotations-antriebsmaschine |
CH673688A5 (fr) * | 1987-03-23 | 1990-03-30 | Bbc Brown Boveri & Cie | |
DE3938771A1 (de) * | 1989-11-23 | 1991-05-29 | Mtu Muenchen Gmbh | Spaltdichtung mit zentraler sperrluftzufuhr |
US5147015A (en) * | 1991-01-28 | 1992-09-15 | Westinghouse Electric Corp. | Seal oil temperature control method and apparatus |
DE4123303A1 (de) * | 1991-07-13 | 1993-01-21 | Mtu Muenchen Gmbh | Absperrdichtung |
US6070881A (en) * | 1995-12-08 | 2000-06-06 | Siemens Aktiengesellschaft | Configuration for sealing a leadthrough gap between a wall and a shaft |
FI970623A (fi) * | 1997-02-14 | 1998-08-15 | Valmet Corp | Aksiaalitiiviste pyörivää elintä, etenkin akselia tai vastaavaa varten |
US6273429B1 (en) * | 1998-07-09 | 2001-08-14 | Atlas Copco Aktiebolag | Labyrinth cartridge seal, and centrifugal compressor applications thereof |
EP1001195A1 (fr) * | 1998-11-09 | 2000-05-17 | Siemens Aktiengesellschaft | Garniture d'étanchéité notamment pour turbo-générateurs |
US6352265B1 (en) * | 1999-05-26 | 2002-03-05 | Brooks Automation, Inc. | Seal ring using gas curtain |
DE50008143D1 (de) * | 1999-08-03 | 2004-11-11 | Siemens Ag | Dichtung für eine welle, insbesondere für eine generator-welle |
DE19951633C1 (de) * | 1999-10-26 | 2001-07-05 | Siemens Ag | Wellendichtung |
US6378873B1 (en) * | 2000-06-02 | 2002-04-30 | General Electric Company | Low flow fluid film seal for hydrogen cooled generators |
AT411092B (de) * | 2000-09-15 | 2003-09-25 | Gittler Philipp Dipl Ing Dr Te | Abdichtung des laufrades von hydraulischen turbomaschinen |
US6464230B1 (en) | 2000-10-19 | 2002-10-15 | General Electric Company | Flexible magnetic rubber brush seal for generators |
EP1571380A4 (fr) * | 2002-11-13 | 2012-12-26 | Toshiba Kk | Moteur-generateur |
US20040222594A1 (en) * | 2003-05-08 | 2004-11-11 | Dresser-Rand Company | Oil film sealing device for a rotating shaft |
US7842013B2 (en) | 2004-01-23 | 2010-11-30 | Genico, Inc. | Trocar and cannula assembly having conical valve and related methods |
ITTO20040565A1 (it) * | 2004-08-11 | 2004-11-11 | Ansaldo Energia Spa | Dispositivo e procedimento per il montaggio di un sistema di tenuta, in particolare un sistema di tenuta ad idrogeno per alternatori |
US7432620B2 (en) * | 2005-05-24 | 2008-10-07 | Siemens Power Generation, Inc. | Seal assembly for a hydrogen-cooled electric power generator with interface impervious to location of plant piping |
DE102005055942B4 (de) * | 2005-11-24 | 2008-06-12 | Sensoplan Aktiengesellschaft | Abdichtvorrichtung |
JP4456062B2 (ja) * | 2005-12-16 | 2010-04-28 | 株式会社酉島製作所 | 流体機械のシール装置 |
US7798991B2 (en) * | 2006-11-14 | 2010-09-21 | Genico, Inc. | Trocar and cannula assembly having variable opening sealing gland and related methods |
US8215454B2 (en) * | 2006-11-22 | 2012-07-10 | United Technologies Corporation | Lubrication system with tolerance for reduced gravity |
DE602007006931D1 (de) * | 2007-06-13 | 2010-07-15 | Torishima Pump Mfg Co Ltd | Dichtungsvorrichtung für eine Fluidmaschine |
US20100127458A1 (en) * | 2008-11-24 | 2010-05-27 | Alstom Technology Ltd | Shaft sealing system, preferably for a hydrogen cooled generator |
US8192151B2 (en) * | 2009-04-29 | 2012-06-05 | General Electric Company | Turbine engine having cooling gland |
US8454563B2 (en) | 2009-10-09 | 2013-06-04 | Rogelio A. Insignares | Trocar and cannula assembly having improved conical valve, and methods related thereto |
US9249887B2 (en) | 2010-08-03 | 2016-02-02 | Dresser-Rand Company | Low deflection bi-metal rotor seals |
CN104823362B (zh) * | 2013-11-29 | 2017-10-24 | 三菱电机株式会社 | 带轴密封装置的旋转电机 |
US10208862B2 (en) | 2015-01-13 | 2019-02-19 | General Electric Company | Seal ring for hydrogen cooled generator |
US11162591B2 (en) * | 2016-03-10 | 2021-11-02 | General Electric Company | Seal ring assembly for a dynamoelectric machine |
DE112018003513T8 (de) * | 2017-07-10 | 2020-05-28 | Siemens Energy, Inc. | Generatordichtungsanordnung |
US10865657B2 (en) * | 2018-04-23 | 2020-12-15 | Pratt & Whitney Canada Corp. | Sealing assembly for a gas turbine engine |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1453083A (en) * | 1916-10-25 | 1923-04-24 | Anschuetz & Co Gmbh | Electric machine |
US2971783A (en) * | 1957-03-04 | 1961-02-14 | City Nat Bank And Trust Compan | Rotary seal |
DE1090751B (de) * | 1958-12-08 | 1960-10-13 | Asea Ab | Wellendichtung fuer gasgefuellte elektrische Maschinen |
US3143676A (en) * | 1960-10-17 | 1964-08-04 | Allis Chalmers Mfg Co | Sealing arrangement for canned pumps |
US3271037A (en) * | 1963-04-01 | 1966-09-06 | Garlock Inc | Pressure-balanced segmental packing rings |
FR2304837A1 (fr) * | 1975-03-21 | 1976-10-15 | Garrett Corp | Element d'etancheite a commande fluidique |
US3947044A (en) * | 1975-07-07 | 1976-03-30 | Bralorne Resources Limited | Secondary sealing device |
GB2055994A (en) * | 1979-07-31 | 1981-03-11 | Lurie A N | Arrangement for Liquid Supply into the Rotor of an Electric Machine |
-
1983
- 1983-05-17 US US06/495,551 patent/US4486024A/en not_active Expired - Fee Related
-
1984
- 1984-05-16 BE BE0/212943A patent/BE899674A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4486024A (en) | 1984-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: WESTINGHOUSE ELECTRIC CORP. Effective date: 19920531 |