SE407963B - Anordning for att hoja den dynamiska effektgrensen vid ang- eller gasgenomstrommade turbiner eller kompressorer - Google Patents

Anordning for att hoja den dynamiska effektgrensen vid ang- eller gasgenomstrommade turbiner eller kompressorer

Info

Publication number
SE407963B
SE407963B SE7605251A SE7605251A SE407963B SE 407963 B SE407963 B SE 407963B SE 7605251 A SE7605251 A SE 7605251A SE 7605251 A SE7605251 A SE 7605251A SE 407963 B SE407963 B SE 407963B
Authority
SE
Sweden
Prior art keywords
compressors
turbines
increasing
angle
flowed
Prior art date
Application number
SE7605251A
Other languages
English (en)
Swedish (sv)
Other versions
SE7605251L (sv
Inventor
R Schwaebel
Original Assignee
Maschf Augsburg Nuernberg 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
Priority claimed from DE19752520653 external-priority patent/DE2520653C3/de
Application filed by Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of SE7605251L publication Critical patent/SE7605251L/xx
Publication of SE407963B publication Critical patent/SE407963B/xx

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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • Y10S277/916—Seal including vibration dampening feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
SE7605251A 1975-05-09 1976-05-07 Anordning for att hoja den dynamiska effektgrensen vid ang- eller gasgenomstrommade turbiner eller kompressorer SE407963B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752520653 DE2520653C3 (de) 1974-03-21 1975-05-09 Einrichtung zum dynamischen Stabilisieren des Laufers einer Gas- oder Dampfturbine

Publications (2)

Publication Number Publication Date
SE7605251L SE7605251L (sv) 1976-11-10
SE407963B true SE407963B (sv) 1979-04-30

Family

ID=5946147

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7605251A SE407963B (sv) 1975-05-09 1976-05-07 Anordning for att hoja den dynamiska effektgrensen vid ang- eller gasgenomstrommade turbiner eller kompressorer

Country Status (11)

Country Link
US (1) US4057362A (xx)
JP (1) JPS51137005A (xx)
CS (1) CS190330B2 (xx)
DD (1) DD123961A2 (xx)
HU (1) HU176278B (xx)
IN (1) IN145001B (xx)
IT (1) IT1063035B (xx)
PL (1) PL113434B3 (xx)
RO (1) RO85243B (xx)
SE (1) SE407963B (xx)
YU (1) YU40138B (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239452A (en) * 1978-06-26 1980-12-16 United Technologies Corporation Blade tip shroud for a compression stage of a gas turbine engine
GB2087986B (en) * 1980-11-25 1984-08-30 Rolls Royce Magnetic seal
US4626169A (en) * 1983-12-13 1986-12-02 United Technologies Corporation Seal means for a blade attachment slot of a rotor assembly
JPS6251701A (ja) * 1985-08-29 1987-03-06 Fuji Electric Co Ltd ト−タルフロ−タ−ビン
US5161943A (en) * 1991-03-11 1992-11-10 Dresser-Rand Company, A General Partnership Swirl control labyrinth seal
US5284347A (en) * 1991-03-25 1994-02-08 General Electric Company Gas bearing sealing means
US5474306A (en) * 1992-11-19 1995-12-12 General Electric Co. Woven seal and hybrid cloth-brush seals for turbine applications
US5749584A (en) * 1992-11-19 1998-05-12 General Electric Company Combined brush seal and labyrinth seal segment for rotary machines
US5707064A (en) * 1993-01-08 1998-01-13 The Texas A&M University System Modulated pressure damper seal
US5632598A (en) * 1995-01-17 1997-05-27 Dresser-Rand Shrouded axial flow turbo machine utilizing multiple labrinth seals
US5599026A (en) * 1995-09-06 1997-02-04 Innovative Technology, L.L.C. Turbine seal with sealing strip and rubbing strip
US5653579A (en) * 1995-11-14 1997-08-05 Solar Turbines Incorporated Ceramic blade with tip seal
JP3567064B2 (ja) * 1997-06-23 2004-09-15 株式会社 日立インダストリイズ ラビリンスシール装置及びそれを備えた流体機械
US6336637B1 (en) 1998-11-25 2002-01-08 Jm Clipper Corporation Sever splash seal
DE10030820A1 (de) * 2000-06-23 2002-01-03 Alstom Power Nv Labyrinthdichtung für eine rotierende Welle
JP2002285802A (ja) * 2001-03-26 2002-10-03 Toshiba Corp 回転機械のラビリンスシール装置
WO2004113770A2 (en) * 2003-06-20 2004-12-29 Elliott Company Swirl-reversal abradable labyrinth seal
US7748945B2 (en) * 2006-12-07 2010-07-06 Jerry Wayne Johnson Floating sealing ring
EP2299062A1 (de) * 2009-09-17 2011-03-23 Siemens Aktiengesellschaft Dichtungssegment für eine Strömungsmaschine
JP5865798B2 (ja) * 2012-07-20 2016-02-17 株式会社東芝 タービンのシール装置および火力発電システム
JP5936515B2 (ja) * 2012-10-18 2016-06-22 三菱日立パワーシステムズ株式会社 回転機械
US9394800B2 (en) * 2013-01-21 2016-07-19 General Electric Company Turbomachine having swirl-inhibiting seal
WO2014162767A1 (ja) * 2013-04-03 2014-10-09 三菱重工業株式会社 回転機械
US10041367B2 (en) * 2013-12-12 2018-08-07 General Electric Company Axially faced seal system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1463018A (en) * 1921-01-15 1923-07-24 Gen Electric Shaft bearing
US2846245A (en) * 1954-07-09 1958-08-05 Gen Electric Oil deflector for shaft seal with forced ventilation
NL105437C (xx) * 1958-08-26 1900-01-01
DE1159227B (de) * 1961-04-06 1963-12-12 Bbc Brown Boveri & Cie Labyrinthstopfbuechse
US3501246A (en) * 1967-12-29 1970-03-17 Westinghouse Electric Corp Axial fluid-flow machine
GB1224234A (en) * 1968-07-19 1971-03-03 English Electric Co Ltd Turbines
US3897169A (en) * 1973-04-19 1975-07-29 Gen Electric Leakage control structure

Also Published As

Publication number Publication date
YU40138B (en) 1985-08-31
RO85243B (ro) 1984-10-30
IN145001B (xx) 1978-08-12
IT1063035B (it) 1985-02-11
JPS6365801B2 (xx) 1988-12-16
YU110376A (en) 1982-10-31
PL113434B3 (en) 1980-12-31
US4057362A (en) 1977-11-08
DD123961A2 (de) 1977-01-26
HU176278B (en) 1981-01-28
JPS51137005A (en) 1976-11-26
RO85243A (ro) 1984-09-29
CS190330B2 (en) 1979-05-31
SE7605251L (sv) 1976-11-10

Similar Documents

Publication Publication Date Title
SE407963B (sv) Anordning for att hoja den dynamiska effektgrensen vid ang- eller gasgenomstrommade turbiner eller kompressorer
SE410488B (sv) Sett och anordning for att hoja den dynamiska effektgrensen vid gas- eller anggenomstrommade turbiner eller kompressorer
SE7512117L (sv) Anordning vid axialturbin
SE7503922L (sv) Skovelspetstetning vid turbiner
IT1037742B (it) Sistema di bilanciamento di turbina
SE7513487L (sv) Anordning vid turbinledskovlar
NO145962C (no) Gassturbin-ledeskovle
SE390433B (sv) Anordning vid for gasturbiner avsett rotorblad
CH544217A (de) Gasturbinenschaufel
NO146071C (no) Aksialvifte
AR206238A1 (es) Torre de enfriamiento
SE411060B (sv) Turbinrotor
AT337412B (de) Gasdynamische beluftungsvorrichtung
SE7601516L (sv) Anordning vid gasturbiner
IT1003963B (it) Torre di raffreddamento
SE7415879L (sv) Anordning for tryckoljegenerering vid en artilleripjes eller motsvarande
NO143856C (no) Kuvette med roereinnretning.
SE7509314L (sv) Anordning vid en vexelriktare.
BR7501530A (pt) Torre de refrigeracao
AR205920A1 (es) Disposicion de torre enfriadora de liquido
SE7510887L (sv) Vermevexlare vid gasturbin
SE7505930L (sv) Beluftningspump for gas- och vetskereaktorer med fordispergering.
IT1041701B (it) Ventilatori
SE7505321L (sv) Luftforvermare.
SE406503B (sv) Eldstadsanordning eller oppen spis

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7605251-3

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7605251-3

Format of ref document f/p: F