ZA8234B - A turbine stage - Google Patents

A turbine stage

Info

Publication number
ZA8234B
ZA8234B ZA8234A ZA8234A ZA8234B ZA 8234 B ZA8234 B ZA 8234B ZA 8234 A ZA8234 A ZA 8234A ZA 8234 A ZA8234 A ZA 8234A ZA 8234 B ZA8234 B ZA 8234B
Authority
ZA
South Africa
Prior art keywords
pct
blade set
floor plate
outlet end
ceiling plate
Prior art date
Application number
ZA8234A
Other languages
English (en)
Inventor
R Bessay
Original Assignee
Alsthom Atlantique
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 Alsthom Atlantique filed Critical Alsthom Atlantique
Publication of ZA8234B publication Critical patent/ZA8234B/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
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/18—Non-positive-displacement machines or engines, e.g. steam turbines without stationary working-fluid guiding means
    • F01D1/20—Non-positive-displacement machines or engines, e.g. steam turbines without stationary working-fluid guiding means traversed by the working-fluid substantially axially
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • F05D2200/00—Mathematical features
    • F05D2200/20—Special functions
    • F05D2200/26—Special functions trigonometric
    • F05D2200/261—Sine
    • 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
    • F05D2200/00—Mathematical features
    • F05D2200/20—Special functions
    • F05D2200/26—Special functions trigonometric
    • F05D2200/262—Cosine
    • 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
    • F05D2200/00—Mathematical features
    • F05D2200/20—Special functions
    • F05D2200/26—Special functions trigonometric
    • F05D2200/264—Cotangent
    • 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
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ZA8234A 1981-01-05 1981-01-05 A turbine stage ZA8234B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8100039 1981-01-05

Publications (1)

Publication Number Publication Date
ZA8234B true ZA8234B (en) 1982-11-24

Family

ID=9253860

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA8234A ZA8234B (en) 1981-01-05 1981-01-05 A turbine stage

Country Status (8)

Country Link
US (2) US4778338A (ja)
EP (1) EP0068002B1 (ja)
JP (1) JPH023003B2 (ja)
AT (1) ATE12291T1 (ja)
DE (1) DE3169495D1 (ja)
IT (1) IT1154402B (ja)
WO (1) WO1982002418A1 (ja)
ZA (1) ZA8234B (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA8234B (en) * 1981-01-05 1982-11-24 Alsthom Atlantique A turbine stage
US5447413A (en) * 1992-03-31 1995-09-05 Dresser-Rand Company Stator endwall for an elastic-fluid turbine
ES2163678T3 (es) * 1996-03-28 2002-02-01 Mtu Aero Engines Gmbh Hoja de paleta para turbinas.
JPH10184304A (ja) * 1996-12-27 1998-07-14 Toshiba Corp 軸流タービンのタービンノズルおよびタービン動翼
EP0943784A1 (de) * 1998-03-19 1999-09-22 Asea Brown Boveri AG Konturierter Kanal einer axialen Strömungsmaschine
DE10233033A1 (de) * 2002-07-20 2004-01-29 Rolls-Royce Deutschland Ltd & Co Kg Strömungs-Arbeits-Maschine mit überhöhtem Rotor-Stator-Kontraktionsverhältnis
ITTO20030894A1 (it) * 2003-11-11 2005-05-12 Ansaldo Energia Spa Perfezionamenti in statori di turbine assiali.
US7217096B2 (en) * 2004-12-13 2007-05-15 General Electric Company Fillet energized turbine stage
US7134842B2 (en) * 2004-12-24 2006-11-14 General Electric Company Scalloped surface turbine stage
US7249933B2 (en) * 2005-01-10 2007-07-31 General Electric Company Funnel fillet turbine stage
US7220100B2 (en) * 2005-04-14 2007-05-22 General Electric Company Crescentic ramp turbine stage
US7465155B2 (en) * 2006-02-27 2008-12-16 Honeywell International Inc. Non-axisymmetric end wall contouring for a turbomachine blade row
WO2007113149A1 (de) * 2006-03-31 2007-10-11 Alstom Technology Ltd Leitschaufel für eine strömungsmaschine, insbesondere für eine dampfturbine
GB0704426D0 (en) * 2007-03-08 2007-04-18 Rolls Royce Plc Aerofoil members for a turbomachine
DE102007020025A1 (de) * 2007-04-27 2008-10-30 Honda Motor Co., Ltd. Form eines Gaskanals in einer Axialströmungs-Gasturbinenmaschine
US8647067B2 (en) * 2008-12-09 2014-02-11 General Electric Company Banked platform turbine blade
US20100303604A1 (en) * 2009-05-27 2010-12-02 Dresser-Rand Company System and method to reduce acoustic signature using profiled stage design
US8312729B2 (en) * 2009-09-21 2012-11-20 Honeywell International Inc. Flow discouraging systems and gas turbine engines
CN102235241A (zh) * 2011-06-28 2011-11-09 北京动力机械研究所 入口带大扩张通道的低压涡轮结构
US8864452B2 (en) * 2011-07-12 2014-10-21 Siemens Energy, Inc. Flow directing member for gas turbine engine
US9267386B2 (en) 2012-06-29 2016-02-23 United Technologies Corporation Fairing assembly
EP2885506B8 (en) 2012-08-17 2021-03-31 Raytheon Technologies Corporation Contoured flowpath surface
DE102014225689A1 (de) 2014-12-12 2016-07-14 MTU Aero Engines AG Strömungsmaschine mit Ringraumerweiterung und Schaufel
JP6684593B2 (ja) * 2016-01-07 2020-04-22 三菱重工業株式会社 軸流タービン

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735612A (en) * 1956-02-21 hausmann
CA613424A (en) * 1961-01-31 H. Pavlecka Vladimir Method and apparatus of compressing fluid
DE579989C (de) * 1933-07-04 Karl Roeder Dr Ing Kopfringlose Beschaufelung fuer axialbeaufschlagte Dampf- oder Gasturbinen
FR398600A (fr) * 1909-01-18 1909-06-08 Arnold Kienast Perfectionnements aux turbines
US1632907A (en) * 1924-03-03 1927-06-21 Losel Franz High-pressure steam turbine and method of utilizing high-pressure steam therein
FR677969A (fr) * 1929-07-06 1930-03-17 Monture de sac
DE560687C (de) * 1930-08-28 1932-10-06 Escher Wyss Maschf Ag Schaufelung fuer Dampf- und Gasturbinen
GB564336A (en) * 1942-06-29 1944-09-22 Escher Wyss Maschf Ag Multistage axial flow compressor
US2392673A (en) * 1943-08-27 1946-01-08 Gen Electric Elastic fluid turbine
FR996967A (fr) * 1949-09-06 1951-12-31 Rateau Soc Perfectionnement aux aubages de turbomachines
US2859910A (en) * 1954-03-29 1958-11-11 Edward A Stalker Stators for axial flow compressors
US2991929A (en) * 1955-05-12 1961-07-11 Stalker Corp Supersonic compressors
US2846137A (en) * 1955-06-03 1958-08-05 Gen Electric Construction for axial-flow turbomachinery
US2981066A (en) * 1956-04-12 1961-04-25 Elmer G Johnson Turbo machine
FR1442526A (fr) * 1965-05-07 1966-06-17 Rateau Soc Perfectionnements aux canaux courbes parcourus par un gaz ou une vapeur
US3804335A (en) * 1973-05-21 1974-04-16 J Sohre Vaneless supersonic nozzle
FR2438157A1 (fr) * 1978-10-05 1980-04-30 Alsthom Atlantique Grille d'aubes pour turbine ou compresseur
FR2471501A1 (fr) * 1979-12-17 1981-06-19 Inst Francais Du Petrole Dispositif de pompage de fluides diphasiques
US4371311A (en) * 1980-04-28 1983-02-01 United Technologies Corporation Compression section for an axial flow rotary machine
US4460309A (en) * 1980-04-28 1984-07-17 United Technologies Corporation Compression section for an axial flow rotary machine
ZA8234B (en) * 1981-01-05 1982-11-24 Alsthom Atlantique A turbine stage

Also Published As

Publication number Publication date
JPS57502074A (ja) 1982-11-18
JPH023003B2 (ja) 1990-01-22
EP0068002B1 (fr) 1985-03-20
DE3169495D1 (en) 1985-04-25
US4832567A (en) 1989-05-23
EP0068002A1 (fr) 1983-01-05
ATE12291T1 (de) 1985-04-15
IT1154402B (it) 1987-01-21
US4778338A (en) 1988-10-18
WO1982002418A1 (en) 1982-07-22
IT8267002A0 (it) 1982-01-04

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