GB2323896B - Turbine blade units - Google Patents

Turbine blade units

Info

Publication number
GB2323896B
GB2323896B GB9810098A GB9810098A GB2323896B GB 2323896 B GB2323896 B GB 2323896B GB 9810098 A GB9810098 A GB 9810098A GB 9810098 A GB9810098 A GB 9810098A GB 2323896 B GB2323896 B GB 2323896B
Authority
GB
United Kingdom
Prior art keywords
turbine blade
blade units
units
turbine
blade
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.)
Expired - Fee Related
Application number
GB9810098A
Other versions
GB2323896A (en
GB9810098D0 (en
Inventor
Brian Robert Haller
David Moreton Hall
Viccars Jeremy Andrews
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.)
Alstom UK Ltd
Original Assignee
GEC Alsthom Ltd
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 GB9417406A external-priority patent/GB9417406D0/en
Application filed by GEC Alsthom Ltd filed Critical GEC Alsthom Ltd
Publication of GB9810098D0 publication Critical patent/GB9810098D0/en
Publication of GB2323896A publication Critical patent/GB2323896A/en
Application granted granted Critical
Publication of GB2323896B publication Critical patent/GB2323896B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/16—Two-dimensional parabolic

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB9810098A 1994-08-30 1995-08-11 Turbine blade units Expired - Fee Related GB2323896B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9417406A GB9417406D0 (en) 1994-08-30 1994-08-30 Turbine blade
GB9516493A GB2295860B (en) 1994-08-30 1995-08-11 Turbine blade

Publications (3)

Publication Number Publication Date
GB9810098D0 GB9810098D0 (en) 1998-07-08
GB2323896A GB2323896A (en) 1998-10-07
GB2323896B true GB2323896B (en) 1998-12-16

Family

ID=26305527

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9810098A Expired - Fee Related GB2323896B (en) 1994-08-30 1995-08-11 Turbine blade units

Country Status (1)

Country Link
GB (1) GB2323896B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3502482B1 (en) * 2017-12-20 2020-08-26 Ansaldo Energia Switzerland AG Compressor blade with modified stagger angle spanwise distribution

Also Published As

Publication number Publication date
GB2323896A (en) 1998-10-07
GB9810098D0 (en) 1998-07-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100811