GB2225388B - Improvements in tip clearance setting in gas turbine engines - Google Patents

Improvements in tip clearance setting in gas turbine engines

Info

Publication number
GB2225388B
GB2225388B GB8921959A GB8921959A GB2225388B GB 2225388 B GB2225388 B GB 2225388B GB 8921959 A GB8921959 A GB 8921959A GB 8921959 A GB8921959 A GB 8921959A GB 2225388 B GB2225388 B GB 2225388B
Authority
GB
United Kingdom
Prior art keywords
gas turbine
turbine engines
tip clearance
clearance setting
setting
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
GB8921959A
Other versions
GB2225388A (en
GB8921959D0 (en
Inventor
Lance Peter Bell
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of GB8921959D0 publication Critical patent/GB8921959D0/en
Publication of GB2225388A publication Critical patent/GB2225388A/en
Application granted granted Critical
Publication of GB2225388B publication Critical patent/GB2225388B/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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB8921959A 1988-10-01 1989-09-28 Improvements in tip clearance setting in gas turbine engines Expired - Fee Related GB2225388B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888823094A GB8823094D0 (en) 1988-10-01 1988-10-01 Clearance control between rotating & static components

Publications (3)

Publication Number Publication Date
GB8921959D0 GB8921959D0 (en) 1989-11-15
GB2225388A GB2225388A (en) 1990-05-30
GB2225388B true GB2225388B (en) 1992-08-19

Family

ID=10644589

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888823094A Pending GB8823094D0 (en) 1988-10-01 1988-10-01 Clearance control between rotating & static components
GB8921959A Expired - Fee Related GB2225388B (en) 1988-10-01 1989-09-28 Improvements in tip clearance setting in gas turbine engines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888823094A Pending GB8823094D0 (en) 1988-10-01 1988-10-01 Clearance control between rotating & static components

Country Status (1)

Country Link
GB (2) GB8823094D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6755619B1 (en) * 2000-11-08 2004-06-29 General Electric Company Turbine blade with ceramic foam blade tip seal, and its preparation
US6533285B2 (en) 2001-02-05 2003-03-18 Caterpillar Inc Abradable coating and method of production
CH696854A5 (en) * 2003-04-14 2007-12-31 Alstom Technology Ltd Thermal turbomachinery.
US7811053B2 (en) 2005-07-22 2010-10-12 United Technologies Corporation Fan rotor design for coincidence avoidance
EP1820938A1 (en) * 2006-02-20 2007-08-22 ABB Turbo Systems AG Cleaning elements on blade tips of an exhaust turbine
US20130078084A1 (en) * 2011-09-23 2013-03-28 United Technologies Corporation Airfoil air seal assembly
DE102013212741A1 (en) * 2013-06-28 2014-12-31 Siemens Aktiengesellschaft Gas turbine and heat shield for a gas turbine
EP3088672A1 (en) * 2015-04-27 2016-11-02 Siemens Aktiengesellschaft Method for designing a fluid flow engine and fluid flow engine
US10400786B2 (en) * 2016-11-07 2019-09-03 United Technologies Corporation Coated turbomachinery component
GB201801296D0 (en) * 2018-01-26 2018-03-14 Rolls Royce Plc Circumferental seal
US11299993B2 (en) * 2019-10-28 2022-04-12 Honeywell International Inc. Rotor assembly for in-machine grinding of shroud member and methods of using the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2010982A (en) * 1977-12-21 1979-07-04 Gen Electric Gas seal and method for making
GB2075129A (en) * 1980-05-01 1981-11-11 Gen Electric Tip cap for a rotor blade and method of replacement
GB2139114A (en) * 1981-11-02 1984-11-07 United Technologies Corp Co-spray abrasive coating
GB2153447A (en) * 1984-01-19 1985-08-21 Mtu Muenchen Gmbh Tip seal compressor blade construction
EP0192512A1 (en) * 1985-01-24 1986-08-27 Societe Europeenne De Propulsion (S.E.P.) S.A. Abradable turbine rings and turbines so obtained

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2010982A (en) * 1977-12-21 1979-07-04 Gen Electric Gas seal and method for making
GB2075129A (en) * 1980-05-01 1981-11-11 Gen Electric Tip cap for a rotor blade and method of replacement
GB2139114A (en) * 1981-11-02 1984-11-07 United Technologies Corp Co-spray abrasive coating
GB2153447A (en) * 1984-01-19 1985-08-21 Mtu Muenchen Gmbh Tip seal compressor blade construction
EP0192512A1 (en) * 1985-01-24 1986-08-27 Societe Europeenne De Propulsion (S.E.P.) S.A. Abradable turbine rings and turbines so obtained

Also Published As

Publication number Publication date
GB8823094D0 (en) 1988-11-09
GB2225388A (en) 1990-05-30
GB8921959D0 (en) 1989-11-15

Similar Documents

Publication Publication Date Title
GB2218741B (en) Gas turbine engine
GB2236809B (en) Improvements in or relating to gas turbine engines
AR240714A1 (en) Combustion turbine
GB2227796B (en) Turbine engine
GB2207191B (en) Gas turbine engine
GB2190146B (en) Gas turbine engines
GB2229004B (en) Improvements in or relating to gas turbine engine tip clearance sensors
GB8726985D0 (en) Turbofan gas turbine engine
GB8624163D0 (en) Turbofan gas turbine engine
GB8708859D0 (en) Gas turbine engine
GB8909977D0 (en) Modular gas turbine engine
GB8616153D0 (en) Turbofan gas turbine engine
GB8929262D0 (en) Gas turbine jet engine
GB8700806D0 (en) Turbopropeller/gas turbine engine
GB2219653B (en) Improvements in or relating to combustors for gas turbine engines
GB2246171B (en) Improvements in or related to gas turbine engines
GB8410807D0 (en) Control of blade tip clearance in gas turbine engines
GB2238864B (en) Gas turbine engine combustors
GB8610559D0 (en) Gas turbine engines
GB2225388B (en) Improvements in tip clearance setting in gas turbine engines
GB2244524B (en) Clearance control in gas turbine engines
GB2171458B (en) Improvements in gas turbine engines
GB8923996D0 (en) Gas turbine engines
GB8830151D0 (en) Gas turbine engine
GB8816441D0 (en) Gas turbines

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930928