GB2258273B - Rotor blade locking arrangement - Google Patents

Rotor blade locking arrangement

Info

Publication number
GB2258273B
GB2258273B GB9116774A GB9116774A GB2258273B GB 2258273 B GB2258273 B GB 2258273B GB 9116774 A GB9116774 A GB 9116774A GB 9116774 A GB9116774 A GB 9116774A GB 2258273 B GB2258273 B GB 2258273B
Authority
GB
United Kingdom
Prior art keywords
rotor blade
locking arrangement
blade locking
arrangement
rotor
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
GB9116774A
Other versions
GB2258273A (en
GB9116774D0 (en
Inventor
Raymond Eaton
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 Power UK Holdings Ltd
Original Assignee
Alstom Power UK Holdings 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
Application filed by Alstom Power UK Holdings Ltd filed Critical Alstom Power UK Holdings Ltd
Priority to GB9116774A priority Critical patent/GB2258273B/en
Publication of GB9116774D0 publication Critical patent/GB9116774D0/en
Publication of GB2258273A publication Critical patent/GB2258273A/en
Application granted granted Critical
Publication of GB2258273B publication Critical patent/GB2258273B/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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB9116774A 1991-08-02 1991-08-02 Rotor blade locking arrangement Expired - Fee Related GB2258273B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9116774A GB2258273B (en) 1991-08-02 1991-08-02 Rotor blade locking arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9116774A GB2258273B (en) 1991-08-02 1991-08-02 Rotor blade locking arrangement

Publications (3)

Publication Number Publication Date
GB9116774D0 GB9116774D0 (en) 1991-10-09
GB2258273A GB2258273A (en) 1993-02-03
GB2258273B true GB2258273B (en) 1994-08-10

Family

ID=10699460

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9116774A Expired - Fee Related GB2258273B (en) 1991-08-02 1991-08-02 Rotor blade locking arrangement

Country Status (1)

Country Link
GB (1) GB2258273B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3236011B1 (en) 2016-04-20 2022-08-31 Rolls-Royce Deutschland Ltd & Co KG Rotor with overhang on rotor blades for a securing element

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9517369D0 (en) * 1995-08-24 1995-10-25 Rolls Royce Plc Bladed rotor
DE19960896A1 (en) * 1999-12-17 2001-06-28 Rolls Royce Deutschland Retaining device for rotor blades of axial turbine engine, with recesses in outer circumference of retainer corresponding to sections of blade receivers
DE10348198A1 (en) * 2003-10-16 2005-05-12 Rolls Royce Deutschland Scoop restraint
GB0423363D0 (en) * 2004-10-21 2004-11-24 Rolls Royce Plc Rotor assembly retaining apparatus
FR2900437B1 (en) 2006-04-27 2008-07-25 Snecma Sa SYSTEM FOR RETENTING AUBES IN A ROTOR
ES2321862T3 (en) * 2006-09-25 2009-06-12 Siemens Aktiengesellschaft TURBINE ROTOR WITH LOCK PLATES AND CORRESPONDING ASSEMBLY PROCEDURE.
EP1916389A1 (en) 2006-10-26 2008-04-30 Siemens Aktiengesellschaft Turbine blade assembly
US8961141B2 (en) 2011-08-29 2015-02-24 United Technologies Corporation Axial retention system for a bladed rotor with multiple blade types
EP2873807A1 (en) * 2013-11-18 2015-05-20 Siemens Aktiengesellschaft Cover plate, rotor blade, wheel disc, bolt and gas turbine
GB201417705D0 (en) * 2014-10-07 2014-11-19 Rolls Royce Plc Locking member
MX2019006636A (en) 2016-12-13 2019-08-01 Mitsubishi Hitachi Power Sys Gas turbine disassembling/assembling method, seal plate assembly, and gas turbine rotor.
WO2018110584A1 (en) 2016-12-13 2018-06-21 三菱日立パワーシステムズ株式会社 Gas turbine disassembling/assembling method, gas turbine rotor, and gas turbine
MX2019006639A (en) 2016-12-13 2019-08-01 Mitsubishi Hitachi Power Sys Gas turbine disassembling/assembling method, seal plate assembly, and gas turbine rotor.
USD960833S1 (en) 2018-05-23 2022-08-16 Mitsubishi Power, Ltd. Seal plate for rotary machine
USD975135S1 (en) 2018-05-23 2023-01-10 Mitsubishi Heavy Industries, Ltd. Seal plate for rotary machine
EP3581765A1 (en) * 2018-06-11 2019-12-18 Siemens Aktiengesellschaft Rotor having rotor blades attached axially to the rotor disc
CN109707464A (en) * 2018-12-14 2019-05-03 北京全四维动力科技有限公司 For protecting the combination unit of steam turbine blade blade root and race
CN114483202B (en) * 2021-12-17 2023-11-17 中国航发湖南动力机械研究所 Limiting assembly for long-extension root and crown interlocking blade and turbine rotor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597112A (en) * 1970-02-02 1971-08-03 Gen Electric Compressor-blade-retaining means
GB1286776A (en) * 1970-07-21 1972-08-23 Gen Motors Corp Bladed rotors for turbomachines
GB2058945A (en) * 1979-09-28 1981-04-15 United Technologies Corp Rotor assembly
EP0169799A1 (en) * 1984-07-23 1986-01-29 United Technologies Corporation Breech lock anti-rotation key

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597112A (en) * 1970-02-02 1971-08-03 Gen Electric Compressor-blade-retaining means
GB1286776A (en) * 1970-07-21 1972-08-23 Gen Motors Corp Bladed rotors for turbomachines
GB2058945A (en) * 1979-09-28 1981-04-15 United Technologies Corp Rotor assembly
EP0169799A1 (en) * 1984-07-23 1986-01-29 United Technologies Corporation Breech lock anti-rotation key

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3236011B1 (en) 2016-04-20 2022-08-31 Rolls-Royce Deutschland Ltd & Co KG Rotor with overhang on rotor blades for a securing element

Also Published As

Publication number Publication date
GB2258273A (en) 1993-02-03
GB9116774D0 (en) 1991-10-09

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Legal Events

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

Effective date: 20050802