EP3183429A1 - Modular turbine blade with separate platform support system - Google Patents
Modular turbine blade with separate platform support systemInfo
- Publication number
- EP3183429A1 EP3183429A1 EP14766269.6A EP14766269A EP3183429A1 EP 3183429 A1 EP3183429 A1 EP 3183429A1 EP 14766269 A EP14766269 A EP 14766269A EP 3183429 A1 EP3183429 A1 EP 3183429A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- arm
- modular
- turbine blade
- arms
- platform
- 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.)
- Withdrawn
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
- F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
-
- 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
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
- F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
-
- 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2014/052249 WO2016028306A1 (en) | 2014-08-22 | 2014-08-22 | Modular turbine blade with separate platform support system |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3183429A1 true EP3183429A1 (en) | 2017-06-28 |
Family
ID=51541299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14766269.6A Withdrawn EP3183429A1 (en) | 2014-08-22 | 2014-08-22 | Modular turbine blade with separate platform support system |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170218782A1 (en) |
EP (1) | EP3183429A1 (en) |
JP (1) | JP2017530290A (en) |
CN (1) | CN106574510A (en) |
WO (1) | WO2016028306A1 (en) |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2656146A (en) * | 1948-04-08 | 1953-10-20 | Curtiss Wright Corp | Turbine blade construction |
US3294364A (en) * | 1962-01-02 | 1966-12-27 | Gen Electric | Rotor assembly |
US3694104A (en) * | 1970-10-07 | 1972-09-26 | Garrett Corp | Turbomachinery blade |
JPH0356801U (en) * | 1989-10-03 | 1991-05-31 | ||
US5222865A (en) * | 1991-03-04 | 1993-06-29 | General Electric Company | Platform assembly for attaching rotor blades to a rotor disk |
US5735673A (en) * | 1996-12-04 | 1998-04-07 | United Technologies Corporation | Turbine engine rotor blade pair |
US6634863B1 (en) * | 2000-11-27 | 2003-10-21 | General Electric Company | Circular arc multi-bore fan disk assembly |
US6447250B1 (en) * | 2000-11-27 | 2002-09-10 | General Electric Company | Non-integral fan platform |
GB0424481D0 (en) * | 2004-11-05 | 2004-12-08 | Rolls Royce Plc | Composite aerofoil |
FR2886012B1 (en) * | 2005-05-23 | 2007-07-06 | Snecma Moteurs Sa | METHOD OF MASS CALIBRATION OF WORKPIECES FOR ROTOR PERIPHERY |
GB0611031D0 (en) * | 2006-06-06 | 2006-07-12 | Rolls Royce Plc | An aerofoil stage and a seal for use therein |
FR2913048B1 (en) * | 2007-02-28 | 2009-04-10 | Snecma Sa | TURBOMACHINE BLOWER |
GB0802834D0 (en) * | 2008-02-18 | 2008-03-26 | Rolls Royce Plc | Annulus filler |
US8408874B2 (en) * | 2008-04-11 | 2013-04-02 | United Technologies Corporation | Platformless turbine blade |
FR2939836B1 (en) * | 2008-12-12 | 2015-05-15 | Snecma | SEAL FOR PLATFORM SEAL IN A TURBOMACHINE ROTOR |
FR2939835B1 (en) * | 2008-12-12 | 2017-06-09 | Snecma | PLATFORM SEAL SEAL IN A TURBOMACHINE ROTOR, METHOD FOR IMPROVING SEAL BETWEEN A PLATFORM AND A TURBOMACHINE BLADE. |
DE102009013348A1 (en) * | 2009-03-16 | 2010-09-23 | Man Turbo Ag | Device and method for connecting a blade to a rotor shaft of a turbomachine |
GB201106278D0 (en) * | 2011-04-14 | 2011-05-25 | Rolls Royce Plc | Annulus filler system |
US8939727B2 (en) * | 2011-09-08 | 2015-01-27 | Siemens Energy, Inc. | Turbine blade and non-integral platform with pin attachment |
US9175571B2 (en) * | 2012-03-19 | 2015-11-03 | General Electric Company | Connecting system for metal components and CMC components, a turbine blade retaining system and a rotating component retaining system |
FR2992676B1 (en) * | 2012-06-29 | 2014-08-01 | Snecma | INTER-AUBES PLATFORM FOR A BLOWER, BLOWER ROTOR AND METHOD OF MANUFACTURING THE SAME |
US9267386B2 (en) * | 2012-06-29 | 2016-02-23 | United Technologies Corporation | Fairing assembly |
GB201400756D0 (en) * | 2014-01-16 | 2014-03-05 | Rolls Royce Plc | Blisk |
US10156151B2 (en) * | 2014-10-23 | 2018-12-18 | Rolls-Royce North American Technologies Inc. | Composite annulus filler |
US9988920B2 (en) * | 2015-04-08 | 2018-06-05 | United Technologies Corporation | Fan blade platform seal with leading edge winglet |
US10215046B2 (en) * | 2015-11-23 | 2019-02-26 | United Technologies Corporation | Airfoil platform having dual pin apertures and a vertical stiffener |
US10584592B2 (en) * | 2015-11-23 | 2020-03-10 | United Technologies Corporation | Platform for an airfoil having bowed sidewalls |
-
2014
- 2014-08-22 JP JP2017510616A patent/JP2017530290A/en not_active Ceased
- 2014-08-22 WO PCT/US2014/052249 patent/WO2016028306A1/en active Application Filing
- 2014-08-22 CN CN201480081385.7A patent/CN106574510A/en active Pending
- 2014-08-22 EP EP14766269.6A patent/EP3183429A1/en not_active Withdrawn
- 2014-08-22 US US15/328,984 patent/US20170218782A1/en not_active Abandoned
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2016028306A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20170218782A1 (en) | 2017-08-03 |
CN106574510A (en) | 2017-04-19 |
JP2017530290A (en) | 2017-10-12 |
WO2016028306A1 (en) | 2016-02-25 |
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Legal Events
Date | Code | Title | Description |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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STAA | Information on the status of an ep patent application or granted ep patent |
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17P | Request for examination filed |
Effective date: 20170210 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
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INTG | Intention to grant announced |
Effective date: 20180806 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20181218 |