JP2006083849A - ガスタービンエンジンロータ組立体を組立てるための方法及び装置 - Google Patents
ガスタービンエンジンロータ組立体を組立てるための方法及び装置 Download PDFInfo
- Publication number
- JP2006083849A JP2006083849A JP2005258761A JP2005258761A JP2006083849A JP 2006083849 A JP2006083849 A JP 2006083849A JP 2005258761 A JP2005258761 A JP 2005258761A JP 2005258761 A JP2005258761 A JP 2005258761A JP 2006083849 A JP2006083849 A JP 2006083849A
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- Japan
- Prior art keywords
- gas turbine
- platform
- turbine engine
- seal pin
- shank
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 15
- 241000879887 Cyrtopleura costata Species 0.000 description 6
- 239000000567 combustion gas Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
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
- 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
- F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
-
- 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
-
- 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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
-
- 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
-
- 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
- F05D2230/00—Manufacture
- F05D2230/60—Assembly methods
-
- 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
- F05D2250/20—Three-dimensional
- F05D2250/29—Three-dimensional machined; miscellaneous
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49321—Assembling individual fluid flow interacting members, e.g., blades, vanes, buckets, on rotary support member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】 本方法は、翼形部(42)、プラットフォーム(44)、シャンク(46)及びダブテール(48)を含む第1のロータブレード(40)を設ける段階と、ダブテールを使用して第1のロータブレードをロータシャフト(18)に結合する段階と、第1及び第2のブレード間にシャンク空洞(98)が形成されるように第2のロータブレードをロータシャフトに結合する段階とを含む。さらに、第1及び第2のロータブレードプラットフォーム間に形成された間隙(97)を実質的にシールするように、第1の端部(400)と第2の端部(402)と円筒形本体(404)とを含み、かつその第1及び第2の端部の1つが、本体の断面積よりも小さい断面積を有するシールピン(58)をプラットフォーム水平シールピンスロット(202)内に挿入する段階を含む。
【選択図】 図2
Description
40 ブレード
42 翼形部
44 プラットフォーム
46 シャンク
48 ダブテール
50 後縁ラジアルシールピンスロット
52 シャンクの下流側壁
54 シャンクの凸面形側壁
56 ラジアルシールピン
58 プラットフォーム水平シールピン
97 プラットフォーム間隙
98 シャンク空洞
200 前縁ラジアルシールピンスロット
202 プラットフォーム水平シールピンスロット
400、402 シールピンの端部
404 シールピンの本体
412、418、422、426 シールピンの平坦面
Claims (10)
- ロータシャフト(18)と、
前記ロータシャフトに結合され、第1のプラットフォーム(44)と前記プラットフォームから半径方向内向きに延びかつシールピンスロット(202)を備えた側壁(54)を有する第1のシャンク(46)とを含む第1のブレード(40)と、
第2のプラットフォームと前記第2のプラットフォームから半径方向内向きに延びる第2のシャンクとを含み、前記第1及び第2のプラットフォーム間に間隙(97)が形成されまた前記第1及び第2のシャンク間にシャンク空洞(98)が形成されるように、前記第1のブレードに隣接して前記ロータシャフトに結合された第2のブレードと、
前記シールピンスロット内に挿入され、第1の端部(400)と第2の端部(402)とそれらの端部間で延びるほぼ円筒形本体(404)とを含み、前記第1の端部及び第2の端部の少なくとも1つが前記本体の断面積よりも小さい断面積を有するシールピン(58)と、
を含むガスタービンエンジンロータ組立体。 - 前記シールピンスロットが、前記プラットフォームに隣接して形成され、前記ロータの長手方向軸線(30)にほぼ平行に延びる、請求項1記載のガスタービンエンジンロータ組立体。
- 前記第1の端部及び第2の端部の少なくとも1つが、平坦面(412、418、422、426)を含む、請求項1記載のガスタービンエンジンロータ組立体。
- 前記本体が、半径部分(430)と前記平坦面及び前記本体の外周面(405)間でテーパ状になった面取り部分(432)とを含む、請求項3記載のガスタービンエンジンロータ組立体。
- 前記面取り部分が、前記ロータブレード間を円周方向にシールするのを可能にする、請求項4記載のガスタービンエンジン組立体。
- 前記第1の端部及び第2の端部が各々、平坦面を含む、請求項3記載のガスタービンエンジンロータ組立体。
- 前記第1の端部及び第2の端部の少なくとも1つが、少なくとも2つの平坦面を含む、請求項3記載のガスタービンエンジンロータ組立体。
- 前記第1の端部及び第2の端部の少なくとも1つが、互いにほぼ平行な少なくとも一対の平坦面を含む、請求項7記載のガスタービンロータエンジン組立体。
- 前記第1の平坦面が、前記第2の端部に向かって軸方向に第1の距離(414)だけ延び、前記第2の平坦面が、前記第2の端部に向かって軸方向に第2の距離(420)だけ延び、前記第1の距離が前記第2の距離とは異なっている、請求項8記載のガスタービンエンジンロータ組立体。
- 前記第1の端部及び第2の端部が各々、少なくとも2つの平坦面を含む、請求項3記載のガスタービンエンジンロータ組立体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/940,905 | 2004-09-14 | ||
US10/940,905 US7090466B2 (en) | 2004-09-14 | 2004-09-14 | Methods and apparatus for assembling gas turbine engine rotor assemblies |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006083849A true JP2006083849A (ja) | 2006-03-30 |
JP4870954B2 JP4870954B2 (ja) | 2012-02-08 |
Family
ID=34984196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005258761A Active JP4870954B2 (ja) | 2004-09-14 | 2005-09-07 | ガスタービンエンジンロータ組立体を組立てるための方法及び装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7090466B2 (ja) |
JP (1) | JP4870954B2 (ja) |
FR (1) | FR2875262B1 (ja) |
GB (1) | GB2417986B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011196379A (ja) * | 2010-03-22 | 2011-10-06 | General Electric Co <Ge> | 動翼組立体を冷却するための装置 |
JP2012102735A (ja) * | 2010-11-11 | 2012-05-31 | General Electric Co <Ge> | タービンブレード組立体 |
CN107795371A (zh) * | 2016-09-01 | 2018-03-13 | 福特环球技术公司 | 改进冷起动催化剂起燃的方法和系统 |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7575416B2 (en) * | 2006-05-18 | 2009-08-18 | United Technologies Corporation | Rotor assembly for a rotary machine |
US7762780B2 (en) * | 2007-01-25 | 2010-07-27 | Siemens Energy, Inc. | Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies |
US8016565B2 (en) * | 2007-05-31 | 2011-09-13 | General Electric Company | Methods and apparatus for assembling gas turbine engines |
KR100814015B1 (ko) | 2007-05-31 | 2008-03-14 | (주)지아이엠산업 | 핀실가공용 롤커터 및 이를 이용한 핀실 가공방법, 그리고이를 이용 가공한 베인핀실 |
US8434997B2 (en) * | 2007-08-22 | 2013-05-07 | United Technologies Corporation | Gas turbine engine case for clearance control |
US8007245B2 (en) * | 2007-11-29 | 2011-08-30 | General Electric Company | Shank shape for a turbine blade and turbine incorporating the same |
US8210821B2 (en) * | 2008-07-08 | 2012-07-03 | General Electric Company | Labyrinth seal for turbine dovetail |
US8137072B2 (en) * | 2008-10-31 | 2012-03-20 | Solar Turbines Inc. | Turbine blade including a seal pocket |
FR2939836B1 (fr) * | 2008-12-12 | 2015-05-15 | Snecma | Joint d'etancheite de plateforme dans un rotor de turbomachine |
US8393869B2 (en) | 2008-12-19 | 2013-03-12 | Solar Turbines Inc. | Turbine blade assembly including a damper |
US8167566B2 (en) * | 2008-12-31 | 2012-05-01 | General Electric Company | Rotor dovetail hook-to-hook fit |
US8226365B2 (en) * | 2009-04-22 | 2012-07-24 | General Electric Company | Systems, methods, and apparatus for thermally isolating a turbine rotor wheel |
US20110081245A1 (en) * | 2009-10-07 | 2011-04-07 | General Electric Company | Radial seal pin |
US20110255958A1 (en) * | 2010-04-16 | 2011-10-20 | General Electric Company | Seal member for hot gas path component |
US8657574B2 (en) | 2010-11-04 | 2014-02-25 | General Electric Company | System and method for cooling a turbine bucket |
GB2486488A (en) | 2010-12-17 | 2012-06-20 | Ge Aviat Systems Ltd | Testing a transient voltage protection device |
US8684695B2 (en) * | 2011-01-04 | 2014-04-01 | General Electric Company | Damper coverplate and sealing arrangement for turbine bucket shank |
US8827642B2 (en) * | 2011-01-31 | 2014-09-09 | General Electric Company | Flexible seal for turbine engine |
US8876479B2 (en) | 2011-03-15 | 2014-11-04 | United Technologies Corporation | Damper pin |
US8905715B2 (en) * | 2011-03-17 | 2014-12-09 | General Electric Company | Damper and seal pin arrangement for a turbine blade |
US9039382B2 (en) | 2011-11-29 | 2015-05-26 | General Electric Company | Blade skirt |
US10415468B2 (en) | 2012-01-31 | 2019-09-17 | United Technologies Corporation | Gas turbine engine buffer system |
US10018116B2 (en) | 2012-01-31 | 2018-07-10 | United Technologies Corporation | Gas turbine engine buffer system providing zoned ventilation |
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EP2762679A1 (en) * | 2013-02-01 | 2014-08-06 | Siemens Aktiengesellschaft | Gas Turbine Rotor Blade and Gas Turbine Rotor |
US9732620B2 (en) | 2013-09-26 | 2017-08-15 | United Technologies Corporation | Snap in platform damper and seal assembly for a gas turbine engine |
US10151210B2 (en) | 2014-09-12 | 2018-12-11 | United Technologies Corporation | Endwall contouring for airfoil rows with varying airfoil geometries |
US9863257B2 (en) | 2015-02-04 | 2018-01-09 | United Technologies Corporation | Additive manufactured inseparable platform damper and seal assembly for a gas turbine engine |
US9890653B2 (en) * | 2015-04-07 | 2018-02-13 | General Electric Company | Gas turbine bucket shanks with seal pins |
EP3438410B1 (en) | 2017-08-01 | 2021-09-29 | General Electric Company | Sealing system for a rotary machine |
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2004
- 2004-09-14 US US10/940,905 patent/US7090466B2/en active Active
-
2005
- 2005-08-05 GB GB0516194A patent/GB2417986B/en active Active
- 2005-09-07 JP JP2005258761A patent/JP4870954B2/ja active Active
- 2005-09-08 FR FR0509164A patent/FR2875262B1/fr not_active Expired - Fee Related
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GB652099A (en) * | 1947-10-16 | 1951-04-18 | Rolls Royce | Improvements relating to axial flow turbines |
US3137478A (en) * | 1962-07-11 | 1964-06-16 | Gen Electric | Cover plate assembly for sealing spaces between turbine buckets |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2011196379A (ja) * | 2010-03-22 | 2011-10-06 | General Electric Co <Ge> | 動翼組立体を冷却するための装置 |
JP2012102735A (ja) * | 2010-11-11 | 2012-05-31 | General Electric Co <Ge> | タービンブレード組立体 |
CN107795371A (zh) * | 2016-09-01 | 2018-03-13 | 福特环球技术公司 | 改进冷起动催化剂起燃的方法和系统 |
CN107795371B (zh) * | 2016-09-01 | 2021-07-16 | 福特环球技术公司 | 改进冷起动催化剂起燃的方法和系统 |
Also Published As
Publication number | Publication date |
---|---|
GB0516194D0 (en) | 2005-09-14 |
US20060056975A1 (en) | 2006-03-16 |
GB2417986A (en) | 2006-03-15 |
FR2875262B1 (fr) | 2015-01-09 |
GB2417986B (en) | 2009-07-22 |
FR2875262A1 (fr) | 2006-03-17 |
US7090466B2 (en) | 2006-08-15 |
JP4870954B2 (ja) | 2012-02-08 |
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