JP6085297B2 - 分離装置を有するデュアルフロータービンエンジン - Google Patents
分離装置を有するデュアルフロータービンエンジン Download PDFInfo
- Publication number
- JP6085297B2 JP6085297B2 JP2014516420A JP2014516420A JP6085297B2 JP 6085297 B2 JP6085297 B2 JP 6085297B2 JP 2014516420 A JP2014516420 A JP 2014516420A JP 2014516420 A JP2014516420 A JP 2014516420A JP 6085297 B2 JP6085297 B2 JP 6085297B2
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- Prior art keywords
- screw
- bearing support
- screws
- turbine engine
- breaking
- 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.)
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- 230000009977 dual effect Effects 0.000 title claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 29
- 238000000926 separation method Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 8
- 230000000737 periodic effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
-
- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
- F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/30—Retaining components in desired mutual position
- F05B2260/301—Retaining bolts or nuts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/30—Retaining components in desired mutual position
- F05B2260/301—Retaining bolts or nuts
- F05B2260/3011—Retaining bolts or nuts of the frangible or shear 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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
Description
−固定接続を用いて下流軸受支持部を前記構造要素に接合する1組の固定ネジと、
−破断接続を用いて上流軸受支持部を前記下流軸受支持部に接合する1組の破断ネジと、を含む。
Claims (8)
- それぞれ上流軸受支持部(4)および下流軸受支持部(6)によって上流軸受(5)および下流軸受(7)において互いに接続されているファンシャフト(1)および固定構造要素(2)上に回転可能に実装されたファンと、前記ファンシャフト(1)を包囲し、
固定接続を用いて下流軸受支持部(6)を前記構造要素(2)に接合する1組の固定ネジ(10)、および
破断接続を用いて上流軸受支持部(4)を前記下流軸受支持部(6)に接合する1組の
破断ネジ(20)
を含む分離装置(3)とを含むデュアルフロータービンエンジンであって、
装置の前記破断ネジ(20)は、ファンシャフトを包囲する同じ円周にわたって前記固定ネジ(10)の間に挿入され、構造要素(2)内に配置された空隙(25)の内部に実装されたナット(26)によって締め付けられていることを特徴とする、デュアルフロータービンエンジン。 - 破断ネジ(20)のうちの少なくとも1つが2つの固定ネジ(10)の間に挿入されている、請求項1に記載のタービンエンジン。
- 破断ネジ(20)のうちの少なくとも1つが、2つのn個組固定ネジ(10)の間に挿入されている、請求項1に記載のタービンエンジン。
- 分離装置の全ての固定ネジ(10)および全ての破断ネジ(20)が、ファンシャフト(1)を包囲する単一の円周(Y−Y’)にわたって分布している、請求項1に記載のタービンエンジン。
- 下流軸受支持部(6)が、ダクトおよび換気手段によってこれらを収容するような寸法で横断されている、請求項1に記載のタービンエンジン。
- 上流軸受支持部(4)が、少なくとも1つの固定ネジ(10)の領域において、前記ネジ用の締め付け工具の通過のためのオリフィス(13)を有する、請求項1に記載のタービンエンジン。
- 破断ネジ(20)のうちの少なくとも1つが、いかなる外部干渉も回避するようになされた形態のネジ頭(21)を有する、請求項1に記載のタービンエンジン。
- 固定ネジ(10)の少なくとも一部が座ぐり(14)内に埋め込まれてよいように、下流軸受支持部(6)内に前記座ぐり(14)が配置されている、請求項1に記載のタービンエンジン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1155414 | 2011-06-20 | ||
FR1155414A FR2976623B1 (fr) | 2011-06-20 | 2011-06-20 | Dispositif de decouplage pour turbomoteur a double flux |
PCT/FR2012/051383 WO2012175864A1 (fr) | 2011-06-20 | 2012-06-19 | Turbomoteur a double flux a dispositif de decouplage |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014517218A JP2014517218A (ja) | 2014-07-17 |
JP6085297B2 true JP6085297B2 (ja) | 2017-02-22 |
Family
ID=46579168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014516420A Active JP6085297B2 (ja) | 2011-06-20 | 2012-06-19 | 分離装置を有するデュアルフロータービンエンジン |
Country Status (9)
Country | Link |
---|---|
US (1) | US9512847B2 (ja) |
EP (1) | EP2721260B1 (ja) |
JP (1) | JP6085297B2 (ja) |
CN (1) | CN103608547B (ja) |
BR (1) | BR112013030937B8 (ja) |
CA (1) | CA2839459C (ja) |
FR (1) | FR2976623B1 (ja) |
RU (1) | RU2672812C2 (ja) |
WO (1) | WO2012175864A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3006713B1 (fr) * | 2013-06-11 | 2016-10-14 | Snecma | Dispositif de decouplage pour turbomachine comportant une piece intermediaire |
FR3008750B1 (fr) * | 2013-07-18 | 2015-07-17 | Snecma | Couvercle de compresseur centrifuge de turbomachine apte a etre fixe par l'aval pres de son bord amont, turbomachine comportant ce couvercle. |
FR3032499B1 (fr) | 2015-02-10 | 2017-11-24 | Snecma | Ecrou pour le blocage axial d'une bague de palier dans une turbomachine |
US10215100B2 (en) * | 2016-03-14 | 2019-02-26 | Hamilton Sundstrand Corporation | One degree-of-constraint semi-fusible gearbox mounting link |
FR3061242B1 (fr) * | 2016-12-23 | 2019-05-17 | Safran Aircraft Engines | Turbomachine comportant un moyen de decouplage d'une soufflante |
FR3063310B1 (fr) * | 2017-02-28 | 2019-04-26 | Safran Aircraft Engines | Moteur d'aeronef comprenant un palier entre deux arbres concentriques |
FR3067075B1 (fr) * | 2017-06-01 | 2019-08-02 | Safran Aircraft Engines | Element fusible avec indicateur de rupture pour le decouplage de deux pieces boulonnees de turbomachine, assemblage et turbomachine associes |
FR3071629B1 (fr) | 2017-09-25 | 2022-01-28 | Safran Aircraft Engines | Etablissement d'une specification de dimensionnement d'un equipement pour structure de turbomachine |
FR3081523B1 (fr) * | 2018-05-28 | 2021-01-08 | Safran Aircraft Engines | Turbomachine d'aeronef comportant des moyens de decouplage |
FR3108140B1 (fr) | 2020-03-10 | 2022-05-13 | Safran Aircraft Engines | Module de turbomachine equipe d’un rotor de machine electrique |
US11408304B2 (en) * | 2020-10-08 | 2022-08-09 | Pratt & Whitney Canada Corp. | Gas turbine engine bearing housing |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9317530D0 (en) * | 1993-08-21 | 1993-10-06 | Westland Helicopters | Fusible support devices for rotating shafts |
DE19618313B4 (de) * | 1996-05-08 | 2005-07-21 | Abb Turbo Systems Ag | Axialturbine eines Abgasturboladers |
US6402469B1 (en) * | 2000-10-20 | 2002-06-11 | General Electric Company | Fan decoupling fuse |
US6428269B1 (en) * | 2001-04-18 | 2002-08-06 | United Technologies Corporation | Turbine engine bearing support |
FR2831624A1 (fr) | 2001-10-31 | 2003-05-02 | Snecma Moteurs | Systeme decoupleur pour l'arbre d'une soufflante de turboreacteur |
FR2832195B1 (fr) * | 2001-10-31 | 2004-01-30 | Snecma Moteurs | Systeme decoupleur pour l'arbre d'une soufflante de turboreacteur |
JP2003235147A (ja) * | 2002-02-01 | 2003-08-22 | Showa Electric Wire & Cable Co Ltd | プレハブ形接続部 |
FR2845126B1 (fr) * | 2002-09-26 | 2004-12-03 | Snecma Moteurs | Dispositif decoupleur en traction |
FR2877046B1 (fr) * | 2004-10-26 | 2010-09-24 | Snecma Moteurs | Turbomachine avec un dispositif de decouplage et vis fusible pour dispositif de decouplage de la turbomachine |
FR2878289A1 (fr) * | 2004-11-19 | 2006-05-26 | Snecma Moteurs Sa | Turbomachine avec un dispositif de decouplage commun aux premier et deuxieme paliers de son arbre d'entrainement |
FR2888621B1 (fr) * | 2005-07-15 | 2007-10-05 | Snecma | Dispositif de retention d'un support de palier dans une turbomachine comportant un dispositif de decouplage |
FR2925122B1 (fr) * | 2007-12-14 | 2015-09-04 | Snecma | Dispositif de decouplage d'un support de palier |
JP4555381B2 (ja) * | 2009-02-17 | 2010-09-29 | 昭和電線ケーブルシステム株式会社 | ストレスコーン圧縮装置およびこれを用いたケーブル接続部 |
US8573922B2 (en) * | 2010-06-15 | 2013-11-05 | Rolls-Royce Corporation | Bearing support |
FR2968039B1 (fr) * | 2010-11-26 | 2012-11-16 | Snecma | Dispositif de desaccouplement d'un support de palier |
US9169728B2 (en) * | 2011-12-08 | 2015-10-27 | General Electric Company | Dynamic load reduction system |
-
2011
- 2011-06-20 FR FR1155414A patent/FR2976623B1/fr active Active
-
2012
- 2012-06-19 JP JP2014516420A patent/JP6085297B2/ja active Active
- 2012-06-19 RU RU2013155901A patent/RU2672812C2/ru active
- 2012-06-19 WO PCT/FR2012/051383 patent/WO2012175864A1/fr active Application Filing
- 2012-06-19 CN CN201280029467.8A patent/CN103608547B/zh active Active
- 2012-06-19 BR BR112013030937A patent/BR112013030937B8/pt active IP Right Grant
- 2012-06-19 CA CA2839459A patent/CA2839459C/fr active Active
- 2012-06-19 EP EP12738507.8A patent/EP2721260B1/fr active Active
- 2012-06-19 US US14/124,963 patent/US9512847B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20140119893A1 (en) | 2014-05-01 |
CN103608547A (zh) | 2014-02-26 |
FR2976623B1 (fr) | 2013-06-28 |
EP2721260A1 (fr) | 2014-04-23 |
RU2013155901A (ru) | 2015-07-27 |
BR112013030937A2 (pt) | 2016-12-06 |
JP2014517218A (ja) | 2014-07-17 |
CN103608547B (zh) | 2015-09-16 |
CA2839459A1 (fr) | 2012-12-27 |
WO2012175864A1 (fr) | 2012-12-27 |
BR112013030937B1 (pt) | 2021-05-25 |
US9512847B2 (en) | 2016-12-06 |
BR112013030937B8 (pt) | 2021-10-26 |
EP2721260B1 (fr) | 2018-02-28 |
FR2976623A1 (fr) | 2012-12-21 |
CA2839459C (fr) | 2018-05-01 |
RU2672812C2 (ru) | 2018-11-19 |
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