BR102013006076A2 - Estágio e lâmina de turbina - Google Patents
Estágio e lâmina de turbina Download PDFInfo
- Publication number
- BR102013006076A2 BR102013006076A2 BRBR102013006076-3A BR102013006076A BR102013006076A2 BR 102013006076 A2 BR102013006076 A2 BR 102013006076A2 BR 102013006076 A BR102013006076 A BR 102013006076A BR 102013006076 A2 BR102013006076 A2 BR 102013006076A2
- Authority
- BR
- Brazil
- Prior art keywords
- airfoil
- protrusion
- bowl
- height
- turbine
- Prior art date
Links
- 230000007423 decrease Effects 0.000 claims abstract description 31
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 230000000295 complement effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 15
- 230000001965 increasing effect Effects 0.000 description 11
- 238000010926 purge Methods 0.000 description 10
- 239000000567 combustion gas Substances 0.000 description 9
- 230000007704 transition Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 8
- 230000009467 reduction Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000009760 electrical discharge machining Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 241001416181 Axis axis Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000010205 computational analysis Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
- F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
-
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
-
- 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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
-
- 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
- F05D2250/60—Structure; Surface texture
- F05D2250/61—Structure; Surface texture corrugated
- F05D2250/611—Structure; Surface texture corrugated undulated
-
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/711—Shape curved convex
-
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/712—Shape curved concave
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/429,312 US9085985B2 (en) | 2012-03-23 | 2012-03-23 | Scalloped surface turbine stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR102013006076A2 true BR102013006076A2 (pt) | 2015-07-28 |
Family
ID=47913122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRBR102013006076-3A BR102013006076A2 (pt) | 2012-03-23 | 2013-03-14 | Estágio e lâmina de turbina |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9085985B2 (https=) |
| EP (1) | EP2642075B1 (https=) |
| JP (1) | JP6183991B2 (https=) |
| CN (1) | CN103321686B (https=) |
| BR (1) | BR102013006076A2 (https=) |
| CA (1) | CA2808804A1 (https=) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8727716B2 (en) * | 2010-08-31 | 2014-05-20 | General Electric Company | Turbine nozzle with contoured band |
| US20140154068A1 (en) * | 2012-09-28 | 2014-06-05 | United Technologies Corporation | Endwall Controuring |
| US9598967B2 (en) * | 2012-12-18 | 2017-03-21 | United Technologies Corporation | Airfoil member and composite platform having contoured endwall |
| FR3011888B1 (fr) * | 2013-10-11 | 2018-04-20 | Snecma | Piece de turbomachine a surface non-axisymetrique |
| WO2015130381A2 (en) * | 2013-12-20 | 2015-09-03 | United Technologies Corporation | A gas turbine engine integrally bladed rotor with asymmetrical trench fillets |
| CN106661944B (zh) | 2014-06-18 | 2019-03-19 | 西门子能源公司 | 用于燃气涡轮发动机的端壁构造 |
| US10060263B2 (en) * | 2014-09-15 | 2018-08-28 | United Technologies Corporation | Incidence-tolerant, high-turning fan exit stator |
| US10287901B2 (en) | 2014-12-08 | 2019-05-14 | United Technologies Corporation | Vane assembly of a gas turbine engine |
| US20160237914A1 (en) * | 2015-02-18 | 2016-08-18 | United Technologies Corporation | Geared Turbofan With High Gear Ratio And High Temperature Capability |
| DE102015208572A1 (de) * | 2015-05-08 | 2016-12-15 | MTU Aero Engines AG | Gasturbinen-Leitschaufelelement |
| US10240462B2 (en) | 2016-01-29 | 2019-03-26 | General Electric Company | End wall contour for an axial flow turbine stage |
| US10001014B2 (en) | 2016-02-09 | 2018-06-19 | General Electric Company | Turbine bucket profile |
| US10196908B2 (en) | 2016-02-09 | 2019-02-05 | General Electric Company | Turbine bucket having part-span connector and profile |
| US10190421B2 (en) | 2016-02-09 | 2019-01-29 | General Electric Company | Turbine bucket having tip shroud fillet, tip shroud cross-drilled apertures and profile |
| US10221710B2 (en) | 2016-02-09 | 2019-03-05 | General Electric Company | Turbine nozzle having non-axisymmetric endwall contour (EWC) and profile |
| US10156149B2 (en) * | 2016-02-09 | 2018-12-18 | General Electric Company | Turbine nozzle having fillet, pinbank, throat region and profile |
| US10190417B2 (en) | 2016-02-09 | 2019-01-29 | General Electric Company | Turbine bucket having non-axisymmetric endwall contour and profile |
| US10125623B2 (en) | 2016-02-09 | 2018-11-13 | General Electric Company | Turbine nozzle profile |
| US10161255B2 (en) | 2016-02-09 | 2018-12-25 | General Electric Company | Turbine nozzle having non-axisymmetric endwall contour (EWC) |
| DE102016207212A1 (de) | 2016-04-28 | 2017-11-02 | MTU Aero Engines AG | Leitschaufelkranz für eine Strömungsmaschine |
| DE102016211315A1 (de) * | 2016-06-23 | 2017-12-28 | MTU Aero Engines AG | Lauf- oder Leitschaufel mit erhabenen Bereichen |
| US10526899B2 (en) * | 2017-02-14 | 2020-01-07 | General Electric Company | Turbine blade having a tip shroud |
| US10577955B2 (en) * | 2017-06-29 | 2020-03-03 | General Electric Company | Airfoil assembly with a scalloped flow surface |
| US10508550B2 (en) * | 2017-10-25 | 2019-12-17 | United Technologies Corporation | Geared gas turbine engine |
| WO2019160547A1 (en) * | 2018-02-15 | 2019-08-22 | Siemens Aktiengesellschaft | Assembly of turbine blades and corresponding article of manufacture |
| JP7250813B2 (ja) * | 2018-03-30 | 2023-04-03 | シーメンス エナジー グローバル ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト | 波形つがい面を備えたエンドウォール輪郭をもつタービンステージのプラットフォーム |
| WO2019190540A1 (en) * | 2018-03-30 | 2019-10-03 | Siemens Aktiengesellschaft | Endwall contouring for a conical endwall |
| GB201806631D0 (en) * | 2018-04-24 | 2018-06-06 | Rolls Royce Plc | A combustion chamber arrangement and a gas turbine engine comprising a combustion chamber arrangement |
| BE1026579B1 (fr) * | 2018-08-31 | 2020-03-30 | Safran Aero Boosters Sa | Aube a protuberance pour compresseur de turbomachine |
| US10844728B2 (en) * | 2019-04-17 | 2020-11-24 | General Electric Company | Turbine engine airfoil with a trailing edge |
| US11566530B2 (en) * | 2019-11-26 | 2023-01-31 | General Electric Company | Turbomachine nozzle with an airfoil having a circular trailing edge |
| US11415010B1 (en) | 2021-07-05 | 2022-08-16 | Doosan Enerbility Co., Ltd. | Turbine nozzle and gas turbine including the same |
| CN116792159B (zh) * | 2023-06-09 | 2026-03-17 | 西北工业大学 | 一种涡轮用角度可调带气膜冷却孔的端壁翼刀组件 |
| DE102023126341A1 (de) * | 2023-09-27 | 2025-03-27 | MTU Aero Engines AG | Beschaufelung für eine Turbomaschine, sowie Turbomaschine |
| CN119933805A (zh) * | 2023-11-03 | 2025-05-06 | 中国航发商用航空发动机有限责任公司 | 动叶缘板、动叶及动叶缘板设计方法 |
| KR102918123B1 (ko) * | 2024-02-15 | 2026-01-27 | 두산에너빌리티 주식회사 | 비-선대칭 엔드월 윤곽을 가진 터빈 블레이드 및 이를 포함하는 가스 터빈 |
| US12480412B2 (en) * | 2024-02-16 | 2025-11-25 | Rtx Corporation | Insertion of ceramic members for gas path endwall contouring |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1602965A (https=) * | 1968-08-16 | 1971-03-01 | ||
| DE19650656C1 (de) | 1996-12-06 | 1998-06-10 | Mtu Muenchen Gmbh | Turbomaschine mit transsonischer Verdichterstufe |
| GB9823840D0 (en) | 1998-10-30 | 1998-12-23 | Rolls Royce Plc | Bladed ducting for turbomachinery |
| US6419446B1 (en) | 1999-08-05 | 2002-07-16 | United Technologies Corporation | Apparatus and method for inhibiting radial transfer of core gas flow within a core gas flow path of a gas turbine engine |
| US6669445B2 (en) * | 2002-03-07 | 2003-12-30 | United Technologies Corporation | Endwall shape for use in turbomachinery |
| US7690890B2 (en) * | 2004-09-24 | 2010-04-06 | Ishikawajima-Harima Heavy Industries Co. Ltd. | Wall configuration of axial-flow machine, and gas turbine engine |
| GB0518628D0 (en) * | 2005-09-13 | 2005-10-19 | Rolls Royce Plc | Axial compressor blading |
| JP4616781B2 (ja) * | 2006-03-16 | 2011-01-19 | 三菱重工業株式会社 | タービン翼列エンドウォール |
| US7887297B2 (en) | 2006-05-02 | 2011-02-15 | United Technologies Corporation | Airfoil array with an endwall protrusion and components of the array |
| GB0704426D0 (en) | 2007-03-08 | 2007-04-18 | Rolls Royce Plc | Aerofoil members for a turbomachine |
| JP5291355B2 (ja) | 2008-02-12 | 2013-09-18 | 三菱重工業株式会社 | タービン翼列エンドウォール |
| FR2928174B1 (fr) * | 2008-02-28 | 2011-05-06 | Snecma | Aube avec plateforme non axisymetrique : creux et bosse sur extrados. |
| US8206115B2 (en) | 2008-09-26 | 2012-06-26 | General Electric Company | Scalloped surface turbine stage with trailing edge ridges |
| US8647067B2 (en) | 2008-12-09 | 2014-02-11 | General Electric Company | Banked platform turbine blade |
| US8459956B2 (en) | 2008-12-24 | 2013-06-11 | General Electric Company | Curved platform turbine blade |
| US8231353B2 (en) * | 2008-12-31 | 2012-07-31 | General Electric Company | Methods and apparatus relating to improved turbine blade platform contours |
| EP2261462A1 (en) | 2009-06-02 | 2010-12-15 | Alstom Technology Ltd | End wall structure for a turbine stage |
| US8439643B2 (en) * | 2009-08-20 | 2013-05-14 | General Electric Company | Biformal platform turbine blade |
| US8961134B2 (en) | 2011-06-29 | 2015-02-24 | Siemens Energy, Inc. | Turbine blade or vane with separate endwall |
| US8721291B2 (en) * | 2011-07-12 | 2014-05-13 | Siemens Energy, Inc. | Flow directing member for gas turbine engine |
-
2012
- 2012-03-23 US US13/429,312 patent/US9085985B2/en active Active
-
2013
- 2013-03-07 CA CA2808804A patent/CA2808804A1/en not_active Abandoned
- 2013-03-13 JP JP2013050195A patent/JP6183991B2/ja not_active Expired - Fee Related
- 2013-03-14 BR BRBR102013006076-3A patent/BR102013006076A2/pt not_active IP Right Cessation
- 2013-03-19 EP EP13160022.3A patent/EP2642075B1/en not_active Not-in-force
- 2013-03-22 CN CN201310093883.0A patent/CN103321686B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103321686A (zh) | 2013-09-25 |
| EP2642075A3 (en) | 2014-03-19 |
| JP6183991B2 (ja) | 2017-08-23 |
| CN103321686B (zh) | 2016-06-08 |
| JP2013199927A (ja) | 2013-10-03 |
| EP2642075A2 (en) | 2013-09-25 |
| CA2808804A1 (en) | 2013-09-23 |
| EP2642075B1 (en) | 2017-03-01 |
| US9085985B2 (en) | 2015-07-21 |
| US20130251520A1 (en) | 2013-09-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B03A | Publication of an application: publication of a patent application or of a certificate of addition of invention | ||
| B03H | Publication of an application: rectification |
Free format text: REFERENTE A RPI 2325 DE 28/07/2013, QUANTO AO ITEM (71). |
|
| B06F | Objections, documents and/or translations needed after an examination request according art. 34 industrial property law | ||
| B08F | Application fees: dismissal - article 86 of industrial property law |
Free format text: REFERENTE A 6A ANUIDADE. |
|
| B08K | Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87) |
Free format text: REFERENTE AO ARQUIVAMENTO PUBLICADO NA RPI 2505 DE 08/01/2019. |