BR102012027855A2 - aerofólio e motor de turbina a gás - Google Patents
aerofólio e motor de turbina a gás Download PDFInfo
- Publication number
- BR102012027855A2 BR102012027855A2 BR102012027855A BR102012027855A BR102012027855A2 BR 102012027855 A2 BR102012027855 A2 BR 102012027855A2 BR 102012027855 A BR102012027855 A BR 102012027855A BR 102012027855 A BR102012027855 A BR 102012027855A BR 102012027855 A2 BR102012027855 A2 BR 102012027855A2
- Authority
- BR
- Brazil
- Prior art keywords
- flow
- airfoil
- flow path
- passageway
- axis
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims abstract description 56
- 230000001154 acute effect Effects 0.000 claims abstract description 24
- 238000002485 combustion reaction Methods 0.000 claims description 13
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 claims 3
- 238000000034 method Methods 0.000 description 21
- 239000007789 gas Substances 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000013022 venting Methods 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
-
- 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
- F01D5/187—Convection cooling
-
- 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
- Y10T29/49336—Blade making
- Y10T29/49339—Hollow blade
- Y10T29/49341—Hollow blade with cooling passage
Landscapes
- Engineering & Computer Science (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 |
|---|---|---|---|
| US13/285,783 US8790084B2 (en) | 2011-10-31 | 2011-10-31 | Airfoil and method of fabricating the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR102012027855A2 true BR102012027855A2 (pt) | 2015-09-15 |
Family
ID=47073359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR102012027855A BR102012027855A2 (pt) | 2011-10-31 | 2012-10-30 | aerofólio e motor de turbina a gás |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8790084B2 (https=) |
| EP (1) | EP2594740A3 (https=) |
| JP (1) | JP2013096408A (https=) |
| CN (1) | CN103089325B (https=) |
| BR (1) | BR102012027855A2 (https=) |
| CA (1) | CA2793459A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10301954B2 (en) | 2016-01-08 | 2019-05-28 | General Electric Company | Turbine airfoil trailing edge cooling passage |
| US20170306775A1 (en) * | 2016-04-21 | 2017-10-26 | General Electric Company | Article, component, and method of making a component |
| CN111022127B (zh) * | 2019-11-29 | 2021-12-03 | 大连理工大学 | 一种涡轮叶片尾缘曲线式排气劈缝结构 |
| US20220307381A1 (en) * | 2021-03-24 | 2022-09-29 | General Electric Company | Component assembly for a combustion section of a gas turbine engine |
| US12162109B2 (en) * | 2022-05-27 | 2024-12-10 | General Electric Company | System and method for contouring edges of airfoils |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3017159A (en) * | 1956-11-23 | 1962-01-16 | Curtiss Wright Corp | Hollow blade construction |
| US3628885A (en) * | 1969-10-01 | 1971-12-21 | Gen Electric | Fluid-cooled airfoil |
| FR2476207A1 (fr) * | 1980-02-19 | 1981-08-21 | Snecma | Perfectionnement aux aubes de turbines refroidies |
| US5243759A (en) * | 1991-10-07 | 1993-09-14 | United Technologies Corporation | Method of casting to control the cooling air flow rate of the airfoil trailing edge |
| US5503529A (en) * | 1994-12-08 | 1996-04-02 | General Electric Company | Turbine blade having angled ejection slot |
| JP3786458B2 (ja) * | 1996-01-19 | 2006-06-14 | 株式会社東芝 | 軸流タービン翼 |
| US5772397A (en) * | 1996-05-08 | 1998-06-30 | Alliedsignal Inc. | Gas turbine airfoil with aft internal cooling |
| SE512384C2 (sv) * | 1998-05-25 | 2000-03-06 | Abb Ab | Komponent för en gasturbin |
| US6164913A (en) * | 1999-07-26 | 2000-12-26 | General Electric Company | Dust resistant airfoil cooling |
| US6257831B1 (en) * | 1999-10-22 | 2001-07-10 | Pratt & Whitney Canada Corp. | Cast airfoil structure with openings which do not require plugging |
| US6270317B1 (en) | 1999-12-18 | 2001-08-07 | General Electric Company | Turbine nozzle with sloped film cooling |
| US6602047B1 (en) | 2002-02-28 | 2003-08-05 | General Electric Company | Methods and apparatus for cooling gas turbine nozzles |
| US6746209B2 (en) | 2002-05-31 | 2004-06-08 | General Electric Company | Methods and apparatus for cooling gas turbine engine nozzle assemblies |
| SE526847C2 (sv) * | 2004-02-27 | 2005-11-08 | Demag Delaval Ind Turbomachine | En komponent som innefattar en ledskena eller ett rotorblad för en gasturbin |
| US20050235492A1 (en) | 2004-04-22 | 2005-10-27 | Arness Brian P | Turbine airfoil trailing edge repair and methods therefor |
| US7210906B2 (en) * | 2004-08-10 | 2007-05-01 | Pratt & Whitney Canada Corp. | Internally cooled gas turbine airfoil and method |
| US7156619B2 (en) * | 2004-12-21 | 2007-01-02 | Pratt & Whitney Canada Corp. | Internally cooled gas turbine airfoil and method |
| US7806650B2 (en) | 2006-08-29 | 2010-10-05 | General Electric Company | Method and apparatus for fabricating a nozzle segment for use with turbine engines |
| US20080152475A1 (en) | 2006-12-21 | 2008-06-26 | Jack Raul Zausner | Method for preventing backflow and forming a cooling layer in an airfoil |
| US20090003987A1 (en) | 2006-12-21 | 2009-01-01 | Jack Raul Zausner | Airfoil with improved cooling slot arrangement |
| US7837437B2 (en) | 2007-03-07 | 2010-11-23 | General Electric Company | Turbine nozzle segment and repair method |
-
2011
- 2011-10-31 US US13/285,783 patent/US8790084B2/en active Active
-
2012
- 2012-10-23 JP JP2012233354A patent/JP2013096408A/ja active Pending
- 2012-10-25 CA CA2793459A patent/CA2793459A1/en not_active Abandoned
- 2012-10-26 EP EP12190285.2A patent/EP2594740A3/en not_active Withdrawn
- 2012-10-30 BR BR102012027855A patent/BR102012027855A2/pt not_active IP Right Cessation
- 2012-10-31 CN CN201210426157.1A patent/CN103089325B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013096408A (ja) | 2013-05-20 |
| CN103089325A (zh) | 2013-05-08 |
| CA2793459A1 (en) | 2013-04-30 |
| US8790084B2 (en) | 2014-07-29 |
| CN103089325B (zh) | 2016-01-20 |
| EP2594740A3 (en) | 2018-05-23 |
| EP2594740A2 (en) | 2013-05-22 |
| US20130108469A1 (en) | 2013-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 6A ANUIDADE. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2486 DE 28-08-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |