CN104033186B - 燃气轮机叶片 - Google Patents
燃气轮机叶片 Download PDFInfo
- Publication number
- CN104033186B CN104033186B CN201410043844.4A CN201410043844A CN104033186B CN 104033186 B CN104033186 B CN 104033186B CN 201410043844 A CN201410043844 A CN 201410043844A CN 104033186 B CN104033186 B CN 104033186B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- cooling holes
- end wall
- top end
- gas turbine
- 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.)
- Active
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
- F01D5/12—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
-
- 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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013042496A JP6092661B2 (ja) | 2013-03-05 | 2013-03-05 | ガスタービン翼 |
JP2013-042496 | 2013-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104033186A CN104033186A (zh) | 2014-09-10 |
CN104033186B true CN104033186B (zh) | 2016-10-26 |
Family
ID=50028854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410043844.4A Active CN104033186B (zh) | 2013-03-05 | 2014-01-29 | 燃气轮机叶片 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9828859B2 (zh) |
EP (1) | EP2775101B1 (zh) |
JP (1) | JP6092661B2 (zh) |
CN (1) | CN104033186B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104775854A (zh) * | 2015-04-23 | 2015-07-15 | 华能国际电力股份有限公司 | 一种具有抑制叶顶泄漏和减小叶顶温度的动叶顶部结构 |
US10053992B2 (en) * | 2015-07-02 | 2018-08-21 | United Technologies Corporation | Gas turbine engine airfoil squealer pocket cooling hole configuration |
US10156142B2 (en) * | 2015-11-24 | 2018-12-18 | General Electric Company | Systems and methods for producing one or more cooling holes in an airfoil for a gas turbine engine |
WO2017146680A1 (en) * | 2016-02-23 | 2017-08-31 | Siemens Aktiengesellschaft | Turbine blade squealer tip with vortex disrupting fence |
KR102028803B1 (ko) * | 2017-09-29 | 2019-10-04 | 두산중공업 주식회사 | 가스 터빈 |
KR20190096569A (ko) * | 2018-02-09 | 2019-08-20 | 두산중공업 주식회사 | 가스 터빈 |
CN112031878A (zh) * | 2020-11-05 | 2020-12-04 | 中国航发沈阳黎明航空发动机有限责任公司 | 一种涡轮转子叶片叶尖双层壁结构 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1057970A2 (en) * | 1999-06-01 | 2000-12-06 | General Electric Company | Impingement cooled airfoil tip |
CN1408988A (zh) * | 2001-09-27 | 2003-04-09 | 通用电气公司 | 带倾斜叶尖平台的叶片 |
CN1519458A (zh) * | 2003-01-31 | 2004-08-11 | ���չ�˾ | 涡轮叶片 |
CN1861988A (zh) * | 2005-05-13 | 2006-11-15 | 斯奈克玛 | 燃气轮发动机的涡轮机的空心转子叶片及其“浴形槽” |
CN1920258A (zh) * | 2005-08-25 | 2007-02-28 | 通用电气公司 | 具有倾斜端孔的涡轮叶片 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5672261A (en) * | 1996-08-09 | 1997-09-30 | General Electric Company | Method for brazing an end plate within an open body end, and brazed article |
US6558119B2 (en) * | 2001-05-29 | 2003-05-06 | General Electric Company | Turbine airfoil with separately formed tip and method for manufacture and repair thereof |
EP1281837A1 (de) | 2001-07-24 | 2003-02-05 | ALSTOM (Switzerland) Ltd | Kühlvorrichtung für Turbinenschaufelspitzen |
US20030021684A1 (en) * | 2001-07-24 | 2003-01-30 | Downs James P. | Turbine blade tip cooling construction |
FR2858650B1 (fr) * | 2003-08-06 | 2007-05-18 | Snecma Moteurs | Aube creuse de rotor pour la turbine d'un moteur a turbine a gaz |
-
2013
- 2013-03-05 JP JP2013042496A patent/JP6092661B2/ja active Active
-
2014
- 2014-01-29 CN CN201410043844.4A patent/CN104033186B/zh active Active
- 2014-01-30 EP EP14153165.7A patent/EP2775101B1/en active Active
- 2014-01-30 US US14/168,597 patent/US9828859B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1057970A2 (en) * | 1999-06-01 | 2000-12-06 | General Electric Company | Impingement cooled airfoil tip |
CN1408988A (zh) * | 2001-09-27 | 2003-04-09 | 通用电气公司 | 带倾斜叶尖平台的叶片 |
CN1519458A (zh) * | 2003-01-31 | 2004-08-11 | ���չ�˾ | 涡轮叶片 |
CN1861988A (zh) * | 2005-05-13 | 2006-11-15 | 斯奈克玛 | 燃气轮发动机的涡轮机的空心转子叶片及其“浴形槽” |
CN1920258A (zh) * | 2005-08-25 | 2007-02-28 | 通用电气公司 | 具有倾斜端孔的涡轮叶片 |
Also Published As
Publication number | Publication date |
---|---|
EP2775101A1 (en) | 2014-09-10 |
EP2775101B1 (en) | 2020-11-04 |
CN104033186A (zh) | 2014-09-10 |
US20140255208A1 (en) | 2014-09-11 |
US9828859B2 (en) | 2017-11-28 |
JP6092661B2 (ja) | 2017-03-08 |
JP2014169667A (ja) | 2014-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MITSUBISHI HITACHI POWER SYSTEM LTD. Free format text: FORMER OWNER: HITACHI,LTD. Effective date: 20141102 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20141102 Address after: Kanagawa Applicant after: Mitsubishi Hitachi Power System Ltd. Address before: Tokyo, Japan, Japan Applicant before: Hitachi Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa Prefecture, Japan Patentee after: Mitsubishi Power Co., Ltd Address before: Kanagawa Prefecture, Japan Patentee before: MITSUBISHI HITACHI POWER SYSTEMS, Ltd. |