JP2015522127A - ガスタービンのための空冷タービン動翼 - Google Patents
ガスタービンのための空冷タービン動翼 Download PDFInfo
- Publication number
- JP2015522127A JP2015522127A JP2015520867A JP2015520867A JP2015522127A JP 2015522127 A JP2015522127 A JP 2015522127A JP 2015520867 A JP2015520867 A JP 2015520867A JP 2015520867 A JP2015520867 A JP 2015520867A JP 2015522127 A JP2015522127 A JP 2015522127A
- Authority
- JP
- Japan
- Prior art keywords
- blade
- turbine
- root
- width
- refrigerant
- 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.)
- Pending
Links
- 239000003507 refrigerant Substances 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 description 14
- 238000005266 casting Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- 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
-
- 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
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/21—Manufacture essentially without removing material by casting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
12 翼根
14 プラットフォーム
16 翼ブレード
18 前縁
20 後縁
22 翼根側端部
24 翼先端側端部
26 翼幅の中心
28 冷媒路
30 入口
32 方向転換部分
34 前縁部分
36 出口
38 翼先端側領域
40 後縁領域
Claims (5)
- 翼根(12)と、
前記翼根(12)に隣接した空気力学的に湾曲した翼ブレード(16)であって、共通の前縁(18)から後縁(20)まで翼弦方向と、翼根側端部(22)から翼先端側端部(24)までの全翼幅を有する翼幅方向と、に延伸した、吸引側の側壁と圧縮側の側壁とを備えた翼ブレード(16)と、を有する、ガスタービンのための空冷タービン動翼(10)であって、
前記翼ブレード(16)内には、冷媒を運ぶために冷媒路(28)が備わっている、空冷タービン動翼(10)において、
前記翼ブレード(16)の前記翼根側端部(22)から測定して、全翼幅の75%以降、好適には全翼幅の60%以降の翼幅で、前記翼ブレード(16)に冷媒路がないことを特徴とする空冷タービン動翼(10)。 - 一体に形作られている、請求項1に記載のタービン動翼(10)。
- 前記冷媒路(28)は、少なくとも1つの方向転換領域(32)を備えている、請求項1あるいは2に記載のタービン動翼(10)。
- 前記冷媒路(28)は、翼根側の冷媒用入口(30)と少なくとも1つの冷媒出口(36)とを備え、該少なくとも1つの冷媒出口(36)はもっぱら翼根側に設けられている、請求項1から3のいずれか1項に記載のタービン動翼(10)。
- 前記少なくとも1つの冷媒出口が流入側に設けられている、請求項1から3のいずれか1項に記載のタービン動翼(10)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012212235.4 | 2012-07-12 | ||
DE102012212235.4A DE102012212235A1 (de) | 2012-07-12 | 2012-07-12 | Turbinenlaufschaufel für eine Gasturbine |
PCT/EP2013/061952 WO2014009075A1 (de) | 2012-07-12 | 2013-06-11 | Luftgekühlte turbinenlaufschaufel für eine gasturbine |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2015522127A true JP2015522127A (ja) | 2015-08-03 |
Family
ID=48652030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015520867A Pending JP2015522127A (ja) | 2012-07-12 | 2013-06-11 | ガスタービンのための空冷タービン動翼 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20150167476A1 (ja) |
EP (1) | EP2861829A1 (ja) |
JP (1) | JP2015522127A (ja) |
CN (1) | CN104471191A (ja) |
DE (1) | DE102012212235A1 (ja) |
RU (1) | RU2015104667A (ja) |
WO (1) | WO2014009075A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180066525A1 (en) * | 2016-09-02 | 2018-03-08 | James P. Downs | Air cooled turbine rotor blade for closed loop cooling |
FR3081912B1 (fr) * | 2018-05-29 | 2020-09-04 | Safran Aircraft Engines | Aube de turbomachine comprenant un passage interne d'ecoulement de fluide equipe d'une pluralite d'elements perturbateurs a agencement optimise |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2275975A5 (fr) * | 1973-03-20 | 1976-01-16 | Snecma | Perfectionnements au refroidissement d'aubes de turbines a gaz |
JP2000240401A (ja) * | 1999-02-23 | 2000-09-05 | Hitachi Ltd | タービンロータ及びタービンロータのタービン動翼冷却方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE559676C (de) * | 1931-08-20 | 1932-09-22 | E H Hans Holzwarth Dr Ing | Verfahren zur Kuehlung von Schaufeln, insbesondere fuer Brennkraftturbinen |
DE876936C (de) * | 1948-10-01 | 1953-04-02 | Aachen Dr.-Ing. Karl Leist | Arbeitsverfahren ifür Gasturbinen und Gasturbine zur Ausübung des Verfahrens |
GB677052A (en) * | 1949-12-28 | 1952-08-06 | Bbc Brown Boveri & Cie | Cooled turbine rotor |
US4645424A (en) * | 1984-07-23 | 1987-02-24 | United Technologies Corporation | Rotating seal for gas turbine engine |
KR100389990B1 (ko) * | 1995-04-06 | 2003-11-17 | 가부시끼가이샤 히다치 세이사꾸쇼 | 가스터빈 |
JP3621523B2 (ja) * | 1996-09-25 | 2005-02-16 | 株式会社東芝 | ガスタービンの動翼冷却装置 |
US7137782B2 (en) * | 2004-04-27 | 2006-11-21 | General Electric Company | Turbulator on the underside of a turbine blade tip turn and related method |
-
2012
- 2012-07-12 DE DE102012212235.4A patent/DE102012212235A1/de not_active Ceased
-
2013
- 2013-06-11 WO PCT/EP2013/061952 patent/WO2014009075A1/de active Application Filing
- 2013-06-11 CN CN201380037194.6A patent/CN104471191A/zh active Pending
- 2013-06-11 RU RU2015104667A patent/RU2015104667A/ru not_active Application Discontinuation
- 2013-06-11 JP JP2015520867A patent/JP2015522127A/ja active Pending
- 2013-06-11 US US14/413,357 patent/US20150167476A1/en not_active Abandoned
- 2013-06-11 EP EP13729666.1A patent/EP2861829A1/de not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2275975A5 (fr) * | 1973-03-20 | 1976-01-16 | Snecma | Perfectionnements au refroidissement d'aubes de turbines a gaz |
JP2000240401A (ja) * | 1999-02-23 | 2000-09-05 | Hitachi Ltd | タービンロータ及びタービンロータのタービン動翼冷却方法 |
Also Published As
Publication number | Publication date |
---|---|
DE102012212235A1 (de) | 2014-01-16 |
WO2014009075A1 (de) | 2014-01-16 |
EP2861829A1 (de) | 2015-04-22 |
CN104471191A (zh) | 2015-03-25 |
RU2015104667A (ru) | 2016-08-27 |
US20150167476A1 (en) | 2015-06-18 |
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