DE2414397A1 - Kuehlkanalaufbau fuer fluessigkeitsgekuehlte turbinenschaufeln - Google Patents
Kuehlkanalaufbau fuer fluessigkeitsgekuehlte turbinenschaufelnInfo
- Publication number
- DE2414397A1 DE2414397A1 DE2414397A DE2414397A DE2414397A1 DE 2414397 A1 DE2414397 A1 DE 2414397A1 DE 2414397 A DE2414397 A DE 2414397A DE 2414397 A DE2414397 A DE 2414397A DE 2414397 A1 DE2414397 A1 DE 2414397A1
- Authority
- DE
- Germany
- Prior art keywords
- channel
- cooling
- blade
- coolant
- cooling channel
- 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
- 238000001816 cooling Methods 0.000 title claims description 99
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1
- 239000002826 coolant Substances 0.000 claims description 75
- 239000007788 liquid Substances 0.000 claims description 33
- 238000004804 winding Methods 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 15
- 239000011162 core material Substances 0.000 description 15
- 239000000919 ceramic Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012633 leachable Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F01D5/185—Liquid 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
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 |
|---|---|---|---|
| US00345538A US3849025A (en) | 1973-03-28 | 1973-03-28 | Serpentine cooling channel construction for open-circuit liquid cooled turbine buckets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2414397A1 true DE2414397A1 (de) | 1974-10-17 |
Family
ID=23355426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2414397A Pending DE2414397A1 (de) | 1973-03-28 | 1974-03-26 | Kuehlkanalaufbau fuer fluessigkeitsgekuehlte turbinenschaufeln |
Country Status (8)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19713268A1 (de) * | 1997-03-29 | 1998-10-01 | Asea Brown Boveri | Gekühlte Gasturbinenschaufel |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5244994U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-09-26 | 1977-03-30 | ||
| US4017210A (en) * | 1976-02-19 | 1977-04-12 | General Electric Company | Liquid-cooled turbine bucket with integral distribution and metering system |
| US4156582A (en) * | 1976-12-13 | 1979-05-29 | General Electric Company | Liquid cooled gas turbine buckets |
| US4118145A (en) * | 1977-03-02 | 1978-10-03 | Westinghouse Electric Corp. | Water-cooled turbine blade |
| JPS5477820A (en) * | 1977-12-02 | 1979-06-21 | Hitachi Ltd | Method of cooling gas turbine blade |
| US4275990A (en) * | 1977-12-17 | 1981-06-30 | Rolls-Royce Limited | Disc channel for cooling rotor blade roots |
| US4260336A (en) * | 1978-12-21 | 1981-04-07 | United Technologies Corporation | Coolant flow control apparatus for rotating heat exchangers with supercritical fluids |
| US4543781A (en) * | 1981-06-17 | 1985-10-01 | Rice Ivan G | Annular combustor for gas turbine |
| US4565490A (en) * | 1981-06-17 | 1986-01-21 | Rice Ivan G | Integrated gas/steam nozzle |
| GB2163219B (en) * | 1981-10-31 | 1986-08-13 | Rolls Royce | Cooled turbine blade |
| ES2148885T3 (es) * | 1994-11-14 | 2000-10-16 | Nippon Catalytic Chem Ind | Procedimiento para la produccion de acido acrilico. |
| US5611662A (en) * | 1995-08-01 | 1997-03-18 | General Electric Co. | Impingement cooling for turbine stator vane trailing edge |
| DE19705442A1 (de) * | 1997-02-13 | 1998-08-20 | Bmw Rolls Royce Gmbh | Turbinen-Laufradscheibe mit Kühlluftkanälen |
| US5967752A (en) * | 1997-12-31 | 1999-10-19 | General Electric Company | Slant-tier turbine airfoil |
| US5971708A (en) * | 1997-12-31 | 1999-10-26 | General Electric Company | Branch cooled turbine airfoil |
| EP1464393A1 (en) | 1999-02-19 | 2004-10-06 | Nippon Shokubai Co., Ltd. | Catalyst for producing phthalic anhydride |
| JP3943284B2 (ja) | 1999-05-27 | 2007-07-11 | 株式会社日本触媒 | アクリル酸の製造方法 |
| JP5134745B2 (ja) | 2001-09-19 | 2013-01-30 | 株式会社日本触媒 | アクリル酸の製造方法 |
| US6923362B2 (en) * | 2002-09-30 | 2005-08-02 | The Curators Of University Of Missouri | Integral channels in metal components and fabrication thereof |
| JP4813758B2 (ja) | 2003-02-27 | 2011-11-09 | 株式会社日本触媒 | 複合酸化物触媒およびそれを用いたアクリル酸の製造方法 |
| KR100497175B1 (ko) | 2003-03-26 | 2005-06-23 | 주식회사 엘지화학 | 프로필렌 및 이소부틸렌 부분산화 반응용 촉매의 제조방법 |
| US6955525B2 (en) * | 2003-08-08 | 2005-10-18 | Siemens Westinghouse Power Corporation | Cooling system for an outer wall of a turbine blade |
| US7217088B2 (en) * | 2005-02-02 | 2007-05-15 | Siemens Power Generation, Inc. | Cooling fluid preheating system for an airfoil in a turbine engine |
| US7744347B2 (en) | 2005-11-08 | 2010-06-29 | United Technologies Corporation | Peripheral microcircuit serpentine cooling for turbine airfoils |
| US8177506B2 (en) * | 2006-01-25 | 2012-05-15 | United Technologies Corporation | Microcircuit cooling with an aspect ratio of unity |
| US7549843B2 (en) * | 2006-08-24 | 2009-06-23 | Siemens Energy, Inc. | Turbine airfoil cooling system with axial flowing serpentine cooling chambers |
| US7722324B2 (en) | 2006-09-05 | 2010-05-25 | United Technologies Corporation | Multi-peripheral serpentine microcircuits for high aspect ratio blades |
| US8047788B1 (en) * | 2007-10-19 | 2011-11-01 | Florida Turbine Technologies, Inc. | Turbine airfoil with near-wall serpentine cooling |
| US8118553B2 (en) * | 2009-03-20 | 2012-02-21 | Siemens Energy, Inc. | Turbine airfoil cooling system with dual serpentine cooling chambers |
| US20110110772A1 (en) * | 2009-11-11 | 2011-05-12 | Arrell Douglas J | Turbine Engine Components with Near Surface Cooling Channels and Methods of Making the Same |
| US8727704B2 (en) * | 2010-09-07 | 2014-05-20 | Siemens Energy, Inc. | Ring segment with serpentine cooling passages |
| US9109454B2 (en) * | 2012-03-01 | 2015-08-18 | General Electric Company | Turbine bucket with pressure side cooling |
| US9562439B2 (en) * | 2013-12-27 | 2017-02-07 | General Electric Company | Turbine nozzle and method for cooling a turbine nozzle of a gas turbine engine |
| US10233761B2 (en) | 2016-10-26 | 2019-03-19 | General Electric Company | Turbine airfoil trailing edge coolant passage created by cover |
| US10301946B2 (en) | 2016-10-26 | 2019-05-28 | General Electric Company | Partially wrapped trailing edge cooling circuits with pressure side impingements |
| US10450950B2 (en) | 2016-10-26 | 2019-10-22 | General Electric Company | Turbomachine blade with trailing edge cooling circuit |
| US10352176B2 (en) * | 2016-10-26 | 2019-07-16 | General Electric Company | Cooling circuits for a multi-wall blade |
| US10465521B2 (en) | 2016-10-26 | 2019-11-05 | General Electric Company | Turbine airfoil coolant passage created in cover |
| US10273810B2 (en) | 2016-10-26 | 2019-04-30 | General Electric Company | Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities |
| US10598028B2 (en) | 2016-10-26 | 2020-03-24 | General Electric Company | Edge coupon including cooling circuit for airfoil |
| US10450875B2 (en) | 2016-10-26 | 2019-10-22 | General Electric Company | Varying geometries for cooling circuits of turbine blades |
| US10309227B2 (en) | 2016-10-26 | 2019-06-04 | General Electric Company | Multi-turn cooling circuits for turbine blades |
| US11566527B2 (en) * | 2018-12-18 | 2023-01-31 | General Electric Company | Turbine engine airfoil and method of cooling |
| US11814965B2 (en) | 2021-11-10 | 2023-11-14 | General Electric Company | Turbomachine blade trailing edge cooling circuit with turn passage having set of obstructions |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2888241A (en) * | 1954-06-09 | 1959-05-26 | Stalker Corp | Fabricated cooled turbine blades |
| US2888243A (en) * | 1956-10-22 | 1959-05-26 | Pollock Robert Stephen | Cooled turbine blade |
| US3220697A (en) * | 1963-08-30 | 1965-11-30 | Gen Electric | Hollow turbine or compressor vane |
| US3370829A (en) * | 1965-12-20 | 1968-02-27 | Avco Corp | Gas turbine blade construction |
| US3658439A (en) * | 1970-11-27 | 1972-04-25 | Gen Electric | Metering of liquid coolant in open-circuit liquid-cooled gas turbines |
| US3736071A (en) * | 1970-11-27 | 1973-05-29 | Gen Electric | Bucket tip/collection slot combination for open-circuit liquid-cooled gas turbines |
-
1973
- 1973-03-28 US US00345538A patent/US3849025A/en not_active Expired - Lifetime
-
1974
- 1974-03-18 CA CA195,243A patent/CA994245A/en not_active Expired
- 1974-03-22 IT IT49536/74A patent/IT1005870B/it active
- 1974-03-22 GB GB1282774A patent/GB1470322A/en not_active Expired
- 1974-03-26 DE DE2414397A patent/DE2414397A1/de active Pending
- 1974-03-27 NL NL7404171A patent/NL7404171A/xx unknown
- 1974-03-28 FR FR7410763A patent/FR2223549B1/fr not_active Expired
- 1974-03-28 JP JP49034013A patent/JPS5025914A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19713268A1 (de) * | 1997-03-29 | 1998-10-01 | Asea Brown Boveri | Gekühlte Gasturbinenschaufel |
| US5993155A (en) * | 1997-03-29 | 1999-11-30 | Asea Brown Boveri Ag | Cooled gas-turbine blade |
| DE19713268B4 (de) * | 1997-03-29 | 2006-01-19 | Alstom | Gekühlte Gasturbinenschaufel |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7404171A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-01 |
| FR2223549B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-10-12 |
| IT1005870B (it) | 1976-09-30 |
| GB1470322A (en) | 1977-04-14 |
| JPS5025914A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-18 |
| FR2223549A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-25 |
| US3849025A (en) | 1974-11-19 |
| CA994245A (en) | 1976-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |