JP2015081603A - 蛇状コアを有するタービンバケット - Google Patents
蛇状コアを有するタービンバケット Download PDFInfo
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- JP2015081603A JP2015081603A JP2014211283A JP2014211283A JP2015081603A JP 2015081603 A JP2015081603 A JP 2015081603A JP 2014211283 A JP2014211283 A JP 2014211283A JP 2014211283 A JP2014211283 A JP 2014211283A JP 2015081603 A JP2015081603 A JP 2015081603A
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- 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 title claims description 10
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 238000004891 communication Methods 0.000 claims abstract description 16
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- 238000007906 compression Methods 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 6
- 241000270295 Serpentes Species 0.000 claims 3
- 239000007789 gas Substances 0.000 description 29
- 230000002787 reinforcement Effects 0.000 description 9
- 238000005266 casting Methods 0.000 description 5
- 239000012809 cooling fluid Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- F01D5/187—Convection cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/103—Multipart cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
-
- 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
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- 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
- F05D2230/211—Manufacture essentially without removing material by casting by precision casting, e.g. microfusing or investment casting
-
- 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
- F05D2250/10—Two-dimensional
- F05D2250/18—Two-dimensional patterned
- F05D2250/185—Two-dimensional patterned serpentine-like
-
- 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
- F05D2250/74—Shape given by a set or table of xyz-coordinates
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
12 ロータ
14 回転シャフト
18 ロータホイール
20 バケット
21 隔壁
22 ブレード(または、静翼)
24 ガス
26 入口
200 タービンバケット
202 エーロフォイル
203 ケーシング
204 吸込み側
206 圧迫側
208 前縁
210 後縁
212 基部
214 隅肉部
215 第1の端部
218 穴
300 コア構造体
302 蛇形状
304 前縁通路
310 補強部材
312 半径方向内側端部
314 支持部材シュート(または、スロット)
316 支持部材
320 補強フィンガ
322 内側折返し
324 外側折返し
326 弓形状
328 最外側部分
330 内側部分
334 半径方向の先端
336 通路
338 調量形態
360 入口
900 複合サイクル発電装置
915 シャフト
970 発電機
980 ガスタービン
986 熱交換器
992 蒸気タービン
Claims (20)
- 基部(212)と、
エーロフォイル(202)の第1の端部(215)で前記基部(212)に結合されているエーロフォイル(202)であって、吸込み側(204)と、前記吸込み側(204)の反対側の圧迫側(206)と、前記圧迫側(206)と前記吸込み側(204)との間に広がる前縁(208)と、前記前縁(208)の反対側にあり、前記圧迫側(206)と前記吸込み側(204)との間に広がる後縁(210)とを備えるケーシングで(203)あって、前記前縁(208)上に穴(218)を含むケーシング(203)と、前記ケーシング(203)内のコア(300)であって、前記ケーシング(203)を支持するための蛇形状(302)と、前記ケーシング(203)の前記前縁(208)上の前記穴(218)と流体連通する前縁通路(304)とを含むコア(300)とを備えるエーロフォイル(202)と
を備えるタービンバケット(20、200)。 - 前記蛇形状コア(300)が、前記ケーシング(203)内に略半径方向に延在する1組の隣接する補強部材(310)と、
支持部材(316)を保持するための前記1組の隣接する補強部材(310)の1端部に近接する1組の支持部材シュート(314)と
を備える、請求項1に記載のタービンバケット(20、200)。 - 各支持部材シュート(314)の中に支持部材(316)を更に備え、前記支持部材(316)がロウ付けまたは溶接支持ボール(316)を含む、請求項2に記載のタービンバケット(20、200)。
- 前記1組の支持部材シュート(314)が、前記1組の隣接する補強部材(310)の半径方向内周側に配置される、請求項2に記載のタービンバケット(20、200)。
- 前記1組の隣接する補強部材(310)が、複数の補強フィンガ(320)と、
隣接する補強フィンガ(320)の間の1組の半径方向内側折返し(322)と、
隣接する補強フィンガ(320)の間の1組の半径方向外側折返し(324)と
を備え、前記1組の半径方向外側折返し(324)の中の少なくとも1つの半径方向外側折返し(324)が、対称的弓形状(326)を含み、前記隣接する補強フィンガ(320)が、前記折返し(324)の半径方向に最外側部分(328)で第1の距離で分離され、前記折返し(324)の半径方向の内側部分(330)で、第1の距離よりも小さい第2の距離で分離されている、請求項2に記載のタービンバケット(20、200)。 - 前記1組の隣接する補強部材(310)が、実質的に単一構造である、請求項2に記載のタービンバケット(20、200)。
- 前記タービンバケット(20、200)が、表Iに記載のX、YおよびZのデカルト座標値に実質的に一致する基準内部コア輪郭を含み、Z値は、前記Z値にインチ単位で表したバケット(20、200)の高さを乗じることによって、インチ単位で表したZ距離に換算可能な0から1までの無次元値であり、XおよびYは、無次元値であり、滑らかな連続円弧で結ぶと、前記バケット(20、200)に沿って各距離Zにおける内部コア輪郭断面を画定し、前記Z距離における輪郭断面を互いに滑らかに結ぶと前記バケット内部コア輪郭を形成する、請求項1に記載のタービンバケット(20、200)。
- 前記前縁(208)上の前記穴(218)および前記コア(300)内の前記前縁通路(304)が、前記エーロフォイル(202)の半径方向の先端(334)よりも前記基部(212)により接近して配置される、請求項1に記載のタービンバケット(20、200)。
- 前記基部(212)が、前記エーロフォイル(202)の半径方向内周側にある、請求項8に記載のタービンバケット(20、200)。
- 前記コア(300)が、前記エーロフォイル(202)の前記基部(212)から延在する、請求項9に記載のタービンバケット(20、200)。
- 前記コア(300)が、前記前縁(208)上の前記穴(218)と流体連通する、少なくとも部分的に半径方向に延在する通路(336)を更に含む、請求項1に記載のタービンバケット(20、200)。
- 前記少なくとも部分的に半径方向に延在する通路(336)が、前記前縁(208)上の前記穴(218)および前記後縁通路(304)に入る作動流体の量を調節するための1組の調量形態(338)を含む、請求項11に記載のタービンバケット(20、200)。
- 1組のバケット(20、200)を備えるタービンロータ区分(12)であって、
前記1組のバケット(20、200)が、基部(212)と、
エーロフォイル(202)の第1の端部(215)で前記基部(212)に結合されているエーロフォイル(202)であって、吸込み側(204)と、前記吸込み側(204)の反対側の圧迫側(206)と、前記圧迫側(206)と前記吸込み側(204)との間に広がる前縁(208)と、前記前縁(208)の反対側にあり、前記圧迫側(206)と前記吸込み側(204)との間に広がる後縁(210)とを備えるケーシング(203)であって、前記前縁(208)上に穴(218)を含むケーシング(203)と、前記ケーシング(203)内のコア(300)であって、前記ケーシング(203)を支持するための蛇形状(302)と、前記ケーシング(203)の前記前縁(208)上の前記穴(218)と流体連通する前縁通路(304)とを含むコア(300)とを備えるエーロフォイル(202)と
を備える少なくとも1つのバケット(20、200)を含む、タービンロータ区分(12)。 - 前記蛇形状コア(300)が、前記ケーシング(203)内に略半径方向に延在する1組の隣接する補強部材(310)と、
支持部材(316)を保持するための前記1組の隣接する補強部材(310)の1端部に近接する1組の支持部材シュート(314)と
を備える、請求項13に記載のタービンロータ区分(12)。 - 各支持部材シュート(314)の中に支持部材(316)を更に備え、前記支持部材(316)がロウ付けまたは溶接された支持ボール(316)を含む、請求項14に記載のタービンロータ区分(12)。
- 前記1組の隣接する補強部材(310)が、複数の補強フィンガ(320)と、
隣接する補強フィンガ(320)の間の1組の半径方向内側折返し(322)と、
隣接する補強フィンガ(320)の間の1組の半径方向外側折返し(324)と
を備え、前記1組の半径方向外側折返し(324)の少なくとも1つが、対称的弓形状(326)を含み、前記隣接する補強フィンガ(320)が、前記折返し(324)の半径方向に最外側部分(328)で第1の距離で分離され、前記折返し(324)の半径方向の内側部分(330)で、第1の距離よりも小さい第2の距離で分離されている、請求項14に記載のタービンロータ区分(12)。 - 前記少なくとも1つのバケット(20、200)が、表Iに記載のX、YおよびZの組のデカルト座標値に実質的に一致する基準内部コア輪郭を含み、Z値は、前記Z値にインチ単位で表したバケット(20、200)の高さを乗じることによってインチ単位で表したZ距離に換算可能な0から1までの無次元値であり、XおよびYは、無次元値であり、滑らかな連続円弧で結ぶと、前記バケット(20、200)に沿って各距離Zにおける内部コア輪郭断面を画定し、前記Z距離における輪郭断面を互いに滑らかに結ぶと前記バケット内部コア輪郭を形成する、請求項14に記載のタービンロータ区分(12)。
- 前記前縁(208)上の前記穴(218)および前記コア(300)内の前記前縁通路(304)が、前記エーロフォイル(202)の半径方向の先端(334)よりも前記基部(212)により接近して配置される、前記基部(212)が、前記エーロフォイル(202)の半径方向に内周側にある、請求項13に記載のタービンロータ区分(12)。
- 前記コア(300)が、前記前縁(208)上の前記穴(218)と流体連通する、少なくとも部分的に半径方向に延在する通路(336)を更に含み、前記少なくとも部分的に半径方向に延在する通路(336)が、前記前縁(208)上の前記穴(218)および前記前縁通路(304)に入る作動流体の量を調節するための1組の調量形態(338)を含む、請求項13に記載のタービンロータ区分(12)。
- 隔壁区分(21)と、
前記隔壁区分(21)内に少なくとも部分的に含まれ、少なくとも1つのバケット(20、200)備える1組のバケット(20、200)を含むロータ区分(12)であって、少なくとも1つのバケット(20、200)が、基部(212)と、エーロフォイル(202)の第1の端部(215)で前記基部(212)に結合されているエーロフォイル(202)であって、吸込み側(204)と、前記吸込み側(204)の反対側にある圧迫側(206)と、前記圧迫側(206)と前記吸込み側(204)との間に広がる前縁(208)と、前記前縁(208)の反対側にあり、前記圧迫側(206)と前記吸込み側(204)との間に広がる後縁(210)とを備えるケーシング(203)であって、前記前縁(208)上に穴(218)を含むケーシング(203)と、前記ケーシング(203)内のコア(300)であって、前記ケーシング(203)を支持するための蛇形状(302)と、前記ケーシング(203)の前記前縁(208)上の前記穴(218)と流体連通する前縁通路(304)とを含むコア(300)とを備えるエーロフォイル(202)とを備える、ロータ区分(12)と
を備えるタービン(10)において、
前記少なくとも1つのバケット(20、200)が、表Iに記載のX、YおよびZの組のデカルト座標値に実質的に一致する基準内部コア輪郭を含み、Z値は、前記Z値にインチ単位で表したバケット(20、200)の高さを乗じることによって、インチ単位で表したZ距離に換算可能な0から1までの無次元値であり、XおよびYは、無次元値であり、滑らかな連続円弧で結ぶと、前記バケット(20、200)に沿って各距離Zにおける内部コア輪郭断面を画定し、前記Z距離における輪郭断面を互いに滑らかに結ぶと前記バケット内部コア輪郭を形成する、タービン(10)。
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US14/061,363 US9528379B2 (en) | 2013-10-23 | 2013-10-23 | Turbine bucket having serpentine core |
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DE102014114989B4 (de) | 2024-02-08 |
US9528379B2 (en) | 2016-12-27 |
JP6514478B2 (ja) | 2019-05-15 |
US20150110640A1 (en) | 2015-04-23 |
CH708778A2 (de) | 2015-04-30 |
CN104727855B (zh) | 2017-10-17 |
CN104727855A (zh) | 2015-06-24 |
DE102014114989A1 (de) | 2015-04-23 |
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