JP2013142392A - タービンノズルコンパートメント式冷却システム - Google Patents
タービンノズルコンパートメント式冷却システム Download PDFInfo
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- JP2013142392A JP2013142392A JP2012281918A JP2012281918A JP2013142392A JP 2013142392 A JP2013142392 A JP 2013142392A JP 2012281918 A JP2012281918 A JP 2012281918A JP 2012281918 A JP2012281918 A JP 2012281918A JP 2013142392 A JP2013142392 A JP 2013142392A
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- Prior art keywords
- cooling
- nozzle
- baffle
- compartmental
- cooling system
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- 238000001816 cooling Methods 0.000 title claims abstract description 137
- 239000000567 combustion gas Substances 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 19
- 238000013461 design Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- 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
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
-
- 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
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
- F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
-
- 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
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
- F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
-
- 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
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本出願は、タービン(40)の冷却流(170)に燃焼ガス(35)の流れを提供するコンパートメント式冷却システム(100)を提供する。コンパートメント式冷却システム(100)は、タービンノズル(105)と、冷却バッフル(200)とを含む。タービンノズル(105)は、翼形部インサート(150)及びノズル外側側壁(140)を含む。冷却バッフル(200)が、第1の回路(300)で翼形部インサート(150)と連通する高圧冷却通路(180)と、第2の回路(330)でノズル外側側壁(140)の周りに配置されたインピンジメントプレート(230)とを含む。
【選択図】 図1
Description
15 圧縮機
20 空気の流れ
25 燃焼器
30 燃料の流れ
35 燃焼ガスの流れ
40 タービン
45 シャフト
50 負荷
100 タービンノズルコンパートメント式冷却システム
105 タービンノズル
110 ノズル翼
120 内側側壁
140 外側側壁
150 翼形部インサート
160 冷却開口
170 冷却流
180 冷却通路
200 冷却バッフル
210 セグメント
230 インピンジメントプレート
240 開口
250 第1のシール層
260 第2のシール層
265 衝突後圧力キャビティ
270 高圧領域
280 中圧領域
290 低圧領域
300 第1の回路
310 第1の漏洩経路
320 第2の漏洩経路
330 第2の回路
Claims (15)
- 燃焼ガス(35)が流れるタービン(40)に冷却流(170)を供給するためのコンパートメント式冷却システム(100)であって、
翼形部インサート(150)及びノズル外側側壁(140)を含むタービンノズル(105)と、
冷却バッフル(200)と
を備えており、冷却バッフル(200)が、第1の回路(300)で翼形部インサート(150)と連通する高圧冷却通路(180)と、第2の回路(330)でノズル外側側壁(140)の周りに配置されたインピンジメントプレート(230)とを含む、コンパートメント式冷却システム(100)。 - 前記冷却バッフル(200)が複数の冷却バッフルセグメント(210)を含む、請求項1記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、冷却バッフルセグメント(210)の各々の対の間にスプラインシール(220)を含む、請求項2記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、インピンジメントプレート(230)とノズル外側側壁(140)との間に衝突後圧力キャビティ(265)を含む、請求項1記載のコンパートメント式冷却システム(100)。
- 前記衝突後圧力キャビティ(265)が中圧領域(280)を含む、請求項4記載のコンパートメント式冷却システム(100)。
- 前記衝突後圧力キャビティ(265)が高圧冷却通路(180)を囲む、請求項5記載のコンパートメント式冷却システム(100)。
- 前記燃焼ガス(35)の流れが低圧領域(290)を含む、請求項4記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、インピンジメントプレート(230)の周りに第1のシール層(250)を含む、請求項4記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、ノズル外側側壁(140)の周りに第2のシール層(260)を含む、請求項8記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、第1のシール層(250)を越える第1の漏洩経路(310)と、第2のシール層(260)を越える第2の漏洩経路(320)とを含む、請求項9記載のコンパートメント式冷却システム(100)。
- 前記翼形部インサート(150)が複数の冷却開口(160)を含む、請求項1記載のコンパートメント式冷却システム(100)。
- 前記冷却流(170)が圧縮機(15)と連通している、請求項1記載のコンパートメント式冷却システム(100)。
- 前記タービンノズル(105)が、内側バンド(120)から外側バンド(130)に延在するノズル翼(110)を含む、請求項1記載のコンパートメント式冷却システム(100)。
- 前記冷却バッフル(200)が、外側バンド(130)の周りに配置される、請求項13記載のコンパートメント式冷却システム(100)。
- タービン(40)のノズル(150)を冷却する方法であって、
高圧下の第1の回路冷却流(300)を冷却バッフル(200)に通してノズル翼(110)の翼形部インサート(150)に送給するステップと、
ノズル翼(110)を第1の回路冷却流(300)を用いて冷却するステップと、
ノズル外側側壁(140)の周りに配置された冷却バッフル(200)のインピンジメントプレート(230)に第2の回路冷却流(330)を送給するステップと、
ノズル外側側壁(140)を第2の回路冷却流(330)を用いて冷却するステップと
を含む、方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/345,781 | 2012-01-09 | ||
US13/345,781 US9011079B2 (en) | 2012-01-09 | 2012-01-09 | Turbine nozzle compartmentalized cooling system |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013142392A true JP2013142392A (ja) | 2013-07-22 |
JP2013142392A5 JP2013142392A5 (ja) | 2016-02-04 |
JP6161897B2 JP6161897B2 (ja) | 2017-07-12 |
Family
ID=47665879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012281918A Active JP6161897B2 (ja) | 2012-01-09 | 2012-12-26 | タービンノズルコンパートメント式冷却システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9011079B2 (ja) |
EP (1) | EP2612995B1 (ja) |
JP (1) | JP6161897B2 (ja) |
CN (1) | CN103195507B (ja) |
RU (1) | RU2619955C2 (ja) |
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2013
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- 2013-01-09 CN CN201310009263.4A patent/CN103195507B/zh active Active
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Also Published As
Publication number | Publication date |
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CN103195507A (zh) | 2013-07-10 |
RU2619955C2 (ru) | 2017-05-22 |
JP6161897B2 (ja) | 2017-07-12 |
US9011079B2 (en) | 2015-04-21 |
EP2612995A2 (en) | 2013-07-10 |
EP2612995A3 (en) | 2017-05-17 |
CN103195507B (zh) | 2016-01-20 |
US20130177384A1 (en) | 2013-07-11 |
EP2612995B1 (en) | 2019-01-02 |
RU2012158349A (ru) | 2014-07-10 |
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