JP4185455B2 - 流体機械の翼とその製造方法 - Google Patents
流体機械の翼とその製造方法 Download PDFInfo
- Publication number
- JP4185455B2 JP4185455B2 JP2003519637A JP2003519637A JP4185455B2 JP 4185455 B2 JP4185455 B2 JP 4185455B2 JP 2003519637 A JP2003519637 A JP 2003519637A JP 2003519637 A JP2003519637 A JP 2003519637A JP 4185455 B2 JP4185455 B2 JP 4185455B2
- Authority
- JP
- Japan
- Prior art keywords
- groove
- contact surface
- wing
- blade
- coupling
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/04—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
-
- 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
- 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
- F01D5/181—Blades having a closed internal cavity containing a cooling medium, e.g. sodium
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
- F05D2220/321—Application in turbines in gas turbines for a special turbine stage
- F05D2220/3215—Application in turbines in gas turbines for a special turbine stage the last stage of the turbine
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
- F05D2300/133—Titanium
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49336—Blade making
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49336—Blade making
- Y10T29/49339—Hollow blade
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49336—Blade making
- Y10T29/49339—Hollow blade
- Y10T29/49341—Hollow blade with cooling passage
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49893—Peripheral joining of opposed mirror image parts to form a hollow body
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Description
Claims (12)
- チタン合金製の翼形部(5)が第1部材(11)と第2部材(13)からなり、該両部材(11、13)が各々接触面(14、16)で境界づけられ、両接触面(14、16)が、両部材(11、13)間に該部材の内側面(12、15)によって包囲された空洞(10)が生ずるように、高温高圧結合によって結合範囲(31)を形成して互いに接合され、前記結合範囲(31)の、第1の殻状部材(1)の第1内側面(12)と第1接触面(14)の間に翼の長手方向に延びる溝(23)が配置されている流体機械の翼(1)において、
前記溝(23)が一方で第1部材(11)の第1接触面(14)、他方で第1部材(11)の第1内側面(12)に境を接し、前記第1接触面(14)だけが第2部材(13)に接合されており、前記溝(23)の溝壁(27)が接触面(14、16)と70°以上の結合角(α)を成すことを特徴とする翼。 - 結合範囲(31)の、第2部材(13)の第2内側面(15)と第2接触面(16)の間に、翼の長手方向に延び、溝(23)に対向して位置する対向溝壁(29)付き対向溝(25)が、対向溝壁(29)と溝壁(27)が結合範囲(31)で互いに密に接して120°以上の結合角(α)を成すよう配置されたことを特徴とする請求項1記載の翼。
- 結合角(α)が150°以上であることを特徴とする請求項2記載の翼。
- チタン合金が、チタンアルミナイドであることを特徴とする請求項1から3の1つに記載の翼。
- 溝(23)が全結合範囲(31)に沿って延びることを特徴とする請求項1から4の1つに記載の翼。
- 溝(23)の深さ(T)が、該溝の延長方向に沿って変化することを特徴とする請求項1から5の1つに記載の翼。
- 第1部材(11)と第2部材(13)が結合範囲(31)で同一の壁厚(D)を有し、該壁厚(D)が結合範囲(31)に沿って変化し、溝深さ(T)が壁厚(D)の増大に伴って深くなることを特徴とする請求項1から6の1つに記載の翼。
- 溝(23)が断面楕円形又は半円形をなすことを特徴とする請求項1から7の1つに記載の翼。
- 第1部材(11)又は第2部材(13)が翼の背を形成し、第2部材(13)又は第1部材(11)が翼の腹を形成することを特徴とする請求項1から8の1つに記載の翼。
- 翼が、特にガスタービン(41)の最終段に対するガスタービン動翼として形成されたことを請求項1から9の1つに記載の翼。
- 翼長(L)が60cmより長いことを特徴とする請求項1から10の1つに記載の翼。
- チタン合金から成る翼形部(5)が第1の殻状部材(11)と第2の殻状部材(13)とからなり、該両部材(11、13)が各々接触面(14、16)で境界づけられ、その両接触面(14、16)が、両部材(11、13)間に両部材(11、13)の内側面(12、15)により包囲された空洞(10)が生ずるように、高温高圧結合によって結合範囲(31)を形成して互いに接合され、その際、前記溝(23)が一方で第1部材(11)の第1接触面(14)、他方で第1部材(11)の第1内側面(12)に境を接し、前記第1接触面(14)だけが第2部材(13)に接合された流体機械の翼(1)の製造方法において、
接合前に、少なくとも片側の部分部材(11、13)の結合範囲(31)に、殻状部材(11、13)の内側面(12、15)と接触面(14、16)との間に位置し、翼の長手方向に延びる溝(23)を設け、接合後に、前記溝(23)が一方で第1部材(11)の第1接触面(14)、他方で第1部材(11)の第1内側面(12)に境を接し、前記第1接触面(14)だけが第2部材(13)に接合されて、前記溝の壁(27)を接触面(14)と70°以上の結合角(α)とすることを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01119248A EP1283325A1 (de) | 2001-08-09 | 2001-08-09 | Schaufel einer Strömungsmaschine und Verfahren zur Herstellung einer solchen Schaufel |
PCT/EP2002/008251 WO2003014528A1 (de) | 2001-08-09 | 2002-07-24 | Schaufel einer strömungsmaschine und verfahren zur herstellung einer solchen schaufel |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004538415A JP2004538415A (ja) | 2004-12-24 |
JP4185455B2 true JP4185455B2 (ja) | 2008-11-26 |
Family
ID=8178282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003519637A Expired - Fee Related JP4185455B2 (ja) | 2001-08-09 | 2002-07-24 | 流体機械の翼とその製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7438523B2 (ja) |
EP (2) | EP1283325A1 (ja) |
JP (1) | JP4185455B2 (ja) |
CN (1) | CN100335748C (ja) |
DE (1) | DE50203425D1 (ja) |
ES (1) | ES2243745T3 (ja) |
WO (1) | WO2003014528A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE459783T1 (de) | 2006-05-31 | 2010-03-15 | Siemens Ag | Turbinenschaufel |
US8740567B2 (en) * | 2010-07-26 | 2014-06-03 | United Technologies Corporation | Reverse cavity blade for a gas turbine engine |
US10309232B2 (en) * | 2012-02-29 | 2019-06-04 | United Technologies Corporation | Gas turbine engine with stage dependent material selection for blades and disk |
ITCO20120059A1 (it) * | 2012-12-13 | 2014-06-14 | Nuovo Pignone Srl | Metodi per produrre pale cave sagomate in 3d di turbomacchine mediante produzione additiva, pale cave di turbomacchina e turbomacchine |
US10179377B2 (en) | 2013-03-15 | 2019-01-15 | United Technologies Corporation | Process for manufacturing a gamma titanium aluminide turbine component |
CN103752995B (zh) * | 2013-12-20 | 2016-01-27 | 哈尔滨工业大学 | 一种基于阀门应力分散的焊接方法 |
DE102017208707A1 (de) * | 2017-05-23 | 2018-11-29 | Siemens Aktiengesellschaft | Verfahren zur Herstellung einer Turbinenschaufel |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1748364A (en) * | 1928-10-09 | 1930-02-25 | Westinghouse Electric & Mfg Co | Method of making turbine blades |
US1829179A (en) * | 1929-01-11 | 1931-10-27 | Westinghouse Electric & Mfg Co | Method of making turbine blades |
US3083446A (en) * | 1950-06-14 | 1963-04-02 | Stalker Corp | Rotor construction |
US3083448A (en) * | 1957-12-11 | 1963-04-02 | Ici Ltd | Articles with erosion-resistant surfaces |
US3628226A (en) * | 1970-03-16 | 1971-12-21 | Aerojet General Co | Method of making hollow compressor blades |
US3736638A (en) * | 1971-04-07 | 1973-06-05 | United Aircraft Corp | Method for bonding opposed parts of a hollow article together |
FR2516165B1 (fr) * | 1981-11-10 | 1986-07-04 | Snecma | Aube de turbine a gaz a chambre de refroidissement par circulation de fluide et son procede de realisation |
US4815939A (en) * | 1986-11-03 | 1989-03-28 | Airfoil Textron Inc. | Twisted hollow airfoil with non-twisted internal support ribs |
US5720431A (en) * | 1988-08-24 | 1998-02-24 | United Technologies Corporation | Cooled blades for a gas turbine engine |
US5063662A (en) * | 1990-03-22 | 1991-11-12 | United Technologies Corporation | Method of forming a hollow blade |
US5269058A (en) * | 1992-12-16 | 1993-12-14 | General Electric Company | Design and processing method for manufacturing hollow airfoils |
US5429877A (en) * | 1993-10-20 | 1995-07-04 | The United States Of America As Represented By The Secretary Of The Air Force | Internally reinforced hollow titanium alloy components |
US5448829A (en) * | 1994-01-31 | 1995-09-12 | United Technologies Corporation | Hollow titanium blade manufacturing |
US5516593A (en) * | 1994-04-29 | 1996-05-14 | United Technologies Corporation | Article with material absorption cavities to reduce buckling during diffusion bonding |
GB2304613B (en) * | 1995-09-02 | 1998-06-10 | Rolls Royce Plc | A method of manufacturing hollow articles by superplastic forming and diffusion bonding |
EP0894558A1 (de) * | 1997-07-29 | 1999-02-03 | Siemens Aktiengesellschaft | Turbinenschaufel sowie Verfahren zur Herstellung einer Turbinenschaufel |
-
2001
- 2001-08-09 EP EP01119248A patent/EP1283325A1/de not_active Withdrawn
-
2002
- 2002-07-24 WO PCT/EP2002/008251 patent/WO2003014528A1/de active IP Right Grant
- 2002-07-24 ES ES02748865T patent/ES2243745T3/es not_active Expired - Lifetime
- 2002-07-24 EP EP02748865A patent/EP1421258B1/de not_active Expired - Fee Related
- 2002-07-24 DE DE50203425T patent/DE50203425D1/de not_active Expired - Lifetime
- 2002-07-24 US US10/486,607 patent/US7438523B2/en not_active Expired - Fee Related
- 2002-07-24 JP JP2003519637A patent/JP4185455B2/ja not_active Expired - Fee Related
- 2002-07-24 CN CNB028147790A patent/CN100335748C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1283325A1 (de) | 2003-02-12 |
EP1421258B1 (de) | 2005-06-15 |
US20050076503A1 (en) | 2005-04-14 |
JP2004538415A (ja) | 2004-12-24 |
CN100335748C (zh) | 2007-09-05 |
US7438523B2 (en) | 2008-10-21 |
EP1421258A1 (de) | 2004-05-26 |
WO2003014528A1 (de) | 2003-02-20 |
CN1535350A (zh) | 2004-10-06 |
DE50203425D1 (de) | 2005-07-21 |
ES2243745T3 (es) | 2005-12-01 |
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