JP4792389B2 - ガスタービンの構成部品を修理するための方法 - Google Patents
ガスタービンの構成部品を修理するための方法 Download PDFInfo
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- JP4792389B2 JP4792389B2 JP2006504286A JP2006504286A JP4792389B2 JP 4792389 B2 JP4792389 B2 JP 4792389B2 JP 2006504286 A JP2006504286 A JP 2006504286A JP 2006504286 A JP2006504286 A JP 2006504286A JP 4792389 B2 JP4792389 B2 JP 4792389B2
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- replacement part
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- 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
- B23P6/00—Restoring or reconditioning objects
- B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
- B23P6/005—Repairing turbine components, e.g. moving or stationary blades, rotors using only replacement pieces of a particular form
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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
- F01D5/005—Repairing methods or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
-
- 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
- Y10T29/49318—Repairing or disassembling
-
- 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
- Y10T29/49716—Converting
-
- 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
- Y10T29/49718—Repairing
- Y10T29/49721—Repairing with disassembling
- Y10T29/4973—Replacing of defective part
-
- 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
- Y10T29/49718—Repairing
- Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
-
- 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
- Y10T29/49718—Repairing
- Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
- Y10T29/49734—Repairing by attaching repair preform, e.g., remaking, restoring, or patching and removing damaged material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laser Beam Processing (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
例えば、航空機動力装置(パワープラント)のようなガスタービンは、大きな応力を受け、このために、動力装置に欠陥部位が、動作中に発生することがある。これに関連して、動力装置の欠陥部位が素早く、かつコスト効率よく修理されることが出来ることが重要である。本発明は、例えば、航空機動力装置の固定ステータブレードのような、ガスタービンの構成部品、特に、固定構成部品を修理するための方法に関する。しかしながら、本発明は、ガスタービンの構造的修正及び/又は局所材料の修正のためにも使用可能である。
これを考慮して、本発明は、ガスタービンの構成の修理の新規な方法を提供することを課題とするものである。
ガスタービンの構成部品の修理のための本発明に従う方法の要旨の範囲内において、まず、少なくとも修理又は修正されるべき構成部品の部分が構成部品から切り出される、特に、切り離される。引き続いて、少なくとも構成部品のこの部分の最初の修理や修正において、製造されるべき交換部品のデータ記録が生成される。
引き続いて、交換部品は、交換部品を製造する製造プロセスである迅速な製造プロセスを用いて製造される。その後、製造された交換部品は、修理又は修正されるべき構成部品に一体化される。
本発明の例示の実施の形態は、図面に照らして詳細に説明されるが、本発明は、この実施の形態に制限されるのもではない。
図1は、本発明に従う方法を一層明瞭にするための概略ブロック図又は流れ図を示す。ガスタービンの構成部品の修理又は修正のために、修理又は修正されるべきガスタービンの構成部品の特に損傷を受けた部分の識別の後に、少なくともこの部分が、切り出され、特に、切り離される。その前に又はそれに引き続いて、製造されるべき交換部品のデータ記録が生成される。引き続いて、交換部品が、迅速な製造プロセスを用いて製造される。その後、製造された交換部品は、修理又は修正されるべき構成部品に一体化される。従って、構成部品の損傷した部位を切り出す、特にそれを切り離し、迅速な製造プロセスを用いて対応する交換部品を製造することは本発明の要旨の範囲内である。
損傷した部分、特に修理又は修正されるべき構成部品の損傷した部分は、電食的又は機械的分離又は除去方法を用いて構成部品から切り出される。これに関して、構成部品の修理過程で、損傷した部分を切り出すことのみならず、この損傷部分に加えてその損傷部分に隣接する許容部分も切り出すことは本発明の要旨の範囲内である。これは、損傷部分に加えて、修理されるべき構成部品における、もしかすると以前に損傷した、或いは疲労した部位が、損傷した部分と共に構成部品から切り離され得る利点がある。こうすることによって、修理された構成部品は、修理後に、修理された部分の領域(部位)で損傷が再び起こる影響の受けやすさが少なくなる。
次に、再加工された交換部品16は、図3に従って、修理されるべき構成部品10、即ち、構成部品10の修理部分12に一体化される。ここで示される例示の実施の形態においては、これは、スポット溶接を使用して交換部品16をステータブレードに結合することによって行われ、半田付けのための適切な半田の混合で取付けられ、真空オーブンで半田付けされる。次に、拡散焼きなましが適用される。
交換部品16が修理されるべき構成部品10に一体化された後、修理されるべき構成部品に再加工が行われる。図3の例示の実施の形態において、再加工中に、構成部品10に一体化された交換部品16の外側輪郭が再加工される。例示の実施の形態において、これは、機械的研磨によって行われる。最後に、修理された構成部品10はコーティングされる。
Claims (8)
- 少なくとも一つの損傷に伴い同一形状へ再生される構成部品(10)の損傷部分(11)が構成部品(10)から切り出され、かつ製造された交換部品(16)が損傷に伴い同一形状へ再生される構成部品(10)に溶接或いは半田付けによって一体化されるガスタービンの構成部品を修理するための方法であって、
交換部品(16)を製造する製造プロセスに必要な交換部品のCADデータ記録の決定のために、損傷のない構成部品、あるいは新たな部品のCADデータ記録(13)と切り出された部分を有する構成部品のCADデータ記録(14)とを求め、両CADデータ記録の差異によって製造されるべき交換部品のCADデータ記録を確定し、
この後、製造された交換部品(16)が、接合プロセスを用いて構成部品(10)へ一体化され、
引き続いて、損傷に伴い同一形状へ再生される構成部品(10)の再加工が行われることを特徴とする方法。 - 損傷部分(11)の切り出しに関して、損傷に伴い同一形状へ再生される構成部品のその部分(11)自体、及びそれに加えて、その部分(11)に隣接する許容される部分が構成部品(10)から切り離される請求項1に記載の方法。
- 製造されるべき交換部品のCADデータ記録(15)が一旦生成され、引き続いて、このCADデータ記録(15)が、機械データ記録へ変換される請求項1又は2に記載の方法。
- 損傷に伴い同一形状へ再生される構成部品で、損傷のない構成部品のデータ記録(13)があるか否かをチェックし、もしそのようなデータ記録(13)が存在しないならば、損傷のない構成部品の構造を分析し、CADに用いられる設計図を作成するリバースエンジニアリングが行われて損傷のない構成部品のCADデータ記録を決定する、請求項1乃至3のうち一項に記載の方法。
- 交換部品(16)を製造する製造プロセスとして、選択的レーザ焼結が用いられる、請求項1乃至4のうちの一項に記載の方法。
- 交換部品(16)を製造する製造プロセスとして、選択的レーザ溶融が用いられる、請求項1乃至4のうちの一項に記載の方法。
- 交換部品(16)を製造する製造プロセスとして、レーザビーム発生が用いられる、請求項1乃至4のうちの一項に記載の方法。
- 製造された交換部品(16)を損傷に伴い同一形状へ再生される構成部品(10)へ一体化させる前に、交換部品(16)の再加工が行われる、請求項1乃至7のうちの一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10319494A DE10319494A1 (de) | 2003-04-30 | 2003-04-30 | Verfahren zur Reparatur und/oder Modifikation von Bauteilen einer Gasturbine |
DE10319494.0 | 2003-04-30 | ||
PCT/DE2004/000673 WO2004096487A1 (de) | 2003-04-30 | 2004-04-01 | Verfahren zur reparatur und/oder modifikation von bauteilen einer gasturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006524579A JP2006524579A (ja) | 2006-11-02 |
JP4792389B2 true JP4792389B2 (ja) | 2011-10-12 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006504286A Expired - Fee Related JP4792389B2 (ja) | 2003-04-30 | 2004-04-01 | ガスタービンの構成部品を修理するための方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7810237B2 (ja) |
EP (1) | EP1620225B2 (ja) |
JP (1) | JP4792389B2 (ja) |
AT (1) | ATE333963T1 (ja) |
DE (2) | DE10319494A1 (ja) |
WO (1) | WO2004096487A1 (ja) |
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JP2006524579A (ja) | 2006-11-02 |
EP1620225B2 (de) | 2011-05-25 |
WO2004096487A1 (de) | 2004-11-11 |
EP1620225A1 (de) | 2006-02-01 |
DE502004001054D1 (de) | 2006-09-07 |
DE10319494A1 (de) | 2004-11-18 |
US7810237B2 (en) | 2010-10-12 |
EP1620225B1 (de) | 2006-07-26 |
US20070084047A1 (en) | 2007-04-19 |
ATE333963T1 (de) | 2006-08-15 |
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