IT7827421A0 - Metodo ed apparato per formare fori di raffreddamento allargati in una paletta di turbina. - Google Patents

Metodo ed apparato per formare fori di raffreddamento allargati in una paletta di turbina.

Info

Publication number
IT7827421A0
IT7827421A0 IT7827421A IT2742178A IT7827421A0 IT 7827421 A0 IT7827421 A0 IT 7827421A0 IT 7827421 A IT7827421 A IT 7827421A IT 2742178 A IT2742178 A IT 2742178A IT 7827421 A0 IT7827421 A0 IT 7827421A0
Authority
IT
Italy
Prior art keywords
turbine blade
cooling holes
forming enlarged
enlarged cooling
forming
Prior art date
Application number
IT7827421A
Other languages
English (en)
Other versions
IT1098824B (it
Original Assignee
Gen Electric
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT7827421A0 publication Critical patent/IT7827421A0/it
Application granted granted Critical
Publication of IT1098824B publication Critical patent/IT1098824B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/30—Application in turbines
    • F05B2220/302—Application in turbines in gas turbines

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
IT27421/78A 1977-09-19 1978-09-07 Metodo ed apparato per formare fori di raffreddamento allargati in una paletta di turbina IT1098824B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/834,746 US4197443A (en) 1977-09-19 1977-09-19 Method and apparatus for forming diffused cooling holes in an airfoil

Publications (2)

Publication Number Publication Date
IT7827421A0 true IT7827421A0 (it) 1978-09-07
IT1098824B IT1098824B (it) 1985-09-18

Family

ID=25267696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27421/78A IT1098824B (it) 1977-09-19 1978-09-07 Metodo ed apparato per formare fori di raffreddamento allargati in una paletta di turbina

Country Status (6)

Country Link
US (1) US4197443A (it)
JP (1) JPS5463492A (it)
DE (1) DE2840103A1 (it)
FR (1) FR2403158A1 (it)
GB (1) GB1600777A (it)
IT (1) IT1098824B (it)

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DE102005015153B4 (de) * 2005-03-31 2017-03-09 General Electric Technology Gmbh Verfahren zum Reparieren oder Erneuern von Kühllöchern einer beschichteten Komponente und beschichtete Komponente mit Kühllöchern einer Gasturbine
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US7220934B2 (en) * 2005-06-07 2007-05-22 United Technologies Corporation Method of producing cooling holes in highly contoured airfoils
JP4931507B2 (ja) * 2005-07-26 2012-05-16 スネクマ 壁内に形成された冷却流路
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US8850828B2 (en) 2012-02-15 2014-10-07 United Technologies Corporation Cooling hole with curved metering section
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CN113042836B (zh) * 2021-03-25 2022-05-17 北京石油化工学院 一种航空叶片气膜孔的穿透检测工艺
CN113634835B (zh) * 2021-07-20 2022-07-15 江苏江航智飞机发动机部件研究院有限公司 一种带冠叶轮用电火花造型方法

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Also Published As

Publication number Publication date
IT1098824B (it) 1985-09-18
FR2403158A1 (fr) 1979-04-13
JPS5463492A (en) 1979-05-22
JPH0125651B2 (it) 1989-05-18
GB1600777A (en) 1981-10-21
DE2840103A1 (de) 1979-03-29
US4197443A (en) 1980-04-08
DE2840103C2 (it) 1988-05-05
FR2403158B1 (it) 1983-10-28

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970925