KR20080086379A - 난류화 냉각 구멍을 형성하기 위한 방법 및 시스템 - Google Patents

난류화 냉각 구멍을 형성하기 위한 방법 및 시스템 Download PDF

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Publication number
KR20080086379A
KR20080086379A KR1020080025886A KR20080025886A KR20080086379A KR 20080086379 A KR20080086379 A KR 20080086379A KR 1020080025886 A KR1020080025886 A KR 1020080025886A KR 20080025886 A KR20080025886 A KR 20080025886A KR 20080086379 A KR20080086379 A KR 20080086379A
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KR
South Korea
Prior art keywords
electrode
hole
section
sections
cross
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.)
Withdrawn
Application number
KR1020080025886A
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English (en)
Korean (ko)
Inventor
칭팡 리
빈 웨이
첸유 잭 초우
Original Assignee
제너럴 일렉트릭 캄파니
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 제너럴 일렉트릭 캄파니 filed Critical 제너럴 일렉트릭 캄파니
Publication of KR20080086379A publication Critical patent/KR20080086379A/ko
Withdrawn legal-status Critical Current

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    • 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
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/04—Electrodes specially adapted therefor or their manufacture
    • B23H3/06—Electrode material
    • 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
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • 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
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/04—Electrodes specially adapted therefor or their manufacture
    • 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
    • B23H9/10—Working turbine blades or nozzles
    • 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
    • F05B2230/00—Manufacture
    • F05B2230/10—Manufacture by removing material
    • F05B2230/101—Manufacture by removing material by electrochemical methods
    • 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
    • F05B2260/00—Function
    • F05B2260/20—Heat transfer, e.g. cooling
    • F05B2260/221—Improvement of heat transfer
    • F05B2260/222—Improvement of heat transfer by creating turbulence

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
KR1020080025886A 2007-03-22 2008-03-20 난류화 냉각 구멍을 형성하기 위한 방법 및 시스템 Withdrawn KR20080086379A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/726,424 2007-03-22
US11/726,424 US20080230396A1 (en) 2007-03-22 2007-03-22 Methods and systems for forming turbulated cooling holes

Publications (1)

Publication Number Publication Date
KR20080086379A true KR20080086379A (ko) 2008-09-25

Family

ID=39628910

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080025886A Withdrawn KR20080086379A (ko) 2007-03-22 2008-03-20 난류화 냉각 구멍을 형성하기 위한 방법 및 시스템

Country Status (5)

Country Link
US (1) US20080230396A1 (enExample)
EP (1) EP1972403A3 (enExample)
JP (1) JP2008229841A (enExample)
KR (1) KR20080086379A (enExample)
CN (1) CN101269429A (enExample)

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JP5940427B2 (ja) * 2012-10-11 2016-06-29 三菱重工業株式会社 電解加工工具及び電解加工システム
US9192999B2 (en) 2013-07-01 2015-11-24 General Electric Company Methods and systems for electrochemical machining of an additively manufactured component
US9574447B2 (en) * 2013-09-11 2017-02-21 General Electric Company Modification process and modified article
US9878386B2 (en) * 2013-10-31 2018-01-30 Foundation Of Soongsil University-Industry Cooperation Eccentric electrode for electric discharge machining, method of manufacturing the same, and micro electric discharge machining apparatus including the same
JP5679246B1 (ja) 2014-08-04 2015-03-04 三菱日立パワーシステムズ株式会社 ガスタービンの高温部品、これを備えるガスタービン、及びガスタービンの高温部品の製造方法
EP3209450A1 (en) * 2014-10-24 2017-08-30 Siemens Aktiengesellschaft Electrochemical machining inner contours of gas turbine engine components
US9693487B2 (en) 2015-02-06 2017-06-27 Caterpillar Inc. Heat management and removal assemblies for semiconductor devices
CN105108248B (zh) * 2015-09-02 2018-09-28 北京市电加工研究所 一种慢波结构微细内槽电火花加工用叠式组合电极及其制作方法
CN107523856B (zh) * 2016-06-17 2020-11-06 通用电气公司 对工件进行加工的系统和方法以及制品
CN106238838B (zh) * 2016-07-29 2018-02-27 浙江工业大学 一种电化学加工椭球形竹节孔的方法

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US5413463A (en) * 1991-12-30 1995-05-09 General Electric Company Turbulated cooling passages in gas turbine buckets
US5306401A (en) * 1993-03-15 1994-04-26 Fierkens Richard H J Method for drilling cooling holes in turbine blades
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Also Published As

Publication number Publication date
EP1972403A2 (en) 2008-09-24
CN101269429A (zh) 2008-09-24
EP1972403A3 (en) 2011-11-02
JP2008229841A (ja) 2008-10-02
US20080230396A1 (en) 2008-09-25

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Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20080320

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PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid