JP2014009689A5 - - Google Patents

Download PDF

Info

Publication number
JP2014009689A5
JP2014009689A5 JP2013131234A JP2013131234A JP2014009689A5 JP 2014009689 A5 JP2014009689 A5 JP 2014009689A5 JP 2013131234 A JP2013131234 A JP 2013131234A JP 2013131234 A JP2013131234 A JP 2013131234A JP 2014009689 A5 JP2014009689 A5 JP 2014009689A5
Authority
JP
Japan
Prior art keywords
stagnation
groove section
pressure side
airfoil
cooling passage
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.)
Granted
Application number
JP2013131234A
Other languages
English (en)
Other versions
JP6216166B2 (ja
JP2014009689A (ja
Filing date
Publication date
Priority claimed from US13/535,540 external-priority patent/US9080451B2/en
Application filed filed Critical
Publication of JP2014009689A publication Critical patent/JP2014009689A/ja
Publication of JP2014009689A5 publication Critical patent/JP2014009689A5/ja
Application granted granted Critical
Publication of JP6216166B2 publication Critical patent/JP6216166B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (8)

  1. a.内側面(16)と、
    b.前記内側面(16)の反対側の外側面(18)であって、正圧側(20)、前記正圧側(20)の反対側の負圧側(22)、前記正圧側(20)と前記負圧側(22)との間の淀み線(24)、および前記正圧側(20)と前記負圧側(22)との間に、前記淀み線(24)から下流にある後縁(26)を備える外側面(18)と、
    c.前記外側面(18)上淀み溝区分(40)縦列(42)を形成する複数の淀み溝区分(40)であって、前記淀み線(24)が各前記み溝区分(40)の少なくとも部分を通過し、前記複数の淀み溝区分(40)が、第2の端部から半径方向及び軸方向に隔てられた第1の端部を有する第1の淀み溝区分と、前記第1の淀み溝区分に半径方向で隣接して配置され、第2の端部から半径方向及び軸方向に隔てられた第1の端部を有する第2の淀み溝区分と、を含み、前記第1の淀み溝区分の前記第2の端部が、前記第2の淀み溝区分の前記第1の端部に対して半径方向で重なる、複数の淀み溝区分(40)と、
    d.前記各淀み溝区分(40)内の少なくとも1つの冷却通路(44)であって、前記内側面(16)から前記外側面(18)に流体連通をもたらす、冷却通路(44)と
    を備える、エーロフォイル(10)。
  2. 前記少なくとも1つの淀み溝区分(40)が、弓型である、請求項1記載のエーロフォイル(10)。
  3. 前記少なくとも1つの淀み溝区分(40)が、前記少なくとも1つの淀み溝区分(40)の長さ(30、32)に沿って異なる寸法を含む、請求項1乃至2のいずれか記載のエーロフォイル(10)。
  4. 前記少なくとも1つの淀み溝区分(40)が、減少する寸法を含み、前記少なくとも1つの淀み溝区分(40)内の前記少なくとも1つの冷却通路(44)が、前記減少する寸法の方へ屈曲している、請求項1乃至3のいずれか記載のエーロフォイル(10)。
  5. 前記正圧側(20)上の重なり型正圧側溝区分(46)縦列(48)をさらに備える、請求項1乃至4のいずれか記載のエーロフォイル(10)。
  6. 前記負圧側(22)上の重なり型負圧側溝区分(50)縦列(52)をさらに備える、請求項5記載のエーロフォイル(10)。
  7. 前記各正圧側溝区分(46)内に少なくとも1つの側面冷却通路(58)をさらに備え、前記側面冷却通路(58)が、前記内側面(16)から前記外側面(18)に流体連通をもたらす、請求項5乃至6のいずれか記載のエーロフォイル(10)。
  8. 前記正圧側溝区分(46)が、前記淀み溝区分(40)内の前記冷却通路(58)から半径方向にオフセットされている、請求項7記載のエーロフォイル(10)。
JP2013131234A 2012-06-28 2013-06-24 エーロフォイル Active JP6216166B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/535,540 US9080451B2 (en) 2012-06-28 2012-06-28 Airfoil
US13/535,540 2012-06-28

Publications (3)

Publication Number Publication Date
JP2014009689A JP2014009689A (ja) 2014-01-20
JP2014009689A5 true JP2014009689A5 (ja) 2016-07-28
JP6216166B2 JP6216166B2 (ja) 2017-10-18

Family

ID=48740854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013131234A Active JP6216166B2 (ja) 2012-06-28 2013-06-24 エーロフォイル

Country Status (5)

Country Link
US (1) US9080451B2 (ja)
EP (1) EP2679772B1 (ja)
JP (1) JP6216166B2 (ja)
CN (1) CN103527260B (ja)
RU (1) RU2611465C2 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105339593B (zh) * 2013-07-03 2017-10-13 通用电气公司 翼形件结构的沟槽冷却
JP5705945B1 (ja) * 2013-10-28 2015-04-22 ミネベア株式会社 遠心式ファン
US10041356B2 (en) * 2014-08-15 2018-08-07 United Technologies Corporation Showerhead hole scheme apparatus and system
US20160169004A1 (en) 2014-12-15 2016-06-16 United Technologies Corporation Cooling passages for gas turbine engine component
US9976423B2 (en) * 2014-12-23 2018-05-22 United Technologies Corporation Airfoil showerhead pattern apparatus and system
US10451084B2 (en) * 2015-11-16 2019-10-22 General Electric Company Gas turbine engine with vane having a cooling inlet
US10280763B2 (en) * 2016-06-08 2019-05-07 Ansaldo Energia Switzerland AG Airfoil cooling passageways for generating improved protective film
KR101853550B1 (ko) * 2016-08-22 2018-04-30 두산중공업 주식회사 가스 터빈 블레이드
US20180230812A1 (en) * 2017-01-13 2018-08-16 General Electric Company Film hole arrangement for a turbine engine
US10697301B2 (en) 2017-04-07 2020-06-30 General Electric Company Turbine engine airfoil having a cooling circuit
US10570747B2 (en) * 2017-10-02 2020-02-25 DOOSAN Heavy Industries Construction Co., LTD Enhanced film cooling system
US11401818B2 (en) * 2018-08-06 2022-08-02 General Electric Company Turbomachine cooling trench
CN113898415B (zh) * 2021-10-15 2022-06-28 上海交通大学 用于提高低压涡轮叶片气动效率的结构及其工作方法
US11971170B1 (en) * 2022-12-30 2024-04-30 Ge Infrastructure Technology Llc System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5486093A (en) * 1993-09-08 1996-01-23 United Technologies Corporation Leading edge cooling of turbine airfoils
US5374162A (en) 1993-11-30 1994-12-20 United Technologies Corporation Airfoil having coolable leading edge region
US5458461A (en) 1994-12-12 1995-10-17 General Electric Company Film cooled slotted wall
US6050777A (en) 1997-12-17 2000-04-18 United Technologies Corporation Apparatus and method for cooling an airfoil for a gas turbine engine
US6210111B1 (en) 1998-12-21 2001-04-03 United Technologies Corporation Turbine blade with platform cooling
US6164912A (en) * 1998-12-21 2000-12-26 United Technologies Corporation Hollow airfoil for a gas turbine engine
US6234755B1 (en) * 1999-10-04 2001-05-22 General Electric Company Method for improving the cooling effectiveness of a gaseous coolant stream, and related articles of manufacture
US6994521B2 (en) * 2003-03-12 2006-02-07 Florida Turbine Technologies, Inc. Leading edge diffusion cooling of a turbine airfoil for a gas turbine engine
RU2267616C1 (ru) * 2004-05-21 2006-01-10 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения им. П.И. Баранова" Охлаждаемая лопатка турбины
US7553534B2 (en) * 2006-08-29 2009-06-30 General Electric Company Film cooled slotted wall and method of making the same
US20090246011A1 (en) * 2008-03-25 2009-10-01 General Electric Company Film cooling of turbine components
US8105030B2 (en) 2008-08-14 2012-01-31 United Technologies Corporation Cooled airfoils and gas turbine engine systems involving such airfoils
US8087893B1 (en) 2009-04-03 2012-01-03 Florida Turbine Technologies, Inc. Turbine blade with showerhead film cooling holes
US20110097188A1 (en) 2009-10-23 2011-04-28 General Electric Company Structure and method for improving film cooling using shallow trench with holes oriented along length of trench
US8608443B2 (en) * 2010-06-11 2013-12-17 Siemens Energy, Inc. Film cooled component wall in a turbine engine
JP5517163B2 (ja) * 2010-10-07 2014-06-11 株式会社日立製作所 タービン翼の冷却孔加工方法
US8870536B2 (en) * 2012-01-13 2014-10-28 General Electric Company Airfoil
US8870535B2 (en) * 2012-01-13 2014-10-28 General Electric Company Airfoil

Similar Documents

Publication Publication Date Title
JP2014009689A5 (ja)
JP2013144980A5 (ja)
JP2013144981A5 (ja)
JP2015017609A5 (ja)
RU2013100410A (ru) Лопатка (варианты)
RU2013100413A (ru) Аэродинамический профиль (варианты )
RU2013129242A (ru) Аэродинамический профиль
WO2014018138A3 (en) Airfoil cooling circuits
JP2014055588A5 (ja)
JP2015517215A5 (ja)
JP2014134200A5 (ja)
WO2014167349A3 (en) Flexible pipe body, method of manufacturing thereof and elongate tape element
JP2011220328A5 (ja)
BR112016010173A2 (pt) aerofólios e método de refrigeração
JP2016031370A5 (ja)
JP2014084109A5 (ja)
JP2017003023A5 (ja)
JP2015512343A5 (ja)
JP2015515938A5 (ja)
WO2010124871A3 (en) Heat exchanger
JP2015529155A5 (ja)
WO2015155700A3 (en) Filter media construction
FR2954221B1 (fr) Pneu a performance de roulage amelioree
WO2013000556A3 (de) Auskleidungsschlauch zur sanierung fluidführender systeme
JP2016161015A5 (ja)