JPS5025914A - - Google Patents

Info

Publication number: JPS5025914A
Authority: JP; Japan
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.): Pending

Application number

JP49034013A

Other languages

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.)

1973-03-28

Filing date

1974-03-28

Publication date

1975-03-18

1974-03-28 Application filed filed Critical

1975-03-18 Publication of JPS5025914A publication Critical patent/JPS5025914A/ja

Status Pending legal-status Critical Current

Classifications

- 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
- F01D5/185—Liquid cooling
- 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)

JP49034013A 1973-03-28 1974-03-28 Pending JPS5025914A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US00345538A US3849025A (en)	1973-03-28	1973-03-28	Serpentine cooling channel construction for open-circuit liquid cooled turbine buckets

Publications (1)

Publication Number	Publication Date
JPS5025914A true JPS5025914A (en)	1975-03-18

Family

ID=23355426

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP49034013A Pending JPS5025914A (en)	1973-03-28	1974-03-28

Country Status (8)

Country	Link
US (1)	US3849025A (en)
JP (1)	JPS5025914A (en)
CA (1)	CA994245A (en)
DE (1)	DE2414397A1 (en)
FR (1)	FR2223549B1 (en)
GB (1)	GB1470322A (en)
IT (1)	IT1005870B (en)
NL (1)	NL7404171A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5244994U (en) *	1975-09-26	1977-03-30
EP0811597A2 (en)	1994-11-14	1997-12-10	Nippon Shokubai Co., Ltd.	Process for production of acrylic acid
US6344568B1 (en)	1999-02-19	2002-02-05	Nippon Shokubai Co., Ltd.	Catalyst for gas phase partial oxidation
US6563000B1 (en)	1999-05-27	2003-05-13	Nippon Shokubai Co., Ltd.	Process for producing acrylic acid
US6949675B2 (en)	2001-09-19	2005-09-27	Nippon Shokubai Co., Ltd.	Process for producing acrylic acid
US7329628B2 (en)	2003-03-26	2008-02-12	Lg Chem, Ltd.	Method for preparing catalysts for partial oxidation of propylene and iso-butylene
US7429678B2 (en)	2003-02-27	2008-09-30	Nippon Shokubai Co., Ltd.	Composite-oxide catalyst and process for production of acrylic acid using said catalyst

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4017210A (en) *	1976-02-19	1977-04-12	General Electric Company	Liquid-cooled turbine bucket with integral distribution and metering system
US4156582A (en) *	1976-12-13	1979-05-29	General Electric Company	Liquid cooled gas turbine buckets
US4118145A (en) *	1977-03-02	1978-10-03	Westinghouse Electric Corp.	Water-cooled turbine blade
JPS5477820A (en) *	1977-12-02	1979-06-21	Hitachi Ltd	Method of cooling gas turbine blade
US4275990A (en) *	1977-12-17	1981-06-30	Rolls-Royce Limited	Disc channel for cooling rotor blade roots
US4260336A (en) *	1978-12-21	1981-04-07	United Technologies Corporation	Coolant flow control apparatus for rotating heat exchangers with supercritical fluids
US4543781A (en) *	1981-06-17	1985-10-01	Rice Ivan G	Annular combustor for gas turbine
US4565490A (en) *	1981-06-17	1986-01-21	Rice Ivan G	Integrated gas/steam nozzle
GB2163219B (en) *	1981-10-31	1986-08-13	Rolls Royce	Cooled turbine blade
US5611662A (en) *	1995-08-01	1997-03-18	General Electric Co.	Impingement cooling for turbine stator vane trailing edge
DE19705442A1 (en) *	1997-02-13	1998-08-20	Bmw Rolls Royce Gmbh	Turbine impeller disk with cooling air channels
DE19713268B4 (en) *	1997-03-29	2006-01-19	Alstom	Chilled gas turbine blade
US5967752A (en) *	1997-12-31	1999-10-19	General Electric Company	Slant-tier turbine airfoil
US5971708A (en) *	1997-12-31	1999-10-26	General Electric Company	Branch cooled turbine airfoil
US6923362B2 (en) *	2002-09-30	2005-08-02	The Curators Of University Of Missouri	Integral channels in metal components and fabrication thereof
US6955525B2 (en) *	2003-08-08	2005-10-18	Siemens Westinghouse Power Corporation	Cooling system for an outer wall of a turbine blade
US7217088B2 (en) *	2005-02-02	2007-05-15	Siemens Power Generation, Inc.	Cooling fluid preheating system for an airfoil in a turbine engine
US7744347B2 (en) *	2005-11-08	2010-06-29	United Technologies Corporation	Peripheral microcircuit serpentine cooling for turbine airfoils
US8177506B2 (en) *	2006-01-25	2012-05-15	United Technologies Corporation	Microcircuit cooling with an aspect ratio of unity
US7549843B2 (en) *	2006-08-24	2009-06-23	Siemens Energy, Inc.	Turbine airfoil cooling system with axial flowing serpentine cooling chambers
US7722324B2 (en) *	2006-09-05	2010-05-25	United Technologies Corporation	Multi-peripheral serpentine microcircuits for high aspect ratio blades
US8047788B1 (en) *	2007-10-19	2011-11-01	Florida Turbine Technologies, Inc.	Turbine airfoil with near-wall serpentine cooling
US8118553B2 (en) *	2009-03-20	2012-02-21	Siemens Energy, Inc.	Turbine airfoil cooling system with dual serpentine cooling chambers
US20110110772A1 (en) *	2009-11-11	2011-05-12	Arrell Douglas J	Turbine Engine Components with Near Surface Cooling Channels and Methods of Making the Same
US8894352B2 (en)	2010-09-07	2014-11-25	Siemens Energy, Inc.	Ring segment with forked cooling passages
US9109454B2 (en)	2012-03-01	2015-08-18	General Electric Company	Turbine bucket with pressure side cooling
US9562439B2 (en) *	2013-12-27	2017-02-07	General Electric Company	Turbine nozzle and method for cooling a turbine nozzle of a gas turbine engine
US10598028B2 (en)	2016-10-26	2020-03-24	General Electric Company	Edge coupon including cooling circuit for airfoil
US10450950B2 (en)	2016-10-26	2019-10-22	General Electric Company	Turbomachine blade with trailing edge cooling circuit
US10233761B2 (en)	2016-10-26	2019-03-19	General Electric Company	Turbine airfoil trailing edge coolant passage created by cover
US10273810B2 (en)	2016-10-26	2019-04-30	General Electric Company	Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities
US10352176B2 (en) *	2016-10-26	2019-07-16	General Electric Company	Cooling circuits for a multi-wall blade
US10450875B2 (en)	2016-10-26	2019-10-22	General Electric Company	Varying geometries for cooling circuits of turbine blades
US10465521B2 (en)	2016-10-26	2019-11-05	General Electric Company	Turbine airfoil coolant passage created in cover
US10301946B2 (en)	2016-10-26	2019-05-28	General Electric Company	Partially wrapped trailing edge cooling circuits with pressure side impingements
US10309227B2 (en)	2016-10-26	2019-06-04	General Electric Company	Multi-turn cooling circuits for turbine blades
US11566527B2 (en)	2018-12-18	2023-01-31	General Electric Company	Turbine engine airfoil and method of cooling
US11814965B2 (en)	2021-11-10	2023-11-14	General Electric Company	Turbomachine blade trailing edge cooling circuit with turn passage having set of obstructions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2888241A (en) *	1954-06-09	1959-05-26	Stalker Corp	Fabricated cooled turbine blades
US2888243A (en) *	1956-10-22	1959-05-26	Pollock Robert Stephen	Cooled turbine blade
US3220697A (en) *	1963-08-30	1965-11-30	Gen Electric	Hollow turbine or compressor vane
US3370829A (en) *	1965-12-20	1968-02-27	Avco Corp	Gas turbine blade construction
US3658439A (en) *	1970-11-27	1972-04-25	Gen Electric	Metering of liquid coolant in open-circuit liquid-cooled gas turbines
US3736071A (en) *	1970-11-27	1973-05-29	Gen Electric	Bucket tip/collection slot combination for open-circuit liquid-cooled gas turbines

1973
- 1973-03-28 US US00345538A patent/US3849025A/en not_active Expired - Lifetime
1974
- 1974-03-18 CA CA195,243A patent/CA994245A/en not_active Expired
- 1974-03-22 GB GB1282774A patent/GB1470322A/en not_active Expired
- 1974-03-22 IT IT49536/74A patent/IT1005870B/en active
- 1974-03-26 DE DE2414397A patent/DE2414397A1/en active Pending
- 1974-03-27 NL NL7404171A patent/NL7404171A/xx unknown
- 1974-03-28 FR FR7410763A patent/FR2223549B1/fr not_active Expired
- 1974-03-28 JP JP49034013A patent/JPS5025914A/ja active Pending

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5244994U (en) *	1975-09-26	1977-03-30
EP0811597A2 (en)	1994-11-14	1997-12-10	Nippon Shokubai Co., Ltd.	Process for production of acrylic acid
US5739392A (en) *	1994-11-14	1998-04-14	Nippon Shokubai Co., Ltd.	Process for production of acrylic acid
US6344568B1 (en)	1999-02-19	2002-02-05	Nippon Shokubai Co., Ltd.	Catalyst for gas phase partial oxidation
US6563000B1 (en)	1999-05-27	2003-05-13	Nippon Shokubai Co., Ltd.	Process for producing acrylic acid
US6949675B2 (en)	2001-09-19	2005-09-27	Nippon Shokubai Co., Ltd.	Process for producing acrylic acid
US7429678B2 (en)	2003-02-27	2008-09-30	Nippon Shokubai Co., Ltd.	Composite-oxide catalyst and process for production of acrylic acid using said catalyst
US7329628B2 (en)	2003-03-26	2008-02-12	Lg Chem, Ltd.	Method for preparing catalysts for partial oxidation of propylene and iso-butylene

Also Published As

Publication number	Publication date
DE2414397A1 (en)	1974-10-17
NL7404171A (en)	1974-10-01
GB1470322A (en)	1977-04-14
CA994245A (en)	1976-08-03
FR2223549B1 (en)	1979-10-12
IT1005870B (en)	1976-09-30
US3849025A (en)	1974-11-19
FR2223549A1 (en)	1974-10-25

Publication	Publication Date	Title
AR201758A1 (en)	1975-04-15
AU465372B2 (en)	1975-09-25
FR2223549B1 (en)	1979-10-12
AR201235Q (en)	1975-02-21
AU474593B2 (en)	1976-07-29
AU474511B2 (en)	1976-07-22
AU474838B2 (en)	1976-08-05
AU471343B2 (en)	1976-04-15
AU465453B2 (en)	1975-09-25
AU465434B2 (en)	1975-09-25
AU450229B2 (en)	1974-07-04
AR201229Q (en)	1975-02-21
AU466283B2 (en)	1975-10-23
AU476696B2 (en)	1976-09-30
AR199451A1 (en)	1974-08-30
AU472848B2 (en)	1976-06-03
AU447540B2 (en)	1974-03-25
AR200885A1 (en)	1974-12-27
AR196382A1 (en)	1973-12-18
AR197627A1 (en)	1974-04-23
AR200256A1 (en)	1974-10-31
AU471461B2 (en)	1976-04-29
AR210729A1 (en)	1977-09-15
AU461342B2 (en)	1975-05-22
AR201432A1 (en)	1975-03-14