SE458136B - Loepskovelkrans av en axiellt genomstroemmad turbomaskin - Google Patents

Loepskovelkrans av en axiellt genomstroemmad turbomaskin

Info

Publication number: SE458136B
Authority: SE; Sweden
Prior art keywords: grooves; wire; rolling; cover plates; running
Prior art date: 1985-07-05

Application number

SE8602987A

Other languages

English (en)

Swedish (sv)

Other versions

SE8602987L (sv

SE8602987D0 (sv

Inventor

K Gloor

Original Assignee

Bbc Brown Boveri & Cie

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.)

1985-07-05

Filing date

1986-07-04

Publication date

1989-02-27

1986-07-04 Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie

1986-07-04 Publication of SE8602987D0 publication Critical patent/SE8602987D0/xx

1987-01-06 Publication of SE8602987L publication Critical patent/SE8602987L/

1989-02-27 Publication of SE458136B publication Critical patent/SE458136B/sv

Links

238000005096 rolling process Methods 0.000 claims description 8
239000000463 material Substances 0.000 claims description 6
230000002093 peripheral effect Effects 0.000 claims description 6
125000006850 spacer group Chemical group 0.000 claims description 4
238000013016 damping Methods 0.000 description 3
230000007797 corrosion Effects 0.000 description 2
238000005260 corrosion Methods 0.000 description 2
QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000009931 harmful effect Effects 0.000 description 1
238000003754 machining Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
- F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
- 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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
- F01D5/24—Blade-to-blade connections, e.g. for damping vibrations using wire or the like
- 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
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

SE8602987A 1985-07-05 1986-07-04 Loepskovelkrans av en axiellt genomstroemmad turbomaskin SE458136B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH2892/85A CH666722A5 (de)	1985-07-05	1985-07-05	Laufschaufelkranz einer axial durchstroemten turbomaschine.

Publications (3)

Publication Number	Publication Date
SE8602987D0 SE8602987D0 (sv)	1986-07-04
SE8602987L SE8602987L (sv)	1987-01-06
SE458136B true SE458136B (sv)	1989-02-27

Family

ID=4243944

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8602987A SE458136B (sv)	1985-07-05	1986-07-04	Loepskovelkrans av en axiellt genomstroemmad turbomaskin

Country Status (6)

Country	Link
US (1)	US4699569A (de)
JP (1)	JPH0713442B2 (de)
CH (1)	CH666722A5 (de)
DE (1)	DE3620162C2 (de)
PL (1)	PL149863B1 (de)
SE (1)	SE458136B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4767273A (en) *	1987-02-24	1988-08-30	Westinghouse Electric Corp.	Apparatus and method for reducing blade flop in steam turbine
FR2612249B1 (fr) *	1987-03-12	1992-02-07	Alsthom	Aubage mobile pour turbines a vapeur
US5201850A (en) *	1991-02-15	1993-04-13	General Electric Company	Rotor tip shroud damper including damper wires
US5156529A (en) *	1991-03-28	1992-10-20	Westinghouse Electric Corp.	Integral shroud blade design
JPH10325302A (ja) *	1997-05-26	1998-12-08	Ishikawajima Harima Heavy Ind Co Ltd	動翼の制振構造
US6494679B1 (en) *	1999-08-05	2002-12-17	General Electric Company	Apparatus and method for rotor damping
US6482533B2 (en)	2001-03-05	2002-11-19	The Boeing Company	Article having imbedded cavity
DE10328310A1 (de) *	2003-06-23	2005-01-13	Alstom Technology Ltd	Verfahren zum Modifizieren der Kopplungsgeometrie bei Deckbandsegmenten von Turbinenlaufschaufeln
EP2573327A1 (de) *	2011-09-20	2013-03-27	Siemens Aktiengesellschaft	Dämpfungsdraht, zugehörige Laufschaufelstufe, Dampfturbine und Herstellungsverfahren
CN103758579B (zh) *	2014-01-26	2015-12-02	中国船舶重工集团公司第七�三研究所	船用汽轮机自带冠叶片外包拉筋减振结构的装配方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA873151A (en) *		1971-06-15	The Minister Of Aviation In Her Britannic Majesty's Government Of The Un Ited Kingdom Of Great Britain And Northern Ireland	Bladed rotor for fluid flow machines
US764450A (en) *	1903-12-19	1904-07-05	Gen Electric	Turbine-bucket cover.
FR344451A (fr) *	1904-06-30	1904-11-05	Thomson Houston Ateliers	Perfectionnements aux modes d'assemblage des couvercles d'augets des turbines à fluide élastique
US1061648A (en) *	1910-08-27	1913-05-13	George Westinghouse	Blades.
US1165005A (en) *	1914-05-14	1915-12-21	Westinghouse Machine Co	Blade construction for elastic-fluid turbines.
GB244518A (en) *	1924-09-16	1925-12-16	Karl Baumann	Improvements relating to elastic fluid turbines
US1542402A (en) *	1924-12-17	1925-06-16	Westinghouse Electric & Mfg Co	Elastic-fluid turbine
GB267405A (en) *	1926-09-09	1927-03-17	Charles Oliver	Improvements in or relating to shrouding for turbine blades and the like
FR685110A (fr) *	1928-12-13	1930-07-04	Brown	Procédé et outillage pour l'exécution de la liaison entre les ailettes de turbines à vapeur ou à gaz au moyen d'un fil métallique et de pièces intermédiaires
DE805581C (de) *	1949-10-27	1951-05-25	Maschf Augsburg Nuernberg Ag	Schaufelbindung fuer Gas- und Dampfturbinen
US2771267A (en) *	1952-05-27	1956-11-20	United Aircraft Corp	Lacing for compressor blades
FR1115124A (fr) *	1954-11-26	1956-04-19	Snecma	Dispositif d'arrêt pour aubes mobiles de turbo-machines
BE554667A (de) *	1956-02-03
JPS4426769Y1 (de) *	1965-04-04	1969-11-10
GB1195012A (en) *	1966-06-21	1970-06-17	Rolls Royce	Rotor for Bladed Fluid Flow Machines.
FR1542561A (fr) *	1967-07-07		Snecma	Dispositif de fixation d'aubes pour turbomachines
GB1287223A (en) *	1970-02-02	1972-08-31	Ass Elect Ind	Improvements in or relating to turbine blading
SE7502749L (sv) *	1975-03-12	1976-09-13	Stal Laval Turbin Ab	Lophjul for axialturbin
CH593417A5 (de) *	1976-08-17	1977-11-30	Bbc Brown Boveri & Cie
CH622313A5 (de) *	1977-09-14	1981-03-31	Bbc Brown Boveri & Cie
SU693041A1 (ru) *	1978-05-11	1979-10-25	Харьковский Ордена Ленина И Ордена Трудового Красного Знамени Турбинный Завод Им.С.М.Кирова	Рабочее колесо турбомашины
JPS5746005A (en) *	1980-09-03	1982-03-16	Hitachi Ltd	Moving blade coupling device
JPS57137605A (en) *	1981-02-19	1982-08-25	Toshiba Corp	Moving blade of turbine

1985
- 1985-07-05 CH CH2892/85A patent/CH666722A5/de not_active IP Right Cessation
1986
- 1986-06-14 DE DE3620162A patent/DE3620162C2/de not_active Expired - Fee Related
- 1986-06-23 US US06/877,123 patent/US4699569A/en not_active Expired - Lifetime
- 1986-07-01 PL PL1986260390A patent/PL149863B1/pl unknown
- 1986-07-01 JP JP61152862A patent/JPH0713442B2/ja not_active Expired - Fee Related
- 1986-07-04 SE SE8602987A patent/SE458136B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPS6210403A (ja)	1987-01-19
CH666722A5 (de)	1988-08-15
DE3620162C2 (de)	1994-06-23
SE8602987L (sv)	1987-01-06
DE3620162A1 (de)	1987-01-15
JPH0713442B2 (ja)	1995-02-15
PL149863B1 (en)	1990-03-31
US4699569A (en)	1987-10-13
SE8602987D0 (sv)	1986-07-04

Legal Events

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 8602987-3

Effective date: 19950210

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1995-04-03

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