EP1862642A3 - Rotor blade of a first phase of a vapor turbine with a fork foot and covering belt - Google Patents
Rotor blade of a first phase of a vapor turbine with a fork foot and covering belt Download PDFInfo
- Publication number
- EP1862642A3 EP1862642A3 EP07108516A EP07108516A EP1862642A3 EP 1862642 A3 EP1862642 A3 EP 1862642A3 EP 07108516 A EP07108516 A EP 07108516A EP 07108516 A EP07108516 A EP 07108516A EP 1862642 A3 EP1862642 A3 EP 1862642A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blades
- rotor
- phase
- rotor blade
- vapor turbine
- 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- Withdrawn
Links
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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
-
- 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
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/31—Application in turbines in steam turbines
-
- 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
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT001064A ITMI20061064A1 (en) | 2006-05-31 | 2006-05-31 | ROTORIC SHOVEL OF A FIRST STAGE OF A VAèPORE TURBINE WITH FORK FOOT AND COVERING TAPE |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1862642A2 EP1862642A2 (en) | 2007-12-05 |
EP1862642A3 true EP1862642A3 (en) | 2009-03-25 |
Family
ID=38457565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07108516A Withdrawn EP1862642A3 (en) | 2006-05-31 | 2007-05-21 | Rotor blade of a first phase of a vapor turbine with a fork foot and covering belt |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080044286A1 (en) |
EP (1) | EP1862642A3 (en) |
JP (1) | JP2007321762A (en) |
KR (1) | KR20070115704A (en) |
CN (1) | CN101082287A (en) |
IT (1) | ITMI20061064A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008031780A1 (en) * | 2008-07-04 | 2010-01-07 | Man Turbo Ag | Blade and turbomachine with blade |
KR101114534B1 (en) * | 2009-08-14 | 2012-02-27 | 두산중공업 주식회사 | Aseembly method of Finger type bucket |
EP2690254B1 (en) * | 2012-07-27 | 2017-04-26 | General Electric Technology GmbH | Turbine rotor blade root attachments |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5299915A (en) * | 1992-07-15 | 1994-04-05 | General Electric Corporation | Bucket for the last stage of a steam turbine |
EP1331362A2 (en) * | 2002-01-28 | 2003-07-30 | Kabushiki Kaisha Toshiba | Geothermal steam turbine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4066384A (en) * | 1975-07-18 | 1978-01-03 | Westinghouse Electric Corporation | Turbine rotor blade having integral tenon thereon and split shroud ring associated therewith |
US5238368A (en) * | 1991-01-16 | 1993-08-24 | Ortolano Ralph J | Converting grouped blading to equivalent integral covered blading |
WO1999013200A1 (en) * | 1997-09-05 | 1999-03-18 | Hitachi, Ltd. | Steam turbine |
-
2006
- 2006-05-31 IT IT001064A patent/ITMI20061064A1/en unknown
-
2007
- 2007-05-10 US US11/746,692 patent/US20080044286A1/en not_active Abandoned
- 2007-05-21 EP EP07108516A patent/EP1862642A3/en not_active Withdrawn
- 2007-05-30 KR KR1020070052558A patent/KR20070115704A/en not_active Application Discontinuation
- 2007-05-31 CN CNA2007101087943A patent/CN101082287A/en active Pending
- 2007-05-31 JP JP2007144314A patent/JP2007321762A/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5299915A (en) * | 1992-07-15 | 1994-04-05 | General Electric Corporation | Bucket for the last stage of a steam turbine |
EP1331362A2 (en) * | 2002-01-28 | 2003-07-30 | Kabushiki Kaisha Toshiba | Geothermal steam turbine |
Also Published As
Publication number | Publication date |
---|---|
ITMI20061064A1 (en) | 2007-12-01 |
CN101082287A (en) | 2007-12-05 |
JP2007321762A (en) | 2007-12-13 |
US20080044286A1 (en) | 2008-02-21 |
KR20070115704A (en) | 2007-12-06 |
EP1862642A2 (en) | 2007-12-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1396608A3 (en) | Integrally bladed rotor | |
EP1731733A3 (en) | Integrated counterrotating turbofan | |
EP1882816A3 (en) | Radially split serpentine cooling microcircuits | |
EP2159374A3 (en) | Rotor blade | |
EP2241725A3 (en) | A system comprising a gas turbine, a power turbine and first and second connected generators | |
WO2009087273A3 (en) | Turbocharger arrangement for a piston engine | |
EP2253800A3 (en) | A balanced rotor for a turbine engine | |
EP2077376A3 (en) | Composite rotor blade attachment in a gas turbine | |
EP2154334A3 (en) | Annulus filler between turbine blades | |
EP2241721A3 (en) | Airfoil with feature against flow separation, corresponding gas turbine engine and operating method | |
EP2535548A3 (en) | Turbine section of high bypass turbofan | |
EP1992786A3 (en) | Rotor blade platform and corresponding bladed rotor assembly | |
EP2372102A3 (en) | Rotor blade platform of a gas turbine engine | |
EP2738392A3 (en) | Fan blade for a turbofan gas turbine engine | |
EP2412924A3 (en) | A disk spacer for a gas engine turbine and a method for providing a rotor assembly | |
EP2149674A3 (en) | Vibration damper. | |
EP1746249A3 (en) | Fan rotor | |
MX339075B (en) | Centrifugal impeller and turbomachine. | |
EP1731734A3 (en) | Counterrotating turbofan engine | |
EP2071139A3 (en) | Bearing mounting system in a low pressure turbine | |
EP1939399A3 (en) | Turbine assembly | |
EP2072830A3 (en) | Centrifugal impeller with internal heating | |
EP1978208A3 (en) | Multi-alloy turbine rotors and methods of manufacturing the rotors | |
EP2085586A3 (en) | Low pressure turbine and corresponding gas turbine engine | |
EP1830037A3 (en) | Steam turbine blade |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK YU |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
17P | Request for examination filed |
Effective date: 20090925 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
17Q | First examination report despatched |
Effective date: 20091112 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20110223 |