IT1226529B - Tecnica di rivestimento e struttura perfezionata per superfici di tenuta di vapore d'ingresso di turbine a vapore - Google Patents
Tecnica di rivestimento e struttura perfezionata per superfici di tenuta di vapore d'ingresso di turbine a vaporeInfo
- Publication number
- IT1226529B IT1226529B IT8841653A IT4165388A IT1226529B IT 1226529 B IT1226529 B IT 1226529B IT 8841653 A IT8841653 A IT 8841653A IT 4165388 A IT4165388 A IT 4165388A IT 1226529 B IT1226529 B IT 1226529B
- Authority
- IT
- Italy
- Prior art keywords
- steam
- improved structure
- coating technique
- turbines
- inlet
- Prior art date
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
- F01D5/28—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
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
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)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/085,583 US4850794A (en) | 1987-08-14 | 1987-08-14 | Hardfacing technique and improved construction for inlet steam sealing surfaces of steam turbines |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8841653A0 IT8841653A0 (it) | 1988-08-08 |
IT1226529B true IT1226529B (it) | 1991-01-24 |
Family
ID=22192603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8841653A IT1226529B (it) | 1987-08-14 | 1988-08-08 | Tecnica di rivestimento e struttura perfezionata per superfici di tenuta di vapore d'ingresso di turbine a vapore |
Country Status (7)
Country | Link |
---|---|
US (1) | US4850794A (it) |
JP (1) | JPS6463606A (it) |
KR (1) | KR890004046A (it) |
CN (1) | CN1020494C (it) |
CA (1) | CA1283056C (it) |
ES (1) | ES2009652A6 (it) |
IT (1) | IT1226529B (it) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3905900A1 (de) * | 1989-02-25 | 1990-08-30 | Gutehoffnungshuette Man | Frischdampfdurchfuehrung fuer dampfturbinen in doppelgehaeusebauart |
US5037115A (en) * | 1989-09-11 | 1991-08-06 | Brandon Ronald E | Piston ring assemblies for high temperature seals |
CN1039038C (zh) * | 1994-08-24 | 1998-07-08 | 山东省冶金科学研究院 | 不锈钢 碳钢复合板酸洗液 |
US5628617A (en) * | 1996-08-12 | 1997-05-13 | Demag Delavel Turbomachinery Corp. Turbocare Division | Expanding bell seal |
US6605160B2 (en) | 2000-08-21 | 2003-08-12 | Robert Frank Hoskin | Repair of coatings and surfaces using reactive metals coating processes |
US6454270B1 (en) * | 2000-12-14 | 2002-09-24 | General Electric Company | Low leakage snout sealing system |
US6887035B2 (en) | 2002-10-23 | 2005-05-03 | General Electric Company | Tribologically improved design for variable stator vanes |
US6997677B2 (en) * | 2003-03-05 | 2006-02-14 | General Electric Company | Method and apparatus for rotating machine main fit seal |
DE102007061084A1 (de) * | 2007-12-19 | 2009-07-02 | Federal-Mogul Sealing Systems Gmbh | Metallische Flachdichtung und Herstellverfahren |
EP2216512A1 (de) * | 2009-02-10 | 2010-08-11 | Siemens Aktiengesellschaft | Dreischalige Dampfturbine |
JP5558396B2 (ja) * | 2011-03-24 | 2014-07-23 | 株式会社東芝 | 蒸気タービン |
CN108561541A (zh) * | 2018-05-16 | 2018-09-21 | 湖南南方宇航高精传动有限公司 | 一种盾构主驱动行星减速机的密封结构 |
US20200025038A1 (en) * | 2018-07-17 | 2020-01-23 | United Technologies Corporation | Sealing configuration to reduce air leakage |
US10830077B2 (en) * | 2018-07-17 | 2020-11-10 | Raytheon Technologies Corporation | Sealing configuration to reduce air leakage |
US11371632B2 (en) * | 2019-07-24 | 2022-06-28 | Raytheon Technologies Corporation | Compliant jumper tube fitting |
CN110966050B (zh) * | 2019-12-20 | 2022-05-10 | 东方电气集团东方汽轮机有限公司 | 一种汽轮机进汽插管密封连接结构 |
US20240117880A1 (en) * | 2022-10-10 | 2024-04-11 | Rtx Corporation | Methods for surface modification of mid-turbine frame piston seal rings and interfacing components to achieve low friction and high wear resistance |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1625541A (en) * | 1923-12-21 | 1927-04-19 | Westinghouse Electric & Mfg Co | Elastic-fluid turbine |
GB718534A (en) * | 1951-03-10 | 1954-11-17 | British Thomson Houston Co Ltd | Improvements in and relating to high temperature expansion joints |
US2800299A (en) * | 1955-09-30 | 1957-07-23 | Gen Electric | Nozzlebox structure for high temperature steam turbine |
US2863632A (en) * | 1956-12-17 | 1958-12-09 | Gen Electric | Slip ring expansion joint |
US3476099A (en) * | 1968-02-26 | 1969-11-04 | Int Harvester Co | Head,gasket,and protector assembly and method |
JPS5257857A (en) * | 1975-11-07 | 1977-05-12 | Tokico Ltd | Measured value correction circuit |
EP0046268A3 (en) * | 1980-08-14 | 1982-08-04 | Union Carbide Corporation | Corrosion resistant autodeposition composition |
US4362464A (en) * | 1980-08-22 | 1982-12-07 | Westinghouse Electric Corp. | Turbine cylinder-seal system |
JPS58178806A (ja) * | 1982-04-14 | 1983-10-19 | Toshiba Corp | 蒸気タ−ビンのエキスパンシヨンジヨイント |
JPS5970813A (ja) * | 1982-10-18 | 1984-04-21 | Hitachi Ltd | 蒸気タ−ビン伸縮管継手のリテ−ナ−リング |
JPS61252805A (ja) * | 1985-04-30 | 1986-11-10 | Toshiba Corp | 伸縮継手 |
US4702671A (en) * | 1985-05-30 | 1987-10-27 | General Electric Company | Slip ring expansion joint |
-
1987
- 1987-08-14 US US07/085,583 patent/US4850794A/en not_active Expired - Fee Related
-
1988
- 1988-08-08 IT IT8841653A patent/IT1226529B/it active
- 1988-08-09 CA CA000574212A patent/CA1283056C/en not_active Expired - Lifetime
- 1988-08-11 JP JP63199048A patent/JPS6463606A/ja active Pending
- 1988-08-12 ES ES8802535A patent/ES2009652A6/es not_active Expired
- 1988-08-13 CN CN88104965A patent/CN1020494C/zh not_active Expired - Fee Related
- 1988-08-13 KR KR1019880010384A patent/KR890004046A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR890004046A (ko) | 1989-04-19 |
CA1283056C (en) | 1991-04-16 |
JPS6463606A (en) | 1989-03-09 |
US4850794A (en) | 1989-07-25 |
CN1032568A (zh) | 1989-04-26 |
CN1020494C (zh) | 1993-05-05 |
IT8841653A0 (it) | 1988-08-08 |
ES2009652A6 (es) | 1989-10-01 |
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