IT1221005B - Diffusore per compressore centrifugo - Google Patents
Diffusore per compressore centrifugoInfo
- Publication number
- IT1221005B IT1221005B IT23597/84A IT2359784A IT1221005B IT 1221005 B IT1221005 B IT 1221005B IT 23597/84 A IT23597/84 A IT 23597/84A IT 2359784 A IT2359784 A IT 2359784A IT 1221005 B IT1221005 B IT 1221005B
- Authority
- IT
- Italy
- Prior art keywords
- centrifugal compressor
- compressor diffuser
- diffuser
- centrifugal
- compressor
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/557,561 US4576550A (en) | 1983-12-02 | 1983-12-02 | Diffuser for a centrifugal compressor |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8423597A0 IT8423597A0 (it) | 1984-11-15 |
IT1221005B true IT1221005B (it) | 1990-06-21 |
Family
ID=24225930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23597/84A IT1221005B (it) | 1983-12-02 | 1984-11-15 | Diffusore per compressore centrifugo |
Country Status (8)
Country | Link |
---|---|
US (1) | US4576550A (it) |
JP (1) | JPS60145499A (it) |
CA (1) | CA1233147A (it) |
CH (1) | CH668808A5 (it) |
DE (1) | DE3442665A1 (it) |
FR (1) | FR2556054B1 (it) |
GB (1) | GB2150638B (it) |
IT (1) | IT1221005B (it) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4790720A (en) * | 1987-05-18 | 1988-12-13 | Sundstrand Corporation | Leading edges for diffuser blades |
JPH01257797A (ja) * | 1988-04-05 | 1989-10-13 | Kawasaki Heavy Ind Ltd | 遠心圧縮機のデイフユーザおよびその製造方法 |
US5266002A (en) * | 1990-10-30 | 1993-11-30 | Carrier Corporation | Centrifugal compressor with pipe diffuser and collector |
KR950009062B1 (ko) * | 1990-10-30 | 1995-08-14 | 캐리어 코포레이션 | 파이프 디퓨저 및 콜렉터를 갖는 원심 압축기 |
US5145317A (en) * | 1991-08-01 | 1992-09-08 | Carrier Corporation | Centrifugal compressor with high efficiency and wide operating range |
JPH072428U (ja) * | 1993-06-19 | 1995-01-13 | 有限会社三和 | 花環用名札カバー |
JPH07277347A (ja) * | 1994-04-04 | 1995-10-24 | Shigeru Kobayashi | 名札用カバー |
US6651439B2 (en) | 2001-01-12 | 2003-11-25 | General Electric Co. | Methods and apparatus for supplying air to turbine engine combustors |
US6540481B2 (en) | 2001-04-04 | 2003-04-01 | General Electric Company | Diffuser for a centrifugal compressor |
US6589015B1 (en) * | 2002-05-08 | 2003-07-08 | Pratt & Whitney Canada Corp. | Discrete passage diffuser |
JP3815426B2 (ja) | 2002-11-28 | 2006-08-30 | ヤマハ株式会社 | 弦楽器用の圧電変換装置、弦楽器用の駒及び弦楽器 |
US6854954B2 (en) * | 2003-03-03 | 2005-02-15 | General Electric Company | Methods and apparatus for assembling turbine engines |
US7101151B2 (en) * | 2003-09-24 | 2006-09-05 | General Electric Company | Diffuser for centrifugal compressor |
US8505305B2 (en) * | 2007-04-20 | 2013-08-13 | Pratt & Whitney Canada Corp. | Diffuser with improved erosion resistance |
US7905703B2 (en) * | 2007-05-17 | 2011-03-15 | General Electric Company | Centrifugal compressor return passages using splitter vanes |
US8235648B2 (en) * | 2008-09-26 | 2012-08-07 | Pratt & Whitney Canada Corp. | Diffuser with enhanced surge margin |
US8147178B2 (en) * | 2008-12-23 | 2012-04-03 | General Electric Company | Centrifugal compressor forward thrust and turbine cooling apparatus |
US8087249B2 (en) * | 2008-12-23 | 2012-01-03 | General Electric Company | Turbine cooling air from a centrifugal compressor |
CN102562673A (zh) * | 2012-01-03 | 2012-07-11 | 大同北方天力增压技术有限公司 | 一种用于涡轮增压器离心式压气机枣核形叶片扩压器 |
US10422345B2 (en) | 2013-12-05 | 2019-09-24 | General Electric Company | Centrifugal compressor curved diffusing passage portion |
DE102015219556A1 (de) | 2015-10-08 | 2017-04-13 | Rolls-Royce Deutschland Ltd & Co Kg | Diffusor für Radialverdichter, Radialverdichter und Turbomaschine mit Radialverdichter |
US10570925B2 (en) | 2015-10-27 | 2020-02-25 | Pratt & Whitney Canada Corp. | Diffuser pipe with splitter vane |
US9926942B2 (en) | 2015-10-27 | 2018-03-27 | Pratt & Whitney Canada Corp. | Diffuser pipe with vortex generators |
US10352237B2 (en) | 2016-05-26 | 2019-07-16 | Rolls-Royce Corporation | Diffuser having shaped vanes |
US10823197B2 (en) | 2016-12-20 | 2020-11-03 | Pratt & Whitney Canada Corp. | Vane diffuser and method for controlling a compressor having same |
CN107061321B (zh) * | 2017-03-15 | 2018-12-11 | 清华大学 | 采用安装角和稠度耦合可变的非对称有叶扩压器的压气机 |
CN107061368B (zh) * | 2017-03-15 | 2018-12-11 | 清华大学 | 采用周向可变叶片稠度非对称有叶扩压器的离心压气机 |
US11333171B2 (en) * | 2018-11-27 | 2022-05-17 | Honeywell International Inc. | High performance wedge diffusers for compression systems |
US10871170B2 (en) * | 2018-11-27 | 2020-12-22 | Honeywell International Inc. | High performance wedge diffusers for compression systems |
US11131210B2 (en) | 2019-01-14 | 2021-09-28 | Honeywell International Inc. | Compressor for gas turbine engine with variable vaneless gap |
US11098730B2 (en) | 2019-04-12 | 2021-08-24 | Rolls-Royce Corporation | Deswirler assembly for a centrifugal compressor |
US11441516B2 (en) | 2020-07-14 | 2022-09-13 | Rolls-Royce North American Technologies Inc. | Centrifugal compressor assembly for a gas turbine engine with deswirler having sealing features |
US11286952B2 (en) | 2020-07-14 | 2022-03-29 | Rolls-Royce Corporation | Diffusion system configured for use with centrifugal compressor |
US11578654B2 (en) | 2020-07-29 | 2023-02-14 | Rolls-Royce North American Technologies Inc. | Centrifical compressor assembly for a gas turbine engine |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1039211A (fr) * | 1951-06-29 | 1953-10-06 | Conservatoire Nat Des Arts & M | Col réglable pour canalisation aérodynamique et hydraulique |
US3333762A (en) * | 1966-11-16 | 1967-08-01 | United Aircraft Canada | Diffuser for centrifugal compressor |
US3743436A (en) * | 1971-07-13 | 1973-07-03 | Avco Corp | Diffuser for centrifugal compressor |
US3719430A (en) * | 1971-08-24 | 1973-03-06 | Gen Electric | Diffuser |
SE382342B (sv) * | 1973-06-18 | 1976-01-26 | United Turbine Ab & Co | Avloppsdiffusor for centrifugalkompressor |
US3860360A (en) * | 1973-09-04 | 1975-01-14 | Gen Motors Corp | Diffuser for a centrifugal compressor |
US3876328A (en) * | 1973-11-29 | 1975-04-08 | Avco Corp | Compressor with improved performance diffuser |
US3905721A (en) * | 1974-09-03 | 1975-09-16 | Gen Motors Corp | Centrifugal compressor diffuser |
US3917434A (en) * | 1974-10-07 | 1975-11-04 | Gen Motors Corp | Diffuser |
US4027997A (en) * | 1975-12-10 | 1977-06-07 | General Electric Company | Diffuser for a centrifugal compressor |
JPS60898A (ja) * | 1983-06-17 | 1985-01-05 | Toshiba Corp | 消化槽の返送汚泥制御装置 |
-
1983
- 1983-12-02 US US06/557,561 patent/US4576550A/en not_active Expired - Lifetime
-
1984
- 1984-11-09 GB GB08428339A patent/GB2150638B/en not_active Expired
- 1984-11-15 IT IT23597/84A patent/IT1221005B/it active
- 1984-11-23 CA CA000468496A patent/CA1233147A/en not_active Expired
- 1984-11-23 FR FR848417860A patent/FR2556054B1/fr not_active Expired - Lifetime
- 1984-11-23 DE DE3442665A patent/DE3442665A1/de active Granted
- 1984-11-27 CH CH5659/84A patent/CH668808A5/de not_active IP Right Cessation
- 1984-11-29 JP JP59250690A patent/JPS60145499A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2150638B (en) | 1987-11-25 |
CA1233147A (en) | 1988-02-23 |
JPS60145499A (ja) | 1985-07-31 |
DE3442665C2 (it) | 1993-09-16 |
FR2556054B1 (fr) | 1991-02-01 |
CH668808A5 (de) | 1989-01-31 |
GB8428339D0 (en) | 1984-12-19 |
US4576550A (en) | 1986-03-18 |
FR2556054A1 (fr) | 1985-06-07 |
GB2150638A (en) | 1985-07-03 |
IT8423597A0 (it) | 1984-11-15 |
DE3442665A1 (de) | 1985-06-13 |
JPH0514119B2 (it) | 1993-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971125 |