CA996524A - Variable diffuser for centrifugal compressor - Google Patents
Variable diffuser for centrifugal compressorInfo
- Publication number
- CA996524A CA996524A CA178,361A CA178361A CA996524A CA 996524 A CA996524 A CA 996524A CA 178361 A CA178361 A CA 178361A CA 996524 A CA996524 A CA 996524A
- Authority
- CA
- Canada
- Prior art keywords
- centrifugal compressor
- variable diffuser
- diffuser
- variable
- centrifugal
- 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.)
- Expired
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
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
-
- 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 |
---|---|---|---|
US00308160A US3799694A (en) | 1972-11-20 | 1972-11-20 | Variable diffuser |
Publications (1)
Publication Number | Publication Date |
---|---|
CA996524A true CA996524A (en) | 1976-09-07 |
Family
ID=23192814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA178,361A Expired CA996524A (en) | 1972-11-20 | 1973-08-08 | Variable diffuser for centrifugal compressor |
Country Status (4)
Country | Link |
---|---|
US (1) | US3799694A (en) |
JP (1) | JPS5322964B2 (en) |
CA (1) | CA996524A (en) |
GB (1) | GB1437105A (en) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963369A (en) * | 1974-12-16 | 1976-06-15 | Avco Corporation | Diffuser including movable vanes |
US3992128A (en) * | 1975-06-09 | 1976-11-16 | General Motors Corporation | Variable diffuser |
JPS54151741A (en) * | 1978-05-22 | 1979-11-29 | Toshiba Corp | Multi-stage hydraulic machine |
JPS55123394A (en) * | 1979-03-12 | 1980-09-22 | Hitachi Ltd | Capacity control of centrifugal compressor |
US4514976A (en) * | 1980-06-02 | 1985-05-07 | Rockwell International Corporation | Integrated auxiliary power and environmental control unit |
US4378194A (en) * | 1980-10-02 | 1983-03-29 | Carrier Corporation | Centrifugal compressor |
US4770605A (en) * | 1981-02-16 | 1988-09-13 | Mitsubishi Jukogyo Kabushiki Kaisha | Diffuser device in a centrifugal compressor and method for manufacturing the same |
USRE32756E (en) * | 1981-08-18 | 1988-09-27 | A/S Kongsberg Vapenfabrikk | Pre-swirl inlet guide vane for compressor |
US4428714A (en) | 1981-08-18 | 1984-01-31 | A/S Kongsberg Vapenfabrikk | Pre-swirl inlet guide vanes for compressor |
US4492520A (en) * | 1982-05-10 | 1985-01-08 | Marchand William C | Multi-stage vane stator for radial inflow turbine |
US4657476A (en) * | 1984-04-11 | 1987-04-14 | Turbotech, Inc. | Variable area turbine |
US4780049A (en) * | 1986-06-02 | 1988-10-25 | Palmer Lynn D | Compressor |
US4799142A (en) * | 1986-07-11 | 1989-01-17 | The Toro Company | Irrigation controller |
US4978279A (en) * | 1988-09-06 | 1990-12-18 | Sundstrand Corporation | Simplified inlet guide vane construction for a rotary compressor |
US5207559A (en) * | 1991-07-25 | 1993-05-04 | Allied-Signal Inc. | Variable geometry diffuser assembly |
US5569078A (en) * | 1995-03-06 | 1996-10-29 | Colorado State University Research Foundation | Air diffuser having fixed and variable outlet ports |
US6513330B1 (en) | 2000-11-08 | 2003-02-04 | Allison Advanced Development Company | Diffuser for a gas turbine engine |
US6814540B2 (en) * | 2002-10-22 | 2004-11-09 | Carrier Corporation | Rotating vane diffuser for a centrifugal compressor |
US20050123397A1 (en) * | 2003-12-03 | 2005-06-09 | Mcardle Nathan J. | Compressor diffuser |
ITMI20032608A1 (en) * | 2003-12-29 | 2005-06-30 | Nuovo Pignone Spa | CENTRIFUGAL COMPRESSOR PALETTE SYSTEM WITH REGULATION MECHANISM |
US7407367B2 (en) * | 2004-09-22 | 2008-08-05 | Hamilton Sundstrand Corporation | Variable area diffuser |
EP1809908B1 (en) * | 2004-11-08 | 2008-02-20 | Honeywell International Inc. | Variable geometry compressor |
EP1910687B1 (en) * | 2005-08-02 | 2019-01-02 | Honeywell International Inc. | Variable geometry compressor housing and manufacturing method thereof |
US20080276613A1 (en) * | 2007-05-09 | 2008-11-13 | Phillipe Noelle | Discrete variable geometry compressor |
US9080578B2 (en) | 2008-09-02 | 2015-07-14 | Hamilton Sundstrand Corporation | Compact drive for compressor variable diffuser |
US8231007B2 (en) * | 2009-01-29 | 2012-07-31 | Wark Rickey E | Static classifier cage |
US8540484B2 (en) | 2010-07-23 | 2013-09-24 | United Technologies Corporation | Low mass diffuser vane |
CN101922459B (en) * | 2010-07-28 | 2012-06-13 | 康跃科技股份有限公司 | Electric composite multi-stage centrifugal compressor device |
US8668444B2 (en) | 2010-09-28 | 2014-03-11 | General Electric Company | Attachment stud for a variable vane assembly of a turbine compressor |
US8714916B2 (en) | 2010-09-28 | 2014-05-06 | General Electric Company | Variable vane assembly for a turbine compressor |
JP2014198999A (en) * | 2012-02-23 | 2014-10-23 | 三菱重工業株式会社 | Compressor |
FR3009348B1 (en) * | 2013-08-02 | 2019-06-07 | Safran Helicopter Engines | DIFFUSER FOR A RADIAL OR MIXED COMPRESSOR OF AN ENGINE COMPRISING A FLASK OF WHICH A PART IS MOBILE |
WO2015069841A2 (en) * | 2013-11-11 | 2015-05-14 | Dresser, Inc. | System and method to position variable diffuser vanes in a compressor device |
US20170305559A1 (en) * | 2016-04-22 | 2017-10-26 | Hamilton Sundstrand Corporation | Environmental control system utilizing enhanced compressor |
US10753370B2 (en) | 2017-05-23 | 2020-08-25 | Rolls-Royce Corporation | Variable diffuser with axially translating end wall for a centrifugal compressor |
US10753369B2 (en) | 2018-05-11 | 2020-08-25 | Rolls-Royce Corporation | Variable diffuser having a respective penny for each vane |
US10883379B2 (en) | 2018-05-11 | 2021-01-05 | Rolls-Royce Corporation | Variable diffuser having a respective penny for each vane |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1771711A (en) * | 1928-01-19 | 1930-07-29 | Voith Gmbh J M | Split guide blade for centrifugal pumps |
DE547491C (en) * | 1930-09-18 | 1932-04-01 | Escher Wyss Maschf Ag | Guide device with rotating blades for centrifugal machines, especially centrifugal pumps |
US2392200A (en) * | 1944-11-27 | 1946-01-01 | Gen Electric | Centrifugal compressor |
US2645410A (en) * | 1947-05-05 | 1953-07-14 | Construction De Moteurs D Avia | Gaseous fluid compressor |
CH390948A (en) * | 1961-01-24 | 1965-04-30 | Kuehnle Kopp Kausch Ag | Gas turbine |
FR1405388A (en) * | 1964-05-14 | 1965-07-09 | Hispano Suiza Sa | Improvements made to supersonic compressors, in particular those of the centrifugal or axial-centrifugal type |
CH486636A (en) * | 1968-08-20 | 1970-02-28 | Escher Wyss Ag | Diffuser of a centrifugal carrier |
-
1972
- 1972-11-20 US US00308160A patent/US3799694A/en not_active Expired - Lifetime
-
1973
- 1973-08-08 CA CA178,361A patent/CA996524A/en not_active Expired
- 1973-11-08 GB GB5183673A patent/GB1437105A/en not_active Expired
- 1973-11-20 JP JP12980473A patent/JPS5322964B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4981907A (en) | 1974-08-07 |
GB1437105A (en) | 1976-05-26 |
US3799694A (en) | 1974-03-26 |
JPS5322964B2 (en) | 1978-07-12 |
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