IT1014495B - Compressore rotativo - Google Patents
Compressore rotativoInfo
- Publication number
- IT1014495B IT1014495B IT69180/74A IT6918074A IT1014495B IT 1014495 B IT1014495 B IT 1014495B IT 69180/74 A IT69180/74 A IT 69180/74A IT 6918074 A IT6918074 A IT 6918074A IT 1014495 B IT1014495 B IT 1014495B
- Authority
- IT
- Italy
- Prior art keywords
- rotary compressor
- compressor
- rotary
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
- F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
- F04C28/125—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the working fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
- F25B1/047—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary-Type Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US433418A US3885402A (en) | 1974-01-14 | 1974-01-14 | Optimized point of injection of liquid refrigerant in a helical screw rotary compressor for refrigeration use |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1014495B true IT1014495B (it) | 1977-04-20 |
Family
ID=23720073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69180/74A IT1014495B (it) | 1974-01-14 | 1974-07-09 | Compressore rotativo |
Country Status (10)
Country | Link |
---|---|
US (1) | US3885402A (it) |
JP (1) | JPS50102909A (it) |
BR (1) | BR7407762D0 (it) |
CA (1) | CA1001432A (it) |
DE (1) | DE2434873A1 (it) |
FR (1) | FR2257880B3 (it) |
GB (1) | GB1464996A (it) |
IT (1) | IT1014495B (it) |
SE (1) | SE404952B (it) |
ZA (1) | ZA743672B (it) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS189674B2 (en) * | 1973-11-19 | 1979-04-30 | Hall Thermotank Prod Ltd | Method of and apparatus for compressing gas or steam and for lubricating the compressing machine |
GB1548663A (en) * | 1975-06-24 | 1979-07-18 | Maekawa Seisakusho Kk | Refrigerating apparatus |
JPS5494149A (en) * | 1978-01-06 | 1979-07-25 | Hitachi Ltd | Freezer |
JPS54163416A (en) * | 1978-06-14 | 1979-12-26 | Hitachi Ltd | Screw compressor |
US4375156A (en) * | 1980-10-03 | 1983-03-01 | Dunham-Bush, Inc. | Closed loop compressed gas system with oil mist lubricated screw compressor |
US4515540A (en) * | 1983-11-22 | 1985-05-07 | Frick Company | Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio |
US4553911A (en) * | 1983-11-22 | 1985-11-19 | Frick Company | Method of coding the oil in screw compressors equipped with automatic variable volume ratio |
FR2618494A1 (fr) * | 1987-07-21 | 1989-01-27 | Zimmern Bernard | Compresseur de refrigeration hermetique avec economiseur |
US4974427A (en) * | 1989-10-17 | 1990-12-04 | Copeland Corporation | Compressor system with demand cooling |
JPWO2007000815A1 (ja) * | 2005-06-29 | 2009-01-22 | 株式会社前川製作所 | 二段スクリュー圧縮機の給油方法、装置及び冷凍装置の運転方法 |
WO2007106090A1 (en) * | 2006-03-13 | 2007-09-20 | Carrier Corporation | Slide valve with hot gas bypass port |
US20070251256A1 (en) * | 2006-03-20 | 2007-11-01 | Pham Hung M | Flash tank design and control for heat pumps |
US7647790B2 (en) * | 2006-10-02 | 2010-01-19 | Emerson Climate Technologies, Inc. | Injection system and method for refrigeration system compressor |
US8181478B2 (en) * | 2006-10-02 | 2012-05-22 | Emerson Climate Technologies, Inc. | Refrigeration system |
US8769982B2 (en) * | 2006-10-02 | 2014-07-08 | Emerson Climate Technologies, Inc. | Injection system and method for refrigeration system compressor |
US8096288B2 (en) * | 2008-10-07 | 2012-01-17 | Eaton Corporation | High efficiency supercharger outlet |
US8539785B2 (en) | 2009-02-18 | 2013-09-24 | Emerson Climate Technologies, Inc. | Condensing unit having fluid injection |
DE102012013267A1 (de) | 2012-07-04 | 2014-01-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Substrateinrichtung, Konservierungsgerät und Verfahren zur Kryokonservierung einer biologischen Probe |
GB2533621B (en) * | 2014-12-23 | 2019-04-17 | Edwards Ltd | Rotary screw vacuum pumps |
ES2813078T3 (es) * | 2016-12-15 | 2021-03-22 | Carrier Corp | Compresor de tornillo con engranaje magnético |
US10856464B2 (en) * | 2017-08-01 | 2020-12-08 | Capstan Ag Systems, Inc. | Systems and methods for suppressing vaporization of volatile fluids in agricultural fluid application systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3073514A (en) * | 1956-11-14 | 1963-01-15 | Svenska Rotor Maskiner Ab | Rotary compressors |
US3210958A (en) * | 1964-09-10 | 1965-10-12 | Gen Electric | Heat pump comprising rotary compressor including injection cooling arrangement |
GB1171291A (en) * | 1965-10-12 | 1969-11-19 | Svenska Rotor Maskiner Ab | Screw Rotor Machines |
US3795117A (en) * | 1972-09-01 | 1974-03-05 | Dunham Bush Inc | Injection cooling of screw compressors |
-
1974
- 1974-01-14 US US433418A patent/US3885402A/en not_active Expired - Lifetime
- 1974-06-04 CA CA201,635A patent/CA1001432A/en not_active Expired
- 1974-06-06 SE SE7407434A patent/SE404952B/xx unknown
- 1974-06-06 GB GB2523174A patent/GB1464996A/en not_active Expired
- 1974-06-10 ZA ZA00743672A patent/ZA743672B/xx unknown
- 1974-06-28 FR FR7422738A patent/FR2257880B3/fr not_active Expired
- 1974-07-09 IT IT69180/74A patent/IT1014495B/it active
- 1974-07-13 JP JP49079773A patent/JPS50102909A/ja active Pending
- 1974-07-19 DE DE2434873A patent/DE2434873A1/de not_active Withdrawn
- 1974-09-18 BR BR7762/74A patent/BR7407762D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
ZA743672B (en) | 1975-06-25 |
GB1464996A (en) | 1977-02-16 |
CA1001432A (en) | 1976-12-14 |
SE404952B (sv) | 1978-11-06 |
SE7407434L (it) | 1975-07-15 |
DE2434873A1 (de) | 1975-07-17 |
FR2257880B3 (it) | 1977-05-06 |
JPS50102909A (it) | 1975-08-14 |
AU6996074A (en) | 1975-12-11 |
US3885402A (en) | 1975-05-27 |
FR2257880A1 (it) | 1975-08-08 |
BR7407762D0 (pt) | 1975-09-16 |
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