IT972677B - Sistema di azionamento d un impian to di refrigerazione ed impianto per l attuazione di tale sistema - Google Patents
Sistema di azionamento d un impian to di refrigerazione ed impianto per l attuazione di tale sistemaInfo
- Publication number
- IT972677B IT972677B IT33302/72A IT3330272A IT972677B IT 972677 B IT972677 B IT 972677B IT 33302/72 A IT33302/72 A IT 33302/72A IT 3330272 A IT3330272 A IT 3330272A IT 972677 B IT972677 B IT 972677B
- Authority
- IT
- Italy
- Prior art keywords
- implementation
- refrigeration
- drive
- drive system
- refrigeration system
- Prior art date
Links
Classifications
-
- 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
-
- 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
- F25B31/00—Compressor arrangements
- F25B31/006—Cooling of compressor or motor
- F25B31/008—Cooling of compressor or motor by injecting a liquid
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB6027471A GB1384397A (en) | 1971-12-28 | 1971-12-28 | Refrigeration plants |
Publications (1)
Publication Number | Publication Date |
---|---|
IT972677B true IT972677B (it) | 1974-05-31 |
Family
ID=10485338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT33302/72A IT972677B (it) | 1971-12-28 | 1972-12-20 | Sistema di azionamento d un impian to di refrigerazione ed impianto per l attuazione di tale sistema |
Country Status (12)
Country | Link |
---|---|
US (2) | US3811291A (it) |
JP (1) | JPS5544862B2 (it) |
CA (1) | CA974073A (it) |
CS (1) | CS164220B2 (it) |
DD (1) | DD102797A5 (it) |
DE (1) | DE2261336C2 (it) |
DK (1) | DK149937C (it) |
GB (1) | GB1384397A (it) |
IN (1) | IN138133B (it) |
IT (1) | IT972677B (it) |
NL (1) | NL176016C (it) |
SE (1) | SE395314B (it) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5425804B2 (it) * | 1973-03-08 | 1979-08-30 | ||
GB1479451A (en) * | 1973-06-18 | 1977-07-13 | Svenska Rotor Maskiner Ab | Meshing screw compressors |
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 |
US3913346A (en) * | 1974-05-30 | 1975-10-21 | Dunham Bush Inc | Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor |
US3990264A (en) * | 1974-11-14 | 1976-11-09 | Carrier Corporation | Refrigeration heat recovery system |
US3922873A (en) * | 1974-11-14 | 1975-12-02 | Carrier Corp | High temperature heat recovery in refrigeration |
USRE30252E (en) * | 1974-11-14 | 1980-04-08 | Carrier Corporation | High temperature heat recovery in refrigeration |
US4018583A (en) * | 1975-07-28 | 1977-04-19 | Carrier Corporation | Refrigeration heat recovery system |
GB1564897A (en) * | 1975-09-29 | 1980-04-16 | Sevenska Rotor Maskiner Ab | Gas compression system and method with oil cooling |
US4275570A (en) * | 1980-06-16 | 1981-06-30 | Vilter Manufacturing Corporation | Oil cooling means for refrigeration screw compressor |
US4497185A (en) * | 1983-09-26 | 1985-02-05 | Dunham-Bush, Inc. | Oil atomizing compressor working fluid cooling system for gas/vapor/helical screw rotary compressors |
IT1171707B (it) * | 1983-09-30 | 1987-06-10 | Babcock Samifi Spa | Dispositivo per il raffreddamento dell'olio in una unita' di compressione e, particolarmente, di compressione a vite |
SE447757B (sv) * | 1985-03-22 | 1986-12-08 | Svenska Rotor Maskiner Ab | Forfarande for oljeaterforing vid kylanleggning for kylning, tetning och smorjning av en i anleggningen ingaende skruvkompressor |
JPS6361409U (it) * | 1986-10-09 | 1988-04-23 | ||
JPS6361410U (it) * | 1986-10-09 | 1988-04-23 | ||
US5168721A (en) * | 1991-03-28 | 1992-12-08 | K-Whit Tools, Inc. | Refrigerant recovery device |
US5231841A (en) * | 1991-12-19 | 1993-08-03 | Mcclelland Ralph A | Refrigerant charging system and control system therefor |
US5222369A (en) * | 1991-12-31 | 1993-06-29 | K-Whit Tools, Inc. | Refrigerant recovery device with vacuum operated check valve |
US5758506A (en) * | 1996-07-03 | 1998-06-02 | White Industries, Llc | Method and apparatus for servicing automotive refrigeration systems |
US6122924A (en) * | 1999-06-30 | 2000-09-26 | Carrier Corporation | Hot gas compressor bypass using oil separator circuit |
JP4330369B2 (ja) * | 2002-09-17 | 2009-09-16 | 株式会社神戸製鋼所 | スクリュ冷凍装置 |
US8769982B2 (en) * | 2006-10-02 | 2014-07-08 | 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 |
US7647790B2 (en) * | 2006-10-02 | 2010-01-19 | Emerson Climate Technologies, Inc. | Injection system and method for refrigeration system compressor |
BE1022707B1 (nl) | 2015-02-11 | 2016-08-19 | Atlas Copco Airpower Naamloze Vennootschap | Werkwijze en inrichting voor het regelen van de olietemperatuur van een oliegeïnjecteerde compressorinstallatie of vacuümpomp en klep toegepast in dergelijke inrichting |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2739450A (en) * | 1952-09-30 | 1956-03-27 | Carrier Corp | Refrigeration system provided with compressor unloading mechanism |
US2776542A (en) * | 1955-07-07 | 1957-01-08 | Gen Electric | Motor cooling means for hermetically sealed refrigerant compressor unit |
US3062020A (en) * | 1960-11-18 | 1962-11-06 | Gen Motors Corp | Refrigerating apparatus with compressor output modulating means |
US3165681A (en) * | 1962-12-31 | 1965-01-12 | Honeywell Inc | Motor control apparatus employing a balanceable switching device |
US3379033A (en) * | 1966-08-10 | 1968-04-23 | Vilter Manufacturing Corp | Refrigeration system and apparatus |
US3408826A (en) * | 1967-01-27 | 1968-11-05 | Dunham Bush Inc | Refrigeration system and systems for cooling and controlling compressors |
US3408828A (en) * | 1967-09-08 | 1968-11-05 | Dunham Bush Inc | Refrigeration system and system for separating oil from compressed gas |
GB1287309A (en) | 1970-10-29 | 1972-08-31 | Kuehlautomat Veb | Screw rotor compressor |
US3791165A (en) * | 1971-11-18 | 1974-02-12 | Carrier Corp | Charging method and apparatus for a refrigeration system |
-
1971
- 1971-12-28 GB GB6027471A patent/GB1384397A/en not_active Expired
-
1972
- 1972-12-14 US US00314993A patent/US3811291A/en not_active Expired - Lifetime
- 1972-12-15 DE DE2261336A patent/DE2261336C2/de not_active Expired
- 1972-12-20 IT IT33302/72A patent/IT972677B/it active
- 1972-12-22 SE SE7216854A patent/SE395314B/xx unknown
- 1972-12-23 IN IN2220/72A patent/IN138133B/en unknown
- 1972-12-25 JP JP12945072A patent/JPS5544862B2/ja not_active Expired
- 1972-12-27 DK DK648972A patent/DK149937C/da not_active IP Right Cessation
- 1972-12-28 NL NLAANVRAGE7217736,A patent/NL176016C/xx not_active IP Right Cessation
- 1972-12-28 CS CS9020A patent/CS164220B2/cs unknown
- 1972-12-28 CA CA160,085A patent/CA974073A/en not_active Expired
- 1972-12-28 DD DD167947A patent/DD102797A5/xx unknown
-
1979
- 1979-10-05 US US06/082,422 patent/USRE30869E/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE395314B (sv) | 1977-08-08 |
DD102797A5 (it) | 1973-12-20 |
CS164220B2 (it) | 1975-11-07 |
NL176016B (nl) | 1984-09-03 |
AU5011772A (en) | 1974-06-20 |
JPS5544862B2 (it) | 1980-11-14 |
DK149937C (da) | 1987-10-26 |
GB1384397A (en) | 1975-02-19 |
JPS4873838A (it) | 1973-10-05 |
IN138133B (it) | 1975-12-20 |
DK149937B (da) | 1986-10-27 |
USRE30869E (en) | 1982-02-23 |
DE2261336C2 (de) | 1985-05-09 |
US3811291A (en) | 1974-05-21 |
NL7217736A (it) | 1973-07-02 |
NL176016C (nl) | 1985-02-01 |
DE2261336A1 (de) | 1973-07-05 |
CA974073A (en) | 1975-09-09 |
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