IT988451B - IMPROVEMENTS RELATING TO REFRIGERATION SYSTEMS - Google Patents

IMPROVEMENTS RELATING TO REFRIGERATION SYSTEMS

Info

Publication number
IT988451B
IT988451B IT7246/73A IT724673A IT988451B IT 988451 B IT988451 B IT 988451B IT 7246/73 A IT7246/73 A IT 7246/73A IT 724673 A IT724673 A IT 724673A IT 988451 B IT988451 B IT 988451B
Authority
IT
Italy
Prior art keywords
improvements relating
refrigeration systems
refrigeration
relating
systems
Prior art date
Application number
IT7246/73A
Other languages
Italian (it)
Original Assignee
Svenska Rotor Maskiner Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Svenska Rotor Maskiner Ab filed Critical Svenska Rotor Maskiner Ab
Application granted granted Critical
Publication of IT988451B publication Critical patent/IT988451B/en

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
    • F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • F04B39/062—Cooling by injecting a liquid in the gas to be compressed
    • 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
    • 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
    • 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
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B31/002—Lubrication
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers

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)
IT7246/73A 1972-04-27 1973-04-19 IMPROVEMENTS RELATING TO REFRIGERATION SYSTEMS IT988451B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1965572A GB1434927A (en) 1972-04-27 1972-04-27 Refrigeration plants

Publications (1)

Publication Number Publication Date
IT988451B true IT988451B (en) 1975-04-10

Family

ID=10132972

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7246/73A IT988451B (en) 1972-04-27 1973-04-19 IMPROVEMENTS RELATING TO REFRIGERATION SYSTEMS

Country Status (17)

Country Link
JP (1) JPS5316537B2 (en)
AR (1) AR206199A1 (en)
AU (1) AU475831B2 (en)
BR (1) BR7303085D0 (en)
CH (1) CH563003A5 (en)
CS (1) CS207321B2 (en)
DD (1) DD103312A5 (en)
DE (1) DE2318400C3 (en)
DK (1) DK151056C (en)
FR (1) FR2182137B1 (en)
GB (1) GB1434927A (en)
IT (1) IT988451B (en)
NL (1) NL176971C (en)
NO (1) NO133513C (en)
SE (1) SE407108B (en)
SU (1) SU643098A3 (en)
ZA (1) ZA732565B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5522442Y2 (en) * 1974-09-20 1980-05-28
FR2513747A1 (en) * 1981-09-25 1983-04-01 Satam Brandt Froid MULTIMOTOCOMPRESSOR REFRIGERATION SYSTEM
JPS60106415U (en) * 1983-12-25 1985-07-19 三菱農機株式会社 Defrot lock operating device for riding rice transplanter
JPS62174103U (en) * 1986-04-25 1987-11-05
FR2838180B1 (en) * 2002-04-03 2006-10-27 Jean Paul Arpin LOW TEMPERATURE REFRIGERATING AND STORAGE FACILITIES
JP6301101B2 (en) * 2013-10-18 2018-03-28 三菱重工サーマルシステムズ株式会社 Two-stage compression cycle
CN107288850B (en) * 2017-06-23 2019-07-05 浙江凯尼真空设备有限公司 A kind of energy-saving type vacuum pump water tank cooling down device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR559682A (en) * 1922-12-11 1923-09-19 Compressor improvements
US3481532A (en) * 1967-12-20 1969-12-02 Ingersoll Rand Co Compressor
GB1352698A (en) * 1970-04-16 1974-05-08 Hall Thermotank Int Ltd Refrigeration
GB1361604A (en) * 1970-07-09 1974-07-30 Svenska Rotor Maskiner Ab Meshing screw rotor positive-displacement machines

Also Published As

Publication number Publication date
SE407108B (en) 1979-03-12
SU643098A3 (en) 1979-01-15
AU475831B2 (en) 1976-09-02
DD103312A5 (en) 1974-01-12
FR2182137B1 (en) 1976-11-12
NL176971C (en) 1985-07-01
ZA732565B (en) 1974-03-27
DK151056C (en) 1988-07-11
JPS5316537B2 (en) 1978-06-01
CH563003A5 (en) 1975-06-13
BR7303085D0 (en) 1974-08-29
DE2318400C3 (en) 1980-06-19
NL7305724A (en) 1973-10-30
GB1434927A (en) 1976-05-12
AU5448373A (en) 1974-10-17
DE2318400B2 (en) 1979-09-27
FR2182137A1 (en) 1973-12-07
AR206199A1 (en) 1976-07-07
JPS4947954A (en) 1974-05-09
NO133513C (en) 1976-05-12
NL176971B (en) 1985-02-01
DK151056B (en) 1987-10-19
CS207321B2 (en) 1981-07-31
DE2318400A1 (en) 1973-11-15
NO133513B (en) 1976-02-02

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