IT1030237B - Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico - Google Patents

Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico

Info

Publication number
IT1030237B
IT1030237B IT67510/75A IT6751075A IT1030237B IT 1030237 B IT1030237 B IT 1030237B IT 67510/75 A IT67510/75 A IT 67510/75A IT 6751075 A IT6751075 A IT 6751075A IT 1030237 B IT1030237 B IT 1030237B
Authority
IT
Italy
Prior art keywords
hermetic
compressor
operated
electric motor
system including
Prior art date
Application number
IT67510/75A
Other languages
English (en)
Italian (it)
Original Assignee
Dunham Bush Inc
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 Dunham Bush Inc filed Critical Dunham Bush Inc
Application granted granted Critical
Publication of IT1030237B publication Critical patent/IT1030237B/it

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
    • F25B31/00—Compressor arrangements
    • F25B31/006—Cooling of compressor or motor
    • F25B31/008—Cooling of compressor or motor by injecting a liquid
    • 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
    • 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)
  • Rotary-Type Compressors (AREA)
IT67510/75A 1974-05-30 1975-02-27 Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico IT1030237B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US474629A US3913346A (en) 1974-05-30 1974-05-30 Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor

Publications (1)

Publication Number Publication Date
IT1030237B true IT1030237B (it) 1979-03-30

Family

ID=23884363

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67510/75A IT1030237B (it) 1974-05-30 1975-02-27 Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico

Country Status (10)

Country Link
US (1) US3913346A (pt)
JP (1) JPS5755111B2 (pt)
BR (1) BR7501202A (pt)
CA (1) CA995475A (pt)
DE (1) DE2508417C2 (pt)
FR (1) FR2273242B1 (pt)
GB (1) GB1459721A (pt)
IT (1) IT1030237B (pt)
SE (1) SE409133B (pt)
ZA (1) ZA75796B (pt)

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CN110017631B (zh) * 2019-04-03 2021-08-03 庆安集团有限公司 一种用于压缩机电机的冷却装置及其制冷系统
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Also Published As

Publication number Publication date
US3913346A (en) 1975-10-21
FR2273242B1 (pt) 1979-02-09
SE409133B (sv) 1979-07-30
DE2508417A1 (de) 1975-12-11
JPS50153344A (pt) 1975-12-10
FR2273242A1 (pt) 1975-12-26
AU7831075A (en) 1976-08-19
SE7502284L (sv) 1975-12-01
GB1459721A (en) 1976-12-31
CA995475A (en) 1976-08-24
JPS5755111B2 (pt) 1982-11-22
DE2508417C2 (de) 1986-06-05
ZA75796B (en) 1976-01-28
BR7501202A (pt) 1976-04-20

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