JPS61197451U - - Google Patents

Info

Publication number
JPS61197451U
JPS61197451U JP7986885U JP7986885U JPS61197451U JP S61197451 U JPS61197451 U JP S61197451U JP 7986885 U JP7986885 U JP 7986885U JP 7986885 U JP7986885 U JP 7986885U JP S61197451 U JPS61197451 U JP S61197451U
Authority
JP
Japan
Prior art keywords
gas
compressor
liquid separator
refrigerant
returned
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.)
Pending
Application number
JP7986885U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP7986885U priority Critical patent/JPS61197451U/ja
Publication of JPS61197451U publication Critical patent/JPS61197451U/ja
Pending legal-status Critical Current

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
    • 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
    • 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
    • F25B2400/23—Separators
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves

Landscapes

  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の第１の実施例を示す冷凍サイ
クルの構成図、第２図は本考案の第２の実施例を
示す第１図相当図、第３図は従来例を示す第１図
相当図である。 図中、１１はロータリコンプレツサ、１２はコ
ンデンサ、１４は第１の気液分離器、１５は補助
キヤピラリチユーブ（絞り装置）、１６は第２の
気液分離器、１８は蒸発器、１９はガスインジエ
クシヨン回路、２０，２５は流路制御装置、２１
は電磁弁、２２は逆止弁、２３はキヤピラリチユ
ーブ、２６は第１の電磁弁、２７は第２の電磁弁
を示す。 Fig. 1 is a block diagram of a refrigeration cycle showing a first embodiment of the present invention, Fig. 2 is a diagram corresponding to Fig. 1 showing a second embodiment of the present invention, and Fig. 3 is a diagram showing a conventional example. It is a figure equivalent figure. In the figure, 11 is a rotary compressor, 12 is a condenser, 14 is a first gas-liquid separator, 15 is an auxiliary capillary tube (throttle device), 16 is a second gas-liquid separator, 18 is an evaporator, 19 is a gas injection circuit, 20 and 25 are flow path control devices, and 21
22 is a check valve, 23 is a capillary tube, 26 is a first electromagnetic valve, and 27 is a second electromagnetic valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コンプレツサから吐出された冷媒がコンデンサ
を介して流入する第１の気液分離器と、この第１
の気液分離器の後段に絞り装置を介して接続され
た第２の気液分離器と、この第２の気液分離器か
らの冷媒が流入する蒸発器とを設けて、前記蒸発
器からの冷媒を前記コンプレツサに戻すように構
成すると共に、前記第１及び第２の気液分離器内
の気化冷媒を前記コンプレツサに戻すガスインジ
エクシヨン回路と、このガスインジエクシヨン回
路に介在され前記コンプレツサの起動後の所定時
間だけ前記第２の気液分離器内の気化冷媒をコン
プレツサに戻し且つ上記時間経過後は前記第１の
気液分離器内の気化冷媒をコンプレツサに戻すよ
うに切換制御する流路制御装置を設けたことを特
徴とする冷凍サイクル。 a first gas-liquid separator into which refrigerant discharged from the compressor flows through a condenser;
A second gas-liquid separator connected to the rear stage of the gas-liquid separator via a throttle device, and an evaporator into which the refrigerant from the second gas-liquid separator flows are provided. a gas injection circuit configured to return the refrigerant of the refrigerant to the compressor, and return the vaporized refrigerant in the first and second gas-liquid separators to the compressor; Switching control is performed so that the vaporized refrigerant in the second gas-liquid separator is returned to the compressor for a predetermined period of time after the start of the compressor, and the vaporized refrigerant in the first gas-liquid separator is returned to the compressor after the elapse of the above period of time. A refrigeration cycle characterized by being provided with a flow path control device.
JP7986885U 1985-05-28 1985-05-28 Pending JPS61197451U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7986885U JPS61197451U (en) 1985-05-28 1985-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7986885U JPS61197451U (en) 1985-05-28 1985-05-28

Publications (1)

Publication Number Publication Date
JPS61197451U true JPS61197451U (en) 1986-12-09

Family

ID=30625183

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7986885U Pending JPS61197451U (en) 1985-05-28 1985-05-28

Country Status (1)

Country Link
JP (1) JPS61197451U (en)

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