EP3034964A1 - Verdichtereinheit, verdichter und kühlmittelkreislauf - Google Patents

Verdichtereinheit, verdichter und kühlmittelkreislauf Download PDF

Info

Publication number
EP3034964A1
EP3034964A1 EP15199445.6A EP15199445A EP3034964A1 EP 3034964 A1 EP3034964 A1 EP 3034964A1 EP 15199445 A EP15199445 A EP 15199445A EP 3034964 A1 EP3034964 A1 EP 3034964A1
Authority
EP
European Patent Office
Prior art keywords
compressor
oil
lubricant
pipe
detecting sensor
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.)
Withdrawn
Application number
EP15199445.6A
Other languages
English (en)
French (fr)
Inventor
Takeshi Takeda
Kenichi Murakami
Hitonobu SATO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP3034964A1 publication Critical patent/EP3034964A1/de
Withdrawn legal-status Critical Current

Links

Images

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
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements
    • 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
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
    • 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
    • F25B2600/2519—On-off valves
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/03—Oil level
EP15199445.6A 2014-12-19 2015-12-11 Verdichtereinheit, verdichter und kühlmittelkreislauf Withdrawn EP3034964A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014257204A JP6508814B2 (ja) 2014-12-19 2014-12-19 圧縮機用ユニット、圧縮機、及び冷媒回路

Publications (1)

Publication Number Publication Date
EP3034964A1 true EP3034964A1 (de) 2016-06-22

Family

ID=54849521

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15199445.6A Withdrawn EP3034964A1 (de) 2014-12-19 2015-12-11 Verdichtereinheit, verdichter und kühlmittelkreislauf

Country Status (2)

Country Link
EP (1) EP3034964A1 (de)
JP (1) JP6508814B2 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106708109A (zh) * 2017-01-06 2017-05-24 成都芯禾粮油食品有限公司 一种食用调和油灌装设备用控制系统
CN108626907A (zh) * 2017-03-21 2018-10-09 武汉克莱美特环境设备有限公司 一种新型并联压缩机回油系统
EP3534086A4 (de) * 2016-10-31 2019-09-18 Mitsubishi Electric Corporation Kältekreislaufvorrichtung
US11365923B2 (en) 2017-12-06 2022-06-21 Mitsubishi Electric Corporation Refrigeration cycle apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6987591B2 (ja) * 2017-10-05 2022-01-05 三菱重工サーマルシステムズ株式会社 密閉型圧縮機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3724231A (en) * 1971-10-08 1973-04-03 Vilter Manufacturing Corp Single stage dry cylinder compressor having automatic oil drain from suction chamber to crankcase
JP2005076902A (ja) * 2003-08-28 2005-03-24 Daikin Ind Ltd 冷凍機の圧縮ユニット
JP2012247105A (ja) 2011-05-26 2012-12-13 Sanyo Electric Co Ltd スクロール圧縮機を備えた超低温冷凍装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62130370U (de) * 1986-02-07 1987-08-18
JPH062962A (ja) * 1992-06-19 1994-01-11 Mitsubishi Heavy Ind Ltd 空気調和機
US5542499A (en) * 1995-01-11 1996-08-06 Ac&R Components, Inc. Electromechanical oil level regulator
JPH11117884A (ja) * 1997-10-14 1999-04-27 Mitsubishi Electric Corp 冷凍装置
JP2002138961A (ja) * 2000-11-06 2002-05-17 Fujitsu General Ltd 密閉型圧縮機
JP2013024538A (ja) * 2011-07-26 2013-02-04 Hitachi Appliances Inc 冷凍装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3724231A (en) * 1971-10-08 1973-04-03 Vilter Manufacturing Corp Single stage dry cylinder compressor having automatic oil drain from suction chamber to crankcase
JP2005076902A (ja) * 2003-08-28 2005-03-24 Daikin Ind Ltd 冷凍機の圧縮ユニット
JP2012247105A (ja) 2011-05-26 2012-12-13 Sanyo Electric Co Ltd スクロール圧縮機を備えた超低温冷凍装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3534086A4 (de) * 2016-10-31 2019-09-18 Mitsubishi Electric Corporation Kältekreislaufvorrichtung
CN106708109A (zh) * 2017-01-06 2017-05-24 成都芯禾粮油食品有限公司 一种食用调和油灌装设备用控制系统
CN106708109B (zh) * 2017-01-06 2019-11-26 宁夏五谷丰生物科技发展有限公司 一种食用调和油灌装设备用控制系统
CN108626907A (zh) * 2017-03-21 2018-10-09 武汉克莱美特环境设备有限公司 一种新型并联压缩机回油系统
US11365923B2 (en) 2017-12-06 2022-06-21 Mitsubishi Electric Corporation Refrigeration cycle apparatus

Also Published As

Publication number Publication date
JP2016118317A (ja) 2016-06-30
JP6508814B2 (ja) 2019-05-08

Similar Documents

Publication Publication Date Title
EP3034964A1 (de) Verdichtereinheit, verdichter und kühlmittelkreislauf
US7918096B2 (en) Refrigeration system
KR100846567B1 (ko) 냉동장치
EP2015003B1 (de) Kühlvorrichtung
JP5017037B2 (ja) 冷凍サイクル装置
EP1956319A1 (de) Gefriervorrichtung
WO2015025514A1 (ja) 冷凍装置
CN100432436C (zh) 冷冻装置
US20100154465A1 (en) Refrigeration Apparatus
EP2865970A1 (de) Tiefkühlgerät
EP2762803B1 (de) Zweischrittkompressionsvorrichtung und Kühl-/Klimaanlage damit
JP2011202817A (ja) 冷凍サイクル装置
JP6456089B2 (ja) オイルセパレータおよび冷凍サイクル装置
JP6103027B2 (ja) 冷凍装置
US10598416B2 (en) Refrigeration circuit with oil separation
JP6758963B2 (ja) 冷凍装置
EP2734797B1 (de) Ölabscheider
EP3611442A1 (de) Gas-flüssigkeitstrennungseinheit für eine kältevorrichtung und kältevorrichtung
JP2010236829A (ja) 冷凍装置
CN103512280B (zh) 空调器的油平衡方法
CN111656107B (zh) 空调装置
EP2314955A1 (de) Kühlkreislauf
JP2015197243A (ja) 液バック検知装置および冷凍装置
CN103528273A (zh) 制冷循环装置

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20161214

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20200529

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20201009