EP3604808A4 - Liquid-feed type gas compressor - Google Patents

Liquid-feed type gas compressor Download PDF

Info

Publication number
EP3604808A4
EP3604808A4 EP18777716.4A EP18777716A EP3604808A4 EP 3604808 A4 EP3604808 A4 EP 3604808A4 EP 18777716 A EP18777716 A EP 18777716A EP 3604808 A4 EP3604808 A4 EP 3604808A4
Authority
EP
European Patent Office
Prior art keywords
liquid
gas compressor
type gas
feed type
feed
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.)
Granted
Application number
EP18777716.4A
Other languages
German (de)
French (fr)
Other versions
EP3604808A1 (en
EP3604808B1 (en
Inventor
Kenji Morita
Masahiko Takano
Shigeyuki Yorikane
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.)
Hitachi Industrial Equipment Systems Co Ltd
Original Assignee
Hitachi Industrial Equipment Systems Co 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 Hitachi Industrial Equipment Systems Co Ltd filed Critical Hitachi Industrial Equipment Systems Co Ltd
Publication of EP3604808A1 publication Critical patent/EP3604808A1/en
Publication of EP3604808A4 publication Critical patent/EP3604808A4/en
Application granted granted Critical
Publication of EP3604808B1 publication Critical patent/EP3604808B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F04B51/00—Testing machines, pumps, or pumping installations
    • 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
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
    • 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
    • F04B39/02—Lubrication
    • 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
    • F04B39/02—Lubrication
    • F04B39/0207—Lubrication with lubrication control systems
    • 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
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/021—Control systems for the circulation of the lubricant
    • 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
    • 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
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/81—Sensor, e.g. electronic sensor for control or monitoring
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/24—Level of liquid, e.g. lubricant or cooling liquid
EP18777716.4A 2017-03-29 2018-03-27 Liquid-feed type gas compressor Active EP3604808B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2017/013105 WO2018179190A1 (en) 2017-03-29 2017-03-29 Liquid-feed type gas compressor
PCT/JP2018/012412 WO2018181299A1 (en) 2017-03-29 2018-03-27 Liquid-feed type gas compressor

Publications (3)

Publication Number Publication Date
EP3604808A1 EP3604808A1 (en) 2020-02-05
EP3604808A4 true EP3604808A4 (en) 2020-10-14
EP3604808B1 EP3604808B1 (en) 2021-08-11

Family

ID=63676184

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18777716.4A Active EP3604808B1 (en) 2017-03-29 2018-03-27 Liquid-feed type gas compressor

Country Status (6)

Country Link
US (1) US20200102950A1 (en)
EP (1) EP3604808B1 (en)
JP (1) JP6742509B2 (en)
CN (1) CN110462213B (en)
TW (1) TWI671467B (en)
WO (2) WO2018179190A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113432043B (en) * 2021-06-28 2023-04-21 珠海格力智能装备有限公司 Oiling system and oiling method
BE1030905B1 (en) * 2022-09-22 2024-04-22 Atlas Copco Airpower Nv Refrigerating device for cooling oil, oil-injected compressor device provided with such a cooling device and method for controlling such a cooling device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1380758A (en) * 1971-12-22 1975-01-15 Stal Refrigeration Ab Rotary compressors
WO2001036823A1 (en) * 1999-11-12 2001-05-25 Zexel Valeo Compressor Europe Gmbh Axial piston compressor
JP2005076902A (en) * 2003-08-28 2005-03-24 Daikin Ind Ltd Compression unit for refrigerator
JP2009085045A (en) * 2007-09-28 2009-04-23 Hitachi Industrial Equipment Systems Co Ltd Oil-cooled air compressor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50149370A (en) * 1974-05-20 1975-11-29
JPH1194408A (en) * 1997-09-19 1999-04-09 Sanyo Electric Co Ltd Detecting device of leak of refrigerant for refrigerating equipment
DE602005027537D1 (en) * 2004-01-14 2011-06-01 Mitsubishi Rayon Co SYSTEM FOR PREPARING A CARBON ACID SOURCE
KR20090077575A (en) * 2008-01-11 2009-07-15 엘지전자 주식회사 Multi type air conditioner and the control method
JP5398571B2 (en) * 2010-02-15 2014-01-29 三菱重工業株式会社 Air conditioner
JP5277214B2 (en) * 2010-07-27 2013-08-28 株式会社日立ハイテクノロジーズ Automatic analyzer
CN202281432U (en) * 2011-10-11 2012-06-20 麦克维尔空调制冷(武汉)有限公司 Cold-water heating pump unit adopting new liquid supply method
JP6021954B2 (en) * 2013-01-30 2016-11-09 三菱電機株式会社 Liquid level detection device and refrigeration air conditioner
CN203376022U (en) * 2013-07-15 2014-01-01 广东美的暖通设备有限公司 Device for measuring liquid level of gas-liquid separator and gas-liquid separator with same
CN103939324B (en) * 2014-04-25 2016-08-24 合肥通用机械研究院 Testing device for measuring oil circulation rate of refrigerant compressor based on intermiscibility
CN203948250U (en) * 2014-07-02 2014-11-19 艾默生网络能源有限公司 The anti-liquid impact apparatus of a kind of compressor and refrigeration air-conditioner
CN104266426B (en) * 2014-10-16 2016-06-15 珠海格力电器股份有限公司 Judge the method and system of liquid level in gas-liquid separator
US10788344B2 (en) * 2014-11-04 2020-09-29 Schneider Electric Systems Usa, Inc. Vortex flowmeter including pressure pulsation amplitude analysis
CN105466094B (en) * 2015-12-25 2018-05-01 珠海格力电器股份有限公司 Liquid level detection system, the air-conditioning system and liquid level controlling method with the system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1380758A (en) * 1971-12-22 1975-01-15 Stal Refrigeration Ab Rotary compressors
WO2001036823A1 (en) * 1999-11-12 2001-05-25 Zexel Valeo Compressor Europe Gmbh Axial piston compressor
JP2005076902A (en) * 2003-08-28 2005-03-24 Daikin Ind Ltd Compression unit for refrigerator
JP2009085045A (en) * 2007-09-28 2009-04-23 Hitachi Industrial Equipment Systems Co Ltd Oil-cooled air compressor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018181299A1 *

Also Published As

Publication number Publication date
WO2018179190A1 (en) 2018-10-04
TWI671467B (en) 2019-09-11
CN110462213A (en) 2019-11-15
JPWO2018181299A1 (en) 2020-01-09
WO2018181299A1 (en) 2018-10-04
EP3604808A1 (en) 2020-02-05
US20200102950A1 (en) 2020-04-02
TW201837311A (en) 2018-10-16
CN110462213B (en) 2021-04-13
EP3604808B1 (en) 2021-08-11
JP6742509B2 (en) 2020-08-19

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