EP4018133A4 - Refrigerating apparatus using non-azeotropic mixed refrigerant - Google Patents

Refrigerating apparatus using non-azeotropic mixed refrigerant Download PDF

Info

Publication number
EP4018133A4
EP4018133A4 EP20853690.4A EP20853690A EP4018133A4 EP 4018133 A4 EP4018133 A4 EP 4018133A4 EP 20853690 A EP20853690 A EP 20853690A EP 4018133 A4 EP4018133 A4 EP 4018133A4
Authority
EP
European Patent Office
Prior art keywords
mixed refrigerant
refrigerating apparatus
azeotropic mixed
azeotropic
refrigerating
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
EP20853690.4A
Other languages
German (de)
French (fr)
Other versions
EP4018133A1 (en
Inventor
Kyeongyun Kim
Changho Seo
Yongjoo Park
Minho Song
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.)
LG Electronics Inc
Original Assignee
LG Electronics 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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP4018133A1 publication Critical patent/EP4018133A1/en
Publication of EP4018133A4 publication Critical patent/EP4018133A4/en
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
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/023—Compressor arrangements of motor-compressor units with compressor of reciprocating-piston 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/006—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant containing more than one component
    • 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
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • F04B35/045—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric using solenoids
    • 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
    • F04B39/0223—Lubrication characterised by the compressor type
    • F04B39/023—Hermetic compressors
    • F04B39/0238—Hermetic compressors with oil distribution channels
    • 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
    • F04B39/0223—Lubrication characterised by the compressor type
    • F04B39/0276—Lubrication characterised by the compressor type the pump being of the reciprocating piston type, e.g. oscillating, free-piston compressors
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/121—Casings
    • 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
    • F25B1/02—Compression machines, plants or systems with non-reversible cycle with compressor of reciprocating-piston 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
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • 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
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/073—Linear compressors
    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/04—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compressor (AREA)
EP20853690.4A 2019-08-21 2020-08-20 Refrigerating apparatus using non-azeotropic mixed refrigerant Pending EP4018133A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190102338A KR20210022930A (en) 2019-08-21 2019-08-21 Non-azeotropic mixed refrigerant, and refrigerating apparatus using the same
PCT/KR2020/011141 WO2021034135A1 (en) 2019-08-21 2020-08-20 Refrigerating apparatus using non-azeotropic mixed refrigerant

Publications (2)

Publication Number Publication Date
EP4018133A1 EP4018133A1 (en) 2022-06-29
EP4018133A4 true EP4018133A4 (en) 2024-01-10

Family

ID=74660329

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20853690.4A Pending EP4018133A4 (en) 2019-08-21 2020-08-20 Refrigerating apparatus using non-azeotropic mixed refrigerant

Country Status (5)

Country Link
US (1) US20220290904A1 (en)
EP (1) EP4018133A4 (en)
KR (1) KR20210022930A (en)
CN (1) CN114222893B (en)
WO (1) WO2021034135A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090659A (en) * 1999-09-24 2001-04-03 Sanyo Electric Co Ltd Linear compressor
EP2116796A1 (en) * 2007-02-26 2009-11-11 Hoshizaki Denki Kabushiki Kaisha Cooling storage and method for controlling compressor for the cooling storage
US20130248165A1 (en) * 2012-03-21 2013-09-26 Thermo King Corporation Power regulation system for a mobile environment-controlled unit and method of controlling the same
US20150377531A1 (en) * 2014-06-26 2015-12-31 Lg Electronics Inc. Linear compressor and refrigerator including a linear compressor
EP3173713A1 (en) * 2015-11-30 2017-05-31 Thermo King Corporation Device and method for controlling operation of transport refrigeration unit

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0678851B2 (en) * 1988-04-01 1994-10-05 三洋電機株式会社 Refrigeration equipment
DE3829101A1 (en) * 1988-08-27 1990-03-01 Sueddeutsche Kuehler Behr THERMOSTATIC EXPANSION VALVE
KR0119839Y1 (en) 1995-04-26 1998-07-15 구자홍 Capillary structure of refrigeration cycle for refrigerator
US5985939A (en) * 1995-10-11 1999-11-16 E.I. Du Pont De Nemours And Company Processes for producing aerosol propellants that include butane or isobutane
KR100510646B1 (en) * 2002-06-26 2005-08-30 엘지전자 주식회사 method for controling refrigerator with two evaporator
KR100613516B1 (en) * 2004-11-03 2006-08-17 엘지전자 주식회사 Linear compressor
KR20060018800A (en) * 2005-06-17 2006-03-02 함윤식 R12 and r22 substitute mixed refrigerant and refrigeration system using thereof
DE102006009274A1 (en) * 2006-02-28 2007-08-30 BSH Bosch und Siemens Hausgeräte GmbH Linear compressor for cooling device has compressor piston mounted in piston housing with aid of housing with openings, gaseous fluid flowing through openings, outflow device for fluid condensate
CN100457850C (en) * 2006-06-26 2009-02-04 浙江蓝天环保高科技股份有限公司 CFC-12 substituting environmental-protective cryogen
DE102006052447A1 (en) * 2006-11-07 2008-05-08 BSH Bosch und Siemens Hausgeräte GmbH Linear compressor and gas pressure bearing for it
CN101592412B (en) * 2009-07-01 2011-05-18 东南大学 Adjustable multi-temperature refrigeration device
US8739567B2 (en) * 2012-06-08 2014-06-03 General Electric Company Dual evaporator refrigeration system using zeotropic refrigerant mixture
CN103604040A (en) * 2013-11-26 2014-02-26 吴晓东 R134a-substituted hydrocarbon refrigerant
KR102191193B1 (en) * 2014-06-24 2020-12-15 엘지전자 주식회사 A linear compressor
KR20170067559A (en) * 2015-12-08 2017-06-16 엘지전자 주식회사 A refrigerator and a method for controlling the same
KR102502289B1 (en) * 2016-01-15 2023-02-22 엘지전자 주식회사 Refrigerator for super-freezing a storing chamber
US20170292727A1 (en) * 2016-04-06 2017-10-12 Heatcraft Refrigeration Products Llc Optimizing compressor staging in a modular outdoor refrigeration system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090659A (en) * 1999-09-24 2001-04-03 Sanyo Electric Co Ltd Linear compressor
EP2116796A1 (en) * 2007-02-26 2009-11-11 Hoshizaki Denki Kabushiki Kaisha Cooling storage and method for controlling compressor for the cooling storage
US20130248165A1 (en) * 2012-03-21 2013-09-26 Thermo King Corporation Power regulation system for a mobile environment-controlled unit and method of controlling the same
US20150377531A1 (en) * 2014-06-26 2015-12-31 Lg Electronics Inc. Linear compressor and refrigerator including a linear compressor
EP3173713A1 (en) * 2015-11-30 2017-05-31 Thermo King Corporation Device and method for controlling operation of transport refrigeration unit

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PILLA TEJASWI SARAN ET AL: "Experimental Evaluation Mechanical Performance of the Compressor with Mixed Refrigerants R-290 and R-600a", ENERGY PROCEDIA, ELSEVIER, NL, vol. 109, 18 March 2017 (2017-03-18), pages 113 - 121, XP029946424, ISSN: 1876-6102, DOI: 10.1016/J.EGYPRO.2017.03.065 *
See also references of WO2021034135A1 *

Also Published As

Publication number Publication date
US20220290904A1 (en) 2022-09-15
CN114222893A (en) 2022-03-22
WO2021034135A1 (en) 2021-02-25
CN114222893B (en) 2024-04-26
EP4018133A1 (en) 2022-06-29
KR20210022930A (en) 2021-03-04

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