EP4031816A4 - Kälteanlage mit niedrigem verdichtungsverhältnis und niederdruckverstärker - Google Patents

Kälteanlage mit niedrigem verdichtungsverhältnis und niederdruckverstärker Download PDF

Info

Publication number
EP4031816A4
EP4031816A4 EP20865501.9A EP20865501A EP4031816A4 EP 4031816 A4 EP4031816 A4 EP 4031816A4 EP 20865501 A EP20865501 A EP 20865501A EP 4031816 A4 EP4031816 A4 EP 4031816A4
Authority
EP
European Patent Office
Prior art keywords
precompressor
refrigeration system
low
compression rate
low pressure
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
EP20865501.9A
Other languages
English (en)
French (fr)
Other versions
EP4031816A1 (de
Inventor
Benjamin Joseph KUNGL
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.)
Oxford Gas Compression Systems Inc
Original Assignee
Oxford Gas Compression Systems 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 Oxford Gas Compression Systems Inc filed Critical Oxford Gas Compression Systems Inc
Publication of EP4031816A1 publication Critical patent/EP4031816A1/de
Publication of EP4031816A4 publication Critical patent/EP4031816A4/de
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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • 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
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/026—Compressor arrangements of motor-compressor units with compressor of rotary 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
    • F25B39/00—Evaporators; Condensers
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/02—Subcoolers
    • 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
    • F25B43/006—Accumulators
    • 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
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • 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—Component parts or details not otherwise provided for in this subclass
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel 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
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/13—Economisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
EP20865501.9A 2019-09-16 2020-09-16 Kälteanlage mit niedrigem verdichtungsverhältnis und niederdruckverstärker Pending EP4031816A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962900872P 2019-09-16 2019-09-16
PCT/CA2020/051243 WO2021051194A1 (en) 2019-09-16 2020-09-16 Low compression ratio refrigeration system with low-pressure booster

Publications (2)

Publication Number Publication Date
EP4031816A1 EP4031816A1 (de) 2022-07-27
EP4031816A4 true EP4031816A4 (de) 2024-01-31

Family

ID=74882947

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20865501.9A Pending EP4031816A4 (de) 2019-09-16 2020-09-16 Kälteanlage mit niedrigem verdichtungsverhältnis und niederdruckverstärker

Country Status (4)

Country Link
US (1) US20220341632A1 (de)
EP (1) EP4031816A4 (de)
CA (1) CA3151295A1 (de)
WO (1) WO2021051194A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2020208859A1 (en) * 2019-01-14 2021-08-05 Smardt Chiller Group Inc. Direct current chiller method and system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5211031A (en) * 1990-05-24 1993-05-18 Hitachi, Ltd. Scroll type compressor and refrigeration cycle using the same
EP1467100A2 (de) * 2001-04-25 2004-10-13 Copeland Corporation Hermetische Verdichter
CN105201825A (zh) * 2015-09-11 2015-12-30 东北大学 一种多腔涡旋式真空泵
US20180195773A1 (en) * 2017-01-12 2018-07-12 Emerson Climate Technologies, Inc. Micro Booster Supermarket Refrigeration Architecture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966043A (en) * 1959-08-17 1960-12-27 Wayland Phillips Balanced circulating system for refrigeration
US4748820A (en) * 1984-01-11 1988-06-07 Copeland Corporation Refrigeration system
JP4537846B2 (ja) * 2004-12-27 2010-09-08 アネスト岩田株式会社 ダブルラップスクロール流体機械
US20060204378A1 (en) * 2005-03-08 2006-09-14 Anderson Gary J Dual horizontal scroll machine
WO2008019689A2 (en) * 2006-08-18 2008-02-21 Knudsen Køling A/S A transcritical refrigeration system with a booster

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5211031A (en) * 1990-05-24 1993-05-18 Hitachi, Ltd. Scroll type compressor and refrigeration cycle using the same
EP1467100A2 (de) * 2001-04-25 2004-10-13 Copeland Corporation Hermetische Verdichter
CN105201825A (zh) * 2015-09-11 2015-12-30 东北大学 一种多腔涡旋式真空泵
US20180195773A1 (en) * 2017-01-12 2018-07-12 Emerson Climate Technologies, Inc. Micro Booster Supermarket Refrigeration Architecture

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
REULENS WALTER: "NATURAL REFRIGERANT CO 2", 1 October 2009 (2009-10-01), pages 108 - 112, XP093080977, ISBN: 978-90-81-34673-3, Retrieved from the Internet <URL:http://www.koudecentraal.nl/documents/NaReCO2-handbook-2009.pdf> [retrieved on 20230912] *
See also references of WO2021051194A1 *

Also Published As

Publication number Publication date
EP4031816A1 (de) 2022-07-27
US20220341632A1 (en) 2022-10-27
WO2021051194A1 (en) 2021-03-25
CA3151295A1 (en) 2021-03-25

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