ZA8562B - Highly efficient flexible two-stage refrigeration system - Google Patents

Highly efficient flexible two-stage refrigeration system

Info

Publication number
ZA8562B
ZA8562B ZA8562A ZA8562A ZA8562B ZA 8562 B ZA8562 B ZA 8562B ZA 8562 A ZA8562 A ZA 8562A ZA 8562 A ZA8562 A ZA 8562A ZA 8562 B ZA8562 B ZA 8562B
Authority
ZA
South Africa
Prior art keywords
refrigeration system
highly efficient
stage refrigeration
efficient flexible
flexible
Prior art date
Application number
ZA8562A
Other languages
English (en)
Inventor
David Norton Shaw
Original Assignee
Copeland Corp
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 Copeland Corp filed Critical Copeland Corp
Publication of ZA8562B publication Critical patent/ZA8562B/xx

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
    • 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
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
    • 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
    • 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
    • F25B2400/16—Receivers
    • 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
    • F25B2400/22—Refrigeration systems for supermarkets
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/021—Inverters therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Air Conditioning Control Device (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ZA8562A 1984-01-11 1985-01-03 Highly efficient flexible two-stage refrigeration system ZA8562B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56988684A 1984-01-11 1984-01-11

Publications (1)

Publication Number Publication Date
ZA8562B true ZA8562B (en) 1985-09-25

Family

ID=24277298

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA8562A ZA8562B (en) 1984-01-11 1985-01-03 Highly efficient flexible two-stage refrigeration system

Country Status (13)

Country Link
JP (1) JPS60159561A (da)
AU (1) AU587173B2 (da)
BR (1) BR8500106A (da)
CA (1) CA1242086A (da)
DE (1) DE3500800A1 (da)
DK (1) DK9885A (da)
ES (1) ES8602237A1 (da)
FR (1) FR2557962B1 (da)
GB (1) GB2152649B (da)
IT (1) IT1212109B (da)
MX (1) MX161408A (da)
NZ (1) NZ210800A (da)
ZA (1) ZA8562B (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4748820A (en) * 1984-01-11 1988-06-07 Copeland Corporation Refrigeration system
US4787211A (en) * 1984-07-30 1988-11-29 Copeland Corporation Refrigeration system
US4938029A (en) * 1989-07-03 1990-07-03 Carrier Corporation Unloading system for two-stage compressors
ES2092424B1 (es) * 1992-09-16 1997-07-01 Ornaque Carlos Gutierrez Sistema frigorifico de seguridad por bloque mixto.
DE19529763A1 (de) * 1995-08-12 1997-02-13 Ruediger Piepenhagen Kälteerzeugungseinrichtung
JP2985882B1 (ja) * 1998-08-21 1999-12-06 ダイキン工業株式会社 二重管式熱交換器
JP2003207248A (ja) * 2002-01-15 2003-07-25 Toshiba Corp 冷蔵庫
JP3953871B2 (ja) * 2002-04-15 2007-08-08 サンデン株式会社 冷凍空調装置
JP3951799B2 (ja) * 2002-05-14 2007-08-01 株式会社デンソー 可変容量型圧縮機の制御装置
FR2864609B1 (fr) * 2003-12-29 2006-12-22 Patrice Saillard Installation thermique a configuration multiple, et echangeur adapte a cette installation.
JP2008025905A (ja) * 2006-07-20 2008-02-07 Daikin Ind Ltd 冷凍装置
JP4245023B2 (ja) * 2006-09-11 2009-03-25 ダイキン工業株式会社 冷凍装置
KR101689525B1 (ko) * 2007-12-28 2016-12-26 존슨 컨트롤스 테크놀러지 컴퍼니 증기 압축 시스템
JP5040907B2 (ja) * 2008-09-30 2012-10-03 ダイキン工業株式会社 冷凍装置
JP5402164B2 (ja) * 2009-03-31 2014-01-29 株式会社富士通ゼネラル 冷凍サイクル装置
KR20110004152A (ko) * 2009-07-07 2011-01-13 엘지전자 주식회사 공기조화기
JP6643632B2 (ja) * 2016-03-10 2020-02-12 パナソニックＩｐマネジメント株式会社 空気調和装置
CN116447765B (zh) * 2023-03-13 2025-10-24 重庆美的通用制冷设备有限公司 双级压缩离心机组及双级压缩离心机组的中间补气控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2386198A (en) * 1944-02-08 1945-10-09 Gen Electric Multistage refrigerating system
US2677944A (en) * 1950-12-01 1954-05-11 Alonzo W Ruff Plural stage refrigeration apparatus
FR1056197A (fr) * 1952-01-09 1954-02-24 Anciens Ets Brissonneau & Lotz Installation frigorifique perfectionnée à deux étages de compression
US3238738A (en) * 1964-02-12 1966-03-08 Robert C Webber Two-stage refrigeration system with by-pass means
US3759052A (en) * 1972-02-28 1973-09-18 Maekawa Seisakusho Kk Method of controlling high stage and low stage compressors
JPS5223402B2 (da) * 1973-10-12 1977-06-24
US4033738A (en) * 1976-03-12 1977-07-05 Westinghouse Electric Corporation Heat pump system with multi-stage centrifugal compressors
US4060997A (en) * 1976-03-31 1977-12-06 Application Engineering Corporation Water chiller control
US4245476A (en) * 1979-01-02 1981-01-20 Dunham-Bush, Inc. Solar augmented heat pump system with automatic staging reciprocating compressor
US4325223A (en) * 1981-03-16 1982-04-20 Cantley Robert J Energy management system for refrigeration systems
US4332144A (en) * 1981-03-26 1982-06-01 Shaw David N Bottoming cycle refrigerant scavenging for positive displacement compressor, refrigeration and heat pump systems
FR2513747A1 (fr) * 1981-09-25 1983-04-01 Satam Brandt Froid Installation frigorifique a multimotocompresseurs
NL188479C (nl) * 1982-01-28 1992-07-01 Marinus Wilhelmus Matheus Avon Koelinrichting.

Also Published As

Publication number Publication date
DK9885A (da) 1985-07-12
JPS60159561A (ja) 1985-08-21
DE3500800A1 (de) 1985-07-18
ES539449A0 (es) 1985-11-01
AU3739985A (en) 1985-07-18
AU587173B2 (en) 1989-08-10
GB2152649A (en) 1985-08-07
IT8519070A0 (it) 1985-01-10
FR2557962A1 (fr) 1985-07-12
JPH0563703B2 (da) 1993-09-13
MX161408A (es) 1990-09-21
IT1212109B (it) 1989-11-08
FR2557962B1 (fr) 1990-08-31
CA1242086A (en) 1988-09-20
GB2152649B (en) 1987-02-18
ES8602237A1 (es) 1985-11-01
DK9885D0 (da) 1985-01-09
NZ210800A (en) 1987-07-31
BR8500106A (pt) 1985-08-20
GB8500339D0 (en) 1985-02-13

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