DK9885A - TWO-STEP COOLING SYSTEM - Google Patents

TWO-STEP COOLING SYSTEM Download PDF

Info

Publication number
DK9885A
DK9885A DK9885A DK9885A DK9885A DK 9885 A DK9885 A DK 9885A DK 9885 A DK9885 A DK 9885A DK 9885 A DK9885 A DK 9885A DK 9885 A DK9885 A DK 9885A
Authority
DK
Denmark
Prior art keywords
cooling system
step cooling
cooling
Prior art date
Application number
DK9885A
Other languages
Danish (da)
Other versions
DK9885D0 (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 DK9885D0 publication Critical patent/DK9885D0/en
Publication of DK9885A publication Critical patent/DK9885A/en

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—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
    • F25B2400/075—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—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
    • F25B2400/13—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—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
    • F25B2400/16—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—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
    • F25B2400/22—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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
DK9885A 1984-01-11 1985-01-09 TWO-STEP COOLING SYSTEM DK9885A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DK9885D0 DK9885D0 (en) 1985-01-09
DK9885A true DK9885A (en) 1985-07-12

Family

ID=24277298

Family Applications (1)

Application Number Title Priority Date Filing Date
DK9885A DK9885A (en) 1984-01-11 1985-01-09 TWO-STEP COOLING SYSTEM

Country Status (13)

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

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4787211A (en) * 1984-07-30 1988-11-29 Copeland Corporation Refrigeration system
US4748820A (en) * 1984-01-11 1988-06-07 Copeland Corporation Refrigeration system
US4938029A (en) * 1989-07-03 1990-07-03 Carrier Corporation Unloading system for two-stage compressors
ES2092424B1 (en) * 1992-09-16 1997-07-01 Ornaque Carlos Gutierrez MIXED BLOCK REFRIGERATION SECURITY SYSTEM.
DE19529763A1 (en) * 1995-08-12 1997-02-13 Ruediger Piepenhagen Refrigeration plant - has pressure sensor for evaporation pressure and control circuitry for induction motor-driven compressor to keep this pressure constant
JP2985882B1 (en) * 1998-08-21 1999-12-06 ダイキン工業株式会社 Double tube heat exchanger
JP2003207248A (en) * 2002-01-15 2003-07-25 Toshiba Corp Refrigerator
JP3953871B2 (en) * 2002-04-15 2007-08-08 サンデン株式会社 Refrigeration air conditioner
JP3951799B2 (en) * 2002-05-14 2007-08-01 株式会社デンソー Control device for variable capacity compressor
FR2864609B1 (en) * 2003-12-29 2006-12-22 Patrice Saillard THERMAL INSTALLATION WITH MULTIPLE CONFIGURATION, AND EXCHANGER SUITABLE FOR THIS INSTALLATION.
JP2008025905A (en) * 2006-07-20 2008-02-07 Daikin Ind Ltd Refrigerator
JP4245023B2 (en) * 2006-09-11 2009-03-25 ダイキン工業株式会社 Refrigeration equipment
KR101689525B1 (en) * 2007-12-28 2016-12-26 존슨 컨트롤스 테크놀러지 컴퍼니 Vapor compression system
JP5040907B2 (en) * 2008-09-30 2012-10-03 ダイキン工業株式会社 Refrigeration equipment
JP5402164B2 (en) * 2009-03-31 2014-01-29 株式会社富士通ゼネラル Refrigeration cycle equipment
KR20110004152A (en) * 2009-07-07 2011-01-13 엘지전자 주식회사 Air conditioner
JP6643632B2 (en) * 2016-03-10 2020-02-12 パナソニックＩｐマネジメント株式会社 Air conditioner

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 (en) * 1952-01-09 1954-02-24 Anciens Ets Brissonneau & Lotz Advanced refrigeration system with two compression stages
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 (en) * 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 (en) * 1981-09-25 1983-04-01 Satam Brandt Froid MULTIMOTOCOMPRESSOR REFRIGERATION SYSTEM
NL188479C (en) * 1982-01-28 1992-07-01 Marinus Wilhelmus Matheus Avon COOLING DEVICE.

Also Published As

Publication number Publication date
GB2152649B (en) 1987-02-18
GB2152649A (en) 1985-08-07
CA1242086A (en) 1988-09-20
JPH0563703B2 (en) 1993-09-13
BR8500106A (en) 1985-08-20
JPS60159561A (en) 1985-08-21
IT8519070A0 (en) 1985-01-10
GB8500339D0 (en) 1985-02-13
ES539449A0 (en) 1985-11-01
MX161408A (en) 1990-09-21
ES8602237A1 (en) 1985-11-01
ZA8562B (en) 1985-09-25
NZ210800A (en) 1987-07-31
FR2557962B1 (en) 1990-08-31
IT1212109B (en) 1989-11-08
DE3500800A1 (en) 1985-07-18
DK9885D0 (en) 1985-01-09
AU587173B2 (en) 1989-08-10
AU3739985A (en) 1985-07-18
FR2557962A1 (en) 1985-07-12

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment