EP0961091A3 - Compound refrigerating installation and method for operating a compound refrigerating installation - Google Patents

Compound refrigerating installation and method for operating a compound refrigerating installation Download PDF

Info

Publication number
EP0961091A3
EP0961091A3 EP99108909A EP99108909A EP0961091A3 EP 0961091 A3 EP0961091 A3 EP 0961091A3 EP 99108909 A EP99108909 A EP 99108909A EP 99108909 A EP99108909 A EP 99108909A EP 0961091 A3 EP0961091 A3 EP 0961091A3
Authority
EP
European Patent Office
Prior art keywords
refrigerating installation
compound
compound refrigerating
operating
installation
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
EP99108909A
Other languages
German (de)
French (fr)
Other versions
EP0961091B1 (en
EP0961091A2 (en
Inventor
Rolf Dipl.-Ing. Seidel
Karl Dipl.-Ing. Wüller
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.)
Linde GmbH
Carrier Kaeltetechnik Deutschland GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Publication of EP0961091A2 publication Critical patent/EP0961091A2/en
Publication of EP0961091A3 publication Critical patent/EP0961091A3/en
Application granted granted Critical
Publication of EP0961091B1 publication Critical patent/EP0961091B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • 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
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/06—Combinations of two or more pumps
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0269—Surge control by changing flow path between different stages or between a plurality of compressors; load distribution between 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
    • 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
    • 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
    • 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

Abstract

The combination refrigeration plant is designed, so that between the compressor oil sumps of the compressors (V1, V1', V2, V2'), an oil equalization line (5) is arranged, with at least one blocking organ (6).
EP99108909A 1998-05-26 1999-05-05 Compound refrigerating installation and method for operating a compound refrigerating installation Expired - Lifetime EP0961091B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823524 1998-05-26
DE19823524A DE19823524A1 (en) 1998-05-26 1998-05-26 Composite (cold) system and method for operating a composite (cold) system

Publications (3)

Publication Number Publication Date
EP0961091A2 EP0961091A2 (en) 1999-12-01
EP0961091A3 true EP0961091A3 (en) 2000-03-15
EP0961091B1 EP0961091B1 (en) 2003-12-03

Family

ID=7868979

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99108909A Expired - Lifetime EP0961091B1 (en) 1998-05-26 1999-05-05 Compound refrigerating installation and method for operating a compound refrigerating installation

Country Status (5)

Country Link
EP (1) EP0961091B1 (en)
AT (1) ATE255716T1 (en)
DE (2) DE19823524A1 (en)
ES (1) ES2212415T4 (en)
PT (1) PT961091E (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10015603A1 (en) * 2000-03-29 2001-10-04 Linde Ag Refrigeration system
DE10252083A1 (en) * 2002-11-08 2004-05-27 Linde Ag refrigeration plant
WO2006128457A1 (en) * 2005-05-30 2006-12-07 Johnson Controls Denmark Aps Oil separation in a cooling circuit
FR2920839B1 (en) * 2007-09-07 2013-11-22 Electricite De France METHOD AND DEVICE FOR BALANCING OIL BETWEEN COMPRESSORS
EP2221559B1 (en) * 2009-02-19 2016-08-10 Systemair AC S.A.S Thermodynamic installation with improved lubrication.
WO2012095186A1 (en) * 2011-01-14 2012-07-19 Carrier Corporation Refrigeration system and method for operating a refrigeration system
DE102013014543A1 (en) * 2013-09-03 2015-03-05 Stiebel Eltron Gmbh & Co. Kg heat pump device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383802A (en) * 1981-07-06 1983-05-17 Dunham-Bush, Inc. Oil equalization system for parallel connected compressors
US4529061A (en) * 1984-01-23 1985-07-16 Deere & Company Fluid level control system
EP0403239A2 (en) * 1989-06-14 1990-12-19 Hitachi, Ltd. Capacity controllable compressor apparatus
EP0607101A1 (en) * 1993-01-14 1994-07-20 Birton A/S A lubrication oil returning system for refrigeration compressors
EP0715133A1 (en) * 1994-06-29 1996-06-05 Daikin Industries, Ltd. Refrigerator
WO1997016647A1 (en) * 1995-11-02 1997-05-09 Aaf-Mcquay Incorporated Improved compressor arrangement and method of working the same
WO1997032168A1 (en) * 1996-02-27 1997-09-04 Shaw David N Boosted air source heat pump

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844664A1 (en) * 1978-10-13 1980-04-24 Volkswagenwerk Ag INTERNAL COMBUSTION HEAT PUMP
IT1144762B (en) * 1981-09-07 1986-10-29 Aspera Spa HERMETIC MOTOR-COMPRESSOR FOR REFRIGERATING SYSTEMS AND SIMILAR

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383802A (en) * 1981-07-06 1983-05-17 Dunham-Bush, Inc. Oil equalization system for parallel connected compressors
US4529061A (en) * 1984-01-23 1985-07-16 Deere & Company Fluid level control system
EP0403239A2 (en) * 1989-06-14 1990-12-19 Hitachi, Ltd. Capacity controllable compressor apparatus
EP0607101A1 (en) * 1993-01-14 1994-07-20 Birton A/S A lubrication oil returning system for refrigeration compressors
EP0715133A1 (en) * 1994-06-29 1996-06-05 Daikin Industries, Ltd. Refrigerator
WO1997016647A1 (en) * 1995-11-02 1997-05-09 Aaf-Mcquay Incorporated Improved compressor arrangement and method of working the same
WO1997032168A1 (en) * 1996-02-27 1997-09-04 Shaw David N Boosted air source heat pump

Also Published As

Publication number Publication date
DE59907913D1 (en) 2004-01-15
EP0961091B1 (en) 2003-12-03
ES2212415T4 (en) 2004-09-16
ATE255716T1 (en) 2003-12-15
EP0961091A2 (en) 1999-12-01
DE19823524A1 (en) 1999-12-02
ES2212415T3 (en) 2004-07-16
PT961091E (en) 2004-04-30

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