PT961091E - PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADA - Google Patents

PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADA

Info

Publication number
PT961091E
PT961091E PT99108909T PT99108909T PT961091E PT 961091 E PT961091 E PT 961091E PT 99108909 T PT99108909 T PT 99108909T PT 99108909 T PT99108909 T PT 99108909T PT 961091 E PT961091 E PT 961091E
Authority
PT
Portugal
Prior art keywords
refrigerated
installation
combined
operating
compressors
Prior art date
Application number
PT99108909T
Other languages
English (en)
Inventor
Seidel Dipl Ing Rolf
Wuller Dipl Ing Karl
Original Assignee
Linde Ag
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 Ag filed Critical Linde Ag
Publication of PT961091E publication Critical patent/PT961091E/pt

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
PT99108909T 1998-05-26 1999-05-05 PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADA PT961091E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823524A DE19823524A1 (de) 1998-05-26 1998-05-26 Verbund(kälte)anlage und Verfahren zum Betreiben einer Verbund(kälte)anlage

Publications (1)

Publication Number Publication Date
PT961091E true PT961091E (pt) 2004-04-30

Family

ID=7868979

Family Applications (1)

Application Number Title Priority Date Filing Date
PT99108909T PT961091E (pt) 1998-05-26 1999-05-05 PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADA

Country Status (5)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10015603A1 (de) * 2000-03-29 2001-10-04 Linde Ag Kälteanlage
DE10252083A1 (de) * 2002-11-08 2004-05-27 Linde Ag Kälteanlage
EP1886077A1 (en) * 2005-05-30 2008-02-13 Johnson Controls Denmark ApS Oil separation in a cooling circuit
FR2920839B1 (fr) * 2007-09-07 2013-11-22 Electricite De France Procede et dispositif d'equilibrage d'huile entre compresseurs
EP2221559B1 (fr) * 2009-02-19 2016-08-10 Systemair AC S.A.S Installation thermodynamique à lubrification améliorée
WO2012095186A1 (en) * 2011-01-14 2012-07-19 Carrier Corporation Refrigeration system and method for operating a refrigeration system
DE102013014543A1 (de) * 2013-09-03 2015-03-05 Stiebel Eltron Gmbh & Co. Kg Wärmepumpenvorrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844664A1 (de) * 1978-10-13 1980-04-24 Volkswagenwerk Ag Verbrennungsmotorisch betriebene waermepumpe
US4383802A (en) * 1981-07-06 1983-05-17 Dunham-Bush, Inc. Oil equalization system for parallel connected compressors
IT1144762B (it) * 1981-09-07 1986-10-29 Aspera Spa Motocompressore ermetico per impianti frigoriferi e simili
US4529061A (en) * 1984-01-23 1985-07-16 Deere & Company Fluid level control system
JP2865707B2 (ja) * 1989-06-14 1999-03-08 株式会社日立製作所 冷凍装置
DK4093A (da) * 1993-01-14 1994-09-12 Birton As Anlæg til tilbageføring af smøreolie i kølekompressorer
WO1996000873A1 (fr) * 1994-06-29 1996-01-11 Daikin Industries, Ltd. Refrigerateur
AU7322596A (en) * 1995-11-02 1997-05-22 Aaf-Mcquay Incorporated Improvements in and relating to single screw compressors
JP2001519883A (ja) * 1996-02-27 2001-10-23 デビッド エヌ ショウ 増圧式空気源ヒートポンプ

Also Published As

Publication number Publication date
EP0961091A2 (de) 1999-12-01
EP0961091A3 (de) 2000-03-15
EP0961091B1 (de) 2003-12-03
ATE255716T1 (de) 2003-12-15
DE59907913D1 (de) 2004-01-15
DE19823524A1 (de) 1999-12-02
ES2212415T3 (es) 2004-07-16
ES2212415T4 (es) 2004-09-16

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