PT961091E - PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADA - Google Patents
PROCESSO PARA OPERAR UMA INSTALACAO (FRIGORíFICA) COMBINADAInfo
- 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
Links
- 238000009434 installation Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000010725 compressor oil Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 210000000056 organ Anatomy 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 abstract 1
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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Other Air-Conditioning Systems (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
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)
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 |
US20090126376A1 (en) * | 2005-05-30 | 2009-05-21 | 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)
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 |
EP0715133B1 (en) * | 1994-06-29 | 2003-11-12 | Daikin Industries, Ltd. | Refrigerator |
WO1997016647A1 (en) * | 1995-11-02 | 1997-05-09 | Aaf-Mcquay Incorporated | Improved compressor arrangement and method of working the same |
EP0883784A1 (en) * | 1996-02-27 | 1998-12-16 | David N. Shaw | Boosted air source heat pump |
-
1998
- 1998-05-26 DE DE19823524A patent/DE19823524A1/de not_active Withdrawn
-
1999
- 1999-05-05 PT PT99108909T patent/PT961091E/pt unknown
- 1999-05-05 AT AT99108909T patent/ATE255716T1/de not_active IP Right Cessation
- 1999-05-05 EP EP99108909A patent/EP0961091B1/de not_active Expired - Lifetime
- 1999-05-05 DE DE59907913T patent/DE59907913D1/de not_active Expired - Lifetime
- 1999-05-05 ES ES99108909T patent/ES2212415T4/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0961091B1 (de) | 2003-12-03 |
DE19823524A1 (de) | 1999-12-02 |
ES2212415T3 (es) | 2004-07-16 |
EP0961091A2 (de) | 1999-12-01 |
EP0961091A3 (de) | 2000-03-15 |
ATE255716T1 (de) | 2003-12-15 |
ES2212415T4 (es) | 2004-09-16 |
DE59907913D1 (de) | 2004-01-15 |
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