FR2977657B1 - METHOD FOR BALANCING THE LUBRICANT LEVELS IN A MULTI-STAGE COMPRESSION UNIT OF A THERMAL EXCHANGE SYSTEM AND THERMAL EXCHANGE SYSTEM USING SUCH A METHOD - Google Patents
METHOD FOR BALANCING THE LUBRICANT LEVELS IN A MULTI-STAGE COMPRESSION UNIT OF A THERMAL EXCHANGE SYSTEM AND THERMAL EXCHANGE SYSTEM USING SUCH A METHOD Download PDFInfo
- Publication number
- FR2977657B1 FR2977657B1 FR1156120A FR1156120A FR2977657B1 FR 2977657 B1 FR2977657 B1 FR 2977657B1 FR 1156120 A FR1156120 A FR 1156120A FR 1156120 A FR1156120 A FR 1156120A FR 2977657 B1 FR2977657 B1 FR 2977657B1
- Authority
- FR
- France
- Prior art keywords
- exchange system
- thermal exchange
- balancing
- compression unit
- stage compression
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title 2
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
- 239000000314 lubricant Substances 0.000 title 1
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
- 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
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
-
- 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
- F25B2400/06—Several compression cycles 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
- 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
- F25B2500/00—Problems to be solved
- F25B2500/16—Lubrication
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1156120A FR2977657B1 (en) | 2011-07-06 | 2011-07-06 | METHOD FOR BALANCING THE LUBRICANT LEVELS IN A MULTI-STAGE COMPRESSION UNIT OF A THERMAL EXCHANGE SYSTEM AND THERMAL EXCHANGE SYSTEM USING SUCH A METHOD |
EP12738564.9A EP2729744B1 (en) | 2011-07-06 | 2012-07-04 | Method for balancing lubricant levels in a multi-stage compression unit of a heat exchange system, and heat exchange system implementing such a method |
PCT/FR2012/051564 WO2013004974A1 (en) | 2011-07-06 | 2012-07-04 | Method for balancing lubricant levels in a multi-stage compression unit of a heat exchange system, and heat exchange system implementing such a method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1156120 | 2011-07-06 | ||
FR1156120A FR2977657B1 (en) | 2011-07-06 | 2011-07-06 | METHOD FOR BALANCING THE LUBRICANT LEVELS IN A MULTI-STAGE COMPRESSION UNIT OF A THERMAL EXCHANGE SYSTEM AND THERMAL EXCHANGE SYSTEM USING SUCH A METHOD |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2977657A1 FR2977657A1 (en) | 2013-01-11 |
FR2977657B1 true FR2977657B1 (en) | 2018-05-04 |
Family
ID=46579225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1156120A Expired - Fee Related FR2977657B1 (en) | 2011-07-06 | 2011-07-06 | METHOD FOR BALANCING THE LUBRICANT LEVELS IN A MULTI-STAGE COMPRESSION UNIT OF A THERMAL EXCHANGE SYSTEM AND THERMAL EXCHANGE SYSTEM USING SUCH A METHOD |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2729744B1 (en) |
FR (1) | FR2977657B1 (en) |
WO (1) | WO2013004974A1 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080098760A1 (en) * | 2006-10-30 | 2008-05-01 | Electro Industries, Inc. | Heat pump system and controls |
US20060073026A1 (en) * | 2004-10-06 | 2006-04-06 | Shaw David N | Oil balance system and method for compressors connected in series |
KR101387478B1 (en) * | 2007-03-13 | 2014-04-24 | 엘지전자 주식회사 | Compression system and Air-conditioning system using the same |
FR2920838B1 (en) * | 2007-09-07 | 2009-11-27 | Electricite De France | DEVICE AND METHOD FOR BALANCING OIL BETWEEN COMPRESSORS |
ES2600474T3 (en) * | 2009-02-19 | 2017-02-09 | Systemair Ac S.A.S | Thermodynamic installation with improved lubrication |
-
2011
- 2011-07-06 FR FR1156120A patent/FR2977657B1/en not_active Expired - Fee Related
-
2012
- 2012-07-04 EP EP12738564.9A patent/EP2729744B1/en not_active Not-in-force
- 2012-07-04 WO PCT/FR2012/051564 patent/WO2013004974A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2729744B1 (en) | 2017-11-22 |
WO2013004974A1 (en) | 2013-01-10 |
EP2729744A1 (en) | 2014-05-14 |
FR2977657A1 (en) | 2013-01-11 |
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ST | Notification of lapse |
Effective date: 20240305 |