SG139673A1 - Oil management system for multiple condensers - Google Patents

Oil management system for multiple condensers

Info

Publication number
SG139673A1
SG139673A1 SG200705276-4A SG2007052764A SG139673A1 SG 139673 A1 SG139673 A1 SG 139673A1 SG 2007052764 A SG2007052764 A SG 2007052764A SG 139673 A1 SG139673 A1 SG 139673A1
Authority
SG
Singapore
Prior art keywords
oil
management system
refrigerant
oil management
multiple condensers
Prior art date
Application number
SG200705276-4A
Inventor
Otaki Shizuo
Boon Siong Tee
Original Assignee
Oyl Res & Dev Ct Sdn Bhd
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 Oyl Res & Dev Ct Sdn Bhd filed Critical Oyl Res & Dev Ct Sdn Bhd
Publication of SG139673A1 publication Critical patent/SG139673A1/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
    • F25B13/00—Compression machines, plants or systems, with reversible 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
    • 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
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
    • 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
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • 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
    • F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
    • 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
    • F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
    • F25B2313/0253—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in parallel 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)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Compressor (AREA)

Abstract

OIL MANAGEMENT SYSTEM FOR MULTIPLE CONDENSERS An oil management system for multiple in a refrigerating system comprising of oil separator having plurality of inlets and outlets for separating refrigerant and 11, an oil accumulator having plurality of inlets, outlets and thermistors for equalisi the level of oil in each of the outdoor unit compressor and a valve means for re ting the flow to of refrigerant the outdoor heat-exchanger, receiving refrigera from indoor heat-exchanger and oil accumulator and distributing the refrigerant compressors.
SG200705276-4A 2006-07-18 2007-07-17 Oil management system for multiple condensers SG139673A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20063426A MY165544A (en) 2006-07-18 2006-07-18 Oil management system for multiple condensers

Publications (1)

Publication Number Publication Date
SG139673A1 true SG139673A1 (en) 2008-02-29

Family

ID=38603391

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200705276-4A SG139673A1 (en) 2006-07-18 2007-07-17 Oil management system for multiple condensers

Country Status (5)

Country Link
EP (1) EP1890093A3 (en)
CN (1) CN101226014A (en)
AU (1) AU2007203328A1 (en)
MY (1) MY165544A (en)
SG (1) SG139673A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010113395A1 (en) * 2009-03-31 2010-10-07 三菱電機株式会社 Refrigeration device
CN103512280B (en) * 2013-04-17 2016-04-06 广东美芝制冷设备有限公司 The oily balance method of air-conditioner
JP6293647B2 (en) * 2014-11-21 2018-03-14 ヤンマー株式会社 heat pump
CN109595845B (en) 2017-09-29 2021-08-03 上海海立电器有限公司 Fresh air conditioning system and control method
CN111207531B (en) * 2020-01-13 2021-06-01 珠海格力电器股份有限公司 Air conditioning unit with reliable oil return and control method
CN113503653B (en) * 2021-08-04 2022-05-06 珠海格力电器股份有限公司 Multi-compressor refrigeration system and air conditioner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564957B3 (en) * 1984-05-23 1986-08-22 Electrolux Cr Sa COLD PLANT WITH NEW COMPRESSOR OIL LEVEL CONTROL DEVICE
EP0672875B1 (en) 1994-03-15 2000-06-14 Mitsubishi Denki Kabushiki Kaisha Air conditioning system
US6125642A (en) * 1999-07-13 2000-10-03 Sporlan Valve Company Oil level control system
JP4499863B2 (en) * 2000-01-21 2010-07-07 東芝キヤリア株式会社 Multi-type air conditioner

Also Published As

Publication number Publication date
CN101226014A (en) 2008-07-23
AU2007203328A1 (en) 2008-02-07
EP1890093A3 (en) 2011-02-16
EP1890093A2 (en) 2008-02-20
MY165544A (en) 2018-04-03

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