EP3312524A4 - Kältekreislaufvorrichtung - Google Patents

Kältekreislaufvorrichtung Download PDF

Info

Publication number
EP3312524A4
EP3312524A4 EP15895644.1A EP15895644A EP3312524A4 EP 3312524 A4 EP3312524 A4 EP 3312524A4 EP 15895644 A EP15895644 A EP 15895644A EP 3312524 A4 EP3312524 A4 EP 3312524A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle device
refrigeration
cycle
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
EP15895644.1A
Other languages
English (en)
French (fr)
Other versions
EP3312524B1 (de
EP3312524A1 (de
Inventor
Nobuya ISHIHARA
Tomotaka Ishikawa
Takashi Umeki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to EP18198946.8A priority Critical patent/EP3457049B1/de
Publication of EP3312524A1 publication Critical patent/EP3312524A1/de
Publication of EP3312524A4 publication Critical patent/EP3312524A4/de
Application granted granted Critical
Publication of EP3312524B1 publication Critical patent/EP3312524B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F25B2400/13—Economisers
    • 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
    • F25B2500/12—Sound
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2513—Expansion valves
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/191—Pressures near an expansion 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/197—Pressures of the evaporator
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21174—Temperatures of an evaporator of the refrigerant at the inlet of the evaporator
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP15895644.1A 2015-06-18 2015-06-18 Kältekreislaufvorrichtung Active EP3312524B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18198946.8A EP3457049B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/067652 WO2016203624A1 (ja) 2015-06-18 2015-06-18 冷凍サイクル装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP18198946.8A Division-Into EP3457049B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung
EP18198946.8A Division EP3457049B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung

Publications (3)

Publication Number Publication Date
EP3312524A1 EP3312524A1 (de) 2018-04-25
EP3312524A4 true EP3312524A4 (de) 2018-07-04
EP3312524B1 EP3312524B1 (de) 2020-06-03

Family

ID=57546402

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15895644.1A Active EP3312524B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung
EP18198946.8A Active EP3457049B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP18198946.8A Active EP3457049B1 (de) 2015-06-18 2015-06-18 Kältekreislaufvorrichtung

Country Status (3)

Country Link
EP (2) EP3312524B1 (de)
JP (1) JP6735744B2 (de)
WO (1) WO2016203624A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107843037B (zh) * 2017-10-31 2021-02-23 广东美的暖通设备有限公司 多联机系统及其过冷控制装置和方法
US10655878B2 (en) * 2018-07-06 2020-05-19 Johnson Controls Technology Company Variable refrigerant flow system with sub-cooling temperature optimization using extremum-seeking control
US11828507B2 (en) 2018-09-25 2023-11-28 Hangzhou Sanhua Research Institute Co., Ltd. Air conditioning system and control method therefor
CN110953699B (zh) * 2018-09-26 2021-05-18 杭州三花研究院有限公司 一种空调系统及其控制方法
JP7469583B2 (ja) * 2019-06-12 2024-04-17 ダイキン工業株式会社 空調機
DE102020122713A1 (de) 2020-08-31 2022-03-03 Andreas Bangheri Wärmepumpe und Verfahren zum Betreiben einer Wärmepumpe
CN112033040B (zh) * 2020-09-15 2022-08-30 广东美的暖通设备有限公司 空调系统的控制方法和计算机可读存储介质
EP4257892A4 (de) * 2020-12-01 2024-08-07 Daikin Ind Ltd Kältekreislaufsystem

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005106315A (ja) * 2003-09-29 2005-04-21 Mitsubishi Electric Corp 冷凍冷蔵庫
WO2011070954A1 (ja) * 2009-12-10 2011-06-16 三菱重工業株式会社 空気調和機および空気調和機の冷媒量検出方法
EP2765370A1 (de) * 2013-02-08 2014-08-13 Panasonic Corporation Kühlgerät und Warmwassererzeuger
EP2787305A1 (de) * 2011-11-29 2014-10-08 Mitsubishi Electric Corporation Kühl-/klimaanlagenvorrichtung
WO2014181399A1 (ja) * 2013-05-08 2014-11-13 三菱電機株式会社 二元冷凍装置
WO2014203354A1 (ja) * 2013-06-19 2014-12-24 三菱電機株式会社 冷凍サイクル装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4407012B2 (ja) * 2000-06-06 2010-02-03 ダイキン工業株式会社 冷凍装置
JP2003139422A (ja) * 2001-10-31 2003-05-14 Daikin Ind Ltd 冷凍機
JP2003279170A (ja) * 2002-03-20 2003-10-02 Sanyo Electric Co Ltd 空気調和装置
JP2004190917A (ja) * 2002-12-10 2004-07-08 Sanyo Electric Co Ltd 冷凍装置
JP5593618B2 (ja) * 2008-02-28 2014-09-24 ダイキン工業株式会社 冷凍装置
JP2011012825A (ja) * 2009-06-30 2011-01-20 Sanyo Electric Co Ltd 空気調和機の制御装置
JP5452138B2 (ja) * 2009-09-01 2014-03-26 三菱電機株式会社 冷凍空調装置
JP5537906B2 (ja) * 2009-11-13 2014-07-02 三菱電機株式会社 空気調和装置
JP2011242048A (ja) * 2010-05-18 2011-12-01 Mitsubishi Electric Corp 冷凍サイクル装置
JP5627417B2 (ja) * 2010-11-26 2014-11-19 三菱電機株式会社 二元冷凍装置
JP5957232B2 (ja) * 2012-01-30 2016-07-27 株式会社日本クライメイトシステムズ 車両用空調装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005106315A (ja) * 2003-09-29 2005-04-21 Mitsubishi Electric Corp 冷凍冷蔵庫
WO2011070954A1 (ja) * 2009-12-10 2011-06-16 三菱重工業株式会社 空気調和機および空気調和機の冷媒量検出方法
EP2787305A1 (de) * 2011-11-29 2014-10-08 Mitsubishi Electric Corporation Kühl-/klimaanlagenvorrichtung
EP2765370A1 (de) * 2013-02-08 2014-08-13 Panasonic Corporation Kühlgerät und Warmwassererzeuger
WO2014181399A1 (ja) * 2013-05-08 2014-11-13 三菱電機株式会社 二元冷凍装置
WO2014203354A1 (ja) * 2013-06-19 2014-12-24 三菱電機株式会社 冷凍サイクル装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016203624A1 *

Also Published As

Publication number Publication date
EP3312524B1 (de) 2020-06-03
EP3312524A1 (de) 2018-04-25
EP3457049B1 (de) 2022-04-13
EP3457049A1 (de) 2019-03-20
JPWO2016203624A1 (ja) 2018-01-18
WO2016203624A1 (ja) 2016-12-22
JP6735744B2 (ja) 2020-08-05

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