JP4973078B2 - 冷凍装置 - Google Patents

冷凍装置 Download PDF

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Publication number
JP4973078B2
JP4973078B2 JP2006246152A JP2006246152A JP4973078B2 JP 4973078 B2 JP4973078 B2 JP 4973078B2 JP 2006246152 A JP2006246152 A JP 2006246152A JP 2006246152 A JP2006246152 A JP 2006246152A JP 4973078 B2 JP4973078 B2 JP 4973078B2
Authority
JP
Japan
Prior art keywords
refrigerant
pressure
expansion mechanism
expansion valve
electric expansion
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
Application number
JP2006246152A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008064436A (ja
JP2008064436A5 (https=
Inventor
伸一 笠原
利行 栗原
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Priority to JP2006246152A priority Critical patent/JP4973078B2/ja
Priority to US12/439,954 priority patent/US8205464B2/en
Priority to CN2007800333845A priority patent/CN101512245B/zh
Priority to PCT/JP2007/066846 priority patent/WO2008032578A1/ja
Priority to EP07806323A priority patent/EP2068094A1/en
Publication of JP2008064436A publication Critical patent/JP2008064436A/ja
Publication of JP2008064436A5 publication Critical patent/JP2008064436A5/ja
Application granted granted Critical
Publication of JP4973078B2 publication Critical patent/JP4973078B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2313/006—Compression machines, plants or systems with reversible cycle not otherwise provided for two pipes connecting the outdoor side to the indoor side with 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
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor 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
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0311—Pressure sensors near the 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/063—Feed forward 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
    • 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
    • F25B2400/16—Receivers
    • 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
    • F25B2600/17—Control issues by controlling the pressure of the condenser
    • 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
    • F25B2700/1931—Discharge 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
    • F25B2700/21—Temperatures
    • F25B2700/2102—Temperatures at the outlet of the gas cooler
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Conditioning Control Device (AREA)
JP2006246152A 2006-09-11 2006-09-11 冷凍装置 Expired - Fee Related JP4973078B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2006246152A JP4973078B2 (ja) 2006-09-11 2006-09-11 冷凍装置
US12/439,954 US8205464B2 (en) 2006-09-11 2007-08-30 Refrigeration device
CN2007800333845A CN101512245B (zh) 2006-09-11 2007-08-30 制冷装置
PCT/JP2007/066846 WO2008032578A1 (en) 2006-09-11 2007-08-30 Refrigeration device
EP07806323A EP2068094A1 (en) 2006-09-11 2007-08-30 Refrigeration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006246152A JP4973078B2 (ja) 2006-09-11 2006-09-11 冷凍装置

Publications (3)

Publication Number Publication Date
JP2008064436A JP2008064436A (ja) 2008-03-21
JP2008064436A5 JP2008064436A5 (https=) 2009-05-07
JP4973078B2 true JP4973078B2 (ja) 2012-07-11

Family

ID=39183640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006246152A Expired - Fee Related JP4973078B2 (ja) 2006-09-11 2006-09-11 冷凍装置

Country Status (5)

Country Link
US (1) US8205464B2 (https=)
EP (1) EP2068094A1 (https=)
JP (1) JP4973078B2 (https=)
CN (1) CN101512245B (https=)
WO (1) WO2008032578A1 (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5595025B2 (ja) * 2009-12-10 2014-09-24 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
SG183388A1 (en) 2010-03-08 2012-09-27 Carrier Corp Capacity and pressure control in a transport refrigeration system
CN103797315B (zh) * 2011-06-13 2017-05-03 阿雷斯科技术有限公司 用于制冷系统和方法的冷凝器蒸发器系统（ces）
CN103797313A (zh) 2011-06-13 2014-05-14 弗雷德·林格尔巴赫 用于制冷的制冷系统和方法
CN107923666B (zh) 2015-08-14 2020-08-14 丹佛斯有限公司 具有至少两个蒸发器组的蒸气压缩系统
CN108139132B (zh) * 2015-10-20 2020-08-25 丹佛斯有限公司 用于控制有可变接收器压力设定点的蒸气压缩系统的方法
BR112018007270A2 (pt) 2015-10-20 2018-10-30 Danfoss As método para controlar um sistema de compressão a vapor em modo ejetor por um tempo prolongado
CN108139130B (zh) 2015-10-20 2020-06-09 丹佛斯有限公司 用于控制处于满液状态的蒸气压缩系统的方法
US11060740B2 (en) * 2016-04-18 2021-07-13 Bertrand Michaud Air distribution system
CN110360729A (zh) * 2018-04-09 2019-10-22 珠海格力电器股份有限公司 一种机组高落差压力控制方法、装置及空调设备
DK180146B1 (en) 2018-10-15 2020-06-25 Danfoss As Intellectual Property Heat exchanger plate with strenghened diagonal area
JP7301230B2 (ja) * 2020-06-19 2023-06-30 三菱電機株式会社 冷凍サイクル装置
US20250085039A1 (en) * 2023-09-07 2025-03-13 Rheem Manufacturing Company Systems and Methods for Flash Tank Liquid Level Control

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62158954A (ja) * 1985-12-28 1987-07-14 富士重工業株式会社 冷凍機
US5431026A (en) * 1994-03-03 1995-07-11 General Electric Company Refrigerant flow rate control based on liquid level in dual evaporator two-stage refrigeration cycles
JP2943613B2 (ja) * 1994-07-21 1999-08-30 三菱電機株式会社 非共沸混合冷媒を用いた冷凍空調装置
JP3813702B2 (ja) * 1996-08-22 2006-08-23 株式会社日本自動車部品総合研究所 蒸気圧縮式冷凍サイクル
DE69732206T2 (de) * 1996-08-22 2005-12-22 Denso Corp., Kariya Kälteanlage des Dampfkompressionstyps
JP3484902B2 (ja) * 1996-11-20 2004-01-06 松下電器産業株式会社 冷凍装置の制御装置
JP2001004235A (ja) * 1999-06-22 2001-01-12 Sanden Corp 蒸気圧縮式冷凍サイクル
JP2002106959A (ja) * 2000-09-28 2002-04-10 Sanyo Electric Co Ltd ヒートポンプ給湯機
JP2002168536A (ja) * 2000-11-29 2002-06-14 Mitsubishi Heavy Ind Ltd 空気調和装置
JP2004100979A (ja) * 2002-09-05 2004-04-02 Matsushita Electric Ind Co Ltd ヒートポンプ装置
JP4363997B2 (ja) * 2004-01-27 2009-11-11 三洋電機株式会社 冷凍装置
JP2005226866A (ja) * 2004-02-10 2005-08-25 Denso Corp 冷凍サイクル装置
JP2006138525A (ja) * 2004-11-11 2006-06-01 Hitachi Home & Life Solutions Inc 冷凍装置及び空気調和機
JP2006343017A (ja) * 2005-06-08 2006-12-21 Sanyo Electric Co Ltd 冷凍装置
JP4811204B2 (ja) * 2006-09-11 2011-11-09 ダイキン工業株式会社 冷凍装置

Also Published As

Publication number Publication date
CN101512245A (zh) 2009-08-19
JP2008064436A (ja) 2008-03-21
EP2068094A1 (en) 2009-06-10
CN101512245B (zh) 2010-10-06
US8205464B2 (en) 2012-06-26
WO2008032578A1 (en) 2008-03-20
US20100037641A1 (en) 2010-02-18

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