WO2008093538A1 - 冷凍装置 - Google Patents

冷凍装置 Download PDF

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Publication number
WO2008093538A1
WO2008093538A1 PCT/JP2008/050418 JP2008050418W WO2008093538A1 WO 2008093538 A1 WO2008093538 A1 WO 2008093538A1 JP 2008050418 W JP2008050418 W JP 2008050418W WO 2008093538 A1 WO2008093538 A1 WO 2008093538A1
Authority
WO
WIPO (PCT)
Prior art keywords
utilization
refrigerant
side expansion
opening
control means
Prior art date
Application number
PCT/JP2008/050418
Other languages
English (en)
French (fr)
Inventor
Satoshi Kawano
Shinya Matsuoka
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 EP08703279.3A priority Critical patent/EP2144018B1/en
Priority to ES08703279T priority patent/ES2701427T3/es
Priority to AU2008211449A priority patent/AU2008211449B2/en
Priority to US12/525,208 priority patent/US8505321B2/en
Priority to CN200880003794XA priority patent/CN101657686B/zh
Publication of WO2008093538A1 publication Critical patent/WO2008093538A1/ja

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
    • 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
    • F25B39/00—Evaporators; Condensers
    • 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
    • F25B41/31—Expansion valves
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • F25B41/35—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B2313/005—Outdoor unit 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • 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
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2600/19—Refrigerant outlet condenser temperature
    • 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
    • F25B2600/21—Refrigerant outlet evaporator temperature
    • 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
    • F25B2700/04—Refrigerant level
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/027—Condenser control arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Abstract

　冷凍装置（20）が冷却運転を行う場合は、冷却運転中に利用側膨張弁（51）に流入する冷媒の圧力が所定の圧力基準値以下になるように熱源側膨張弁（36）の開度を制御する熱源側開度制御手段（53）を設ける。冷凍装置（20）が加熱運転を行う場合は、加熱運転中に複数台の利用ユニット（61）の中に、冷媒流量が能力を発揮させるために必要な流量を下回る少流量の利用ユニット（61）が存在していれば、少流量の利用ユニット（61）以外の利用ユニット（61）の利用側膨張弁（51）の開度を縮小する開度縮小動作を行う利用側開度制御手段（38,54）を設ける。
PCT/JP2008/050418 2007-01-31 2008-01-16 冷凍装置 WO2008093538A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP08703279.3A EP2144018B1 (en) 2007-01-31 2008-01-16 Refrigeration device
ES08703279T ES2701427T3 (es) 2007-01-31 2008-01-16 Aparato de refrigeración
AU2008211449A AU2008211449B2 (en) 2007-01-31 2008-01-16 Refrigeration apparatus
US12/525,208 US8505321B2 (en) 2007-01-31 2008-01-16 Refrigeration apparatus with reduced constraints on placement of utilization unit relative to heat source unit
CN200880003794XA CN101657686B (zh) 2007-01-31 2008-01-16 制冷装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007020413A JP5125124B2 (ja) 2007-01-31 2007-01-31 冷凍装置
JP2007-020413 2007-01-31

Publications (1)

Publication Number Publication Date
WO2008093538A1 true WO2008093538A1 (ja) 2008-08-07

Family

ID=39673851

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050418 WO2008093538A1 (ja) 2007-01-31 2008-01-16 冷凍装置

Country Status (8)

Country Link
US (1) US8505321B2 (ja)
EP (1) EP2144018B1 (ja)
JP (1) JP5125124B2 (ja)
KR (1) KR101096933B1 (ja)
CN (2) CN102080892B (ja)
AU (1) AU2008211449B2 (ja)
ES (1) ES2701427T3 (ja)
WO (1) WO2008093538A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2416090A4 (en) * 2009-03-30 2017-08-16 Mitsubishi Heavy Industries, Ltd. Multiple air conditioner
WO2018159202A1 (ja) * 2017-02-28 2018-09-07 三菱重工サーマルシステムズ株式会社 冷媒量判定装置、空気調和システム、冷媒量判定方法およびプログラム

Families Citing this family (33)

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JP5355016B2 (ja) * 2008-10-01 2013-11-27 三菱電機株式会社 冷凍装置及び熱源機
JP5448566B2 (ja) * 2009-05-21 2014-03-19 三菱重工業株式会社 マルチ空気調和機
JP5094801B2 (ja) * 2009-08-26 2012-12-12 三菱電機株式会社 冷凍サイクル装置及び空気調和装置
JP5320280B2 (ja) * 2009-12-25 2013-10-23 ダイキン工業株式会社 空気調和装置
JP5312613B2 (ja) * 2010-01-29 2013-10-09 ダイキン工業株式会社 ヒートポンプシステム
JP4968373B2 (ja) 2010-08-02 2012-07-04 ダイキン工業株式会社 空気調和装置
KR101505856B1 (ko) * 2010-09-08 2015-03-25 삼성전자 주식회사 공기조화기 및 그 제어방법
CN102003822B (zh) * 2010-12-15 2013-07-17 广州恒星冷冻机械制造有限公司 一种风冷冷水机组及其控制方法
JP5527300B2 (ja) * 2011-09-30 2014-06-18 ダイキン工業株式会社 空気調和装置
WO2013074754A1 (en) 2011-11-15 2013-05-23 Owoc John H Beverage container with secondary internal dispensing chamber
JP6079055B2 (ja) * 2012-02-06 2017-02-15 ダイキン工業株式会社 冷凍装置
JP5627620B2 (ja) * 2012-02-29 2014-11-19 日立アプライアンス株式会社 空気調和機
CN102635927B (zh) * 2012-04-26 2018-05-11 青岛海尔空调电子有限公司 用于空调系统的压力调整装置和方法
CN102654303A (zh) * 2012-05-09 2012-09-05 青岛海尔空调电子有限公司 空调系统、用于空调系统的压力调整方法和装置
CN104603557B (zh) * 2012-08-27 2016-10-12 大金工业株式会社 制冷装置
ES2671937T3 (es) * 2012-10-18 2018-06-11 Daikin Industries, Ltd. Aire acondicionado
JP6073653B2 (ja) * 2012-11-09 2017-02-01 サンデンホールディングス株式会社 車両用空気調和装置
WO2015029160A1 (ja) * 2013-08-28 2015-03-05 三菱電機株式会社 空気調和装置
CN104748293B (zh) * 2013-12-30 2018-09-14 海尔集团公司 一种利用压力传感器的空调过冷度控制方法
CN104833041B (zh) * 2014-02-12 2018-08-14 海尔集团公司 一种多联空调管路平衡方法及多联空调
US10563877B2 (en) * 2015-04-30 2020-02-18 Daikin Industries, Ltd. Air conditioner
CN105299944B (zh) * 2015-11-05 2018-01-23 谭洪德 一种满液式中央空调系统
JP6569536B2 (ja) * 2016-01-08 2019-09-04 株式会社富士通ゼネラル 空気調和装置
JP6693312B2 (ja) * 2016-07-07 2020-05-13 株式会社富士通ゼネラル 空気調和装置
JP6399137B1 (ja) * 2017-03-31 2018-10-03 ダイキン工業株式会社 高低差設定システム
WO2019082372A1 (ja) 2017-10-27 2019-05-02 三菱電機株式会社 冷凍サイクル装置
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
US11525598B2 (en) * 2018-09-28 2022-12-13 Mitsubishi Electric Corporation Air-conditioning apparatus
JP7086231B2 (ja) * 2019-01-28 2022-06-17 三菱電機株式会社 空気調和装置
CN111895671A (zh) * 2019-05-05 2020-11-06 维谛技术有限公司 一种空调系统
JP6791315B1 (ja) * 2019-07-18 2020-11-25 ダイキン工業株式会社 冷凍装置
JP6844667B2 (ja) * 2019-08-21 2021-03-17 ダイキン工業株式会社 熱源ユニット及び冷凍装置
CN114484587A (zh) * 2022-02-16 2022-05-13 宁波奥克斯电气股份有限公司 一种多联机冷媒平衡控制方法、系统和多联机空调

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Publication number Priority date Publication date Assignee Title
JPS62129660A (ja) * 1985-11-27 1987-06-11 ダイキン工業株式会社 冷凍装置における冷媒制御方法
JPH10300255A (ja) * 1997-04-28 1998-11-13 Matsushita Refrig Co Ltd 空気調和機
JP2002147878A (ja) 2000-11-13 2002-05-22 Daikin Ind Ltd ヒートポンプ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2416090A4 (en) * 2009-03-30 2017-08-16 Mitsubishi Heavy Industries, Ltd. Multiple air conditioner
WO2018159202A1 (ja) * 2017-02-28 2018-09-07 三菱重工サーマルシステムズ株式会社 冷媒量判定装置、空気調和システム、冷媒量判定方法およびプログラム

Also Published As

Publication number Publication date
CN102080892A (zh) 2011-06-01
EP2144018A1 (en) 2010-01-13
CN102080892B (zh) 2013-07-10
KR101096933B1 (ko) 2011-12-22
ES2701427T3 (es) 2019-02-22
JP2008185292A (ja) 2008-08-14
CN101657686B (zh) 2011-05-04
EP2144018B1 (en) 2018-09-12
CN101657686A (zh) 2010-02-24
US8505321B2 (en) 2013-08-13
EP2144018A4 (en) 2015-05-13
US20100024454A1 (en) 2010-02-04
JP5125124B2 (ja) 2013-01-23
AU2008211449A1 (en) 2008-08-07
AU2008211449B2 (en) 2010-12-09
KR20090115173A (ko) 2009-11-04

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