JP2014031944A - 冷凍サイクル装置、並びに、この冷凍サイクル装置を備えた冷凍装置及び空調装置 - Google Patents
冷凍サイクル装置、並びに、この冷凍サイクル装置を備えた冷凍装置及び空調装置 Download PDFInfo
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- JP2014031944A JP2014031944A JP2012172467A JP2012172467A JP2014031944A JP 2014031944 A JP2014031944 A JP 2014031944A JP 2012172467 A JP2012172467 A JP 2012172467A JP 2012172467 A JP2012172467 A JP 2012172467A JP 2014031944 A JP2014031944 A JP 2014031944A
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- Prior art keywords
- heat exchanger
- refrigerant
- heat
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- heat source
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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
- 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
- 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
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/003—Indoor unit with water as a heat sink or heat source
-
- 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
- F25B2313/025—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
- F25B2313/029—Control issues
- F25B2313/0293—Control issues related to the indoor fan, e.g. controlling speed
-
- 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
- F25B2313/029—Control issues
- F25B2313/0294—Control issues related to the outdoor fan, e.g. controlling speed
-
- 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
- F25B2400/12—Inflammable refrigerants
- F25B2400/121—Inflammable refrigerants using R1234
-
- 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
- F25B2600/2515—Flow valves
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)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
【解決手段】本発明の冷凍サイクル装置は、圧縮機と、熱源側熱交換器用の送風ファンと、空気と熱交換する複数の熱源側熱交換器であって、それぞれ高さ方向に分割されて前記送風ファンに近い位置からグループ化して熱交換器群を構成する熱源側熱交換器と、膨張弁と、利用側の熱搬送媒体と熱交換する利用側熱交換器と、圧縮機、熱源側熱交換器、膨張弁、及び、利用側熱交換器を順次接続して冷媒を循環させる冷媒配管と、負荷率に応じて、熱交換器群のそれぞれに流入する冷媒量を制御する制御装置と、を備える。
【選択図】図1
Description
Claims (10)
- 圧縮機と、
熱源側熱交換器用の送風ファンと、
空気と熱交換する複数の熱源側熱交換器であって、それぞれ高さ方向に分割されて前記送風ファンに近い位置からグループ化して熱交換器群を構成する前記熱源側熱交換器と、
膨張弁と、
利用側の熱搬送媒体と熱交換する利用側熱交換器と、
前記圧縮機、前記熱源側熱交換器、前記膨張弁、及び、前記利用側熱交換器を順次接続して冷媒を循環させる冷媒配管と、
負荷率に応じて、前記熱交換器群のそれぞれに流入する冷媒量を制御する制御装置と、
を備えた冷凍サイクル装置。 - 請求項1において、
前記制御装置は、前記負荷率が小さいほど風速が大きい前記熱交換器群への冷媒の流入割合を増大させる冷凍サイクル装置。 - 請求項1において、
前記制御装置は、風速が大きい前記熱交換器群ほど流入する冷媒の割合を大きくするとともに、前記負荷率が小さいほど風速が大きい前記熱交換器群への冷媒の流入割合を増大させる冷凍サイクル装置。 - 請求項1において、
前記送風ファンは前記熱源側熱交換器の上方に配置され、
前記制御装置は、前記負荷率が小さいほど上側に位置する前記熱交換器群への冷媒の流入割合を増大させる冷凍サイクル装置。 - 請求項1において、
前記送風ファンは前記熱源側熱交換器の上方に配置され、
前記制御装置は、上側に位置する前記熱交換器群ほど流入する冷媒の割合を大きくするとともに、前記負荷率が小さいほど上側に位置する前記熱交換器群への冷媒の流入割合を増大させる冷凍サイクル装置。 - 請求項1乃至5の何れかにおいて、
前記熱交換器群はそれぞれ冷媒の流入側に流入制御装置を備え、
前記制御装置は、前記流入制御装置を制御することにより、前記熱交換器群のそれぞれに流入する冷媒量を制御する冷凍サイクル装置。 - 請求項1乃至6の何れかにおいて、
前記負荷率が増大するに従って、最も上側に位置する前記熱交換器群から順に使用して運転する冷凍サイクル装置。 - 請求項7において、
使用しない前記熱交換器群から冷媒を放出した状態で運転する冷凍サイクル装置。 - 請求項8において、
前記熱交換器群はそれぞれ冷媒の流入側に流入制御装置、及び、冷媒の流出側に流出制御装置、を備え、
前記圧縮機が駆動した状態で、前記流入制御装置を閉状態とし、その後、前記流出制御装置を閉状態とすることにより、前記使用しない熱交換器群から冷媒を放出する冷凍サイクル装置。 - 請求項1乃至9の何れかに記載の冷凍サイクル装置を備えた冷凍装置又は空気調和機。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012172467A JP5889745B2 (ja) | 2012-08-03 | 2012-08-03 | 冷凍サイクル装置、並びに、この冷凍サイクル装置を備えた冷凍装置及び空気調和機 |
EP13178031.4A EP2693139B1 (en) | 2012-08-03 | 2013-07-25 | Refrigeration cycle apparatus and refrigeration unit and air-conditioning system equipped with the refrigeration cycle apparatus |
BR102013019668-1A BR102013019668B1 (pt) | 2012-08-03 | 2013-08-01 | aparelho de ciclo de refrigeração, unidade de refrigeração e sistema de ar condicionado equipado com o aparelho de ciclo de refrigeração |
CN201310332027.6A CN103574952B (zh) | 2012-08-03 | 2013-08-01 | 制冷循环装置和具有该制冷循环装置的制冷装置及空调装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2012172467A JP5889745B2 (ja) | 2012-08-03 | 2012-08-03 | 冷凍サイクル装置、並びに、この冷凍サイクル装置を備えた冷凍装置及び空気調和機 |
Publications (2)
Publication Number | Publication Date |
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JP2014031944A true JP2014031944A (ja) | 2014-02-20 |
JP5889745B2 JP5889745B2 (ja) | 2016-03-22 |
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ID=48877090
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JP2012172467A Active JP5889745B2 (ja) | 2012-08-03 | 2012-08-03 | 冷凍サイクル装置、並びに、この冷凍サイクル装置を備えた冷凍装置及び空気調和機 |
Country Status (4)
Country | Link |
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EP (1) | EP2693139B1 (ja) |
JP (1) | JP5889745B2 (ja) |
CN (1) | CN103574952B (ja) |
BR (1) | BR102013019668B1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016056064A1 (ja) * | 2014-10-07 | 2016-04-14 | 三菱電機株式会社 | 熱交換器、及び、空気調和装置 |
WO2016056063A1 (ja) * | 2014-10-07 | 2016-04-14 | 三菱電機株式会社 | 熱交換器、及び、空気調和装置 |
WO2016208042A1 (ja) * | 2015-06-25 | 2016-12-29 | 三菱電機株式会社 | 空気調和装置 |
WO2018154972A1 (ja) * | 2017-02-22 | 2018-08-30 | ダイキン工業株式会社 | 熱交換ユニット |
WO2019009162A1 (ja) * | 2017-07-03 | 2019-01-10 | ダイキン工業株式会社 | 熱交換器及びそれを備えた熱交換ユニット |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103983062B (zh) * | 2014-05-28 | 2016-04-06 | 广东申菱环境系统股份有限公司 | 一种宽温型风冷冷水机组及其冷凝压力控制方法 |
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2013
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- 2013-08-01 BR BR102013019668-1A patent/BR102013019668B1/pt active IP Right Grant
- 2013-08-01 CN CN201310332027.6A patent/CN103574952B/zh active Active
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016056064A1 (ja) * | 2014-10-07 | 2016-04-14 | 三菱電機株式会社 | 熱交換器、及び、空気調和装置 |
WO2016056063A1 (ja) * | 2014-10-07 | 2016-04-14 | 三菱電機株式会社 | 熱交換器、及び、空気調和装置 |
CN106796091A (zh) * | 2014-10-07 | 2017-05-31 | 三菱电机株式会社 | 热交换器以及空气调节装置 |
CN106796092A (zh) * | 2014-10-07 | 2017-05-31 | 三菱电机株式会社 | 换热器以及空调装置 |
US10082322B2 (en) | 2014-10-07 | 2018-09-25 | Mitsubishi Electric Corporation | Heat exchanger and air-conditioning apparatus |
US10605502B2 (en) | 2014-10-07 | 2020-03-31 | Mitsubishi Electric Corporation | Heat exchanger and air-conditioning apparatus |
WO2016208042A1 (ja) * | 2015-06-25 | 2016-12-29 | 三菱電機株式会社 | 空気調和装置 |
WO2018154972A1 (ja) * | 2017-02-22 | 2018-08-30 | ダイキン工業株式会社 | 熱交換ユニット |
WO2019009162A1 (ja) * | 2017-07-03 | 2019-01-10 | ダイキン工業株式会社 | 熱交換器及びそれを備えた熱交換ユニット |
Also Published As
Publication number | Publication date |
---|---|
EP2693139B1 (en) | 2019-02-27 |
BR102013019668A2 (pt) | 2015-01-06 |
BR102013019668B1 (pt) | 2020-10-20 |
JP5889745B2 (ja) | 2016-03-22 |
EP2693139A1 (en) | 2014-02-05 |
CN103574952B (zh) | 2016-10-05 |
BR102013019668A8 (pt) | 2016-10-18 |
CN103574952A (zh) | 2014-02-12 |
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