JP2017172908A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2017172908A5 JP2017172908A5 JP2016061136A JP2016061136A JP2017172908A5 JP 2017172908 A5 JP2017172908 A5 JP 2017172908A5 JP 2016061136 A JP2016061136 A JP 2016061136A JP 2016061136 A JP2016061136 A JP 2016061136A JP 2017172908 A5 JP2017172908 A5 JP 2017172908A5
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- gas
- liquid
- path
- phase
- 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
Links
- 239000003507 refrigerant Substances 0.000 claims description 49
- 239000007788 liquid Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 10
- 239000007791 liquid phase Substances 0.000 claims description 9
- 239000012071 phase Substances 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 9
- FXRLMCRCYDHQFW-UHFFFAOYSA-N 2,3,3,3-Tetrafluoropropene Chemical compound FC(=C)C(F)(F)F FXRLMCRCYDHQFW-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000001816 cooling Methods 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N methylene dichloride Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 1
Description
本発明は、非共沸混合冷媒が封入され、圧縮機、第1熱交換器、減圧部、および第2熱交換器を含んで構成された冷媒回路を有し、熱負荷の加熱が可能な冷凍サイクル装置であって、第1熱交換器および第2熱交換器のうちのいずれか一方である凝縮器から流れ出た非共沸混合冷媒の圧力を気液二相の状態にまで減少させる第1減圧部と、気液二相の状態にまで減圧された非共沸混合冷媒を気相および液相に分離する気液分離器と、気液分離器における気相の冷媒を、第1熱交換器および第2熱交換器のうちの他方である蒸発器へと供給する第1経路と、気液分離器における液相の冷媒を蒸発器に対して供給せずにバイパスする第2経路と、第1経路を流れる冷媒を、第2経路を流れる冷媒との間で熱交換することで凝縮させるインタークーラーと、第1経路を流れる冷媒の圧力を減少させる第2減圧部と、第2経路を流れる冷媒の圧力を減少させる第3減圧部と、を備え、第2経路は、気液分離器から液相を受け入れる受液器と、気液分離器および受液器の間の流路を開閉または流路を流れる冷媒の流量を調整することが可能な弁と、を有することを特徴とする。 The present invention includes a refrigerant circuit that includes a non-azeotropic refrigerant mixture and includes a compressor, a first heat exchanger, a decompression unit, and a second heat exchanger, and can heat a heat load. A refrigeration cycle apparatus that reduces the pressure of a non-azeotropic refrigerant mixture flowing out of a condenser that is one of a first heat exchanger and a second heat exchanger to a gas-liquid two-phase state. 1 decompression unit, a gas-liquid separator that separates a non-azeotropic refrigerant mixture that has been decompressed to a gas-liquid two-phase state into a gas phase and a liquid phase, and a gas phase refrigerant in the gas-liquid separator, A first path for supplying to the evaporator, which is the other of the exchanger and the second heat exchanger, and a second path for bypassing the liquid-phase refrigerant in the gas-liquid separator without supplying it to the evaporator An intercooler that condenses the refrigerant flowing through the first path by exchanging heat with the refrigerant flowing through the second path. And over, and a second pressure reducing unit for reducing the pressure of the refrigerant flowing through the first path, and a third pressure reducing unit for reducing the pressure of the refrigerant flowing through the second path includes a second path from the gas-liquid separator A liquid receiver that receives the liquid phase, and a valve that can open and close the flow path between the gas-liquid separator and the liquid receiver or adjust the flow rate of the refrigerant flowing through the flow path .
本発明の冷凍サイクル装置は、気液分離器から液相を受け入れる受液器と、気液分離器および受液器の間の流路を開閉または流路を流れる冷媒の流量を調整することが可能な弁と、を第2経路に備える。 The refrigeration cycle apparatus of the present invention can open and close the flow path between the gas receiver and the liquid receiver that receives the liquid phase from the gas-liquid separator and adjust the flow rate of the refrigerant flowing through the flow path. A possible valve in the second path .
本発明の冷凍サイクル装置において、非共沸混合冷媒は、第1冷媒としてのR32と、第2冷媒としてのR1234yfおよびR1234ze(E)の少なくとも一方と、を含み、冷媒回路に封入されている非共沸混合冷媒の全体における第1冷媒の濃度が30〜70w%(30w%以上、70w%以下)であることが好ましい。 In the refrigeration cycle apparatus of the present invention, the non-azeotropic refrigerant mixture includes R32 as the first refrigerant and at least one of R1234yf and R1234ze (E) as the second refrigerant, and is enclosed in the refrigerant circuit. concentration of the first refrigerant in the entire azeotrope refrigerant 30~70 w% (30 w% or more, 70 w% or less) is preferably.
本発明の冷凍サイクル装置において、非共沸混合冷媒は、第3冷媒としてのCO2を含み、冷媒回路に封入されている非共沸混合冷媒の全体における第3冷媒の濃度が5w%以下であることが好ましい。 In the refrigeration cycle apparatus of the present invention, the non-azeotropic refrigerant mixture includes CO 2 as the third refrigerant, concentration of the third refrigerant in the whole of the non-azeotropic refrigerant which is sealed in the refrigerant circuit 5 w% it is preferable that the following.
Claims (4)
前記第1熱交換器および前記第2熱交換器のうちのいずれか一方である凝縮器から流れ出た前記非共沸混合冷媒の圧力を気液二相の状態にまで減少させる第1減圧部と、
前記気液二相の状態にまで減圧された前記非共沸混合冷媒を気相および液相に分離する気液分離器と、
前記気液分離器における気相の冷媒を、前記第1熱交換器および前記第2熱交換器のうちの他方である蒸発器へと供給する第1経路と、
前記気液分離器における液相の冷媒を前記蒸発器に対して供給せずにバイパスする第2経路と、
前記第1経路を流れる冷媒を、前記第2経路を流れる冷媒との間で熱交換することで凝縮させるインタークーラーと、
前記第1経路を流れる冷媒の圧力を減少させる第2減圧部と、
前記第2経路を流れる冷媒の圧力を減少させる第3減圧部と、を備え、
前記第2経路は、
前記気液分離器から液相を受け入れる受液器と、
前記気液分離器および前記受液器の間の流路を開閉または前記流路を流れる冷媒の流量を調整することが可能な弁と、を有する、
ことを特徴とする冷凍サイクル装置。 A refrigeration cycle apparatus that includes a refrigerant circuit that includes a non-azeotropic refrigerant mixture and includes a compressor, a first heat exchanger, a decompression unit, and a second heat exchanger, and is capable of heating a heat load. There,
A first pressure reducing section that reduces the pressure of the non-azeotropic refrigerant mixture flowing out of the condenser that is one of the first heat exchanger and the second heat exchanger to a gas-liquid two-phase state; ,
A gas-liquid separator that separates the non-azeotropic refrigerant mixture, which has been decompressed to the gas-liquid two-phase state, into a gas phase and a liquid phase;
A first path for supplying a gas-phase refrigerant in the gas-liquid separator to an evaporator that is the other of the first heat exchanger and the second heat exchanger;
A second path for bypassing the liquid-phase refrigerant in the gas-liquid separator without supplying it to the evaporator;
An intercooler that condenses the refrigerant flowing through the first path by exchanging heat with the refrigerant flowing through the second path;
A second pressure reducing unit that reduces the pressure of the refrigerant flowing through the first path;
A third pressure reducing unit that reduces the pressure of the refrigerant flowing through the second path ,
The second route is
A liquid receiver for receiving a liquid phase from the gas-liquid separator;
A valve capable of opening and closing a flow path between the gas-liquid separator and the liquid receiver or adjusting a flow rate of the refrigerant flowing through the flow path,
A refrigeration cycle apparatus characterized by that.
第1冷媒としてのR32と、
第2冷媒としてのR1234yfおよびR1234ze(E)の少なくとも一方と、を含み、
前記冷媒回路に封入されている前記非共沸混合冷媒の全体における前記第1冷媒の濃度が30〜70wt%である、
ことを特徴とする請求項1に記載の冷凍サイクル装置。 The non-azeotropic refrigerant mixture is
R32 as the first refrigerant;
At least one of R1234yf and R1234ze (E) as the second refrigerant,
Concentration of the first refrigerant in the entire of the non-azeotropic refrigerant which is sealed in the refrigerant circuit is a 30 to 70 w t%,
The refrigeration cycle apparatus according to claim 1, characterized in that.
第3冷媒としてのCO2を含み、
前記冷媒回路に封入されている前記非共沸混合冷媒の全体における前記第3冷媒の濃度が5wt%以下である、
ことを特徴とする請求項2に記載の冷凍サイクル装置。 The non-azeotropic refrigerant mixture is
Including CO 2 as a third refrigerant,
Concentration of the third refrigerant in the entire of the non-azeotropic refrigerant which is sealed in the refrigerant circuit is not more than 5 w t%,
The refrigeration cycle apparatus according to claim 2 .
前記冷媒回路における冷媒流れの向きを切り替える切替弁と、
前記冷媒回路における冷媒流れの向きを切り替えるブリッジ回路と、
前記気液分離器における液相を、前記気液分離器における気相に合流させる合流経路と、を備え、
第3減圧部は、前記気液分離器における液相を、前記蒸発器から流れ出た冷媒に合流させる経路を含んで構成されている、
ことを特徴とする請求項1から3のいずれか一項に記載の冷凍サイクル装置。 Heating and cooling of the heat load is possible,
A switching valve for switching the direction of refrigerant flow in the refrigerant circuit;
A bridge circuit for switching the direction of refrigerant flow in the refrigerant circuit;
A joining path for joining the liquid phase in the gas-liquid separator to the gas phase in the gas-liquid separator,
The third decompression unit includes a path that joins the liquid phase in the gas-liquid separator to the refrigerant that has flowed out of the evaporator.
The refrigeration cycle apparatus according to any one of claims 1 to 3 , wherein
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016061136A JP6774769B2 (en) | 2016-03-25 | 2016-03-25 | Refrigeration cycle equipment |
EP17770373.3A EP3396273A4 (en) | 2016-03-25 | 2017-03-23 | Refrigerating cycle apparatus |
PCT/JP2017/011839 WO2017164333A1 (en) | 2016-03-25 | 2017-03-23 | Refrigerating cycle apparatus |
CN201780006360.4A CN108463676B (en) | 2016-03-25 | 2017-03-23 | Refrigeration cycle device |
AU2017238687A AU2017238687B2 (en) | 2016-03-25 | 2017-03-23 | Refrigerating cycle apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016061136A JP6774769B2 (en) | 2016-03-25 | 2016-03-25 | Refrigeration cycle equipment |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2017172908A JP2017172908A (en) | 2017-09-28 |
JP2017172908A5 true JP2017172908A5 (en) | 2019-02-21 |
JP6774769B2 JP6774769B2 (en) | 2020-10-28 |
Family
ID=59900627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016061136A Active JP6774769B2 (en) | 2016-03-25 | 2016-03-25 | Refrigeration cycle equipment |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3396273A4 (en) |
JP (1) | JP6774769B2 (en) |
CN (1) | CN108463676B (en) |
AU (1) | AU2017238687B2 (en) |
WO (1) | WO2017164333A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI794296B (en) * | 2017-10-12 | 2023-03-01 | 美商科慕Fc有限責任公司 | Compositions containing difluoromethane, tetrafluoropropene, and carbon dioxide and uses thereof |
TW202317734A (en) * | 2017-10-12 | 2023-05-01 | 美商科慕Fc有限責任公司 | Compositions containing difluoromethane, tetrafluoropropene, and carbon dioxide and uses thereof |
JP7321257B2 (en) * | 2018-10-26 | 2023-08-04 | ザ ケマーズ カンパニー エフシー リミテッド ライアビリティ カンパニー | Compositions containing difluoromethane, tetrafluoropropene, and carbon dioxide, and uses thereof |
CN113108503B (en) * | 2021-03-24 | 2022-10-25 | 中国科学院工程热物理研究所 | Heat pump set based on self-cascade circulation |
JP2023136032A (en) * | 2022-03-16 | 2023-09-29 | 株式会社富士通ゼネラル | Refrigeration cycle device |
CN115036543B (en) * | 2022-06-20 | 2023-11-07 | 潍柴动力股份有限公司 | Hydrogen fuel cell, control method and control device thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0833254B2 (en) * | 1987-08-29 | 1996-03-29 | ダイキン工業株式会社 | Heat pump system |
EP3081879B1 (en) * | 2008-06-16 | 2021-05-12 | Mitsubishi Electric Corporation | Refrigeration cycle apparatus |
MX2021005417A (en) * | 2008-07-30 | 2022-05-18 | Honeywell Int Inc | Compositions containing difluoromethane and fluorine substituted olefins. |
JPWO2012032699A1 (en) * | 2010-09-08 | 2013-12-12 | パナソニック株式会社 | Refrigeration cycle equipment |
JP2012236884A (en) * | 2011-05-10 | 2012-12-06 | Fujitsu General Ltd | Mixed refrigerant and air conditioner using the same |
CN106104170B (en) * | 2014-03-17 | 2019-10-25 | 三菱电机株式会社 | Refrigerating circulatory device |
WO2015140879A1 (en) * | 2014-03-17 | 2015-09-24 | 三菱電機株式会社 | Refrigeration cycle device |
-
2016
- 2016-03-25 JP JP2016061136A patent/JP6774769B2/en active Active
-
2017
- 2017-03-23 EP EP17770373.3A patent/EP3396273A4/en not_active Withdrawn
- 2017-03-23 WO PCT/JP2017/011839 patent/WO2017164333A1/en active Application Filing
- 2017-03-23 AU AU2017238687A patent/AU2017238687B2/en active Active
- 2017-03-23 CN CN201780006360.4A patent/CN108463676B/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2017172908A5 (en) | ||
JP2019074250A5 (en) | ||
JP2016121858A5 (en) | ||
JP6359102B2 (en) | Outdoor unit and refrigeration cycle equipment | |
JP5197820B2 (en) | Refrigeration cycle equipment | |
JP2011052884A (en) | Refrigerating air conditioner | |
JP5681549B2 (en) | Refrigeration cycle method | |
JP6774769B2 (en) | Refrigeration cycle equipment | |
WO2016204194A1 (en) | Air conditioner | |
JP2007064510A (en) | Air conditioner | |
JP2008008523A (en) | Refrigerating cycle and water heater | |
JP2018071829A5 (en) | ||
JP2005257237A (en) | Refrigeration unit | |
JP2005164103A (en) | Refrigerating cycle device and its control method | |
JP2009300001A (en) | Refrigerating cycle device | |
JP2011214753A (en) | Refrigerating device | |
JP2007010220A (en) | Refrigerating unit and refrigerator comprising the same | |
JP2017015299A (en) | Cooling device | |
JP2010101621A (en) | Refrigerating cycle device and method of controlling the same | |
JP5770157B2 (en) | Refrigeration equipment | |
JP2017190943A5 (en) | ||
WO2018096580A1 (en) | Refrigeration cycle device | |
JP2008241192A (en) | Refrigerating cycle device | |
JP2008096072A (en) | Refrigerating cycle device | |
JP5963669B2 (en) | Refrigeration equipment |