JP6335133B2 - ヒートポンプ - Google Patents
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- JP6335133B2 JP6335133B2 JP2015053179A JP2015053179A JP6335133B2 JP 6335133 B2 JP6335133 B2 JP 6335133B2 JP 2015053179 A JP2015053179 A JP 2015053179A JP 2015053179 A JP2015053179 A JP 2015053179A JP 6335133 B2 JP6335133 B2 JP 6335133B2
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- Prior art keywords
- refrigerant
- valve
- compressor
- accumulator
- gaseous
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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
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
-
- 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
- F25B2313/004—Outdoor 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
- F25B2313/005—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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/031—Sensor arrangements
- F25B2313/0315—Temperature sensors near the outdoor heat exchanger
-
- 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
- F25B2400/23—Separators
-
- 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
- F25B2500/28—Means for preventing liquid refrigerant entering into 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
- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2519—On-off 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
- F25B2700/193—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
- F25B2700/2103—Temperatures near a heat exchanger
-
- 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
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
- F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge 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
- 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
Description
冷媒を圧縮して吐出する圧縮機と、
圧縮機を駆動するエンジンと、
圧縮機から吐出された冷媒が通過する第1および第2の熱交換器と、
第1および第2の熱交換器を通過して圧縮機に戻るガス状冷媒から液状冷媒を分離するアキュムレータと、
圧縮機とアキュムレータとを接続する冷媒吸入流路と、
アキュムレータの底部に貯まる液状冷媒を冷媒吸入流路に戻すための冷媒戻し流路と、
冷媒戻し流路に設けられ、開閉弁または開度調節可能な膨張弁である第1の弁と、
冷媒吸入流路と冷媒戻し流路との合流点より圧縮機側で、冷媒吸入流路内の冷媒の温度を検出する温度センサと、
開度調節可能な膨張弁であって、且つ第1および第2の熱交換器の間の冷媒流路を流れる液状冷媒の一部を減圧する第2の弁と、
第2の弁によって減圧された液状冷媒の一部をエンジンの廃熱を用いてガス化する冷媒蒸発器と、
冷媒蒸発器によってガス化されたガス状冷媒をアキュムレータに供給するための第1のガス状冷媒供給流路と、
第1の弁が開いた状態とき、温度センサの検出温度に基づいて圧縮機に吸入される冷媒の過熱度を算出し、その算出した吸入冷媒過熱度に基づいて第2の弁の開度を制御するとともに、吸入冷媒過熱度が所定の過熱度を超えない場合、第1の弁を閉じるように制御する制御装置と、を有するヒートポンプが提供される。
16 圧縮機
18 熱交換器
22 熱交換器
24 エンジン(ガスエンジン)
42 アキュムレータ
58 冷却器(冷却用熱交換器)
60 第3の弁(膨張弁)
62 第1の弁(開閉弁)
64 冷媒蒸発器(蒸発補助用熱交換器)
70 第2の弁(膨張弁)
72 第2のガス状冷媒供給流路(ガス状冷媒供給流路)
74 冷媒吸入流路
76 冷媒戻し流路
78 第1のガス状冷媒供給流路(ガス状冷媒供給流路)
80 温度センサ
Claims (2)
- 冷媒を圧縮して吐出する圧縮機と、
圧縮機を駆動するエンジンと、
圧縮機から吐出された冷媒が通過する第1および第2の熱交換器と、
第1および第2の熱交換器を通過して圧縮機に戻るガス状冷媒から液状冷媒を分離するアキュムレータと、
圧縮機とアキュムレータとを接続する冷媒吸入流路と、
アキュムレータの底部に貯まる液状冷媒を冷媒吸入流路に戻すための冷媒戻し流路と、
冷媒戻し流路に設けられ、開閉弁または開度調節可能な膨張弁である第1の弁と、
冷媒吸入流路と冷媒戻し流路との合流点より圧縮機側で、冷媒吸入流路内の冷媒の温度を検出する温度センサと、
開度調節可能な膨張弁であって、且つ第1および第2の熱交換器の間の冷媒流路を流れる液状冷媒の一部を減圧する第2の弁と、
第2の弁によって減圧された液状冷媒の一部をエンジンの廃熱を用いてガス化する冷媒蒸発器と、
冷媒蒸発器によってガス化されたガス状冷媒をアキュムレータに供給するための第1のガス状冷媒供給流路と、
第1の弁が開いた状態とき、温度センサの検出温度に基づいて圧縮機に吸入される冷媒の過熱度を算出し、その算出した吸入冷媒過熱度に基づいて第2の弁の開度を制御するとともに、吸入冷媒過熱度が所定の過熱度を超えない場合、第1の弁を閉じるように制御する制御装置と、を有するヒートポンプ。
- 第2の弁と異なり、開度調節可能な膨張弁であって、且つ第1および第2の熱交換器の間の冷媒流路を流れる液状冷媒の一部を減圧する第3の弁と、
第3の弁によって減圧された液状冷媒を、他の液状冷媒の冷却に使用することによってガス化する冷却器と、
冷却器によってガス化されたガス状冷媒を、冷媒戻し流路に供給するための第2のガス状冷媒供給流路と、を有し、
第1の弁が開いた状態のとき、制御装置は、吸入冷媒過熱度に基づいて第3の弁の開度を制御する、請求項1に記載のヒートポンプ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015053179A JP6335133B2 (ja) | 2015-03-17 | 2015-03-17 | ヒートポンプ |
US15/559,019 US10527327B2 (en) | 2015-03-17 | 2016-03-11 | Heat pump |
CN201680009375.1A CN109073287B (zh) | 2015-03-17 | 2016-03-11 | 热泵 |
KR1020177025642A KR102017406B1 (ko) | 2015-03-17 | 2016-03-11 | 히트 펌프 |
EP16764910.2A EP3273185B1 (en) | 2015-03-17 | 2016-03-11 | Heat pump |
PCT/JP2016/057841 WO2016148080A1 (ja) | 2015-03-17 | 2016-03-11 | ヒートポンプ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015053179A JP6335133B2 (ja) | 2015-03-17 | 2015-03-17 | ヒートポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016173203A JP2016173203A (ja) | 2016-09-29 |
JP6335133B2 true JP6335133B2 (ja) | 2018-05-30 |
Family
ID=56920114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015053179A Active JP6335133B2 (ja) | 2015-03-17 | 2015-03-17 | ヒートポンプ |
Country Status (6)
Country | Link |
---|---|
US (1) | US10527327B2 (ja) |
EP (1) | EP3273185B1 (ja) |
JP (1) | JP6335133B2 (ja) |
KR (1) | KR102017406B1 (ja) |
CN (1) | CN109073287B (ja) |
WO (1) | WO2016148080A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021030169A1 (en) * | 2019-08-09 | 2021-02-18 | Carrier Corporation | Cooling system and method of operating a cooling system |
WO2021166494A1 (ja) * | 2020-02-20 | 2021-08-26 | 株式会社デンソー | 冷凍サイクル装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1262348B1 (en) * | 1997-07-31 | 2006-05-10 | Denso Corporation | Refrigeration cycle apparatus |
JP4042220B2 (ja) * | 1997-09-24 | 2008-02-06 | 株式会社デンソー | 冷凍サイクル装置 |
JP3719181B2 (ja) * | 2001-09-28 | 2005-11-24 | ダイキン工業株式会社 | 冷凍装置 |
JP4072446B2 (ja) * | 2003-02-17 | 2008-04-09 | 東邦瓦斯株式会社 | 空調室外機 |
JP2005147437A (ja) * | 2003-11-12 | 2005-06-09 | Matsushita Electric Ind Co Ltd | ヒートポンプ装置 |
JP2006343017A (ja) | 2005-06-08 | 2006-12-21 | Sanyo Electric Co Ltd | 冷凍装置 |
JP5326488B2 (ja) * | 2008-02-29 | 2013-10-30 | ダイキン工業株式会社 | 空気調和装置 |
JP5200593B2 (ja) * | 2008-03-13 | 2013-06-05 | アイシン精機株式会社 | 空気調和装置 |
JP5149663B2 (ja) * | 2008-03-24 | 2013-02-20 | ヤンマー株式会社 | エンジン駆動式ヒートポンプ |
JP5631685B2 (ja) * | 2010-10-07 | 2014-11-26 | ヤンマー株式会社 | エンジン駆動式空調機 |
JP5991989B2 (ja) | 2011-11-29 | 2016-09-14 | 三菱電機株式会社 | 冷凍空調装置 |
CN104350338B (zh) * | 2012-04-27 | 2016-04-20 | 三菱电机株式会社 | 空调装置 |
JP6064412B2 (ja) * | 2012-07-30 | 2017-01-25 | 株式会社富士通ゼネラル | 空気調和装置 |
-
2015
- 2015-03-17 JP JP2015053179A patent/JP6335133B2/ja active Active
-
2016
- 2016-03-11 KR KR1020177025642A patent/KR102017406B1/ko active IP Right Grant
- 2016-03-11 CN CN201680009375.1A patent/CN109073287B/zh not_active Expired - Fee Related
- 2016-03-11 EP EP16764910.2A patent/EP3273185B1/en active Active
- 2016-03-11 US US15/559,019 patent/US10527327B2/en not_active Expired - Fee Related
- 2016-03-11 WO PCT/JP2016/057841 patent/WO2016148080A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN109073287B (zh) | 2020-08-04 |
JP2016173203A (ja) | 2016-09-29 |
CN109073287A (zh) | 2018-12-21 |
US10527327B2 (en) | 2020-01-07 |
KR20170117501A (ko) | 2017-10-23 |
EP3273185A1 (en) | 2018-01-24 |
US20180080690A1 (en) | 2018-03-22 |
WO2016148080A1 (ja) | 2016-09-22 |
EP3273185A4 (en) | 2018-11-14 |
KR102017406B1 (ko) | 2019-09-02 |
EP3273185B1 (en) | 2020-02-26 |
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