KR20250015212A - 열공급장치 - Google Patents
열공급장치 Download PDFInfo
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- KR20250015212A KR20250015212A KR1020230096326A KR20230096326A KR20250015212A KR 20250015212 A KR20250015212 A KR 20250015212A KR 1020230096326 A KR1020230096326 A KR 1020230096326A KR 20230096326 A KR20230096326 A KR 20230096326A KR 20250015212 A KR20250015212 A KR 20250015212A
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- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
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- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F24D3/00—Hot-water central heating systems
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- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
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- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
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- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/26—Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves
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- 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
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- 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
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- 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
- F25B41/40—Fluid line arrangements
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- 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
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- 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
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- 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
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- 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
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- 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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/047—Water-cooled condensers
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- 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—Component parts or details not otherwise provided for in this subclass
- F25B2400/05—Compression system with heat exchange between particular parts of the system
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- 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—Component parts or details not otherwise provided for in this subclass
- F25B2400/05—Compression system with heat exchange between particular parts of the system
- F25B2400/054—Compression system with heat exchange between particular parts of the system between the suction tube of the compressor and another part of the cycle
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- 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
- F25B2600/2501—Bypass valves
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- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
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- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
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Abstract
본 발명의 열공급장치는, 냉매를 압축시키는 압축기와, 공기와 냉매를 열교환시키는 제1열교환기와, 물과 냉매를 열교환시키는 제2열교환기와, 상기 압축기에서 토출된 냉매를 상기 제1열교환기 또는 상기 제2열교환기로보내는 전환밸브와, 상기 제1열교환기와 상기 제2열교환기 사이를 연결하는 액관을 유동하는 냉매와, 상기 액관에서 분지되어 팽창된 냉매를 열교환하는 제3열교환기와, 상기 제3열교환기에서 상기 제1열교환기 방향으로 유동하는 냉매를 팽창시키는 제1팽창밸브와, 상기 제3열교환기에서 상기 제2열교환기 방향으로 유동하는 냉매를 팽창시키는 제2팽창밸브를 포함한다. 상기 제1팽창밸브와 상기 제2팽창밸브는 상기 제3열교환기를 유동하는 냉매의 방향에 따라 선택적으로 개폐되어, 제3열교환기를 통과한 냉매가 제1팽창밸브 또는 제2팽창밸브를 유동할 수 있다.
Description
도 2는 도 1의 열공급장치가 난방모드일 때 냉매의 흐름을 설명하기 위한 도면이다.
도 3은 도 1의 열공급장치가 냉방모드일 때 냉매의 흐름을 설명하기 위한 도면이다.
도 4는 본 발명의 비교예에 따른 열공급장치의 시스템도이다.
도 5는 본 발명의 열공급장치와 본발명의 비교예에 따른 열공급장치의 냉방성능을 비교하는 도면이다.
도 6은 본 발명의 열공급장치의 제어방법을 나타내는 순서도이다.
도 7은 본 발명의 제2실시예에 따른 열공급장치의 시스템도이다.
20 : 제1열교환기 22 : 열교환기팬
24 : 제2열교환기 30 : 액관
32 : 제1액관 34 : 제2액관
36 : 바이패스관 28 : 분지관
40 : 제1팽창밸브 42 : 제2팽창밸브
44 : 제3열교환기 46 : 제3팽창밸브
50 : 제1체크밸브 52 : 제2체크밸브
60 : 제1바이패스관 62 : 제2바이패스관
64 : 제1바이패스밸브 66 : 제2바이패스밸브
Claims (17)
- 냉매를 압축시키는 압축기;
공기와 냉매를 열교환시키는 제1열교환기;
물과 냉매를 열교환시키는 제2열교환기;
상기 압축기에서 토출된 냉매를 상기 제1열교환기 또는 상기 제2열교환기로보내는 전환밸브;
상기 제1열교환기와 상기 제2열교환기 사이를 연결하는 액관을 유동하는 냉매와, 상기 액관에서 분지되어 팽창된 냉매를 열교환하는 제3열교환기;
상기 제3열교환기에서 상기 제1열교환기 방향으로 유동하는 냉매를 팽창시키는 제1팽창밸브;
상기 제3열교환기에서 상기 제2열교환기 방향으로 유동하는 냉매를 팽창시키는 제2팽창밸브를 포함하고,
상기 제1팽창밸브와 상기 제2팽창밸브는 상기 제3열교환기를 유동하는 냉매의 방향에 따라 선택적으로 개폐되는 열공급장치. - 제 1 항에 있어서,
상기 액관은,
상기 제3열교환기가 배치되고, 상기 제1팽창밸브가 배치되는 제1액관과,
상기 제2팽창밸브가 배치되는 제2액관과,
상기 제1액관의 일측과 상기 제1액관의 타측을 연결하는 바이패스관을 포함하고,
상기 제2액관과 상기 바이패스관 각각은 서로 다른 위치에서 상기 제1액관에 병렬로 연결되는 열공급장치. - 제 2 항에 있어서,
상기 제1액관에는, 상기 바이패스관에서 유동하는 냉매를 상기 제3열교환기로 보내는 제1체크밸브가 배치되는 열공급장치. - 제 3 항에 있어서,
상기 바이패스관의 양단부 사이에 위치한 상기 제1액관에서 상기 제1팽창밸브와 상기 제3열교환기가 배치되고,
상기 제2액관의 양단부 사이에 위치한 상기 제1액관에서 상기 제3열교환기와 상기 제1체크밸브가 배치되는 열공급장치. - 제 4 항에 있어서,
상기 제1체크밸브는 상기 제3열교환기 방향으로 냉매의 유동을 형성시키는 열공급장치. - 제 5 항에 있어서,
상기 바이패스관에는 상기 제1열교환기에서 유동하는 냉매를 상기 제3열교환기로 보내는 제2체크밸브가 배치되는 열공급장치. - 제 3 항에 있어서,
상기 바이패스관은 상기 제1팽창밸브와 상기 제3열교환기를 바이패스하도록 상기 제1액관에 연결되는 열공급장치. - 제 7 항에 있어서,
상기 제2액관은 상기 제3열교환기와 상기 제1체크밸브를 바이패스하도록 상기 제1액관에 병렬로 연결되는 열공급장치. - 제 1 항에 있어서,
상기 액관에서 분지되어 상기 제3열교환기로 냉매를 유동시키는 분지관과, 상기 분지관 상에 배치되고 유동하는 냉매를 팽창시키는 제3팽창밸브를 더 포함하는 열공급장치. - 제 9 항에 있어서,
상기 분지관은 상기 제3열교환기과 상기 제1팽창밸브 사이의 위치에서 상기 액관으로부터 분지되는 열공급장치. - 제 9 항에 있어서,
상기 분지관을 통해 상기 제3열교환기로 유동하는 냉매는 상기 압축기로 공급되는 열공급장치. - 제 1 항에 있어서,
상기 제2팽창밸브의 구경은, 상기 제1팽창밸브의 구경보다 크게 형성되는 열공급장치. - 제 1 항에 있어서,
상기 열공급장치는, 상기 압축기에서 토출된 냉매를 상기 제2열교환기로 보내는 난방운전모드로 작동하고,
상기 난방운전모드에서, 상기 제2열교환기에서 상기 제1열교환기로 유동하는 냉매는 상기 제3열교환기를 통과한 후, 상기 제1팽창밸브를 통과하도록 상기 제2팽창밸브가 폐쇄되는 열공급장치. - 제 1 항에 있어서,
상기 열공급장치는, 상기 압축기에서 토출된 냉매를 상기 제1열교환기로 보내는 냉방운전모드로 작동하고,
상기 냉방운전모드에서 상기 제1열교환기에서 상기 제2열교환기로 유동하는 냉매는 상기 제3열교환기를 통과한 후, 상기 제2팽창밸브를 통과하도록 상기 제1팽창밸브가 폐쇄되는 열공급장치. - 제 14 항에 있어서,
상기 액관은,
상기 제3열교환기가 배치되고, 상기 제1팽창밸브가 배치되는 제1액관과,
상기 제2팽창밸브가 배치되는 제2액관과,
상기 제1액관의 일측과 상기 제1액관의 타측을 연결하는 바이패스관을 포함하고,
상기 냉방운전모드에서, 상기 제1열교환기에서 상기 제2열교환기로 유동하는 냉매는 상기 바이패스관을 통해 상기 제3열교환기로 유동하고, 제3열교환기로부터 유동하는 냉매는 제2액관을 통해 유동하도록 상기 제1팽창밸브가 폐쇄되는 열공급장치. - 제 1 항에 있어서,
상기 제1팽창밸브는, 상기 제1열교환기와 상기 제3열교환기 사이에 배치되고,
상기 제2팽창밸브는, 상기 제2열교환기와 상기 제3열교환기 사이에 배치되고,
상기 열공급장치는,
상기 제1팽창밸브를 바이패스하는 제1바이패스관과,
상기 제2팽창밸브를 바이패스하는 제2바이패스관과,
상기 제1바이패스관에 배치되는 제1바이패스밸브와,
상기 제2바이패스관에 배치되는 제2바이패스밸브를 포함하는 열공급장치. - 제 16 항에 있어서,
상기 제1팽창밸브와 상기 제1바이패스밸브는 선택적으로 개방되고,
상기 제2팽창밸브와 상기 제2바이패스밸브는 선택적으로 개방되는 열공급장치.
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| KR1020230096326A KR20250015212A (ko) | 2023-07-24 | 2023-07-24 | 열공급장치 |
| US18/769,551 US20250035348A1 (en) | 2023-07-24 | 2024-07-11 | Heat supplier |
| EP24189135.7A EP4498020A1 (en) | 2023-07-24 | 2024-07-17 | Heat supplier |
| CN202410988370.4A CN119353734A (zh) | 2023-07-24 | 2024-07-23 | 热供应装置 |
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