KR100644407B1 - 이산화탄소 고압 냉매를 이용한 공조냉동사이클 - Google Patents
이산화탄소 고압 냉매를 이용한 공조냉동사이클 Download PDFInfo
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- KR100644407B1 KR100644407B1 KR1020060084437A KR20060084437A KR100644407B1 KR 100644407 B1 KR100644407 B1 KR 100644407B1 KR 1020060084437 A KR1020060084437 A KR 1020060084437A KR 20060084437 A KR20060084437 A KR 20060084437A KR 100644407 B1 KR100644407 B1 KR 100644407B1
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- Prior art keywords
- high temperature
- refrigerant
- temperature
- pressure
- compressor
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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
- 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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- 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
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
- F25B31/004—Lubrication oil recirculating arrangements
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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
- 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
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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
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
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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
- F25B2313/004—Outdoor unit with water as a heat sink or heat source
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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—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
- F25B2400/24—Storage receiver heat
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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
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
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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
- F25B2600/02—Compressor control
- F25B2600/027—Compressor control by controlling pressure
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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
- F25B2600/2513—Expansion valves
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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
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
- F25B2700/197—Pressures of the evaporator
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
Description
Claims (1)
- 작동유체로서, 이산화탄소 냉매를 흡입하여, 초임계 상태로 압축하며, 토출되도록 형성된 압축기(1)와;상기 압축기(1)로부터 토출된 고온고압의 냉매를 냉각수에 의하여 냉각되는 동관재질의 2중관 형식의 다수개의 고온고압측 열교환기(5a, 5b)와;상기 고온고압측 열교환기(5a,5b)로부터 토출되는 냉매를 팽창시켜 감압하면서 냉매유량을 조절하는 압력제어밸브(4)와;상기 압력제어밸브(4)를 거친 냉매를 냉각수에 의하여 열교환시켜 증발시키는 동관재질의 2중관 형식의 증발기(3)와;상기 압력제어밸브(4)에 연계되어 교축량이 설정값에 조정되도록 증발기(4)의 출구측에 장착된 저압측 센서(7)와;상기 증발기(3)와 압축기(1)사이에 설치되어, 냉매를 상분리하여 기상냉매만이 압축기(1)로 공급되도록 하는 어큐물레이터(2)와;상기 압축기(1)의 내부에 포함된 오일이 오일 순환관(13)에 의하여 순환되고, 오일온도를 냉각시키도록 형성된 오일쿨러(6)와;상기 고온고압측 열교환기(5a,5b)와 각각 연결되어, 고온고압의 냉매를 냉각시키며, 상대적으로 뜨거운 물을 저장/제조하는 고온 축열탱크(8a,8b)와;상기 증발기(3)와 연결되어, 저온저압의 냉매를 증발시키며, 상대적으로 차거운 물을 저장/제조하는 저온 축열탱크(9)와상기 오일쿨러(6)와 연결되어, 고온고압의 오일을 냉각시키며, 뜨거운 물을 저장/제조하는 고온 축열탱크(10);와상기 고온고압측 열교환기(5a,5b)와 고온 축열탱크(8a,8b)를 연결하는 연결관 사이에 장착된 고온용 밸브(11a, 11b)와;상기 증발기(3)와 저온 축열탱크(9)를 연결하는 연결관 사이에 장착된 저온용 밸브(12)와;상기 오일쿨러(6)와 고온 축열탱크(10)를 연결하는 연결관 사이에 장착된 고온용 밸브(13)와;상기 고온 축열탱크(8a,8b,10), 저온 축열탱크(9), 및 오일쿨러(6)의 내부온도를 감지하여, 압축기(1) 회전수 및 압력제어밸브(4)의 개폐량을 조정하며, 고온용 밸브(11a, 11b,13)와 저온용 밸브(12)의 개폐량을 조정하도록 형성된 제어부(11);로 이루어 진 것을 특징으로 하는 이산화탄소 고압 냉매를 이용한 공조냉동사이클.
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KR1020060084437A KR100644407B1 (ko) | 2006-09-02 | 2006-09-02 | 이산화탄소 고압 냉매를 이용한 공조냉동사이클 |
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KR1020060084437A KR100644407B1 (ko) | 2006-09-02 | 2006-09-02 | 이산화탄소 고압 냉매를 이용한 공조냉동사이클 |
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KR100644407B1 true KR100644407B1 (ko) | 2006-11-10 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2493950A (en) * | 2011-08-24 | 2013-02-27 | Isentropic Ltd | Apparatus for storing energy |
CN103291508A (zh) * | 2013-06-08 | 2013-09-11 | 张家港市江南利玛特设备制造有限公司 | 一种低硫油冷却装置及其冷却压缩机组 |
US8656712B2 (en) | 2007-10-03 | 2014-02-25 | Isentropic Limited | Energy storage |
CN106705518A (zh) * | 2015-07-14 | 2017-05-24 | 重庆美的通用制冷设备有限公司 | 水冷螺杆机组中电子膨胀阀的控制方法和装置 |
CN111623546A (zh) * | 2020-04-26 | 2020-09-04 | 珠海格力电器股份有限公司 | 一种三次节流增焓双冷凝制冷系统、空调器和控制方法 |
CN112856875A (zh) * | 2021-01-19 | 2021-05-28 | 乐金空调(山东)有限公司 | 自动节流膨胀控制方法 |
-
2006
- 2006-09-02 KR KR1020060084437A patent/KR100644407B1/ko active IP Right Grant
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8656712B2 (en) | 2007-10-03 | 2014-02-25 | Isentropic Limited | Energy storage |
US8826664B2 (en) | 2007-10-03 | 2014-09-09 | Isentropic Limited | Energy storage |
GB2493950A (en) * | 2011-08-24 | 2013-02-27 | Isentropic Ltd | Apparatus for storing energy |
GB2493950B (en) * | 2011-08-24 | 2016-01-06 | Isentropic Ltd | Energy storage apparatus |
CN103291508A (zh) * | 2013-06-08 | 2013-09-11 | 张家港市江南利玛特设备制造有限公司 | 一种低硫油冷却装置及其冷却压缩机组 |
CN103291508B (zh) * | 2013-06-08 | 2015-08-26 | 张家港市江南利玛特设备制造有限公司 | 一种低硫油冷却装置及其冷却压缩机组 |
CN106705518A (zh) * | 2015-07-14 | 2017-05-24 | 重庆美的通用制冷设备有限公司 | 水冷螺杆机组中电子膨胀阀的控制方法和装置 |
CN111623546A (zh) * | 2020-04-26 | 2020-09-04 | 珠海格力电器股份有限公司 | 一种三次节流增焓双冷凝制冷系统、空调器和控制方法 |
CN112856875A (zh) * | 2021-01-19 | 2021-05-28 | 乐金空调(山东)有限公司 | 自动节流膨胀控制方法 |
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