JP5295267B2 - 高圧冷凍システムにおける圧力除去 - Google Patents
高圧冷凍システムにおける圧力除去 Download PDFInfo
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- JP5295267B2 JP5295267B2 JP2010543096A JP2010543096A JP5295267B2 JP 5295267 B2 JP5295267 B2 JP 5295267B2 JP 2010543096 A JP2010543096 A JP 2010543096A JP 2010543096 A JP2010543096 A JP 2010543096A JP 5295267 B2 JP5295267 B2 JP 5295267B2
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- Prior art keywords
- pressure
- compressor
- vapor compression
- compression system
- pressure relief
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- 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.)
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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
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
- F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant 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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
-
- 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
- F25B49/005—Arrangement or mounting of control or safety devices of safety devices
-
- 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
- F25B2500/07—Exceeding a certain pressure value in a refrigeration component or 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
- F25B2500/00—Problems to be solved
- F25B2500/27—Problems to be solved characterised by the stop of the refrigeration 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
- F25B2500/00—Problems to be solved
- F25B2500/29—High ambient temperatures
-
- 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
- F25B2600/026—Compressor control by controlling unloaders
- F25B2600/0261—Compressor control by controlling unloaders external to 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
- F25B2600/02—Compressor control
- F25B2600/027—Compressor control by controlling pressure
- F25B2600/0271—Compressor control by controlling pressure the discharge pressure
-
- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Safety Valves (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
Claims (16)
- 蒸気圧縮システムであって、
直列の流れ関係で配された、冷媒であるCO2蒸気を圧縮する少なくとも1つの圧縮機、熱放出形熱交換器、膨張装置および熱吸収形熱交換器を有する冷媒回路と、
前記少なくとも1つの圧縮機の中間段と、熱吸収形熱交換器と少なくとも1つの圧縮機の吸引インレットの間の低圧ポイントとを流体的に相互接続し、かつアンロードバルブを備える圧縮機無負荷回路と、
システムが非作動で、相対的に高い温度条件に曝されたときにアンロードバルブの上流の圧縮機無負荷回路内の圧力を除去するようにアンロードバルブと中間段との間に配設された少なくとも1つの圧力除去装置と、
を備えることを特徴とする蒸気圧縮システム。 - 少なくとも1つの圧縮機は、2つの段を含むことを特徴とする請求項1に記載の蒸気圧縮システム。
- 少なくとも1つの圧縮機は、直列に接続された2つの圧縮機を含むことを特徴とする請求項1に記載の蒸気圧縮システム。
- 吸引インレットの近傍に配設された少なくとも1つのさらなる圧力除去装置を備えることを特徴とする請求項1に記載の蒸気圧縮システム。
- 少なくとも1つの圧力除去装置は、ラプチャーデスクを含むことを特徴とする請求項1に記載の蒸気圧縮システム。
- 少なくとも1つの圧力除去装置は、圧力リリーフバルブを含むことを特徴とする請求項1に記載の蒸気圧縮システム。
- 冷媒回路の低圧側に配設された高圧スイッチを備え、該高圧スイッチは、少なくとも1つの圧力除去装置が圧力を除去する圧力より低い圧力で開となるように設計されることを特徴とする請求項1に記載の蒸気圧縮システム。
- アンロードバルブは、常閉バルブであることを特徴とする請求項1に記載の蒸気圧縮システム。
- シャットダウン時に高い温度の周囲条件に曝されたときにCO2蒸気圧縮システムに望ましくない高い圧力が生じるのを防ぐ方法であって、蒸気圧縮システムは、
少なくとも1つの圧縮機と、
該少なくとも1つの圧縮機の中間段と、熱吸収形熱交換器と少なくとも1つの圧縮機の吸引インレットの間の低圧ポイントとを流体的に相互接続し、かつアンロードバルブを備える無負荷回路と、
を備えており、該方法は、
アンロードバルブと中間段との間に配設された少なくとも1つの圧力除去装置を設けるステップを含み、
前記少なくとも1つの圧力除去装置は、アンロードバルブの上流の圧縮機無負荷回路内の圧力が所定のレベルに達したときに開となるように構成されることを特徴とする方法。 - 少なくとも1つの圧縮機は、2つの段を含むことを特徴とする請求項9に記載の方法。
- 少なくとも1つの圧縮機は、直列に接続された2つの圧縮機を含むことを特徴とする請求項9に記載の方法。
- 蒸気圧縮システムは、吸引インレットの近傍に配設された少なくとも1つのさらなる圧力除去装置を備えることを特徴とする請求項9に記載の方法。
- 少なくとも1つの圧力除去装置は、ラプチャーデスクを含むことを特徴とする請求項9に記載の方法。
- 少なくとも1つの圧力除去装置は、圧力リリーフバルブを含むことを特徴とする請求項9に記載の方法。
- 冷媒回路の低圧側に高圧スイッチを配設するステップをさらに含み、
高圧スイッチは、少なくとも1つの圧力除去装置が圧力を除去する圧力より低い圧力で開となるように設計されることを特徴とする請求項9に記載の方法。 - アンロードバルブは、常閉バルブであることを特徴とする請求項9に記載の方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2008/051303 WO2009091397A1 (en) | 2008-01-17 | 2008-01-17 | Pressure relief in high pressure refrigeration system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011510254A JP2011510254A (ja) | 2011-03-31 |
JP5295267B2 true JP5295267B2 (ja) | 2013-09-18 |
Family
ID=40885566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010543096A Active JP5295267B2 (ja) | 2008-01-17 | 2008-01-17 | 高圧冷凍システムにおける圧力除去 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9958186B2 (ja) |
EP (1) | EP2245392B1 (ja) |
JP (1) | JP5295267B2 (ja) |
CN (1) | CN101918773B (ja) |
DK (1) | DK2245392T3 (ja) |
HK (1) | HK1151578A1 (ja) |
WO (1) | WO2009091397A1 (ja) |
Families Citing this family (23)
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CN105157266B (zh) * | 2009-10-23 | 2020-06-12 | 开利公司 | 制冷剂蒸气压缩系统的运行 |
CN102242994B (zh) * | 2011-07-05 | 2012-12-19 | 绍兴西爱西尔数控科技有限公司 | 一种带降温功能的冷媒充注机前置储液装置 |
CN104661842A (zh) | 2012-09-20 | 2015-05-27 | 冷王公司 | 电动运输制冷系统 |
US9353980B2 (en) * | 2013-05-02 | 2016-05-31 | Emerson Climate Technologies, Inc. | Climate-control system having multiple compressors |
JP6370545B2 (ja) * | 2013-11-13 | 2018-08-08 | 三菱重工サーマルシステムズ株式会社 | ヒートポンプシステム |
KR101591191B1 (ko) * | 2014-08-14 | 2016-02-02 | 엘지전자 주식회사 | 공기 조화기 및 그 제어방법 |
EP3023712A1 (en) * | 2014-11-19 | 2016-05-25 | Danfoss A/S | A method for controlling a vapour compression system with a receiver |
US9869492B2 (en) * | 2015-10-12 | 2018-01-16 | Heatcraft Refrigeration Products Llc | Air conditioning and refrigeration system |
EP3187796A1 (en) | 2015-12-28 | 2017-07-05 | Thermo King Corporation | Cascade heat transfer system |
EP3199888A1 (en) * | 2016-01-29 | 2017-08-02 | Daikin Industries, Limited | Air conditioning system |
EP3199892A1 (en) * | 2016-01-29 | 2017-08-02 | Daikin Industries, Limited | Air conditioning system |
EP3200215B1 (en) * | 2016-01-29 | 2018-02-28 | Daikin Industries, Limited | Air conditioning system |
ES2923292T3 (es) * | 2016-09-30 | 2022-09-26 | Daikin Ind Ltd | Dispositivo de refrigeración |
US10274235B2 (en) * | 2017-03-10 | 2019-04-30 | Lennox Industries Inc. | System design for noise reduction of solenoid valve |
CN107101411B (zh) * | 2017-04-28 | 2020-01-17 | 麦克维尔空调制冷(武汉)有限公司 | 一种离心式冷水机组及断电快速启动方法 |
US11585608B2 (en) | 2018-02-05 | 2023-02-21 | Emerson Climate Technologies, Inc. | Climate-control system having thermal storage tank |
US11149971B2 (en) | 2018-02-23 | 2021-10-19 | Emerson Climate Technologies, Inc. | Climate-control system with thermal storage device |
US10598395B2 (en) | 2018-05-15 | 2020-03-24 | Emerson Climate Technologies, Inc. | Climate-control system with ground loop |
US11346583B2 (en) | 2018-06-27 | 2022-05-31 | Emerson Climate Technologies, Inc. | Climate-control system having vapor-injection compressors |
PL3628940T3 (pl) | 2018-09-25 | 2022-08-22 | Danfoss A/S | Sposób sterowania systemem sprężania pary na podstawie szacowanego przepływu |
PL3628942T3 (pl) | 2018-09-25 | 2021-10-04 | Danfoss A/S | Sposób sterowania układem sprężania pary przy zmniejszonym ciśnieniu ssania |
GB2589833A (en) * | 2019-10-22 | 2021-06-16 | Quickfreeze Ltd | Mobile refrigerator |
KR102490878B1 (ko) * | 2020-12-23 | 2023-01-20 | 주식회사 유니테스트 | 균일 냉각 수단이 구비되는 반도체 테스트 장치 |
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-
2008
- 2008-01-17 WO PCT/US2008/051303 patent/WO2009091397A1/en active Application Filing
- 2008-01-17 JP JP2010543096A patent/JP5295267B2/ja active Active
- 2008-01-17 CN CN2008801250134A patent/CN101918773B/zh active Active
- 2008-01-17 EP EP08727825.5A patent/EP2245392B1/en active Active
- 2008-01-17 US US12/811,272 patent/US9958186B2/en active Active
- 2008-01-17 DK DK08727825T patent/DK2245392T3/da active
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2011
- 2011-06-08 HK HK11105758.8A patent/HK1151578A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US9958186B2 (en) | 2018-05-01 |
DK2245392T3 (da) | 2019-12-09 |
US20110048041A1 (en) | 2011-03-03 |
WO2009091397A1 (en) | 2009-07-23 |
JP2011510254A (ja) | 2011-03-31 |
EP2245392A4 (en) | 2016-06-22 |
CN101918773B (zh) | 2013-03-13 |
CN101918773A (zh) | 2010-12-15 |
EP2245392B1 (en) | 2019-09-18 |
EP2245392A1 (en) | 2010-11-03 |
HK1151578A1 (en) | 2012-02-03 |
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