JP6100169B2 - 蒸発器における冷媒の品質によって制御される冷却方法及びその冷却システム。 - Google Patents
蒸発器における冷媒の品質によって制御される冷却方法及びその冷却システム。 Download PDFInfo
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- JP6100169B2 JP6100169B2 JP2013547612A JP2013547612A JP6100169B2 JP 6100169 B2 JP6100169 B2 JP 6100169B2 JP 2013547612 A JP2013547612 A JP 2013547612A JP 2013547612 A JP2013547612 A JP 2013547612A JP 6100169 B2 JP6100169 B2 JP 6100169B2
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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
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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
- 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
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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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
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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
- F25B2400/05—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—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
- F25B2400/13—Economisers
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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
- F25B2600/21—Refrigerant outlet evaporator temperature
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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
- F25B2700/13—Mass flow of refrigerants
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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
- F25B2700/13—Mass flow of refrigerants
- F25B2700/135—Mass flow of refrigerants through the evaporator
-
- 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
- F25B2700/13—Mass flow of refrigerants
- F25B2700/135—Mass flow of refrigerants through the evaporator
- F25B2700/1351—Mass flow of refrigerants through the evaporator of the cooled fluid upstream or downstream of the evaporator
-
- 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
- F25B2700/13—Mass flow of refrigerants
- F25B2700/135—Mass flow of refrigerants through the evaporator
- F25B2700/1352—Mass flow of refrigerants through the evaporator at the inlet
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
本出願は、その全体がここでの言及によって本明細書に援用される「Refrigeration System」という名称の2010年12月30日付の米国特許仮出願第61/428,576号からの優先権を主張する2011年12月6日付の「Refrigeration System Controlled by Refrigerant Quality Within Evaporator」という名称の米国特許出願第13/312,706号からの優先権を主張する。
Claims (13)
- 圧縮機と凝縮器と1又は複数の蒸発器管を備えた蒸発器とを含む流体を漏らさない循環ループ内に配置された冷媒を有しており、該冷媒が、液化した状態、気体の状態、ならびに液化した状態の冷媒および気体の状態の冷媒の両方を含む2相状態で存在することができ、前記蒸発器が、入り口開口を備える上流部と、出口開口を備える下流部とを有している冷却システムを制御する方法であって、
(a)気体の状態の冷媒を圧縮機において圧縮し、該冷媒を凝縮器において冷却して液化した状態の冷媒を得るステップと、
(b)冷媒を凝縮器から蒸発器へと流すステップと、
(c)蒸発器において冷媒の圧力を下げ、2相状態の冷媒を得るステップと、
(d)蒸発器において2相状態の冷媒の圧力を下げ、気体の状態の冷媒を得るステップと、
(e)気体の状態の冷媒を蒸発器から圧縮機へと流すステップと、
(f)ステップ(a)〜(e)を繰り返すステップと、
(g)前記出口開口の上流と入り口開口の下流の蒸発器内に配置された冷媒状態センサで2相状態の冷媒の、測定された蒸気の体積の液体の体積に対する比を測定するステップと、
(h)ステップ(g)からの測定された比に基づき、ステップ(b)の冷媒の蒸発器への流速を、前記蒸発器管の表面の少なくとも大部分を濡らすために必要な流速に制御するステップと
を含む方法。 - ステップ(h)における液化された状態の冷媒の蒸発器への流れの制御が、蒸発器内の冷媒の測定された品質に基づく、請求項1に記載の方法。
- ステップ(g)における前記出口開口の上流の蒸発器内の冷媒の測定された状態が、蒸発器内の中間点における冷媒の測定された状態である、請求項1に記載の方法。
- ステップ(g)における前記出口開口の上流の蒸発器内の冷媒の測定された状態が、蒸発器内の1対の中間点における冷媒の測定された状態の補間における計算された冷媒の状態である、請求項1に記載の方法。
- ステップ(a)からの液化された状態の冷媒が、ステップ(b)における蒸発器への流入に先立って、蒸発器の入り口開口における冷媒の圧力での沸点に近い、−17.78℃〜15.56℃へと前もって冷却される、請求項1に記載の方法。
- ステップ(a)からの液化した状態の冷媒が、蒸発器の入り口開口における冷媒の圧力での沸点に近い、−17.78℃〜−1.11℃へと前もって冷却される、請求項5に記載の方法。
- ステップ(g)における冷媒の測定された状態が、蒸発器から引き出された冷媒から判断され、ステップ(a)からの液化された状態の冷媒が、蒸発器内を流れる冷媒との熱接触によって前もって冷却される、請求項1に記載の方法。
- (a)圧縮機と凝縮器と蒸発器とを含んでおり、液化した状態、気体の状態、ならびに液化した状態の冷媒および気体の状態の冷媒の両方を含む2相状態で存在することができる冷媒を連続的に循環させるように構成された液体を漏らさない循環ループであって、前記蒸発器が、1又は複数の蒸発器管と、入り口開口を備える上流部と、出口開口を備える下流部とを有しており、前記循環ループが、(i)気体の状態の冷媒を圧縮機において圧縮し、該冷媒を凝縮器において冷却して液化した状態の冷媒を得て、(ii)液化した状態の冷媒を凝縮器から蒸発器へと流し、(iii)蒸発器内の冷媒の圧力を下げ、2相状態の冷媒を得て、(iv)蒸発器内の2相状態の冷媒の圧力を下げ、気体の状態の冷媒を得て、(v)気体の状態の冷媒を蒸発器から圧縮機へと流し、(vi)ステップ(i)〜(v)を繰り返すように構成された前記循環ループと、
(b)蒸発器において2相状態の冷媒の、蒸気の測定された体積の液体の体積に対する比を感知するために出口開口の上流と入り口開口の下流の蒸発器内に配置された冷媒の状態センサと、
(c)2相状態の冷媒の、蒸気の測定された体積の液体の体積に対する比に基づいて、液化された状態の冷媒の蒸発器への流れを制御することにより、冷媒の蒸発器への流速が蒸発器管の表面全体の少なくとも大部分を濡らすのに必要な流速に制御されるコントローラと
を備えた、冷却システム。 - 前記コントローラによる蒸発器への冷媒の流れの制御に用いられる冷媒の測定された状態が、蒸発器内の中間点における冷媒の測定された品質である、請求項8に記載の冷却システム。
- 前記コントローラによる蒸発器への冷媒の流れの制御に用いられる冷媒の状態が、出口開口の上流の蒸発器内の一対の中間点における、測定された冷媒の状態の補間における計算された冷媒の状態である、請求項8に記載の冷却システム。
- 蒸発器へと流入する冷媒を前もって冷却する内部の前置冷却器をさらに備え、前記コントローラが、蒸発器から引き出された冷媒の状態を判断するように構成され、ステップ(i)の液化された状態の冷媒が、蒸発器内を流れる冷媒との熱接触によって前もって冷却される、請求項8に記載の冷却システム。
- 蒸発器の上流部が、各々が第1の断面積を有する1つ又は複数の長さの管を備え、下流部が、各々が前記第1の断面積よりも大きい第2の断面積を有する1つ又は複数の長さの管を備え、第1の断面積と第2の断面積との間の断面積の拡大部が滑らか、かつ、連続的である、請求項8に記載の冷却システム。
- 蒸発器の上流部が複数の上流回路を備え、下流部が複数の下流回路を備え、複数の前記上流回路が、中央部ヘッダによって複数の前記下流回路へと接続され、液化された状態の冷媒の蒸発器への流れの制御が、前記中央部ヘッダにおいて測定される冷媒の測定された状態に基づく、請求項8に記載の冷却システム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201061428576P | 2010-12-30 | 2010-12-30 | |
US61/428,576 | 2010-12-30 | ||
US13/312,706 US8646286B2 (en) | 2010-12-30 | 2011-12-06 | Refrigeration system controlled by refrigerant quality within evaporator |
US13/312,706 | 2011-12-06 | ||
PCT/US2011/067390 WO2012092274A1 (en) | 2010-12-30 | 2011-12-27 | Refrigeration system controlled by refrigerant quality within evaporator |
Publications (3)
Publication Number | Publication Date |
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JP2014501381A JP2014501381A (ja) | 2014-01-20 |
JP2014501381A5 JP2014501381A5 (ja) | 2015-02-26 |
JP6100169B2 true JP6100169B2 (ja) | 2017-03-22 |
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JP2013547612A Active JP6100169B2 (ja) | 2010-12-30 | 2011-12-27 | 蒸発器における冷媒の品質によって制御される冷却方法及びその冷却システム。 |
Country Status (8)
Country | Link |
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US (2) | US8646286B2 (ja) |
EP (1) | EP2659200A4 (ja) |
JP (1) | JP6100169B2 (ja) |
AU (1) | AU2011352288B2 (ja) |
BR (1) | BR112013016795A2 (ja) |
CA (1) | CA2862159C (ja) |
MX (1) | MX2013007636A (ja) |
WO (1) | WO2012092274A1 (ja) |
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2011
- 2011-12-06 US US13/312,706 patent/US8646286B2/en active Active
- 2011-12-27 AU AU2011352288A patent/AU2011352288B2/en active Active
- 2011-12-27 EP EP11853054.2A patent/EP2659200A4/en not_active Withdrawn
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US20130086930A1 (en) | 2013-04-11 |
AU2011352288B2 (en) | 2018-04-12 |
MX2013007636A (es) | 2013-12-02 |
JP2014501381A (ja) | 2014-01-20 |
EP2659200A1 (en) | 2013-11-06 |
BR112013016795A2 (pt) | 2016-10-18 |
WO2012092274A1 (en) | 2012-07-05 |
US10365018B2 (en) | 2019-07-30 |
CA2862159C (en) | 2016-11-29 |
EP2659200A4 (en) | 2018-01-10 |
CA2862159A1 (en) | 2012-07-05 |
AU2011352288A1 (en) | 2013-08-15 |
US20140157808A1 (en) | 2014-06-12 |
US8646286B2 (en) | 2014-02-11 |
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