ITGE20070115A1 - Valvola di espansione termostatica per circuiti di pompa del freddo o di calore con funzione di sicurezza controllata termicamente - Google Patents
Valvola di espansione termostatica per circuiti di pompa del freddo o di calore con funzione di sicurezza controllata termicamente Download PDFInfo
- Publication number
- ITGE20070115A1 ITGE20070115A1 IT000115A ITGE20070115A ITGE20070115A1 IT GE20070115 A1 ITGE20070115 A1 IT GE20070115A1 IT 000115 A IT000115 A IT 000115A IT GE20070115 A ITGE20070115 A IT GE20070115A IT GE20070115 A1 ITGE20070115 A1 IT GE20070115A1
- Authority
- IT
- Italy
- Prior art keywords
- actuator
- valve
- temperature
- pressure
- valve according
- Prior art date
Links
- 239000003507 refrigerant Substances 0.000 claims description 35
- 230000033001 locomotion Effects 0.000 claims description 20
- 230000006870 function Effects 0.000 claims description 19
- 230000001419 dependent effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000012071 phase Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006399 behavior Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/36—Expansion valves with the valve member being actuated by bimetal elements or shape-memory elements influenced by fluids, e.g. by the refrigerant
-
- 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
- F25B41/31—Expansion valves
- F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
-
- 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
- F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical 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
- F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
- F25B2341/06—Details of flow restrictors or expansion valves
- F25B2341/063—Feed forward 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
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Temperature-Responsive Valves (AREA)
- Sorption Type Refrigeration Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006057131A DE102006057131B3 (de) | 2006-12-01 | 2006-12-01 | Thermostatisches Expansionsventil für Kälte- beziehungsweise Wärmepumpenkreisläufe mit thermisch gesteuerter Sicherheitsfunktion |
Publications (1)
Publication Number | Publication Date |
---|---|
ITGE20070115A1 true ITGE20070115A1 (it) | 2008-06-02 |
Family
ID=38721421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT000115A ITGE20070115A1 (it) | 2006-12-01 | 2007-11-27 | Valvola di espansione termostatica per circuiti di pompa del freddo o di calore con funzione di sicurezza controllata termicamente |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080127664A1 (de) |
JP (1) | JP2008139013A (de) |
CN (1) | CN101245961A (de) |
CZ (1) | CZ2007830A3 (de) |
DE (1) | DE102006057131B3 (de) |
IT (1) | ITGE20070115A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006021327A1 (de) * | 2006-05-05 | 2007-11-08 | Otto Egelhof Gmbh & Co. Kg | Verfahren zur Steuerung eines Expansionsventils sowie Expansionsventil, insbesondere für mit CO2Kältemittel betriebene Fahrzeugklimaanlagen |
JP2012021746A (ja) * | 2010-07-16 | 2012-02-02 | Fuji Electric Co Ltd | 電子膨張弁 |
US10302342B2 (en) | 2013-03-14 | 2019-05-28 | Rolls-Royce Corporation | Charge control system for trans-critical vapor cycle systems |
JP6306827B2 (ja) * | 2013-05-16 | 2018-04-04 | アズビル株式会社 | 回転角度検出器 |
KR102518659B1 (ko) | 2018-07-30 | 2023-04-06 | 현대자동차주식회사 | 형상기억합금 스프링을 이용한 팽창밸브 및 이를 이용한 차량용 에어컨시스템 |
KR102102958B1 (ko) * | 2018-10-11 | 2020-04-21 | 한국과학기술원 | 열팽창 밸브, 그리고 이를 포함하는 저온 냉각 시스템 |
CN112648761A (zh) * | 2020-12-21 | 2021-04-13 | 上海交通大学 | 基于记忆合金的节流控制元件 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4015776A (en) * | 1976-01-23 | 1977-04-05 | The Singer Company | Thermostatic expansion valve |
DE2749240C3 (de) * | 1977-11-03 | 1980-09-11 | Danfoss A/S, Nordborg (Daenemark) | Regelvorrichtung für das Ventil einer Kälteanlage |
AU538000B2 (en) * | 1979-04-02 | 1984-07-26 | Matsushita Electric Industrial Co., Ltd. | Air conditioner |
EP0892226B1 (de) * | 1997-07-18 | 2005-09-14 | Denso Corporation | Drucksteuerventil für Kälteanlage |
DE10249950B4 (de) * | 2002-10-26 | 2004-08-12 | Danfoss A/S | Expansionsventil für Hochdruck-Kälteanlagen |
DE102005034709B4 (de) * | 2005-07-26 | 2008-02-21 | Daimler Ag | Thermostatisches Expansionsventil |
-
2006
- 2006-12-01 DE DE102006057131A patent/DE102006057131B3/de not_active Expired - Fee Related
-
2007
- 2007-11-26 CZ CZ20070830A patent/CZ2007830A3/cs unknown
- 2007-11-27 IT IT000115A patent/ITGE20070115A1/it unknown
- 2007-11-30 US US11/998,732 patent/US20080127664A1/en not_active Abandoned
- 2007-11-30 CN CNA2007103051912A patent/CN101245961A/zh active Pending
- 2007-12-03 JP JP2007312056A patent/JP2008139013A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CZ2007830A3 (cs) | 2008-06-11 |
US20080127664A1 (en) | 2008-06-05 |
DE102006057131B3 (de) | 2007-12-27 |
CN101245961A (zh) | 2008-08-20 |
JP2008139013A (ja) | 2008-06-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ITGE20070115A1 (it) | Valvola di espansione termostatica per circuiti di pompa del freddo o di calore con funzione di sicurezza controllata termicamente | |
JP5581300B2 (ja) | 熱制御方法及びそのシステム | |
JP4696992B2 (ja) | 外燃機関 | |
JP4948374B2 (ja) | 冷凍サイクル装置 | |
EP1059495B1 (de) | Überkritischer Dampfkompressionskreislauf | |
US20100023166A1 (en) | Free-cooling limitation control for air conditioning systems | |
JP2011501092A5 (de) | ||
JP2006220407A (ja) | 冷凍サイクル用膨張弁 | |
US11234346B2 (en) | Passive control valve and system for regulating flow of fluid to a heat source in a computer processor system in response to the temperature of the source, and method | |
US20080011363A1 (en) | Pressure Control Valve | |
KR20070051693A (ko) | 고압 제어밸브 | |
ITRM20000406A1 (it) | Procedimento per il funzionamento di un impianto di raffreddamento per autoveicoli operante in condizione subcritica e transcritica. | |
US10731904B2 (en) | Air conditioner | |
JP2010112616A (ja) | 温度式膨張弁 | |
JP5933731B2 (ja) | 蓄熱熱交換装置 | |
JP4277909B2 (ja) | 外燃機関 | |
JP2008164239A (ja) | 圧力制御弁 | |
JP2001280721A (ja) | 超臨界蒸気圧縮冷凍サイクル装置用高圧制御弁 | |
KR101698756B1 (ko) | 히트펌프 시스템의 냉매량 조절장치 | |
JP2004354042A (ja) | 冷凍サイクルの安全弁装置 | |
KR102105837B1 (ko) | 차량용 공조시스템의 팽창밸브 | |
JP2007298264A (ja) | 膨張装置 | |
KR20190032560A (ko) | 공기 조화기 | |
CZ306851B6 (cs) | Systém dvou koaxiálních trubic s tlakovým ventilem pro vnitřní výměník tepla a způsob chlazení pomocí takového systému | |
KR102017044B1 (ko) | 차량용 에어컨 시스템 |