IT1247988B - Dispositivo di espansione per dosare il flusso del refrigerante tra i lati di alta e bassa pressione di un impianto di refrigerazione - Google Patents
Dispositivo di espansione per dosare il flusso del refrigerante tra i lati di alta e bassa pressione di un impianto di refrigerazioneInfo
- Publication number
- IT1247988B IT1247988B ITMI911546A ITMI911546A IT1247988B IT 1247988 B IT1247988 B IT 1247988B IT MI911546 A ITMI911546 A IT MI911546A IT MI911546 A ITMI911546 A IT MI911546A IT 1247988 B IT1247988 B IT 1247988B
- Authority
- IT
- Italy
- Prior art keywords
- dosing
- low pressure
- refrigeration system
- refrigerant flow
- expansion device
- Prior art date
Links
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
- F25B41/38—Expansion means; Dispositions thereof specially adapted for reversible cycles, e.g. bidirectional expansion restrictors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Temperature-Responsive Valves (AREA)
- Measuring Volume Flow (AREA)
Abstract
Una valvola d'espansione per refrigerazione dosa il flusso di refrigerante che la attraversa tramite un orifizio deformabile la cui area di sezione trasversale varia come funzione del differenziale di pressione a cavallo della valvola.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/535,692 US5031416A (en) | 1990-06-10 | 1990-06-10 | Variable area refrigerant expansion device having a flexible orifice |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI911546A0 ITMI911546A0 (it) | 1991-06-05 |
ITMI911546A1 ITMI911546A1 (it) | 1992-12-05 |
IT1247988B true IT1247988B (it) | 1995-01-05 |
Family
ID=24135365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI911546A IT1247988B (it) | 1990-06-10 | 1991-06-05 | Dispositivo di espansione per dosare il flusso del refrigerante tra i lati di alta e bassa pressione di un impianto di refrigerazione |
Country Status (6)
Country | Link |
---|---|
US (1) | US5031416A (it) |
JP (1) | JPH086986B2 (it) |
KR (1) | KR920001156A (it) |
BR (1) | BR9102414A (it) |
ES (1) | ES2044743B1 (it) |
IT (1) | IT1247988B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5085058A (en) * | 1990-07-18 | 1992-02-04 | The United States Of America As Represented By The Secretary Of Commerce | Bi-flow expansion device |
US5134860A (en) * | 1991-05-20 | 1992-08-04 | Carrier Corporation | Variable area refrigerant expansion device having a flexible orifice for heating mode of a heat pump |
US5214939A (en) * | 1991-11-25 | 1993-06-01 | Carrier Corporation | Variable area refrigerant expansion device having a flexible orifice |
US20020035845A1 (en) * | 1999-10-22 | 2002-03-28 | David Smolinsky | Heating and refrigeration systems using refrigerant mass flow |
US6199399B1 (en) | 1999-11-19 | 2001-03-13 | American Standard Inc. | Bi-directional refrigerant expansion and metering valve |
US6272869B1 (en) | 2000-06-30 | 2001-08-14 | American Standard International Inc. | Multiple orifice expansion device |
US7043937B2 (en) * | 2004-02-23 | 2006-05-16 | Carrier Corporation | Fluid diode expansion device for heat pumps |
CA2613853A1 (en) * | 2006-12-11 | 2008-06-11 | Fisher & Paykel Appliances Limited | Variable flow valve |
US8196610B2 (en) * | 2007-07-26 | 2012-06-12 | Hewlett-Packard Development Company, L.P. | Controlling cooling fluid flow in a cooling system with a variable orifice |
CN103245138B (zh) * | 2012-02-10 | 2015-07-01 | 株式会社鹭宫制作所 | 膨胀阀 |
US9884394B2 (en) * | 2014-05-19 | 2018-02-06 | Lennox Industries Inc. | Solenoid control methods for dual flow HVAC systems |
KR102436356B1 (ko) * | 2016-03-23 | 2022-08-25 | 한온시스템 주식회사 | 압축기 |
MX2020014023A (es) | 2018-07-03 | 2021-03-09 | Jfe Steel Corp | Metodo para el dise?o de forma de molde y metodo para la produccion de parte prensada. |
US11519435B2 (en) * | 2019-07-16 | 2022-12-06 | Goodrich Corporation | Valve for aircraft inflation system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2241086A (en) * | 1939-01-28 | 1941-05-06 | Gen Motors Corp | Refrigerating apparatus |
US2933905A (en) * | 1957-07-09 | 1960-04-26 | Gen Motors Corp | Refrigerating apparatus |
US2939487A (en) * | 1957-08-21 | 1960-06-07 | Speakman Co | Flow control device |
US3017903A (en) * | 1960-08-17 | 1962-01-23 | Steffens Eugene Walter | Flow control valve |
US4263787A (en) * | 1979-11-29 | 1981-04-28 | Carrier Corporation | Expansion device with adjustable refrigerant throttling |
US4341090A (en) * | 1981-01-26 | 1982-07-27 | Lennox Industries, Inc. | Variable orifice metering |
US4633681A (en) * | 1985-08-19 | 1987-01-06 | Webber Robert C | Refrigerant expansion device |
US4653291A (en) * | 1985-12-16 | 1987-03-31 | Carrier Corporation | Coupling mechanism for an expansion device in a refrigeration system |
-
1990
- 1990-06-10 US US07/535,692 patent/US5031416A/en not_active Expired - Fee Related
-
1991
- 1991-05-30 ES ES09101310A patent/ES2044743B1/es not_active Expired - Lifetime
- 1991-06-05 IT ITMI911546A patent/IT1247988B/it active IP Right Grant
- 1991-06-10 KR KR1019910009532A patent/KR920001156A/ko not_active Application Discontinuation
- 1991-06-11 BR BR919102414A patent/BR9102414A/pt unknown
- 1991-06-11 JP JP3166331A patent/JPH086986B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR920001156A (ko) | 1992-01-30 |
ITMI911546A1 (it) | 1992-12-05 |
ES2044743R (it) | 1995-08-01 |
JPH04227445A (ja) | 1992-08-17 |
JPH086986B2 (ja) | 1996-01-29 |
BR9102414A (pt) | 1992-01-14 |
ES2044743B1 (es) | 1996-02-16 |
US5031416A (en) | 1991-07-16 |
ITMI911546A0 (it) | 1991-06-05 |
ES2044743A2 (es) | 1994-01-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970628 |