IT1212109B - Sistema di refrigerazione flessibile a due stadi a rendimento molto elevato. - Google Patents

Sistema di refrigerazione flessibile a due stadi a rendimento molto elevato.

Info

Publication number: IT1212109B
Authority: IT; Italy
Prior art keywords: high performance; refrigeration system; stage flexible; flexible refrigeration; stage
Prior art date: 1984-01-11

Application number

IT8519070A

Other languages

English (en)

Other versions

IT8519070A0 (it

Inventor

David Norton Shaw

Original Assignee

Copeland Corp

Priority date (The priority date 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 date listed.)

1984-01-11

Filing date

1985-01-10

Publication date

1989-11-08

1985-01-10 Application filed by Copeland Corp filed Critical Copeland Corp

1985-01-10 Publication of IT8519070A0 publication Critical patent/IT8519070A0/it

1989-11-08 Application granted granted Critical

1989-11-08 Publication of IT1212109B publication Critical patent/IT1212109B/it

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
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
- 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
- F25B2400/07—Details of compressors or related parts
- F25B2400/075—Details of compressors or related parts with parallel compressors
- 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
- 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
- F25B2400/16—Receivers
- 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
- F25B2400/22—Refrigeration systems for supermarkets
- 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
- F25B2600/021—Inverters therefor
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Control Of Positive-Displacement Pumps (AREA)
Air Conditioning Control Device (AREA)
Control Of Positive-Displacement Air Blowers (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Separation By Low-Temperature Treatments (AREA)
Devices That Are Associated With Refrigeration Equipment (AREA)

IT8519070A 1984-01-11 1985-01-10 Sistema di refrigerazione flessibile a due stadi a rendimento molto elevato. IT1212109B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US56988684A	1984-01-11	1984-01-11

Publications (2)

Publication Number	Publication Date
IT8519070A0 IT8519070A0 (it)	1985-01-10
IT1212109B true IT1212109B (it)	1989-11-08

Family

ID=24277298

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT8519070A IT1212109B (it)	1984-01-11	1985-01-10	Sistema di refrigerazione flessibile a due stadi a rendimento molto elevato.

Country Status (13)

Country	Link
JP (1)	JPS60159561A (it)
AU (1)	AU587173B2 (it)
BR (1)	BR8500106A (it)
CA (1)	CA1242086A (it)
DE (1)	DE3500800A1 (it)
DK (1)	DK9885A (it)
ES (1)	ES539449A0 (it)
FR (1)	FR2557962B1 (it)
GB (1)	GB2152649B (it)
IT (1)	IT1212109B (it)
MX (1)	MX161408A (it)
NZ (1)	NZ210800A (it)
ZA (1)	ZA8562B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4748820A (en) *	1984-01-11	1988-06-07	Copeland Corporation	Refrigeration system
US4787211A (en) *	1984-07-30	1988-11-29	Copeland Corporation	Refrigeration system
US4938029A (en) *	1989-07-03	1990-07-03	Carrier Corporation	Unloading system for two-stage compressors
ES2092424B1 (es) *	1992-09-16	1997-07-01	Ornaque Carlos Gutierrez	Sistema frigorifico de seguridad por bloque mixto.
DE19529763A1 (de) *	1995-08-12	1997-02-13	Ruediger Piepenhagen	Kälteerzeugungseinrichtung
JP2985882B1 (ja) *	1998-08-21	1999-12-06	ダイキン工業株式会社	二重管式熱交換器
JP2003207248A (ja) *	2002-01-15	2003-07-25	Toshiba Corp	冷蔵庫
JP3953871B2 (ja) *	2002-04-15	2007-08-08	サンデン株式会社	冷凍空調装置
JP3951799B2 (ja) *	2002-05-14	2007-08-01	株式会社デンソー	可変容量型圧縮機の制御装置
FR2864609B1 (fr) *	2003-12-29	2006-12-22	Patrice Saillard	Installation thermique a configuration multiple, et echangeur adapte a cette installation.
JP2008025905A (ja) *	2006-07-20	2008-02-07	Daikin Ind Ltd	冷凍装置
JP4245023B2 (ja) *	2006-09-11	2009-03-25	ダイキン工業株式会社	冷凍装置
KR101689525B1 (ko) *	2007-12-28	2016-12-26	존슨 컨트롤스 테크놀러지 컴퍼니	증기 압축 시스템
JP5040907B2 (ja) *	2008-09-30	2012-10-03	ダイキン工業株式会社	冷凍装置
JP5402164B2 (ja) *	2009-03-31	2014-01-29	株式会社富士通ゼネラル	冷凍サイクル装置
KR20110004152A (ko) *	2009-07-07	2011-01-13	엘지전자 주식회사	공기조화기
JP6643632B2 (ja) *	2016-03-10	2020-02-12	パナソニックＩｐマネジメント株式会社	空気調和装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2386198A (en) *	1944-02-08	1945-10-09	Gen Electric	Multistage refrigerating system
US2677944A (en) *	1950-12-01	1954-05-11	Alonzo W Ruff	Plural stage refrigeration apparatus
FR1056197A (fr) *	1952-01-09	1954-02-24	Anciens Ets Brissonneau & Lotz	Installation frigorifique perfectionnée à deux étages de compression
US3238738A (en) *	1964-02-12	1966-03-08	Robert C Webber	Two-stage refrigeration system with by-pass means
US3759052A (en) *	1972-02-28	1973-09-18	Maekawa Seisakusho Kk	Method of controlling high stage and low stage compressors
JPS5223402B2 (it) *	1973-10-12	1977-06-24
US4033738A (en) *	1976-03-12	1977-07-05	Westinghouse Electric Corporation	Heat pump system with multi-stage centrifugal compressors
US4060997A (en) *	1976-03-31	1977-12-06	Application Engineering Corporation	Water chiller control
US4245476A (en) *	1979-01-02	1981-01-20	Dunham-Bush, Inc.	Solar augmented heat pump system with automatic staging reciprocating compressor
US4325223A (en) *	1981-03-16	1982-04-20	Cantley Robert J	Energy management system for refrigeration systems
US4332144A (en) *	1981-03-26	1982-06-01	Shaw David N	Bottoming cycle refrigerant scavenging for positive displacement compressor, refrigeration and heat pump systems
FR2513747A1 (fr) *	1981-09-25	1983-04-01	Satam Brandt Froid	Installation frigorifique a multimotocompresseurs
NL188479C (nl) *	1982-01-28	1992-07-01	Marinus Wilhelmus Matheus Avon	Koelinrichting.

1985
- 1985-01-03 ZA ZA8562A patent/ZA8562B/xx unknown
- 1985-01-07 GB GB08500339A patent/GB2152649B/en not_active Expired
- 1985-01-08 AU AU37399/85A patent/AU587173B2/en not_active Ceased
- 1985-01-08 CA CA000471641A patent/CA1242086A/en not_active Expired
- 1985-01-09 DK DK9885A patent/DK9885A/da not_active Application Discontinuation
- 1985-01-10 MX MX204009A patent/MX161408A/es unknown
- 1985-01-10 NZ NZ210800A patent/NZ210800A/en unknown
- 1985-01-10 ES ES539449A patent/ES539449A0/es active Granted
- 1985-01-10 JP JP60002623A patent/JPS60159561A/ja active Granted
- 1985-01-10 IT IT8519070A patent/IT1212109B/it active
- 1985-01-10 BR BR8500106A patent/BR8500106A/pt not_active IP Right Cessation
- 1985-01-11 FR FR858500380A patent/FR2557962B1/fr not_active Expired - Lifetime
- 1985-01-11 DE DE19853500800 patent/DE3500800A1/de not_active Ceased

Also Published As

Publication number	Publication date
IT8519070A0 (it)	1985-01-10
FR2557962B1 (fr)	1990-08-31
DE3500800A1 (de)	1985-07-18
JPH0563703B2 (it)	1993-09-13
GB8500339D0 (en)	1985-02-13
CA1242086A (en)	1988-09-20
MX161408A (es)	1990-09-21
AU3739985A (en)	1985-07-18
GB2152649A (en)	1985-08-07
JPS60159561A (ja)	1985-08-21
AU587173B2 (en)	1989-08-10
ES8602237A1 (es)	1985-11-01
GB2152649B (en)	1987-02-18
FR2557962A1 (fr)	1985-07-12
BR8500106A (pt)	1985-08-20
NZ210800A (en)	1987-07-31
DK9885A (da)	1985-07-12
DK9885D0 (da)	1985-01-09
ZA8562B (en)	1985-09-25
ES539449A0 (es)	1985-11-01

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19941230

Publication	Publication Date	Title
IT1212109B (it)	1989-11-08	Sistema di refrigerazione flessibile a due stadi a rendimento molto elevato.
IT8720562A0 (it)	1987-05-15	Sistema di refrigerazione.
DE3688800D1 (de)	1993-09-09	Schutzsysteme fuer einen kaeltemaschinenkompressormotor.
IT1215663B (it)	1990-02-22	Sistema di refrigerazione.
ES556719A0 (es)	1987-08-16	Sistema para la localizacion de un movil.
DE3669190D1 (de)	1990-04-05	Doppelte balgpumpe.
FI930876A (fi)	1994-05-17	System som matar delar anpassat till en roerlig produktionslinje
IT1188538B (it)	1988-01-14	Sistema a risposta,di tipo adattativo
DE3682752D1 (de)	1992-01-16	Polyaethylen-2,6-naphthalatfilm fuer kondensator.
DE3483730D1 (de)	1991-01-24	Druckkonvertierungsmechanismus fuer schalter.
DE3686383D1 (de)	1992-09-17	Versiegelungsstruktur fuer halbleiterbauelement.
DE3580301D1 (de)	1990-12-06	Einlassregelvorrichtung fuer verdichter.
NO863544D0 (no)	1986-09-04	Ringromtrykkbetjent avfyringsmekanisme for broennperforering.
IT1208761B (it)	1989-07-10	Condensatore a vuoto con soglia per il condensato
IT8620116A0 (it)	1986-04-17	Assieme di pressostato regolabile.
IT8620618A0 (it)	1986-05-30	Circuito di collegamento.
IT8219270A0 (it)	1982-01-25	Complesso valvolare di scarico per compressori.
IT8024312A0 (it)	1980-08-27	Procedimento per il funzionamento di un impianto di refrigerazione.
DE3779818D1 (de)	1992-07-23	Ionisationsdetektoren fuer die gaschromatographie.
DE3671659D1 (de)	1990-07-05	Kaelteanlage.
DE3786951D1 (de)	1993-09-16	Leistungshalbleiteranordnung.
IT8323306V0 (it)	1983-10-20	Struttura di pressostato.
ES1003253Y (es)	1989-02-16	Compresores con movimiento de vaiven mejorados, destinados a circuitos de refrigeracion de pequena potencia de refrigeracion
IT8621006A0 (it)	1986-07-02	Sistema di regolazione della pressione di frenatura.
IT1230022B (it)	1991-09-24	Sistema di valvole di pressione per compressori per raffreddamento.