AU5703873A – Improvements in or relating to variable capacity multiple compressor refrigeration system
– Google Patents
AU5703873A – Improvements in or relating to variable capacity multiple compressor refrigeration system
– Google Patents
Improvements in or relating to variable capacity multiple compressor refrigeration system
Info
Publication number
AU5703873A
AU5703873A
AU57038/73A
AU5703873A
AU5703873A
AU 5703873 A
AU5703873 A
AU 5703873A
AU 57038/73 A
AU57038/73 A
AU 57038/73A
AU 5703873 A
AU5703873 A
AU 5703873A
AU 5703873 A
AU5703873 A
AU 5703873A
Authority
AU
Australia
Prior art keywords
relating
refrigeration system
variable capacity
compressor refrigeration
multiple compressor
Prior art date
1972-07-17
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.)
Expired
Application number
AU57038/73A
Other versions
AU475453B2
(en
Inventor
FRANCIS CONLEY and ERNEST FREDERICK GILLAND THOMAS JR
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric 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.)
1972-07-17
Filing date
1973-06-18
Publication date
1974-12-19
1973-06-18
Application filed by Westinghouse Electric Corp
filed
Critical
Westinghouse Electric Corp
1974-12-19
Publication of AU5703873A
publication
Critical
patent/AU5703873A/en
1976-08-26
Application granted
granted
Critical
1976-08-26
Publication of AU475453B2
publication
Critical
patent/AU475453B2/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
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
F25B49/022—Compressor control arrangements
F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F04—POSITIVE – DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 – F04B37/00
F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F04—POSITIVE – DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 – F04B47/00
F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to 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
F25B31/00—Compressor arrangements
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
F25B2400/07—Details of compressors or related parts
F25B2400/075—Details of compressors or related parts with parallel compressors
F25B2400/0751—Details of compressors or related parts with parallel compressors the compressors having different capacities
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
F25B2600/025—Compressor control by controlling speed
F25B2600/0251—Compressor control by controlling speed with on-off operation
AU57038/73A
1972-07-17
1973-06-18
Improvements in or relating to variable capacity multiple compressor refrigeration system
Expired
AU475453B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
US27270472A
1972-07-17
1972-07-17
USUS272704
1972-07-17
Publications (2)
Publication Number
Publication Date
AU5703873A
true
AU5703873A
(en)
1974-12-19
AU475453B2
AU475453B2
(en)
1976-08-26
Family
ID=23040923
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU57038/73A
Expired
AU475453B2
(en)
1972-07-17
1973-06-18
Improvements in or relating to variable capacity multiple compressor refrigeration system
Country Status (10)
Country
Link
US
(2)
US3775995A
(en)
JP
(1)
JPS5420020B2
(en)
AU
(1)
AU475453B2
(en)
BE
(1)
BE802373A
(en)
CA
(1)
CA990518A
(en)
DE
(1)
DE2336369A1
(en)
ES
(1)
ES416944A1
(en)
FR
(1)
FR2193184B1
(en)
GB
(1)
GB1429050A
(en)
IT
(1)
IT997377B
(en)
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Title
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1973-07-25
1975-03-29
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1974-01-18
1975-05-27
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Refrigeration system with capacity control
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1974-12-20
1977-03-25
Interliz Anstalt
CONTROL DEVICE FOR A HEAT PUMP
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*
1976-07-29
1980-03-04
Kabushiki Kaisah Maekawa Seisakusho
Apparatus for cooling brine
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1977-03-28
1978-08-08
Copeland Corporation
Integrated multi-unit refrigeration motor-compressor assembly
US4205537A
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1978-12-11
1980-06-03
General Electric Company
Multiple hermetic-motor compressor in common shell
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1979-07-31
1990-08-28
Altech Controls Corp.
Method and apparatus for controlling capacity of a multiple-stage cooling system
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1979-10-25
1981-12-22
Carrier Corporation
Series compressor refrigeration circuit with liquid quench and compressor by-pass
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*
1980-11-20
1983-05-24
Friedrich Air Conditioning & Refrigeration Co.
Multiple compressor refrigeration system and controller thereof
JPS57131883A
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*
1981-02-06
1982-08-14
Mitsubishi Electric Corp
Parallel compression type refrigerator
US4418548A
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*
1982-03-29
1983-12-06
Trane Cac, Inc.
Variable capacity multiple compressor refrigeration system
AU561404B2
(en)
*
1983-03-08
1987-05-07
Sanden Corporation
Variable capacity compressor
US4787211A
(en)
*
1984-07-30
1988-11-29
Copeland Corporation
Refrigeration system
FR2617581B1
(en)
*
1987-06-30
1989-09-29
Henriot Jean Luc
REFRIGERATION SYSTEM FOR AN APPARATUS FOR FREEZING AND PRESERVING FOOD PRODUCTS
JPH01193089A
(en)
*
1988-01-29
1989-08-03
Toshiba Corp
Rotary compressor
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*
1996-02-27
1999-07-27
Shaw; David N.
Boosted air source heat pump
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1996-05-10
1998-11-24
Shaw; David N.
Series connected primary and booster compressors
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*
1997-07-15
1999-10-19
Ingersoll-Rand Company
Method for modulation lag compressor in multiple compressor system
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1998-08-25
2001-03-27
Copeland Corporation
Compressor capacity modulation
US6276148B1
(en)
2000-02-16
2001-08-21
David N. Shaw
Boosted air source heat pump
JP4520608B2
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*
2000-09-20
2010-08-11
株式会社日立プラントテクノロジー
Screw compressor
US6769265B1
(en)
2003-03-12
2004-08-03
Maytag Corporation
Variable speed refrigeration system
US7490480B2
(en)
*
2003-03-14
2009-02-17
Maytag Corporation
Variable speed refrigeration system
US6931871B2
(en)
*
2003-08-27
2005-08-23
Shaw Engineering Associates, Llc
Boosted air source heat pump
KR101116208B1
(en)
*
2004-05-17
2012-03-06
삼성전자주식회사
Control apparatus and method for compressor
US20060073026A1
(en)
*
2004-10-06
2006-04-06
Shaw David N
Oil balance system and method for compressors connected in series
US7320720B2
(en)
*
2005-10-17
2008-01-22
Kirk Ticknor
Interlocking filtration device
US20070187086A1
(en)
*
2006-02-14
2007-08-16
Anatoly Nikolayevich Ivanov
Device for cutting slot-shaped seats in wells by hydro-sandblasting method
US20080173034A1
(en)
*
2007-01-19
2008-07-24
Hallowell International, Llc
Heat pump apparatus and method
US8157538B2
(en)
2007-07-23
2012-04-17
Emerson Climate Technologies, Inc.
Capacity modulation system for compressor and method
US8192171B2
(en)
*
2009-01-15
2012-06-05
Ingersoll-Rand Company
Compressor system
BRPI1007407A2
(en)
2009-01-27
2016-02-16
Emerson Climate Technologies
unloading system and method for a compressor
US8011191B2
(en)
*
2009-09-30
2011-09-06
Thermo Fisher Scientific (Asheville) Llc
Refrigeration system having a variable speed compressor
US8011201B2
(en)
*
2009-09-30
2011-09-06
Thermo Fisher Scientific (Asheville) Llc
Refrigeration system mounted within a deck
US10378533B2
(en)
2011-12-06
2019-08-13
Bitzer Us, Inc.
Control for compressor unloading system
US8925346B2
(en)
2012-02-07
2015-01-06
Thermo Fisher Scientific (Asheville) Llc
High performance freezer having cylindrical cabinet
US10247460B2
(en)
*
2014-05-15
2019-04-02
Lennox Industries Inc.
Accommodating CSSH for tandem compressor transitions
CN110462310B
(en)
2017-04-06
2021-11-19
开利公司
Method for reducing the maximum inrush current of a compressor system comprising a plurality of asynchronous electric motors and compressor system for implementing the method
CN113669965A
(en)
2020-04-30
2021-11-19
特灵空调系统(中国)有限公司
System and method for OCR control in parallel compressors
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Assignee
Title
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(en)
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1964-03-31
Apparatus and method for preventing refrigerant condensing
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(en)
*
1937-05-18
1941-08-26
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Refrigerating apparatus
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1951-11-02
1954-03-24
Gen Electric
Improvements in and relating to compressors for refrigerators
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1955-11-22
1958-12-23
Honeywell Regulator Co
Control apparatus
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1960-10-07
1962-02-27
Vilter Manufacturing Corp
Refrigeration compressor control system
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1970-02-17
Garrett Corp
Refrigeration system with compressor unloading means
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(en)
*
1968-07-29
1970-03-31
Lennox Ind Inc
Refrigeration system having tandem compressor arrangement
1972
1972-07-17
US
US00272704A
patent/US3775995A/en
not_active
Expired – Lifetime
1973
1973-06-07
CA
CA173,455A
patent/CA990518A/en
not_active
Expired
1973-06-18
AU
AU57038/73A
patent/AU475453B2/en
not_active
Expired
1973-06-25
GB
GB3007073A
patent/GB1429050A/en
not_active
Expired
1973-07-16
IT
IT41614/73A
patent/IT997377B/en
active
1973-07-16
ES
ES416944A
patent/ES416944A1/en
not_active
Expired
1973-07-16
BE
BE1005236A
patent/BE802373A/en
unknown
1973-07-17
FR
FR7326201A
patent/FR2193184B1/fr
not_active
Expired
1973-07-17
JP
JP8002773A
patent/JPS5420020B2/ja
not_active
Expired
1973-07-17
DE
DE19732336369
patent/DE2336369A1/en
active
Pending
1976
1976-10-14
US
US05/732,697
patent/USRE29621E/en
not_active
Expired – Lifetime
Also Published As
Publication number
Publication date
AU475453B2
(en)
1976-08-26
JPS4958444A
(en)
1974-06-06
FR2193184B1
(en)
1977-02-18
DE2336369A1
(en)
1974-02-07
BE802373A
(en)
1974-01-16
USRE29621E
(en)
1978-05-02
IT997377B
(en)
1975-12-30
ES416944A1
(en)
1976-03-16
GB1429050A
(en)
1976-03-24
CA990518A
(en)
1976-06-08
US3775995A
(en)
1973-12-04
JPS5420020B2
(en)
1979-07-19
FR2193184A1
(en)
1974-02-15
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None