CA922795A - Feedback control system for sequencing motors - Google Patents

Feedback control system for sequencing motors

Info

Publication number
CA922795A
CA922795A CA067100A CA67100A CA922795A CA 922795 A CA922795 A CA 922795A CA 067100 A CA067100 A CA 067100A CA 67100 A CA67100 A CA 67100A CA 922795 A CA922795 A CA 922795A
Authority
CA
Canada
Prior art keywords
sequencing
motors
control system
feedback control
feedback
Prior art date
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
CA067100A
Other versions
CA67100S (en
Inventor
B. Golber Myron
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.)
Armour and Co
Original Assignee
Armour and Co
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.)
Filing date
Publication date
Application filed by Armour and Co filed Critical Armour and Co
Application granted granted Critical
Publication of CA922795A publication Critical patent/CA922795A/en
Expired legal-status Critical Current

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
    • 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
    • F25B49/025—Motor control arrangements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2066—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source
    • G05D16/2073—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source with a plurality of pressure sources
    • 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
    • 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
CA067100A 1968-11-12 1969-11-10 Feedback control system for sequencing motors Expired CA922795A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77494768A 1968-11-12 1968-11-12

Publications (1)

Publication Number Publication Date
CA922795A true CA922795A (en) 1973-03-13

Family

ID=25102798

Family Applications (1)

Application Number Title Priority Date Filing Date
CA067100A Expired CA922795A (en) 1968-11-12 1969-11-10 Feedback control system for sequencing motors

Country Status (6)

Country Link
US (1) US3513662A (en)
CA (1) CA922795A (en)
DE (1) DE1956955A1 (en)
FR (1) FR2023117A1 (en)
GB (1) GB1292457A (en)
NL (1) NL6916998A (en)

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US5067326A (en) * 1979-07-31 1991-11-26 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
US4628700A (en) * 1979-07-31 1986-12-16 Alsenz Richard H Temperature optimizer control apparatus and method
US5265434A (en) * 1979-07-31 1993-11-30 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
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US4379483A (en) * 1981-08-17 1983-04-12 The Coleman Company, Inc. Method of controlling heating and cooling sources
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US4748820A (en) * 1984-01-11 1988-06-07 Copeland Corporation Refrigeration system
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US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
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US6668240B2 (en) 2001-05-03 2003-12-23 Emerson Retail Services Inc. Food quality and safety model for refrigerated food
US6889173B2 (en) * 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
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US7665315B2 (en) * 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
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US20070093732A1 (en) * 2005-10-26 2007-04-26 David Venturi Vibroacoustic sound therapeutic system and method
US7617695B2 (en) * 2006-03-29 2009-11-17 Hussmann Corporation Control method for variable capacity compressors
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
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US8967490B2 (en) * 2011-01-28 2015-03-03 Trane International Inc. Wear-leveling for components of an auxiliary heat source
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US2157329A (en) * 1937-02-12 1939-05-09 Honeywell Regulator Co Control system
US2168157A (en) * 1937-12-23 1939-08-01 Gen Electric Fluid cooling system
US2364459A (en) * 1941-10-25 1944-12-05 Honeywell Regulator Co Control of refrigeration apparatus
US2714806A (en) * 1951-12-12 1955-08-09 Hugh J Scullen Refrigerating system

Also Published As

Publication number Publication date
GB1292457A (en) 1972-10-11
NL6916998A (en) 1970-05-14
FR2023117A1 (en) 1970-08-07
US3513662A (en) 1970-05-26
DE1956955A1 (en) 1970-06-11

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