WO2005022049B1 - Refrigeration control system - Google Patents

Refrigeration control system

Info

Publication number
WO2005022049B1
WO2005022049B1 PCT/US2004/027654 US2004027654W WO2005022049B1 WO 2005022049 B1 WO2005022049 B1 WO 2005022049B1 US 2004027654 W US2004027654 W US 2004027654W WO 2005022049 B1 WO2005022049 B1 WO 2005022049B1
Authority
WO
WIPO (PCT)
Prior art keywords
refrigeration
data set
electronics module
component
system controller
Prior art date
Application number
PCT/US2004/027654
Other languages
French (fr)
Other versions
WO2005022049A2 (en
WO2005022049A3 (en
Inventor
John G Wallace
David R Rohn
Alan E Mayne
Nagaraj Jayanth
Troy W Renken
Original Assignee
Computer Process Controls Inc
John G Wallace
David R Rohn
Alan E Mayne
Nagaraj Jayanth
Troy W Renken
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 Computer Process Controls Inc, John G Wallace, David R Rohn, Alan E Mayne, Nagaraj Jayanth, Troy W Renken filed Critical Computer Process Controls Inc
Priority to EP04782200A priority Critical patent/EP1664638B1/en
Priority to DE602004021821T priority patent/DE602004021821D1/en
Priority to AU2004268234A priority patent/AU2004268234B2/en
Priority to DK04782200T priority patent/DK1664638T3/en
Priority to BRPI0413921-6A priority patent/BRPI0413921B1/en
Priority to CA002536806A priority patent/CA2536806A1/en
Priority to MXPA06002197A priority patent/MXPA06002197A/en
Publication of WO2005022049A2 publication Critical patent/WO2005022049A2/en
Publication of WO2005022049A3 publication Critical patent/WO2005022049A3/en
Publication of WO2005022049B1 publication Critical patent/WO2005022049B1/en

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
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • 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
    • 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
    • F25B2400/22—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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1931—Discharge pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/195—Pressures of the condenser
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2116—Temperatures of a condenser
    • F25B2700/21161—Temperatures of a condenser of the fluid heated by the condenser

Abstract

A refrigeration system (100) and method includes a refrigeration component (102) and an electronics module (160) preconfigured with a data set for the refrigeration component (102). The electronics module (160) stores the data set including identification and configuration parameters of the refrigeration component (102). A refrigeration system controller (140) that communicates with the electronics module (160) to copy the data set and to regulate operation of the refrigeration component (120) within the refrigeration system (100).

Claims

AMENDED CLAIMS [received by the International Bureau on 18 February 2005 (18.02.05); original claims 1-77 replaced by amended claims 1-48; remaining claims unchanged]What is claimed is:
1. A method comprising: preconfiguring a data set for a refrigeration component, said data set including identification and configuration parameters of said refrigeration component; storing said data set in an electronics module associated with said refrigeration component; copying said data set to a refrigeration system controller in communication with said electronics module; and initially configuring a refrigeration system based on said copied data set.
2. The method of claim 1 further comprising generating an updated data set based on said data set and storing said updated data set in said electronics module.
3. The method of claim 1 wherein said initially configuring a refrigeration system includes communicating said data set for said refrigeration component to said refrigeration system controller upon assembly of said refrigeration component into said refrigeration system.
4. The method of claim 1 further comprising copying at least a portion of said data set to an asset management database from said refrigeration system controller.
5. The method of claim 1 further comprising replacing said electronics module with a replacement electronics module and copying said data set for said electronics module to said replacement electronics module.
6. The method of claim 1 further comprising providing a graphical display of a layout of said refrigeration system including identification information of said electronics module.
7. The method of claim 1 further comprising generating a cell associated with said electronics module, wherein said cell includes inputs, outputs and configuration setpoints related to said refrigeration component.
8. The method of claim 1 further comprising regulating operation of said refrigeration component based on said data set.
23
9. The method of claim 1 further comprising monitoring an occurrence of one of a trip state and a lockout state of said refrigeration component set by said electronics module.
10. The method of claim 9 further comprising initiating said lockout state based on one of a voltage and a current condition to said refrigeration component.
11. The method of claim 10 further comprising indicating a welded electrical contact based on said voltage and said current condition.
12. The method of claim 9 further comprising temporarily suspending operation of said refrigeration component until said trip state clears.
13. The method of claim 9 further comprising suspending operation of said refrigeration component until said lockout state is reset.
14. The method of claim 13 further comprising resetting said lockout state by said refrigeration system controller.
15. The method of claim 9 further comprising logging one of said trip state and said lockout state with an associated timestamp.
16. The method of claim 9 further comprising monitoring occurrences of each of said trip state and lockout state.
17. The method of claim 16 further comprising initiating an alarm when one of said trip state and said lockout state has occurred a threshold number of times.
18. The method of claim 9 further comprising basing said trip state on one of a low pressure, a motor temperature, an electronics module voltage supply, a discharge pressure, a phase loss, a discharge temperature and a suction pressure.
19. The method of claim 9 further comprising basing said lockout state on one of a low oil pressure, a welded contactor, an electronics module failure, a discharge temperature, a discharge pressure and a phase loss.
20. In a refrigeration system, a refrigeration component associated with an electronics module including a memory storing a data set specific to said refrigeration component, said data set including identification parameters and configuration parameters of said refrigeration component, a refrigeration system controller in communication with said electronics module to copy said data set from said electronics module and regulate operation of said refrigeration component within said refrigeration system based on said data set.
21. The system of claim 20 wherein said refrigeration system controller is operable to generate an updated data set and transmit said updated data set to said memory of said electronics module.
22. The system of claim 20 wherein said refrigeration system controller monitors occurrences of said refrigeration component in a lockout state.
23. The system of claim 22 wherein said refrigeration system controller is operable to initiate remedial action when said refrigeration component is in said lockout state.
24. The system of claim 23 wherein said remedial action includes at least one of attempting to reset said lock-out state and triggering an alarm if said reset fails.
25. The system of claim 20 wherein said electronics module is operable to communicate said data set to said refrigeration system controller upon assembly of said refrigeration component into a refrigeration system.
26. The system of claim 20 further comprising an asset management database, wherein said refrigeration system controller is operable to update an asset management database based on said data set.
27. The system of claim 20 wherein said refrigeration system controller is operable to query a replacement electronics module that replaces said electronics module upon association of said replacement electronics module with said refrigeration component.
28. The system of claim 27 wherein a replacement data set from said refrigeration system controller is stored in a memory of said replacement electronics module.
29. The system of claim 28 wherein said replacement data set is a copy of said data set from said electronics module being replaced.
30. The system of claim 20 further comprising a display screen associated with said refrigeration system controller and providing a graphical display of a layout of the refrigeration system, including identification information of said refrigeration component.
25
31. The system of claim 20 wherein said refrigeration system controller generates a cell associated with said electronics module, wherein said cell includes inputs, outputs and configuration setpoints related to said refrigeration component associated with said respective electronics module.
32. The system of claim 20 wherein said electronics module initiates one of a trip event and a lockout event based on an operating condition of said refrigeration component.
33. The system of claim 32 wherein said lockout event indicates potential damage to said refrigeration component and is initiated based on one of a voltage and a current condition to said refrigeration component.
34. The system of claim 33 wherein said one of a voltage and a current condition indicate a welded electrical contact.
35. The system of claim 32 wherein said refrigeration system controller temporarily suspends operation of said refrigeration component during said trip event until a trip condition clears.
36. The system of claim 32 wherein said refrigeration system controller suspends operation of said refrigeration component during said lockout event until a lockout condition is reset.
37. The system of claim 36 wherein said refrigeration system controller is operable to reset said lockout condition.
38. The system of claim 32 wherein said refrigeration system controller is operable to log said trip events and said lockout events and record an associated timestamp.
39. The system of claim 32 wherein said refrigeration controller is operable to monitor occurrences of each of said trip and lockout events and initiate an alarm when at least one of said trip and lockout events has occurred a threshold number of times.
40. The system of claim 32 wherein said trip event is based on at least one of a low pressure, a motor temperature, an electronics module voltage supply, a discharge pressure, a phase loss, a discharge temperature and a suction pressure.
26
41. The system of claim 32 wherein said lockout event is based on at least one of a low oil pressure, a welded contactor, an electronics module failure, a discharge temperature, a discharge pressure and a phase loss.
42. The system of claim 20 further comprising a plurality of refrigeration components and a plurality of electronics modules, each said electronics module associated with one of said plurality of refrigeration components, said memory of each of said electronics modules storing said data set including identification and configuration parameters of a respective refrigeration component, and wherein said refrigeration system controller receives said data sets from each of said electronics modules and regulates operation of each of said refrigeration components within said refrigeration system.
43. The system of claim 42 wherein each of said electronics modules communicates its respective data set to said refrigeration system controller upon assembly of said associated refrigeration component into said refrigeration system.
44. The system of claim 42 wherein said refrigeration system controller queries a replacement electronics module that replaces one of said electronics modules upon connection of said replacement electronics module into said refrigeration system.
45. The system of claim 44 wherein said refrigeration system controller generates a replacement data set and said replacement data set is stored in a memory of said replacement electronics module.
46. The system of claim 44 wherein said replacement data set is a copy of said data set from said electronics module being replaced.
47. The system of claim 42 wherein said refrigeration system controller generates a cell associated with each of said electronics modules, wherein said cell includes inputs, outputs and configuration setpoints related to said refrigeration component.
48. The system of claim 42 wherein said refrigeration system controller regulates operation of each of said refrigeration components based on said respective data set.
27
PCT/US2004/027654 2003-08-25 2004-08-25 Refrigeration control system WO2005022049A2 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP04782200A EP1664638B1 (en) 2003-08-25 2004-08-25 Refrigeration control system
DE602004021821T DE602004021821D1 (en) 2003-08-25 2004-08-25 COOLING CONTROL SYSTEM
AU2004268234A AU2004268234B2 (en) 2003-08-25 2004-08-25 Refrigeration control system
DK04782200T DK1664638T3 (en) 2003-08-25 2004-08-25 Cooling control system
BRPI0413921-6A BRPI0413921B1 (en) 2003-08-25 2004-08-25 METHOD AND REFRIGERATION SYSTEM
CA002536806A CA2536806A1 (en) 2003-08-25 2004-08-25 Refrigeration control system
MXPA06002197A MXPA06002197A (en) 2003-08-25 2004-08-25 Refrigeration control system.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49761603P 2003-08-25 2003-08-25
US60/497,616 2003-08-25

Publications (3)

Publication Number Publication Date
WO2005022049A2 WO2005022049A2 (en) 2005-03-10
WO2005022049A3 WO2005022049A3 (en) 2005-04-28
WO2005022049B1 true WO2005022049B1 (en) 2005-09-15

Family

ID=34272586

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/027654 WO2005022049A2 (en) 2003-08-25 2004-08-25 Refrigeration control system

Country Status (10)

Country Link
US (1) US7290398B2 (en)
EP (1) EP1664638B1 (en)
CN (1) CN100489419C (en)
AU (1) AU2004268234B2 (en)
BR (1) BRPI0413921B1 (en)
CA (1) CA2536806A1 (en)
DE (1) DE602004021821D1 (en)
DK (1) DK1664638T3 (en)
MX (1) MXPA06002197A (en)
WO (1) WO2005022049A2 (en)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
US6892546B2 (en) 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
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
US7707931B2 (en) * 2004-04-06 2010-05-04 West Liberty Foods, L.L.C. Clean room food processing systems, methods and structures
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
EP1851959B1 (en) 2005-02-21 2012-04-11 Computer Process Controls, Inc. Enterprise control and monitoring system
US7594407B2 (en) * 2005-10-21 2009-09-29 Emerson Climate Technologies, Inc. Monitoring refrigerant in a refrigeration system
US7752854B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US7752853B2 (en) * 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US7596959B2 (en) * 2005-10-21 2009-10-06 Emerson Retail Services, Inc. Monitoring compressor performance in a refrigeration system
US7665315B2 (en) 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
US8140190B2 (en) * 2006-01-09 2012-03-20 Whirlpool Corporation Universal controller for a domestic appliance
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
US8024938B2 (en) * 2006-11-14 2011-09-27 Field Diagnostic Services, Inc. Method for determining evaporator airflow verification
US20080196425A1 (en) * 2006-11-14 2008-08-21 Temple Keith A Method for evaluating refrigeration cycle performance
KR100844326B1 (en) * 2007-01-26 2008-07-07 엘지전자 주식회사 Demand control system and demand control method for multi-air conditioner
KR100844325B1 (en) * 2007-01-26 2008-07-07 엘지전자 주식회사 Demand control system for multi-air conditioner
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
US8156750B2 (en) * 2008-07-29 2012-04-17 Agri Control Technologies, Inc. Dynamic superheat control for high efficiency refrigeration system
EP2435917B1 (en) 2009-05-29 2021-11-10 Emerson Climate Technologies Retail Solutions, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
WO2012118830A2 (en) 2011-02-28 2012-09-07 Arensmeier Jeffrey N Residential solutions hvac monitoring and diagnosis
DE102011115143A1 (en) * 2011-09-27 2013-03-28 Wurm Gmbh & Co. Kg Elektronische Systeme Temperature measuring module and temperature measuring system
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
IN2014DN06972A (en) * 2012-02-21 2015-04-10 Danfoss As
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
CN106461284B (en) * 2013-01-25 2019-04-23 艾默生零售解决方案公司 System and method for controlling transcritical cooling system
WO2014144446A1 (en) 2013-03-15 2014-09-18 Emerson Electric Co. Hvac system remote monitoring and diagnosis
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
US9765979B2 (en) 2013-04-05 2017-09-19 Emerson Climate Technologies, Inc. Heat-pump system with refrigerant charge diagnostics
CN105283819B (en) * 2013-06-04 2019-09-03 施耐德电气It公司 Identify the method for being connected to the refrigerating module of refrigerant distribution unit in cooling system
US10197304B2 (en) * 2014-05-23 2019-02-05 Lennox Industries Inc. Tandem compressor discharge pressure and temperature control logic
US9965928B2 (en) 2016-04-15 2018-05-08 Emerson Climate Technologies, Inc. System and method for displaying messages in a column-by-column format via an array of LEDs connected to a circuit of a compressor
US10075065B2 (en) 2016-04-15 2018-09-11 Emerson Climate Technologies, Inc. Choke and EMI filter circuits for power factor correction circuits
US10656026B2 (en) 2016-04-15 2020-05-19 Emerson Climate Technologies, Inc. Temperature sensing circuit for transmitting data across isolation barrier
US10305373B2 (en) 2016-04-15 2019-05-28 Emerson Climate Technologies, Inc. Input reference signal generation systems and methods
US10763740B2 (en) 2016-04-15 2020-09-01 Emerson Climate Technologies, Inc. Switch off time control systems and methods
WO2017181080A1 (en) * 2016-04-15 2017-10-19 Emerson Electric Co. System and method for displaying messages in a column-by-column format via an array of leds connected to a circuit of a compressor
US10770966B2 (en) 2016-04-15 2020-09-08 Emerson Climate Technologies, Inc. Power factor correction circuit and method including dual bridge rectifiers
US10320322B2 (en) 2016-04-15 2019-06-11 Emerson Climate Technologies, Inc. Switch actuation measurement circuit for voltage converter
US10277115B2 (en) 2016-04-15 2019-04-30 Emerson Climate Technologies, Inc. Filtering systems and methods for voltage control
US9933842B2 (en) 2016-04-15 2018-04-03 Emerson Climate Technologies, Inc. Microcontroller architecture for power factor correction converter
CN105865066A (en) * 2016-06-29 2016-08-17 湖南亚华乳业有限公司 Combined-type raw milk fast cooling system based on non-azeotropic mixtures
CN109899278B (en) 2017-12-08 2021-09-03 丹佛斯（天津）有限公司 Controller and control method for compressor, compressor assembly and refrigeration system
US11357134B2 (en) * 2019-12-31 2022-06-07 Dell Products, L.P. Data center cooling system that selectively delays compressor restart of a mechanical cooling system
US20210333031A1 (en) * 2020-04-24 2021-10-28 Falkonair, Inc. Systems and/or methods for controlling a compressor and/or a fan motor

Family Cites Families (148)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296822A (en) 1938-04-23 1942-09-22 Westinghouse Electric & Mfg Co Air conditioning apparatus
US3232519A (en) 1963-05-07 1966-02-01 Vilter Manufacturing Corp Compressor protection system
US3513662A (en) 1968-11-12 1970-05-26 Armour & Co Feedback control system for sequencing motors
US3585451A (en) 1969-12-24 1971-06-15 Borg Warner Solid state motor overload protection system
US3653783A (en) 1970-08-17 1972-04-04 Cooper Ind Inc Compressor output control apparatus
US3735377A (en) 1971-03-19 1973-05-22 Phillips Petroleum Co Monitoring and shutdown apparatus
DE2203047C3 (en) 1972-01-22 1978-12-14 Maschf Augsburg Nuernberg Ag Device for monitoring the running quality of a piston of a reciprocating piston machine
US3767328A (en) 1972-07-19 1973-10-23 Gen Electric Rotary compressor with capacity modulation
US3924972A (en) 1974-10-29 1975-12-09 Vilter Manufacturing Corp Control means for a variable capacity rotary screw compressor
US4060716A (en) 1975-05-19 1977-11-29 Rockwell International Corporation Method and apparatus for automatic abnormal events monitor in operating plants
US4090248A (en) 1975-10-24 1978-05-16 Powers Regulator Company Supervisory and control system for environmental conditioning equipment
US4102150A (en) 1976-11-01 1978-07-25 Borg-Warner Corporation Control system for refrigeration apparatus
US4112703A (en) 1976-12-27 1978-09-12 Borg-Warner Corporation Refrigeration control system
US4132086A (en) 1977-03-01 1979-01-02 Borg-Warner Corporation Temperature control system for refrigeration apparatus
US4151725A (en) 1977-05-09 1979-05-01 Borg-Warner Corporation Control system for regulating large capacity rotating machinery
US4102394A (en) 1977-06-10 1978-07-25 Energy 76, Inc. Control unit for oil wells
US4281358A (en) 1978-09-01 1981-07-28 Texas Instruments Incorporated Multifunction dynamoelectric protection system
US5265434A (en) 1979-07-31 1993-11-30 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
US4831832A (en) 1979-07-31 1989-05-23 Alsenz Richard H Method and apparatus for controlling capacity of multiple compressors refrigeration system
SE427861B (en) 1979-10-29 1983-05-09 Saab Scania Ab PROCEDURE FOR AVOIDING NORMAL COMBUSTIONS IN A COMBUSTION ENGINE AND ARRANGEMENTS FOR EXTENDING THE PROCEDURE
US4502843A (en) 1980-03-31 1985-03-05 Noodle Corporation Valveless free plunger and system for well pumping
US4345162A (en) 1980-06-30 1982-08-17 Honeywell Inc. Method and apparatus for power load shedding
US4463576A (en) 1980-09-22 1984-08-07 General Motors Corporation Solid state clutch cycler with charge protection
US4390321A (en) 1980-10-14 1983-06-28 American Davidson, Inc. Control apparatus and method for an oil-well pump assembly
US4425010A (en) 1980-11-12 1984-01-10 Reliance Electric Company Fail safe dynamoelectric machine bearing
EP0052438B1 (en) * 1980-11-19 1985-01-16 Whitlam Holdings Limited A method of erecting drop scaffolding, a drop scaffolding structure and a scaffold coupling therefor
US4384462A (en) 1980-11-20 1983-05-24 Friedrich Air Conditioning & Refrigeration Co. Multiple compressor refrigeration system and controller thereof
US4505125A (en) 1981-01-26 1985-03-19 Baglione Richard A Super-heat monitoring and control device for air conditioning refrigeration systems
US4399548A (en) 1981-04-13 1983-08-16 Castleberry Kimberly N Compressor surge counter
JPS57207773A (en) 1981-06-17 1982-12-20 Taiheiyo Kogyo Kk Method of controlling cooling circuit and its control valve
JPS588956A (en) 1981-07-10 1983-01-19 株式会社システム・ホ−ムズ Heat pump type air conditioner
JPS58110317A (en) 1981-12-23 1983-06-30 Mitsubishi Heavy Ind Ltd Air conditioner for vehicle
US4434390A (en) 1982-01-15 1984-02-28 Westinghouse Electric Corp. Motor control apparatus with parallel input, serial output signal conditioning means
US4390922A (en) 1982-02-04 1983-06-28 Pelliccia Raymond A Vibration sensor and electrical power shut off device
US4479389A (en) 1982-02-18 1984-10-30 Allied Corporation Tuned vibration detector
US4467613A (en) 1982-03-19 1984-08-28 Emerson Electric Co. Apparatus for and method of automatically adjusting the superheat setting of a thermostatic expansion valve
US4429578A (en) 1982-03-22 1984-02-07 General Electric Company Acoustical defect detection system
US4494383A (en) 1982-04-22 1985-01-22 Mitsubishi Denki Kabushiki Kaisha Air-conditioner for an automobile
US4497031A (en) 1982-07-26 1985-01-29 Johnson Service Company Direct digital control apparatus for automated monitoring and control of building systems
US4510576A (en) 1982-07-26 1985-04-09 Honeywell Inc. Specific coefficient of performance measuring device
US4470092A (en) 1982-09-27 1984-09-04 Allen-Bradley Company Programmable motor protector
DE3241662A1 (en) * 1982-11-11 1984-05-17 Alfred Teves Gmbh, 6000 Frankfurt HYDRAULIC, FORCE OPERATED BRAKE SYSTEM FOR MOTOR VEHICLES
US4502842A (en) 1983-02-02 1985-03-05 Colt Industries Operating Corp. Multiple compressor controller and method
JPH0758069B2 (en) 1983-09-09 1995-06-21 株式会社日立製作所 Compressor motor controller
US4520674A (en) 1983-11-14 1985-06-04 Technology For Energy Corporation Vibration monitoring device
US4630670A (en) 1983-12-19 1986-12-23 Carrier Corporation Variable volume multizone system
JPS60147585A (en) 1984-01-11 1985-08-03 Hitachi Ltd Control of compressor
US4555910A (en) 1984-01-23 1985-12-03 Borg-Warner Corporation Coolant/refrigerant temperature control system
DE3420144A1 (en) 1984-05-30 1985-12-05 Loewe Pumpenfabrik GmbH, 2120 Lüneburg CONTROL AND CONTROL SYSTEM, IN PARTICULAR. FOR WATERING VACUUM PUMPS
US4575318A (en) 1984-08-16 1986-03-11 Sundstrand Corporation Unloading of scroll compressors
US4563878A (en) 1984-12-13 1986-01-14 Baglione Richard A Super-heat monitoring and control device for air conditioning refrigeration systems
US4614089A (en) 1985-03-19 1986-09-30 General Services Engineering, Inc. Controlled refrigeration system
JPS61167498U (en) 1985-04-05 1986-10-17
US4660386A (en) 1985-09-18 1987-04-28 Hansen John C Diagnostic system for detecting faulty sensors in liquid chiller air conditioning system
US4653280A (en) 1985-09-18 1987-03-31 Hansen John C Diagnostic system for detecting faulty sensors in a refrigeration system
US4964060A (en) 1985-12-04 1990-10-16 Hartsog Charles H Computer aided building plan review system and process
US4831560A (en) 1986-01-15 1989-05-16 Zaleski James V Method for testing auto electronics systems
DE3601817A1 (en) 1986-01-22 1987-07-23 Egelhof Fa Otto CONTROL DEVICE FOR THE REFRIGERANT FLOW FOR EVAPORATING REFRIGERATION SYSTEMS OR HEAT PUMPS AND EXPANSION VALVES ARRANGED IN THE REFRIGERANT FLOW
US4755957A (en) 1986-03-27 1988-07-05 K-White Tools, Incorporated Automotive air-conditioning servicing system and method
JPS62186537U (en) 1986-05-16 1987-11-27
US4877382A (en) 1986-08-22 1989-10-31 Copeland Corporation Scroll-type machine with axially compliant mounting
US4885707A (en) 1987-02-19 1989-12-05 Dli Corporation Vibration data collecting and processing apparatus and method
DE3706152A1 (en) 1987-02-26 1988-09-08 Sueddeutsche Kuehler Behr METHOD FOR CONTROLLING A VEHICLE AIR CONDITIONER AND VEHICLE AIR CONDITIONER FOR IMPLEMENTING THE METHOD
US4832560A (en) * 1987-04-27 1989-05-23 Admiralty Group Ltd. Apparatus and methods for containerizing and de-containerizing a load
DE3725754A1 (en) 1987-08-04 1989-02-16 Busch Dieter & Co Prueftech DEVICE FOR MONITORING PUMPS FOR HAZARDOUS CAVITATION
US5073862A (en) 1987-08-26 1991-12-17 Carlson Peter J Method and apparatus for diagnosing problems with the thermodynamic performance of a heat engine
US4881184A (en) 1987-09-08 1989-11-14 Datac, Inc. Turbine monitoring apparatus
US4798055A (en) 1987-10-28 1989-01-17 Kent-Moore Corporation Refrigeration system analyzer
US4856286A (en) 1987-12-02 1989-08-15 American Standard Inc. Refrigeration compressor driven by a DC motor
US4913625A (en) 1987-12-18 1990-04-03 Westinghouse Electric Corp. Automatic pump protection system
US4882747A (en) 1988-05-12 1989-11-21 Jerry Williams Infrared communication apparatus for remote site applications
US4985857A (en) 1988-08-19 1991-01-15 General Motors Corporation Method and apparatus for diagnosing machines
US4838037A (en) 1988-08-24 1989-06-13 American Standard Inc. Solenoid valve with supply voltage variation compensation
US4884412A (en) 1988-09-15 1989-12-05 William Sellers Compressor slugging protection device and method therefor
US5018357A (en) 1988-10-11 1991-05-28 Helix Technology Corporation Temperature control system for a cryogenic refrigeration
US4928750A (en) 1988-10-14 1990-05-29 American Standard Inc. VaV valve with PWM hot water coil
FI88432C (en) 1989-01-13 1993-05-10 Halton Oy FOERFARANDE FOER REGLERING OCH UPPRAETTHAOLLANDE AV LUFTSTROEMMAR OCH MOTSVARANDE I VENTILATIONSANLAEGGNINGAR OCH ETT VENTILATIONSSYSTEM I ENLIGHET MED FOERFARANDET
US5086385A (en) 1989-01-31 1992-02-04 Custom Command Systems Expandable home automation system
US5109222A (en) 1989-03-27 1992-04-28 John Welty Remote control system for control of electrically operable equipment in people occupiable structures
US5119466A (en) 1989-05-24 1992-06-02 Asmo Co., Ltd. Control motor integrated with a direct current motor and a speed control circuit
US5243827A (en) 1989-07-31 1993-09-14 Hitachi, Ltd. Overheat preventing method for prescribed displacement type compressor and apparatus for the same
US5058388A (en) 1989-08-30 1991-10-22 Allan Shaw Method and means of air conditioning
JP2755469B2 (en) 1989-09-27 1998-05-20 株式会社日立製作所 Air conditioner
US4949550A (en) 1989-10-04 1990-08-21 Thermo King Corporation Method and apparatus for monitoring a transport refrigeration system and its conditioned load
US4974427A (en) 1989-10-17 1990-12-04 Copeland Corporation Compressor system with demand cooling
US5056036A (en) 1989-10-20 1991-10-08 Pulsafeeder, Inc. Computer controlled metering pump
US5051720A (en) 1989-11-13 1991-09-24 Secure Telecom, Inc. Remote control system using power line of remote site
DE4010770C1 (en) 1990-04-04 1991-11-21 Danfoss A/S, Nordborg, Dk
US5022234A (en) 1990-06-04 1991-06-11 General Motors Corporation Control method for a variable displacement air conditioning system compressor
US5109700A (en) 1990-07-13 1992-05-05 Life Systems, Inc. Method and apparatus for analyzing rotating machines
US5076067A (en) 1990-07-31 1991-12-31 Copeland Corporation Compressor with liquid injection
US5009074A (en) 1990-08-02 1991-04-23 General Motors Corporation Low refrigerant charge protection method for a variable displacement compressor
US5156539A (en) 1990-10-01 1992-10-20 Copeland Corporation Scroll machine with floating seal
US5115406A (en) 1990-10-05 1992-05-19 Gateshead Manufacturing Corporation Rotating machinery diagnostic system
US5203178A (en) 1990-10-30 1993-04-20 Norm Pacific Automation Corp. Noise control of air conditioner
US5209400A (en) 1991-03-07 1993-05-11 John M. Winslow Portable calculator for refrigeration heating and air conditioning equipment service
US5279458A (en) 1991-08-12 1994-01-18 Carrier Corporation Network management control
CH684965A5 (en) * 1991-10-18 1995-02-15 Linde Ag Method and apparatus for increasing the efficiency of compression devices.
US5226472A (en) 1991-11-15 1993-07-13 Lab-Line Instruments, Inc. Modulated temperature control for environmental chamber
US5519301A (en) * 1992-02-26 1996-05-21 Matsushita Electric Industrial Co., Ltd. Controlling/driving apparatus for an electrically-driven compressor in a car
US5203179A (en) 1992-03-04 1993-04-20 Ecoair Corporation Control system for an air conditioning/refrigeration system
US5416781A (en) * 1992-03-17 1995-05-16 Johnson Service Company Integrated services digital network based facility management system
US5181389A (en) 1992-04-26 1993-01-26 Thermo King Corporation Methods and apparatus for monitoring the operation of a transport refrigeration system
US5209076A (en) 1992-06-05 1993-05-11 Izon, Inc. Control system for preventing compressor damage in a refrigeration system
US5299504A (en) * 1992-06-30 1994-04-05 Technical Rail Products, Incorporated Self-propelled rail heater car with movable induction heating coils
US5509786A (en) * 1992-07-01 1996-04-23 Ubukata Industries Co., Ltd. Thermal protector mounting structure for hermetic refrigeration compressors
US5224835A (en) 1992-09-02 1993-07-06 Viking Pump, Inc. Shaft bearing wear detector
US5481481A (en) * 1992-11-23 1996-01-02 Architectural Engergy Corporation Automated diagnostic system having temporally coordinated wireless sensors
JP3290481B2 (en) * 1992-12-03 2002-06-10 東芝キヤリア株式会社 Refrigeration cycle control device
US5381692A (en) * 1992-12-09 1995-01-17 United Technologies Corporation Bearing assembly monitoring system
US5303560A (en) * 1993-04-15 1994-04-19 Thermo King Corporation Method and apparatus for monitoring and controlling the operation of a refrigeration unit
US5511387A (en) * 1993-05-03 1996-04-30 Copeland Corporation Refrigerant recovery system
US5282728A (en) * 1993-06-02 1994-02-01 General Motors Corporation Inertial balance system for a de-orbiting scroll in a scroll type fluid handling machine
US5743109A (en) * 1993-12-15 1998-04-28 Schulak; Edward R. Energy efficient domestic refrigeration system
US5440895A (en) * 1994-01-24 1995-08-15 Copeland Corporation Heat pump motor optimization and sensor fault detection
US5415008A (en) * 1994-03-03 1995-05-16 General Electric Company Refrigerant flow rate control based on suction line temperature
US5596507A (en) * 1994-08-15 1997-01-21 Jones; Jeffrey K. Method and apparatus for predictive maintenance of HVACR systems
US5602757A (en) * 1994-10-20 1997-02-11 Ingersoll-Rand Company Vibration monitoring system
US5610339A (en) * 1994-10-20 1997-03-11 Ingersoll-Rand Company Method for collecting machine vibration data
US5713724A (en) * 1994-11-23 1998-02-03 Coltec Industries Inc. System and methods for controlling rotary screw compressors
US6047557A (en) * 1995-06-07 2000-04-11 Copeland Corporation Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
US5741120A (en) * 1995-06-07 1998-04-21 Copeland Corporation Capacity modulated scroll machine
US5707210A (en) * 1995-10-13 1998-01-13 Copeland Corporation Scroll machine with overheating protection
US5752385A (en) * 1995-11-29 1998-05-19 Litton Systems, Inc. Electronic controller for linear cryogenic coolers
US5875430A (en) * 1996-05-02 1999-02-23 Technology Licensing Corporation Smart commercial kitchen network
US5715704A (en) * 1996-07-08 1998-02-10 Ranco Incorporated Of Delaware Refrigeration system flow control expansion valve
JP3557053B2 (en) * 1996-09-30 2004-08-25 三洋電機株式会社 Refrigerant compressor
KR0182727B1 (en) * 1996-10-08 1999-05-01 삼성전자주식회사 Wind direction control method of airconditioner
US5904049A (en) * 1997-03-31 1999-05-18 General Electric Company Refrigeration expansion control
TW468770U (en) * 1997-09-18 2001-12-11 Matsushita Refrigeration Automatic diagnostic device of refrigerating apparatus
US5900801A (en) * 1998-02-27 1999-05-04 Food Safety Solutions Corp. Integral master system for monitoring food service requirements for compliance at a plurality of food service establishments
EP0945974B1 (en) * 1998-03-23 2004-01-21 Hitachi, Ltd. Control apparatus of brushless motor and machine using brushless motor
US6215405B1 (en) * 1998-04-23 2001-04-10 Digital Security Controls Ltd. Programmable temperature sensor for security system
US6038871A (en) * 1998-11-23 2000-03-21 General Motors Corporation Dual mode control of a variable displacement refrigerant compressor
US6176686B1 (en) * 1999-02-19 2001-01-23 Copeland Corporation Scroll machine with capacity modulation
US6179214B1 (en) * 1999-07-21 2001-01-30 Carrier Corporation Portable plug-in control module for use with the service modules of HVAC systems
JP3800900B2 (en) * 1999-09-09 2006-07-26 三菱電機株式会社 Refrigerating refrigerator, operation method of freezing refrigerator
US6213731B1 (en) * 1999-09-21 2001-04-10 Copeland Corporation Compressor pulse width modulation
US6453687B2 (en) * 2000-01-07 2002-09-24 Robertshaw Controls Company Refrigeration monitor unit
DE10100826B4 (en) * 2000-02-01 2005-11-10 Lg Electronics Inc. Internet refrigerator and operating procedures for this
US6302654B1 (en) * 2000-02-29 2001-10-16 Copeland Corporation Compressor with control and protection system
US6647735B2 (en) * 2000-03-14 2003-11-18 Hussmann Corporation Distributed intelligence control for commercial refrigeration
US6360553B1 (en) * 2000-03-31 2002-03-26 Computer Process Controls, Inc. Method and apparatus for refrigeration system control having electronic evaporator pressure regulators
US6502409B1 (en) * 2000-05-03 2003-01-07 Computer Process Controls, Inc. Wireless method and apparatus for monitoring and controlling food temperature
TW593950B (en) * 2000-09-11 2004-06-21 Toshiba Corp Remote inspection system for refrigerator
US6675591B2 (en) * 2001-05-03 2004-01-13 Emerson Retail Services Inc. Method of managing a refrigeration system
US6892546B2 (en) * 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
US6996441B1 (en) * 2002-03-11 2006-02-07 Advanced Micro Devices, Inc. Forward-looking fan control using system operation information

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