IT972183B - Protezione contro l instabilita di un termostato per motori di compressori per reffrigerazione - Google Patents

Protezione contro l instabilita di un termostato per motori di compressori per reffrigerazione

Info

Publication number
IT972183B
IT972183B IT2990072A IT2990072A IT972183B IT 972183 B IT972183 B IT 972183B IT 2990072 A IT2990072 A IT 2990072A IT 2990072 A IT2990072 A IT 2990072A IT 972183 B IT972183 B IT 972183B
Authority
IT
Italy
Prior art keywords
thermostat
instability
protection against
cooling compressor
compressor motors
Prior art date
Application number
IT2990072A
Other languages
English (en)
Italian (it)
Original Assignee
Carrier 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.)
Filing date
Publication date
Application filed by Carrier Corp filed Critical Carrier Corp
Application granted granted Critical
Publication of IT972183B publication Critical patent/IT972183B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • H02H7/222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for switches
    • H02H7/224—Anti-pump circuits
    • 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
    • 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
    • F25B2700/15—Power, e.g. by voltage or current
    • F25B2700/151—Power, e.g. by voltage or current of the compressor motor
    • 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
    • F25B2700/2104—Temperatures of an indoor room or compartment
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Electric Motors In General (AREA)
  • Protection Of Generators And Motors (AREA)
  • Motor And Converter Starters (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Stopping Of Electric Motors (AREA)
IT2990072A 1971-10-12 1972-09-29 Protezione contro l instabilita di un termostato per motori di compressori per reffrigerazione IT972183B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18827571A 1971-10-12 1971-10-12
US18828671A 1971-10-12 1971-10-12

Publications (1)

Publication Number Publication Date
IT972183B true IT972183B (it) 1974-05-20

Family

ID=26883900

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2990072A IT972183B (it) 1971-10-12 1972-09-29 Protezione contro l instabilita di un termostato per motori di compressori per reffrigerazione

Country Status (6)

Country Link
JP (1) JPS4846907A (enExample)
AR (1) AR201992A1 (enExample)
DE (1) DE2250091C3 (enExample)
FR (1) FR2156238B1 (enExample)
GB (1) GB1402905A (enExample)
IT (1) IT972183B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4514989A (en) * 1984-05-14 1985-05-07 Carrier Corporation Method and control system for protecting an electric motor driven compressor in a refrigeration system
US4535598A (en) * 1984-05-14 1985-08-20 Carrier Corporation Method and control system for verifying sensor operation in a refrigeration system
EP1947341A1 (en) 2007-01-19 2008-07-23 STMicroelectronics Design and Application S.R.O. Compressor control device and method for controlling a compressor
CN104747425A (zh) * 2015-03-05 2015-07-01 海信容声(广东)冰箱有限公司 一种压缩机、冰箱及控制方法
CN111536727B (zh) * 2020-06-11 2023-12-26 淮南矿业(集团)有限责任公司 一种矿井降温系统安全保护电路及控制方法

Also Published As

Publication number Publication date
FR2156238B1 (enExample) 1975-09-12
FR2156238A1 (enExample) 1973-05-25
DE2250091B2 (de) 1978-10-26
DE2250091C3 (de) 1979-06-28
AR201992A1 (es) 1975-05-09
GB1402905A (en) 1975-08-13
JPS4846907A (enExample) 1973-07-04
DE2250091A1 (de) 1973-04-19

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