JPS4731241Y1 - - Google Patents

Info

Publication number
JPS4731241Y1
JPS4731241Y1 JP1969119808U JP11980869U JPS4731241Y1 JP S4731241 Y1 JPS4731241 Y1 JP S4731241Y1 JP 1969119808 U JP1969119808 U JP 1969119808U JP 11980869 U JP11980869 U JP 11980869U JP S4731241 Y1 JPS4731241 Y1 JP S4731241Y1
Authority
JP
Japan
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
JP1969119808U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1969119808U priority Critical patent/JPS4731241Y1/ja
Priority to US95020A priority patent/US3680325A/en
Priority to GB5876470A priority patent/GB1331069A/en
Priority to DE2061642A priority patent/DE2061642C3/de
Publication of JPS4731241Y1 publication Critical patent/JPS4731241Y1/ja
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00Emergency 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
    • H02H7/08Emergency 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 dynamo-electric motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025Motor control arrangements
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/1906Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/1927Control of temperature characterised by the use of electric means using a plurality of sensors
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/20Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00Problems to be solved
    • F25B2500/26Problems to be solved characterised by the startup of the refrigeration cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/23Time delays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2117Temperatures of an evaporator
    • F25B2700/21171Temperatures of an evaporator of the fluid cooled by the evaporator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Air Conditioning Control Device (AREA)
JP1969119808U 1969-12-16 1969-12-16 Expired JPS4731241Y1 (nl)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1969119808U JPS4731241Y1 (nl) 1969-12-16 1969-12-16
US95020A US3680325A (en) 1969-12-16 1970-12-04 On-off controlled oil temperature adjusting apparatus with a protective device
GB5876470A GB1331069A (en) 1969-12-16 1970-12-10 On-off controlled oil temperature adjusting apparatus with a protective device
DE2061642A DE2061642C3 (nl) 1969-12-16 1970-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1969119808U JPS4731241Y1 (nl) 1969-12-16 1969-12-16

Publications (1)

Publication Number Publication Date
JPS4731241Y1 true JPS4731241Y1 (nl) 1972-09-19

Family

ID=14770724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1969119808U Expired JPS4731241Y1 (nl) 1969-12-16 1969-12-16

Country Status (4)

Country Link
US (1) US3680325A (nl)
JP (1) JPS4731241Y1 (nl)
DE (1) DE2061642C3 (nl)
GB (1) GB1331069A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262691C3 (de) * 1972-12-21 1982-02-11 Vdo Adolf Schindling Ag, 6000 Frankfurt Elektronischer Temperaturschalter
FR2283570A1 (fr) * 1974-09-02 1976-03-26 Unelec Dispositif de protection thermique
JP5394913B2 (ja) * 2009-12-25 2014-01-22 株式会社森精機製作所 工作機械の冷却装置及び冷却方法
CN102072141A (zh) * 2011-02-23 2011-05-25 无锡和晶科技股份有限公司 一种可防止失控的冰箱压缩机控制电路
EP2735066B1 (de) * 2011-09-16 2015-10-28 Siemens Aktiengesellschaft Vorrichtung und verfahren zum schutz eines verbrauchers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3595028A (en) * 1969-10-02 1971-07-27 Gen Electric Control means for air-conditioning system

Also Published As

Publication number Publication date
GB1331069A (en) 1973-09-19
DE2061642C3 (nl) 1974-04-11
DE2061642A1 (nl) 1971-07-08
DE2061642B2 (nl) 1973-09-20
US3680325A (en) 1972-08-01

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