JPS48102307A - - Google Patents

Info

Publication number
JPS48102307A
JPS48102307A JP48023402A JP2340273A JPS48102307A JP S48102307 A JPS48102307 A JP S48102307A JP 48023402 A JP48023402 A JP 48023402A JP 2340273 A JP2340273 A JP 2340273A JP S48102307 A JPS48102307 A JP S48102307A
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.)
Granted
Application number
JP48023402A
Other languages
Japanese (ja)
Other versions
JPS5330364B2 (de
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
Publication of JPS48102307A publication Critical patent/JPS48102307A/ja
Publication of JPS5330364B2 publication Critical patent/JPS5330364B2/ja
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
    • F25B49/022—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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
    • 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
    • F25B2700/04—Refrigerant level

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressor (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
JP2340273A 1972-03-15 1973-02-28 Expired JPS5330364B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23482272A 1972-03-15 1972-03-15

Publications (2)

Publication Number Publication Date
JPS48102307A true JPS48102307A (de) 1973-12-22
JPS5330364B2 JPS5330364B2 (de) 1978-08-26

Family

ID=22882972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2340273A Expired JPS5330364B2 (de) 1972-03-15 1973-02-28

Country Status (8)

Country Link
US (1) US3744267A (de)
JP (1) JPS5330364B2 (de)
AU (1) AU471560B2 (de)
CA (1) CA972855A (de)
DE (1) DE2311821C3 (de)
FR (1) FR2176125B1 (de)
GB (1) GB1389767A (de)
IT (1) IT981377B (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004431A (en) * 1975-05-22 1977-01-25 The Johnson Corporation Control for cooling unit
US4090371A (en) * 1975-11-24 1978-05-23 Technological Enterprises Corp. Monitor and control for refrigeration system
DE2639019C3 (de) * 1976-08-30 1981-09-03 Danfoss A/S, 6430 Nordborg Kältemaschine
US4220041A (en) 1977-04-07 1980-09-02 Potter Bronson M Alien liquid detector and control
US4285207A (en) * 1978-07-31 1981-08-25 Diesel Kiki Company, Ltd. Air conditioning apparatus comprising refrigerant shortage sensor
JPH0539414Y2 (de) * 1985-02-25 1993-10-06
FR2618537B1 (fr) * 1987-07-24 1989-09-15 Unite Hermetique Sa Motocompresseur hermetique a securite amelioree
US5062277A (en) * 1990-10-29 1991-11-05 Carrier Corporation Combined oil heater and level sensor
JP2952839B2 (ja) * 1991-08-29 1999-09-27 株式会社ゼクセル 圧縮機の起動制御装置
US5289692A (en) * 1993-01-19 1994-03-01 Parker-Hannifin Corporation Apparatus and method for mass flow control of a working fluid
US5335513A (en) * 1993-01-19 1994-08-09 Parker-Hannifin Corporation Apparatus and method for detecting characteristics of a working fluid
WO1994017346A1 (en) * 1993-01-19 1994-08-04 Parker-Hannifin Corporation System for controlling flow of working fluids
ES2128555T3 (es) * 1993-01-19 1999-05-16 Parker Hannifin Corp Sistema de percepcion de acondicionamiento para controlar fluidos de trabajo.
US5884494A (en) * 1997-09-05 1999-03-23 American Standard Inc. Oil flow protection scheme
US6091218A (en) * 1998-11-04 2000-07-18 Ritch; Harold D. Energy conservation circuit and method for use with multi-phase motors used to power a variable load
US6460354B2 (en) 2000-11-30 2002-10-08 Parker-Hannifin Corporation Method and apparatus for detecting low refrigerant charge
US20080000246A1 (en) * 2006-06-28 2008-01-03 Computime, Ltd. Conveying Temperature Information in a Controlled Variable Speed Heating, Ventilation, and Air Conditioning (HVAC) System
US7874724B2 (en) * 2007-04-11 2011-01-25 Trane International Inc. Method for sensing the liquid level in a compressor
US9181939B2 (en) * 2012-11-16 2015-11-10 Emerson Climate Technologies, Inc. Compressor crankcase heating control systems and methods
US9341187B2 (en) 2013-08-30 2016-05-17 Emerson Climate Technologies, Inc. Compressor assembly with liquid sensor
US9353738B2 (en) 2013-09-19 2016-05-31 Emerson Climate Technologies, Inc. Compressor crankcase heating control systems and methods
US10161661B2 (en) * 2014-11-04 2018-12-25 Mitsubishi Electric Corporation Refrigeration cycle apparatus, and abnormality detection system for refrigeration cycle apparatus
WO2016113903A1 (ja) * 2015-01-16 2016-07-21 三菱電機株式会社 圧縮機
US10125768B2 (en) 2015-04-29 2018-11-13 Emerson Climate Technologies, Inc. Compressor having oil-level sensing system
CN114034140A (zh) * 2021-11-29 2022-02-11 四川虹美智能科技有限公司 化霜方法和装置

Also Published As

Publication number Publication date
FR2176125A1 (de) 1973-10-26
GB1389767A (en) 1975-04-09
DE2311821B2 (de) 1979-01-11
CA972855A (en) 1975-08-12
IT981377B (it) 1974-10-10
AU471560B2 (en) 1976-04-29
US3744267A (en) 1973-07-10
DE2311821A1 (de) 1973-10-04
AU5272773A (en) 1974-08-29
DE2311821C3 (de) 1979-09-13
JPS5330364B2 (de) 1978-08-26
FR2176125B1 (de) 1975-10-31

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