CA1094837A - Regulateur de refrigeration a double detecteur - Google Patents

Regulateur de refrigeration a double detecteur

Info

Publication number
CA1094837A
CA1094837A CA314,618A CA314618A CA1094837A CA 1094837 A CA1094837 A CA 1094837A CA 314618 A CA314618 A CA 314618A CA 1094837 A CA1094837 A CA 1094837A
Authority
CA
Canada
Prior art keywords
temperature
food
compartment
responsive means
control
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
CA314,618A
Other languages
English (en)
Inventor
Elwyn H. Olson
Rodger C. Wolfgram
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of CA1094837A publication Critical patent/CA1094837A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0478—Control or safety arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
    • G01K3/14—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of space
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/32—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable
    • G01K5/46—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable with electric conversion means for final indication
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/1928—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperature of one space
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control 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
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F25D2700/123—Sensors measuring the inside temperature more than one sensor measuring the inside temperature in a 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/16—Sensors measuring the temperature of products
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/42—Circuits effecting compensation of thermal inertia; Circuits for predicting the stationary value of a temperature
    • G01K2007/422—Dummy objects used for estimating temperature of real objects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Thermal Sciences (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
CA314,618A 1977-12-19 1978-10-27 Regulateur de refrigeration a double detecteur Expired CA1094837A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86181577A 1977-12-19 1977-12-19
US861,815 1977-12-19

Publications (1)

Publication Number Publication Date
CA1094837A true CA1094837A (fr) 1981-02-03

Family

ID=25336842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA314,618A Expired CA1094837A (fr) 1977-12-19 1978-10-27 Regulateur de refrigeration a double detecteur

Country Status (6)

Country Link
JP (1) JPS5487964A (fr)
AU (1) AU4228278A (fr)
CA (1) CA1094837A (fr)
DE (1) DE2854129A1 (fr)
FR (1) FR2412040A1 (fr)
GB (1) GB2011071B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57174671A (en) * 1981-04-20 1982-10-27 Hitachi Ltd Open showcase
IT8153427U1 (it) * 1981-07-08 1983-01-08 Indesit Ind Elettrodomestici Italiana Spa Dispositivo indicatore di temperatura in un apparecchio frigorifero
US4467615A (en) * 1982-01-15 1984-08-28 Sencon Engineering Inc. Control system for diesel powered refrigeration plant
AT392995B (de) * 1989-12-01 1991-07-25 Moosbrugger Guntram Einrichtung zum heben von hohlblockmauersteinen
DE4224016C2 (de) * 1992-07-21 1996-07-04 Goldsaat Fritz Doering Gmbh & Verfahren und Vorrichtung zur Regelung der Kühlung von landwirtschaftlichen Schüttgütern
US6619052B1 (en) * 2002-02-26 2003-09-16 Tyler Refrigeration Corporation Variable air curtain velocity control
US6775994B1 (en) 2003-02-25 2004-08-17 Carrier Commercial Refrigeration, Inc. Refrigerated display merchandiser with variable air curtain
AU2005292536A1 (en) 2004-09-30 2006-04-13 Carrier Corporation Curtain air admission assembly
CN114111162A (zh) * 2020-08-31 2022-03-01 青岛海尔电冰箱有限公司 冰箱及其控制方法
CN114111199B (zh) * 2020-08-31 2023-04-07 青岛海尔电冰箱有限公司 冰箱的控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1114873A (fr) * 1953-08-01 1956-04-17 Landis & Gyr Ag Perfectionnements aux thermostats élastiques remplis de liquide avec plusieurs appareils sensibles à la chaleur
US3381488A (en) * 1966-02-17 1968-05-07 Penn Controls Environmental monitor and control system
BE709049A (fr) * 1968-01-08 1968-07-08 Acec Appareil de commande thermostatique
US3780532A (en) * 1971-09-17 1973-12-25 Borg Warner Temperature control system for centrifugal liquid chilling machines

Also Published As

Publication number Publication date
FR2412040A1 (fr) 1979-07-13
DE2854129A1 (de) 1979-06-21
GB2011071A (en) 1979-07-04
AU4228278A (en) 1979-06-28
JPS5487964A (en) 1979-07-12
GB2011071B (en) 1982-06-16

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Legal Events

Date Code Title Description
MKEX Expiry