NL7202512A - - Google Patents

Info

Publication number
NL7202512A
NL7202512A NL7202512A NL7202512A NL7202512A NL 7202512 A NL7202512 A NL 7202512A NL 7202512 A NL7202512 A NL 7202512A NL 7202512 A NL7202512 A NL 7202512A NL 7202512 A NL7202512 A NL 7202512A
Authority
NL
Netherlands
Application number
NL7202512A
Other versions
NL174190C (nl
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
Priority claimed from DE19712109309 external-priority patent/DE2109309C3/de
Application filed filed Critical
Publication of NL7202512A publication Critical patent/NL7202512A/xx
Application granted granted Critical
Publication of NL174190C publication Critical patent/NL174190C/xx

Links

Classifications

    • 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
    • F25D29/00—Arrangement or mounting of control or safety devices
    • 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
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Control Of Temperature (AREA)
NLAANVRAGE7202512,A 1971-02-26 1972-02-25 Schakeling voor het regelen van de temperatuur van een koelinrichting. NL174190C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712109309 DE2109309C3 (de) 1971-02-26 Schaltungsanordnung zum Regeln der Temperatur einer Kühleinrichtung

Publications (2)

Publication Number Publication Date
NL7202512A true NL7202512A (cs) 1972-08-29
NL174190C NL174190C (nl) 1984-05-01

Family

ID=5799977

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7202512,A NL174190C (nl) 1971-02-26 1972-02-25 Schakeling voor het regelen van de temperatuur van een koelinrichting.

Country Status (12)

Country Link
US (1) US3751938A (cs)
AT (1) AT311396B (cs)
BE (1) BE779762A (cs)
CH (1) CH538733A (cs)
DK (1) DK142155C (cs)
ES (1) ES400171A1 (cs)
FR (1) FR2126459B1 (cs)
GB (1) GB1362605A (cs)
IT (1) IT947906B (cs)
NL (1) NL174190C (cs)
SE (1) SE396808B (cs)
ZA (1) ZA721241B (cs)

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
US4506143A (en) * 1980-07-31 1985-03-19 Ukrainsky Nauchno-Issledovatelsky Institut Stankov I Instrumentov Automatic temperature control device
EP0064873A3 (en) * 1981-05-07 1983-06-08 R D Technology Limited Refrigeration system monitoring and warning apparatus
JPS63226578A (ja) * 1987-03-13 1988-09-21 株式会社東芝 冷蔵庫の温度制御回路
CN105183032B (zh) * 2015-07-21 2017-11-10 浪潮(北京)电子信息产业有限公司 一种云平台中机房温控管理方法和系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA659063A (en) * 1963-03-05 Texas Instruments Incorporated Control circuit
US3500074A (en) * 1966-08-15 1970-03-10 Texas Instruments Inc Fail-safe controller

Also Published As

Publication number Publication date
DK142155C (da) 1981-03-02
US3751938A (en) 1973-08-14
SE396808B (sv) 1977-10-03
IT947906B (it) 1973-05-30
DE2109309B2 (de) 1973-06-28
BE779762A (fr) 1972-06-16
DK142155B (da) 1980-09-08
GB1362605A (en) 1974-08-07
CH538733A (de) 1973-06-30
DE2109309A1 (de) 1972-08-31
FR2126459B1 (cs) 1975-10-24
NL174190C (nl) 1984-05-01
AT311396B (de) 1973-10-15
FR2126459A1 (cs) 1972-10-06
ES400171A1 (es) 1974-12-16
ZA721241B (en) 1972-11-29

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee