FR2228151B1 - - Google Patents

Info

Publication number
FR2228151B1
FR2228151B1 FR7415441A FR7415441A FR2228151B1 FR 2228151 B1 FR2228151 B1 FR 2228151B1 FR 7415441 A FR7415441 A FR 7415441A FR 7415441 A FR7415441 A FR 7415441A FR 2228151 B1 FR2228151 B1 FR 2228151B1
Authority
FR
France
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
FR7415441A
Other versions
FR2228151A1 (fr
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.)
Simms Group Research and Development Ltd
Original Assignee
Simms Group Research and Development Ltd
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 Simms Group Research and Development Ltd filed Critical Simms Group Research and Development Ltd
Publication of FR2228151A1 publication Critical patent/FR2228151A1/fr
Application granted granted Critical
Publication of FR2228151B1 publication Critical patent/FR2228151B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/16—Synchronous generators
    • H02K19/26—Synchronous generators characterised by the arrangement of exciting windings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
    • F01P7/048—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using electrical drives
    • 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
    • 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

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)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
FR7415441A 1973-05-04 1974-05-03 Expired FR2228151B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2144873A GB1473097A (fr) 1973-05-04 1973-05-04

Publications (2)

Publication Number Publication Date
FR2228151A1 FR2228151A1 (fr) 1974-11-29
FR2228151B1 true FR2228151B1 (fr) 1976-12-17

Family

ID=10163122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415441A Expired FR2228151B1 (fr) 1973-05-04 1974-05-03

Country Status (2)

Country Link
FR (1) FR2228151B1 (fr)
GB (1) GB1473097A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124001A (en) * 1976-06-30 1978-11-07 Fmc Corporation Electronic speed control for a variable speed fan drive
FR2455173A2 (fr) * 1977-03-16 1980-11-21 Sev Marchal Dispositif de refroidissement pour moteur a combustion interne
FR2455174A2 (fr) * 1979-04-23 1980-11-21 Sev Marchal Dispositif de regulation de la temperature du liquide de refroidissement pour moteur a combustion interne
FR2484532B1 (fr) * 1980-06-16 1985-08-23 Peugeot Aciers Et Outillage Dispositif pour la commande des moyens de ventilation d'un moteur a combustion interne

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3629676A (en) * 1970-04-09 1971-12-21 Gen Motors Corp Traction motor temperature control of locomotive power

Also Published As

Publication number Publication date
GB1473097A (fr) 1977-05-11
FR2228151A1 (fr) 1974-11-29

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Legal Events

Date Code Title Description
ST Notification of lapse