FR3071113B1 - COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE - Google Patents

COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE Download PDF

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Publication number
FR3071113B1
FR3071113B1 FR1758361A FR1758361A FR3071113B1 FR 3071113 B1 FR3071113 B1 FR 3071113B1 FR 1758361 A FR1758361 A FR 1758361A FR 1758361 A FR1758361 A FR 1758361A FR 3071113 B1 FR3071113 B1 FR 3071113B1
Authority
FR
France
Prior art keywords
cooling
cooling system
electric machine
cooled electric
oil cooled
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.)
Active
Application number
FR1758361A
Other languages
French (fr)
Other versions
FR3071113A1 (en
Inventor
Bassel Assad
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.)
Renault SAS
Nissan Motor Co Ltd
Original Assignee
Renault SAS
Nissan Motor Co 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 Renault SAS, Nissan Motor Co Ltd filed Critical Renault SAS
Priority to FR1758361A priority Critical patent/FR3071113B1/en
Publication of FR3071113A1 publication Critical patent/FR3071113A1/en
Application granted granted Critical
Publication of FR3071113B1 publication Critical patent/FR3071113B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
    • C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/08—Materials not undergoing a change of physical state when used
    • C09K5/10—Liquid materials
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/08—Insulating casings

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Transformer Cooling (AREA)

Abstract

L'invention concerne un système de refroidissement pour machine électrique, comportant un circuit de refroidissement apte à mettre en contact un liquide de refroidissement avec des parties actives de ladite machine électrique, un réservoir (OT) apte à recevoir en aval desdites parties actives ledit liquide de refroidissement, et une pompe apte à réinjecter ledit liquide de refroidissement dans ledit circuit de refroidissement, les parois dudit réservoir (OT) comportant une couche d'isolation thermique (CIT) et le liquide de refroidissement contenu dans ledit réservoir (OT) étant en contact thermique avec un matériau à changement de phase.The invention relates to a cooling system for an electrical machine, comprising a cooling circuit suitable for bringing a cooling liquid into contact with active parts of said electrical machine, a reservoir (OT) suitable for receiving said liquid downstream of said active parts. cooling, and a pump capable of reinjecting said cooling liquid into said cooling circuit, the walls of said tank (OT) comprising a thermal insulation layer (CIT) and the cooling liquid contained in said tank (OT) being in thermal contact with a phase change material.

FR1758361A 2017-09-11 2017-09-11 COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE Active FR3071113B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1758361A FR3071113B1 (en) 2017-09-11 2017-09-11 COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1758361A FR3071113B1 (en) 2017-09-11 2017-09-11 COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE
FR1758361 2017-09-11

Publications (2)

Publication Number Publication Date
FR3071113A1 FR3071113A1 (en) 2019-03-15
FR3071113B1 true FR3071113B1 (en) 2021-11-19

Family

ID=60515562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1758361A Active FR3071113B1 (en) 2017-09-11 2017-09-11 COOLING SYSTEM FOR OIL COOLED ELECTRIC MACHINE

Country Status (1)

Country Link
FR (1) FR3071113B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3102869A1 (en) * 1981-01-29 1982-09-30 Solar Wärmetechnik GmbH, 7980 Ravensburg Device for storing heat for heating installations
JPS5832281U (en) * 1981-08-24 1983-03-02 株式会社クボタ heat storage material capsule
JP2011027246A (en) * 2009-07-29 2011-02-10 Ntn Corp Warmup device for electric automobile transmission
DE102009042526A1 (en) * 2009-09-22 2011-03-24 Kratel, Günter, Dr. Flexible heat-insulating material fiber mat, has integrated nano-porous heat-insulating material electrostatically fixed in macro cavities of fiber clutches or fixed by bonding agents and sprayed on fiber
CN102942352A (en) * 2012-11-19 2013-02-27 无锡市明江保温材料有限公司 Nano-pore insulating pipe shell and preparation method thereof

Also Published As

Publication number Publication date
FR3071113A1 (en) 2019-03-15

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