FR3078742B1 - ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE - Google Patents

ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE Download PDF

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Publication number
FR3078742B1
FR3078742B1 FR1852047A FR1852047A FR3078742B1 FR 3078742 B1 FR3078742 B1 FR 3078742B1 FR 1852047 A FR1852047 A FR 1852047A FR 1852047 A FR1852047 A FR 1852047A FR 3078742 B1 FR3078742 B1 FR 3078742B1
Authority
FR
France
Prior art keywords
electrical
internal combustion
connection
heating device
tube
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
FR1852047A
Other languages
French (fr)
Other versions
FR3078742A1 (en
Inventor
Jean-Gabriel Vega
Olivier Renckert
Thierry Benard
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.)
Hutchinson SA
Original Assignee
Hutchinson SA
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 Hutchinson SA filed Critical Hutchinson SA
Priority to FR1852047A priority Critical patent/FR3078742B1/en
Priority to KR2020190000971U priority patent/KR200492721Y1/en
Publication of FR3078742A1 publication Critical patent/FR3078742A1/en
Application granted granted Critical
Publication of FR3078742B1 publication Critical patent/FR3078742B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
    • F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
    • F01M13/022—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure using engine inlet suction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/0011—Breather valves
    • F01M2013/0027—Breather valves with a de-icing or defrosting system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M2013/0038—Layout of crankcase breathing systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2068—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2086—Output circuits, e.g. for controlling currents in command coils with means for detecting circuit failures
    • F02D2041/2089—Output circuits, e.g. for controlling currents in command coils with means for detecting circuit failures detecting open circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/08—Engine blow-by from crankcase chamber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

Dispositif (10) de réchauffage d'un fluide et de raccordement d'un embout (12) d'admission d'air à un tuyau de fuite des gaz d'un moteur thermique à combustion interne, le dispositif comportant : - un corps (16) isolant traversé par un tube (18) thermiquement conducteur qui définit un passage interne de circulation du fluide, - des moyens électriques (32) de chauffage du tube logés dans ledit corps, - au moins une fiche électrique (36) de raccordement électrique du dispositif à une source d'alimentation électrique, caractérisé en ce qu'il comprend : - des moyens (37, 48) de détection d'une position correcte d'engagement dudit embout dans ledit corps et/ou sur ledit tube, ces moyens de détection comportant un interrupteur électrique (37) dont un élément mobile (37a) est configuré pour coopérer directement ou indirectement avec ledit embout, ledit interrupteur étant monté en série avec lesdits moyens de chauffage dans une boucle (50) s'étendant entre des bornes (36a, 36b) de ladite fiche électrique, et - au moins un composant électrique (48) ayant une valeur d'impédance prédéterminée, qui est monté en parallèle de ladite boucle entre les bornes de la fiche électrique.Device (10) for reheating a fluid and connecting an air inlet nozzle (12) to a gas leakage pipe of an internal combustion heat engine, the device comprising: - a body ( 16) insulation crossed by a thermally conductive tube (18) which defines an internal passage for circulation of the fluid, - electrical means (32) for heating the tube housed in said body, - at least one electrical plug (36) for electrical connection from the device to an electrical power source, characterized in that it comprises: - means (37, 48) for detecting a correct position of engagement of said end piece in said body and / or on said tube, these means detection comprising an electric switch (37), a movable element (37a) of which is configured to cooperate directly or indirectly with said end piece, said switch being mounted in series with said heating means in a loop (50) extending between terminals (36a, 36b) of said sheet electrical, and - at least one electrical component (48) having a predetermined impedance value, which is connected in parallel with said loop between the terminals of the electrical plug.

FR1852047A 2018-03-09 2018-03-09 ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE Active FR3078742B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1852047A FR3078742B1 (en) 2018-03-09 2018-03-09 ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE
KR2020190000971U KR200492721Y1 (en) 2018-03-09 2019-03-08 Device for heating a fluid for a thermal internal combustion engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1852047 2018-03-09
FR1852047A FR3078742B1 (en) 2018-03-09 2018-03-09 ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE

Publications (2)

Publication Number Publication Date
FR3078742A1 FR3078742A1 (en) 2019-09-13
FR3078742B1 true FR3078742B1 (en) 2020-09-18

Family

ID=62143383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1852047A Active FR3078742B1 (en) 2018-03-09 2018-03-09 ELECTRICAL DETECTION OF THE CONNECTION OF A FLUID HEATING DEVICE FOR AN INTERNAL COMBUSTION THERMAL ENGINE

Country Status (1)

Country Link
FR (1) FR3078742B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE502004001807D1 (en) * 2004-06-25 2006-11-30 Dbk David & Baader Gmbh Heating elements for fluids
JP4835557B2 (en) * 2007-09-14 2011-12-14 トヨタ自動車株式会社 Blow-by gas reduction device for dry sump engine
DE102014102596A1 (en) * 2013-12-24 2015-06-25 Dbk David + Baader Gmbh Blow-by facility
CN111502799B (en) * 2017-09-07 2022-03-01 天津大创科技有限公司 Pipeline disconnection detection method
CN107676185A (en) * 2017-09-20 2018-02-09 范金妹 A kind of device disconnected using electrical signal detection crankcase bleed pipe

Also Published As

Publication number Publication date
FR3078742A1 (en) 2019-09-13

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