FR3075911B1 - Systeme et procede de detection de fuite dans un circuit hydraulique - Google Patents

Systeme et procede de detection de fuite dans un circuit hydraulique Download PDF

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Publication number
FR3075911B1
FR3075911B1 FR1762980A FR1762980A FR3075911B1 FR 3075911 B1 FR3075911 B1 FR 3075911B1 FR 1762980 A FR1762980 A FR 1762980A FR 1762980 A FR1762980 A FR 1762980A FR 3075911 B1 FR3075911 B1 FR 3075911B1
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FR
France
Prior art keywords
line
hydraulic device
hydraulic circuit
electric motor
leaks
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
FR1762980A
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English (en)
Other versions
FR3075911A1 (fr
Inventor
Bastien Clapit
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.)
Poclain Hydraulics Industrie
Original Assignee
Poclain Hydraulics Industrie
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 Poclain Hydraulics Industrie filed Critical Poclain Hydraulics Industrie
Priority to FR1762980A priority Critical patent/FR3075911B1/fr
Publication of FR3075911A1 publication Critical patent/FR3075911A1/fr
Application granted granted Critical
Publication of FR3075911B1 publication Critical patent/FR3075911B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/4078Fluid exchange between hydrostatic circuits and external sources or consumers
    • F16H61/4139Replenishing or scavenging pumps, e.g. auxiliary charge pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0447Control of lubricant levels, e.g. lubricant level control dependent on temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/4192Detecting malfunction or potential malfunction, e.g. fail safe
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00Arrangement or mounting of transmissions in vehicles
    • B60K17/04Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/10Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00Arrangement or mounting of transmissions in vehicles
    • B60K17/34Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
    • B60K17/356Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0015Disposition of motor in, or adjacent to, traction wheel the motor being hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

L'invention concerne un circuit hydraulique (10) comprenant : - un premier appareil hydraulique (20) et un deuxième appareil hydraulique (30), un refoulement (21) du premier appareil hydraulique (20) étant relié à une admission (32) du deuxième appareil hydraulique (30) par une première ligne (40a), et une admission (22) du premier appareil hydraulique (20) étant reliée à un refoulement (31) du deuxième appareil hydraulique (30) par une deuxième ligne (40b) ; - une pompe de gavage (50) disposée entre un réservoir (60) d'huile et une ligne de gavage (51), la ligne de gavage (51) étant en communication avec une parmi la première ligne (40a) et la deuxième ligne (40b) ; caractérisé en ce que la pompe de gavage (50) est entrainée par un moteur électrique (E), et en ce que le circuit hydraulique (10) comprend en outre une unité de commande (70) configurée pour mesurer le courant d'alimentation du moteur électrique (E) et pour générer une alerte lorsque le courant d'alimentation dudit moteur électrique (E) est inférieur à une première valeur seuil.
FR1762980A 2017-12-22 2017-12-22 Systeme et procede de detection de fuite dans un circuit hydraulique Active FR3075911B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1762980A FR3075911B1 (fr) 2017-12-22 2017-12-22 Systeme et procede de detection de fuite dans un circuit hydraulique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1762980 2017-12-22
FR1762980A FR3075911B1 (fr) 2017-12-22 2017-12-22 Systeme et procede de detection de fuite dans un circuit hydraulique

Publications (2)

Publication Number Publication Date
FR3075911A1 FR3075911A1 (fr) 2019-06-28
FR3075911B1 true FR3075911B1 (fr) 2021-12-10

Family

ID=61187558

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1762980A Active FR3075911B1 (fr) 2017-12-22 2017-12-22 Systeme et procede de detection de fuite dans un circuit hydraulique

Country Status (1)

Country Link
FR (1) FR3075911B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787143B1 (fr) * 1998-12-14 2001-02-16 Magneti Marelli France Detection de l'encrassement d'un filtre a carburant d'un circuit d'alimentation d'un moteur a combustion interne
US7395803B2 (en) * 2006-11-03 2008-07-08 Ford Global Technologies, Llc Electric oil pump system and controls for hybrid electric vehicles
KR101930700B1 (ko) * 2011-06-22 2019-03-11 알리손 트랜스미션, 인크. 저 레벨 오일 검출 시스템 및 방법
FR3033529B1 (fr) * 2015-03-13 2018-05-18 Poclain Hydraulics Industrie Dispositif d'assistance hydraulique sur vehicule et procede de mise a vide d'un tel dispositif

Also Published As

Publication number Publication date
FR3075911A1 (fr) 2019-06-28

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