FR3090788B1 - Système de gestion de cylindrée pour tête d’ébranchage - Google Patents

Système de gestion de cylindrée pour tête d’ébranchage Download PDF

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Publication number
FR3090788B1
FR3090788B1 FR1873650A FR1873650A FR3090788B1 FR 3090788 B1 FR3090788 B1 FR 3090788B1 FR 1873650 A FR1873650 A FR 1873650A FR 1873650 A FR1873650 A FR 1873650A FR 3090788 B1 FR3090788 B1 FR 3090788B1
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France
Prior art keywords
motor
management system
displacement
line
delimbing head
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
FR1873650A
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English (en)
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FR3090788A1 (fr
Inventor
Jean-Baptiste Andreas
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
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Publication date
Application filed by Poclain Hydraulics Industrie filed Critical Poclain Hydraulics Industrie
Priority to FR1873650A priority Critical patent/FR3090788B1/fr
Publication of FR3090788A1 publication Critical patent/FR3090788A1/fr
Application granted granted Critical
Publication of FR3090788B1 publication Critical patent/FR3090788B1/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
    • F16H61/4183Preventing or reducing vibrations or noise, e.g. avoiding cavitations
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G23/00Forestry
    • A01G23/02Transplanting, uprooting, felling or delimbing trees
    • A01G23/08Felling trees
    • A01G23/083Feller-delimbers
    • 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
    • F16H61/44Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/444Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation by changing the number of pump or motor units in operation
    • 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
    • F16H61/44Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/448Control circuits for tandem pumps or motors
    • 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
    • F16H61/44Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/456Control of the balance of torque or speed between pumps or motors
    • 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
    • F16H61/4043Control of a bypass valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

La présente invention concerne un système pour entrainement d’un élément mobile comprenant un premier et un deuxième dispositifs d’entrainement (A, B) comprenant chacun :- un moteur principal (M11, M12), - un moteur secondaire (M21, M22) multi-cylindrée, comprenant deux demi-moteurs (V1, V2) correspondant à deux niveaux de cylindrées (V1, V1+V2), dans lequel le premier demi-moteur (V1) est couplé en série avec le moteur principal (M11, M12) via une ligne de série (L10A, L10B),- une valve de mise à vide (20A, 20B), configurée pour activer ou désactiver le deuxième demi-moteur (V2), caractérisé en ce que - la valve de mise à vide (20A, 20B) du premier dispositif d’entrainement (A) est pilotée à l’aide d’une première ligne de pilotage (25A) reliée à la ligne série (L10B) du deuxième dispositif (B),- la valve de mise à vide (20A, 20B) du deuxième dispositif (B) d’entrainement est pilotée à l’aide d’une deuxième ligne de pilotage (25B) reliée à la ligne série (L10A) du premier dispositif (A). Figure pour l’abrégé : Fig. 4
FR1873650A 2018-12-20 2018-12-20 Système de gestion de cylindrée pour tête d’ébranchage Active FR3090788B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1873650A FR3090788B1 (fr) 2018-12-20 2018-12-20 Système de gestion de cylindrée pour tête d’ébranchage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1873650A FR3090788B1 (fr) 2018-12-20 2018-12-20 Système de gestion de cylindrée pour tête d’ébranchage

Publications (2)

Publication Number Publication Date
FR3090788A1 FR3090788A1 (fr) 2020-06-26
FR3090788B1 true FR3090788B1 (fr) 2021-01-01

Family

ID=66690551

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1873650A Active FR3090788B1 (fr) 2018-12-20 2018-12-20 Système de gestion de cylindrée pour tête d’ébranchage

Country Status (1)

Country Link
FR (1) FR3090788B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4310369A1 (fr) * 2022-07-20 2024-01-24 CNH Industrial France S.A.S. Véhicule utilitaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6609368B2 (en) * 2001-06-04 2003-08-26 Caterpillar S.A.R.L. Automatic downshift and override control for a transmission
FI119274B (fi) 2005-12-02 2008-09-30 John Deere Forestry Oy Ohjauskytkentä karsinta- ja katkaisulaitteiston syöttöelimien syöttönopeuden muuttamiseksi
FI119901B (fi) 2007-01-26 2009-05-15 Sampo Hydraulics Oy Metsänkorjuukoneen karsinta- ja katkaisupään syöttöelinten hydraulimoottorien käyttöjärjestelmä
FR3004677B1 (fr) * 2013-04-17 2018-01-05 Fluid-System Dispositif de transmission hydrostatique d'un engin mobile circulant dans une pente avec devers.
FR3045515B1 (fr) * 2015-12-21 2019-06-21 Poclain Hydraulics Industrie Systeme de transmission hydrostatique anti-patinage et vehicule comprenant un tel systeme
DE102016102914B3 (de) * 2016-02-19 2017-05-11 Max Holder Gmbh Hydraulische Antriebsanordnung für ein Fahrzeug und Verfahren zum Wechseln zwischen zwei hydraulischen Betriebsmodi einer hydraulischen Antriebsanordnung

Also Published As

Publication number Publication date
FR3090788A1 (fr) 2020-06-26

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