EP3903011A1 - Procede de pilotage d'un embrayage et unite de pilotage d'un embrayage apte a mettre en oeuvre un tel procede - Google Patents
Procede de pilotage d'un embrayage et unite de pilotage d'un embrayage apte a mettre en oeuvre un tel procedeInfo
- Publication number
- EP3903011A1 EP3903011A1 EP19829557.8A EP19829557A EP3903011A1 EP 3903011 A1 EP3903011 A1 EP 3903011A1 EP 19829557 A EP19829557 A EP 19829557A EP 3903011 A1 EP3903011 A1 EP 3903011A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- clutch
- control unit
- pedal
- previous
- transmission ratio
- 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.)
- Withdrawn
Links
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- 230000008859 change Effects 0.000 claims description 9
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- 238000001914 filtration Methods 0.000 claims description 5
- 230000000994 depressogenic effect Effects 0.000 claims description 4
- 230000009993 protective function Effects 0.000 claims description 2
- 230000003071 parasitic effect Effects 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 description 7
- 238000005119 centrifugation Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 101100382340 Arabidopsis thaliana CAM2 gene Proteins 0.000 description 1
- 101100494530 Brassica oleracea var. botrytis CAL-A gene Proteins 0.000 description 1
- 101100165913 Brassica oleracea var. italica CAL gene Proteins 0.000 description 1
- 101150118283 CAL1 gene Proteins 0.000 description 1
- 102100021849 Calretinin Human genes 0.000 description 1
- 101000898072 Homo sapiens Calretinin Proteins 0.000 description 1
- 206010020710 Hyperphagia Diseases 0.000 description 1
- 101100029577 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CDC43 gene Proteins 0.000 description 1
- 101100439683 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CHS3 gene Proteins 0.000 description 1
- 101150014174 calm gene Proteins 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
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- 230000035939 shock Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
- F16D48/08—Regulating clutch take-up on starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/10—System to be controlled
- F16D2500/104—Clutch
- F16D2500/10406—Clutch position
- F16D2500/10412—Transmission line of a vehicle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/10—System to be controlled
- F16D2500/104—Clutch
- F16D2500/10443—Clutch type
- F16D2500/1045—Friction clutch
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/10—System to be controlled
- F16D2500/108—Gear
- F16D2500/1081—Actuation type
- F16D2500/1082—Manual transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/10—System to be controlled
- F16D2500/108—Gear
- F16D2500/1081—Actuation type
- F16D2500/1083—Automated manual transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/306—Signal inputs from the engine
- F16D2500/3067—Speed of the engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/308—Signal inputs from the transmission
- F16D2500/30806—Engaged transmission ratio
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/31—Signal inputs from the vehicle
- F16D2500/3108—Vehicle speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/31—Signal inputs from the vehicle
- F16D2500/3108—Vehicle speed
- F16D2500/3109—Vehicle acceleration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/314—Signal inputs from the user
- F16D2500/31406—Signal inputs from the user input from pedals
- F16D2500/31413—Clutch pedal position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/502—Relating the clutch
- F16D2500/50293—Reduction of vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/512—Relating to the driver
- F16D2500/5122—Improve passengers comfort
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/70—Details about the implementation of the control system
- F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
- F16D2500/70402—Actuator parameters
- F16D2500/7041—Position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/70—Details about the implementation of the control system
- F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
- F16D2500/70422—Clutch parameters
- F16D2500/70426—Clutch slip
Definitions
- the invention relates to a method and a unit for controlling a clutch.
- the invention relates more particularly to clutches whose piloting can be
- an actuator connected to an actuation pedal associated with a position sensor so as to allow the driver to keep control of the clutch operations while benefiting from assistance functions for piloting the clutch.
- CBW clutch by wire
- USS2010298094A describes a CBW vehicle equipped with a manual mode and an automatic mode without a switch.
- the declutching setpoints for automatic and manual modes are compared and the system chooses the most disengaged setpoint of the two modes.
- the object of the present invention is to respond at least in large part to the previous problems of the prior art and to lead in addition to other advantages.
- the invention proposes a method for controlling a
- clutch of a transmission system said transmission system comprising the clutch, a clutch actuation pedal, said pedal being movable between a rest position and an extreme depressed position, and a control unit,
- control unit calculates the corrected clutch engagement rate from a signal delivered by a position sensor associated with the pedal and at least one signal corresponding to a variable chosen from: instantaneous speed speed, vehicle acceleration, engine speed and transmission ratio.
- the transmission ratio can take the values: reverse,
- the control unit comprises for example for each transmission ratio value limitation tables at least one spurious noise at the time of engagement and / or disengagement of the clutch, the spurious noise being for example, a clicking noise or a clicking noise.
- clicking noise in English: we mean low frequency noise, corresponding in particular to a simple shock in the gearbox. Such a clicking noise occurs in particular at low vehicle speed, for example when the driver disengages too quickly or lord the clutch engagement too fast with a transmission ratio equal to 1, 2 or reverse.
- Noise noise in English: we mean a high frequency noise occurring in particular during a sudden change of clutch engagement setpoint while the gearbox ratio is at less than 2, for example when the vehicle disengages at high speed. This type of noise corresponds in particular to a pinion noise in the gearbox).
- the invention may have one or other of the characteristics described below, combined together or taken independently of each other:
- the engagement rate corrected according to the method of the invention is less than a value depending on at least one parameter among: vehicle speed, vehicle acceleration, engine speed and transmission ratio .
- the method includes, when changing the transmission ratio, storing the previous transmission ratio.
- the steering unit notably limits the clutch engagement rate based on the current and previous transmission ratios.
- the process limits the corrected clutch engagement to a maximum of a calibrated value and the engine torque multiplied by said constant.
- the method further includes a driving assistance step.
- the method comprises a step of arbitration between the two pedal and three pedal modes.
- the arbitration step is for example carried out after a dynamic filtering step, during which the control unit calculates the corrected clutch engagement rate.
- the arbitration step is performed before the dynamic filtering step.
- the method according to the invention makes it possible to reduce the clicking noise during engagement, respectively disengagement of the clutch.
- the method according to the invention makes it possible to reduce rattling noises when disengaging the clutch.
- the method according to the invention makes it possible to reduce noise in the transmission.
- the method according to the invention limits the torque in the transmission components when the clutch is engaged.
- the invention thus provides protection against overspeeding of the engine.
- the method according to the invention limits the speed of the engine below a maximum speed threshold.
- the method also includes a driving assistance step.
- the invention relates to a control unit for a transmission system capable of implementing a method as described above.
- the invention relates to a torque transmission assembly comprising such a control unit and at least one clutch.
- the torque transmission assembly may also include a gearbox.
- FIG. 1 schematically illustrates a motor vehicle equipped with a control unit according to a first embodiment of the invention
- Figure 2 shows a block diagram of a method according to an embodiment of the invention
- Figures 3A to 3G illustrate the progress of a process according to different implementations of the invention.
- Figure 4 shows a block diagram for selecting adjustment parameters for the method according to the implementation of Figure 3A
- Figure 5 shows a block diagram for selecting adjustment parameters for the method according to the implementation of Figure 3C
- Figures 6A and 6B illustrate two functional variants of an example of the method according to the invention.
- Figure 7 shows a block diagram of a protection step of an embodiment of a method according to the invention.
- the motor vehicle shown in FIG. 1, comprises a combustion engine 100 whose output shaft or crankshaft 1 is connected to an input shaft 3 of a gearbox 2 via a clutch 4. From conventionally, the transmission of torque between the crankshaft and the input shaft 3 of the gearbox 2 is for example ensured when the clutch 4 is in a engaged position and is interrupted when the clutch 4 is in a position disengaged.
- crankshaft and the input shaft of the gearbox is ensured when the clutch is in the engaged position and is interrupted when the clutch 4 is in the disengaged position.
- the vehicle comprises a pedal 19 for actuating the clutch pivotally mounted on the chassis of the vehicle between a rest position and an extreme depressed position.
- the clutch actuation pedal 19 is associated with a position sensor 19s capable of delivering a signal S19 of the position of the pedal 19.
- a clutch actuator 14 is capable of acting on the position of the clutch stop in order to move the clutch 4 from a engaged position to a disengaged position, or vice versa.
- the clutch actuator 14 comprising an electronic drive unit, for example an electric motor with its power electronics and localized intelligence, is connected to a battery 15 of the vehicle via an electrical supply network 16 and to a control unit 17 via a multiplexing bus 18.
- control unit 17 is integrated into an engine control computer 700 which hosts the software resources for controlling the clutch and a module for supervising the assistance.
- the piloting unit 17 takes into account the position of the pedal 19 to control the clutch actuator 14.
- the clutch 4 is in the engaged position and transmits the engine torque between the crankshaft 1 and the input shaft 3 of the gearbox 2.
- the actuator 14 is controlled, according to the signal S19 for pedal position 19, so as to move the clutch stop to a disengaged position in which the transmission of torque between the engine 1 and the input shaft 3 of the gearbox 2 is interrupted.
- Gearbox 2 has an output shaft 5, parallel to the shaft
- the output shaft 5 carries means 8 for synchronization and interconnection making it possible to secure in rotation the idler gears 6 at the output shaft 5, so as to engage a transmission ratio Gt between the input shaft 3 and the output shaft 5 of the gearbox.
- the output shaft 5 cooperates with a differential input pinion 10 in order to transmit the torque to the wheels 9a, 9b.
- a gear lever 20 makes it possible to manually select and engage the synchronization means 8.
- the gear lever 20 is associated with a position sensor 20s making it possible to detect the selected gear Gt: from GR (reverse), Go (neutral), or taking a value from 1 to N as well as a gear change.
- the vehicle is equipped with numerous sensors, such as a 100s sensor for measuring engine speed, a 3s sensor for measuring the speed of rotation of the input shaft 3 of the gearbox 2 and / or a sensor 5s for measuring the speed of rotation of the output shaft 5 of the gearbox 2.
- sensors such as a 100s sensor for measuring engine speed, a 3s sensor for measuring the speed of rotation of the input shaft 3 of the gearbox 2 and / or a sensor 5s for measuring the speed of rotation of the output shaft 5 of the gearbox 2.
- the motor vehicle illustrated in FIG. 1 further comprises a steering wheel 22, a brake pedal 23 associated with a sensor 23s capable of delivering a signal representative of the position of the brake pedal, a module for controlling the braking of the type ABS 28, an accelerator pedal 25 associated with a position sensor 25s of the accelerator pedal, a parking brake 27, a parking brake management module 29 and an automatic parking assistance module 30.
- the braking control module 28, the parking brake management module 29 and the automatic parking assistance module 30 are in particular integrated as well as the control unit 17 in the engine control computer 700.
- the control unit 17 calculates in a step TP the torque to be transmitted by the clutch according to the will of the driver.
- the method according to the invention also includes, as illustrated, a dynamic filtering step F during which the control unit calculates a corrected rate of engagement of the clutch.
- a dynamic filtering step F during which the control unit calculates a corrected rate of engagement of the clutch.
- the illustrated method also includes a step
- Step A makes it possible to select the torque setpoint Ccor coming from the set TP, F and the setpoint Cam coming from the automatic mode strategies AM according to a signal SA coming from a supervisor of the engine control computer 700 which analyzes the vehicle's driving situations using information from the various sensors, for example: 3s, 5s, 20s, 23s, 25s, 100s on the vehicle and the driver's interaction with the driver's interface vehicle.
- the method illustrated also includes a step of assisting driving DA.
- step A follows step F and step DA follows step F described above.
- step F could in another embodiment be interposed between step A and step DA, step A then making it possible to arbitrate between the torque request originating from step AM and that originating from step TP, step F would then correct the arbitrated torque Carb instead of Cth.
- FIGS. 3A to 3F illustrate the variation of the engagement, respectively of the disengagement of the clutch for different implementations of the invention. [52] For each of these figures, time is on the abscissa and the couple on the ordinate y.
- the curve Cth in thick solid lines represents the theoretical variation of the torque transmitted to the clutch, directly linked to the position of the pedal while the curve C ⁇ rr in thick dotted lines represents the variation of the torque transmitted to the clutch corrected following the calculation made by the control unit 17 according to the method of the invention.
- the Cmot curve in thinner solid lines the variation of the motor torque setpoint.
- Example of implementation of the invention avoid clicking noises when disengaging the clutch at low speed.
- FIG. 3A illustrates such an example of implementation.
- the process acquires and stores the instantaneous torque setpoint from the ED motor when a
- each transmission ratio corresponds to each transmission ratio equal to 1, 2 or reverse, depending on the torque requested from the heat engine when the ED is disengaged.
- the control unit selects the table TG1, TG2 or TR corresponding and determines the maximum declutching slope d Max as a function of the ED value of the engine torque at the time of disengagement.
- Example of implementation of the invention avoid clicking noises during take-off by limiting the clutch engagement rate when crossing the licking point.
- Figure 3B illustrates such an exemplary implementation.
- the unit piloting 17 limits the engagement rate of the clutch.
- the maximum slope d max of the curve Ccorr depends on the transmission ratio, between 1, 2 and reverse.
- Example of implementation of the invention avoid rattling noises by limiting the disengagement rate of the clutch.
- Figure 3C illustrates such an example of implementation.
- the slope of the curve Ccorr is calibrated in accordance with a table TG'i corresponding to each transmission ratio equal to 2 up to N, as a function of the value of torque to the heat engine Eo at the start of the declutching action and of the instantaneous speed of the vehicle.
- the method choose between the two strategies the one that offers the minimum withdrawal rate.
- the corrected slope is equal to the minimum of the slope calculated relative to the clicking noise d Ck Max and of the slope calculated relative to the clicking noise d Ct Max.
- the control unit compares the speed of the vehicle VS with a threshold value VSo which depends on the transmission ratio. For a speed VS below the threshold, the corrected slope corresponds to the slope calculated relative to the clicking noises d Ck Max. Beyond the VSo threshold the corrected slope corresponds to the calculated slope
- Example of implementation of the invention limitation of the clutch engagement rate when the transmission ratio is neutral.
- Figure 3D illustrates such an example of implementation.
- the steering unit limits the clutch engagement rate with a calibrated fixed value.
- Example of implementation of the invention protection against over-torque during a release of the pedal causing the engagement of the clutch.
- FIG. 3E illustrates such an example of implementation.
- FIG. 3F corresponds to protection against over torques generated by an overly abrupt engagement of the clutch during an uplift.
- This example concerns a gear change.
- the maximum slope is a function of the acceleration of the vehicle VA, of the slip point SIS “slip speed” in English and of the transmission ratio Gt.
- the method includes an “eco” option and or a “sport” option. "
- the method may include storing the previous transmission ratio Gt-i.
- the steering unit limits the clutch engagement rate based on the current transmission ratios Gt and previous Gt-
- the method limits the corrected engagement of the clutch to a maximum of a calibrated value T0 and of the engine torque ET multiplied by a factor K, K being greater than 1.
- Example of implementation of the invention protection against over-revs when engaging the clutch.
- Figure 3G illustrates such an example of implementation.
- Figure 7 illustrates the different phases
- control unit 17 calculates the speed of the clutch
- the process compares it to an ESmax security threshold. The process can thus detect a change in speed that could cause the flywheel to spin.
- the control unit 17 provides in a first phase a torque setpoint according to the driver's request. During this first phase the difference D between the speed of the motor and the calibrated safety threshold is notably less than a first calibrated value CAL1.
- the steering unit calculates in particular the average engagement rate of the driver's clutch.
- control unit can engage the clutch with the average rate previously calculated (CUR21).
- the control unit tracks the disengagement rate of the clutch pedal until complete disengagement or change of the driver's opinion, that is to say new action with the clutch pedal. (CUR24).
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1874386A FR3091321B1 (fr) | 2018-12-30 | 2018-12-30 | Procédé de pilotage d’un embrayage et unité de pilotage d’un embrayage apte à mettre en oeuvre un tel procédé |
PCT/EP2019/086349 WO2020141089A1 (fr) | 2018-12-30 | 2019-12-19 | Procede de pilotage d'un embrayage et unite de pilotage d'un embrayage apte a mettre en œuvre un tel procede |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3903011A1 true EP3903011A1 (fr) | 2021-11-03 |
Family
ID=67742491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19829557.8A Withdrawn EP3903011A1 (fr) | 2018-12-30 | 2019-12-19 | Procede de pilotage d'un embrayage et unite de pilotage d'un embrayage apte a mettre en oeuvre un tel procede |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3903011A1 (fr) |
FR (1) | FR3091321B1 (fr) |
WO (1) | WO2020141089A1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004043541A1 (de) * | 2003-09-24 | 2005-06-23 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren und Vorrichtung zur Steuerung einer Ausrückvorrichtung |
JP2009222068A (ja) * | 2008-03-13 | 2009-10-01 | Aisin Seiki Co Ltd | クラッチバイワイヤシステム |
JP2010270804A (ja) * | 2009-05-20 | 2010-12-02 | Aisin Seiki Co Ltd | クラッチバイワイヤシステム |
FR3044626B1 (fr) * | 2015-12-07 | 2017-12-01 | Valeo Embrayages | Procede de suivi d'une cible |
-
2018
- 2018-12-30 FR FR1874386A patent/FR3091321B1/fr not_active Expired - Fee Related
-
2019
- 2019-12-19 WO PCT/EP2019/086349 patent/WO2020141089A1/fr active Application Filing
- 2019-12-19 EP EP19829557.8A patent/EP3903011A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2020141089A1 (fr) | 2020-07-09 |
FR3091321B1 (fr) | 2021-07-16 |
FR3091321A1 (fr) | 2020-07-03 |
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