WO2006040916A1 - Dispositif de commande de la pedale d'accelerateur pour un vehicule et dispositif de commande pour le vehicule - Google Patents

Dispositif de commande de la pedale d'accelerateur pour un vehicule et dispositif de commande pour le vehicule Download PDF

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Publication number
WO2006040916A1
WO2006040916A1 PCT/JP2005/017571 JP2005017571W WO2006040916A1 WO 2006040916 A1 WO2006040916 A1 WO 2006040916A1 JP 2005017571 W JP2005017571 W JP 2005017571W WO 2006040916 A1 WO2006040916 A1 WO 2006040916A1
Authority
WO
WIPO (PCT)
Prior art keywords
pedal
accelerator pedal
force
control device
vehicle
Prior art date
Application number
PCT/JP2005/017571
Other languages
English (en)
Japanese (ja)
Inventor
Tetsuro Shibata
Hiroyuki Ogawa
Original Assignee
Toyota Jidosha Kabushiki Kaisha
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 Toyota Jidosha Kabushiki Kaisha filed Critical Toyota Jidosha Kabushiki Kaisha
Publication of WO2006040916A1 publication Critical patent/WO2006040916A1/fr

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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
    • F02D41/0002—Controlling intake air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F02D2011/101—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles
    • F02D2011/102—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles at least one throttle being moved only by an electric actuator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0404—Throttle position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/60—Input parameters for engine control said parameters being related to the driver demands or status
    • F02D2200/602—Pedal position
    • 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

Definitions

  • the present invention relates to an accelerator pedal provided in a vehicle, and more particularly, to a control device that controls a pedaling force characteristic of an accelerator pedal connected to a throttle valve without using a mechanical structure.
  • accelerator pedals have used springs, dampers, etc., and their pedaling characteristics are constant.
  • an accelerator-by-wire system is known in which an accelerator pedal and a throttle valve actuator are connected by a wire without using a mechanical structure.
  • Japanese Laid-Open Patent Publication No. 2 0 3-2 9 3 7 9 8 discloses a pedal force characteristic control device that can control the pedal force of an accelerator pedal using an electric motor to maintain a good pedal operation feeling.
  • This pedaling force characteristic control device is a pedaling force characteristic control device that controls the pedaling force characteristic of an accelerator pedal that is connected to the throttle actuator without using a mechanical link structure.
  • the accelerator pedal characteristic model includes a spring component, a viscous component, and a friction component, and characteristic parameters of these components are set for each predetermined vehicle speed.
  • the target accelerator pedal depression force calculation unit controls the accelerator pedal electric motor so that the target accelerator pedal depression characteristic is preset from the accelerator pedal depression characteristic model with the accelerator pedal opening as an input.
  • the accelerator pedal electric motor control unit controls the accelerator pedal electric motor according to the control amount of the accelerator pedal electric motor.
  • the accelerator pedal pedaling force characteristic model is set for each predetermined vehicle speed (set so that the pedaling force increases as the vehicle speed or acceleration increases). For this reason, the pedal operation feeling can be kept good.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a vehicular pedal control device for a vehicle that controls a pedaling force of an axenore pedal that can prevent a driver from feeling uncomfortable. It is.
  • the vehicle pedal pedal control device includes a detection unit that detects information correlated with a driving force generated from a driving source of the vehicle, and a pedaling force control that controls a pedaling force of an accelerator pedal operated by a driver. Part.
  • the pedaling force control unit controls the pedaling force to change in response to a change in information detected by the detection unit.
  • This information is, for example, the opening of an intake air amount control valve that adjusts the intake air amount in the case of an engine, and a command signal to an inverter that drives the motor in the case of a motor.
  • This information has a correlation with the driving force. Based on this information, for example, when the driving force is large, control is performed so that the depression force of the accelerator pedal increases.
  • the information is a physical quantity
  • the correlation is such that the larger the physical quantity, the greater the driving force.
  • the pedal effort control unit controls the accelerator pedal effort to increase in response to an increase in physical quantity.
  • the accelerator pedal is changed so that the pedaling force is increased.
  • an accelerator pedal may be used to overtake the vehicle ahead.
  • the driving force increases and the vehicle can be accelerated quickly.
  • the pedal force of the axle pedal can be controlled so that the driving force required by the driver can be output in accordance with the driver's intention.
  • An accelerator pedal control device for a vehicle is operated by a driver and a valve opening degree detection unit that detects an opening degree of an intake air amount control valve that controls an intake air amount to an internal combustion engine.
  • a pedal force control unit that controls the pedal force of the accelerator pedal. The pedaling force control unit changes the pedaling force in response to changes in the valve opening detected by the valve opening detection unit. Control to do.
  • the opening degree of the intake air amount control valve that adjusts the intake air amount in a vehicle equipped with an internal combustion engine (gasoline engine, diesel engine) is detected.
  • the valve opening degree is large (ie, the driving force is large).
  • the pedal force of the accelerator pedal can be controlled so that the driving force requested by the driver can be output in accordance with the driver's intention.
  • the pedaling force control unit performs control so as to increase the acceleration pedal depression force in response to an increase in the valve opening.
  • the depression force of the accelerator pedal is increased.
  • high driving force for example, a flat highway or a gentle downhill highway
  • the pedal effort of the accelerator pedal can be controlled so that the driving force required by the driver can be output in accordance with the driver's intention.
  • the pedaling force control unit performs control so that only the pedaling force corresponding to the pedal operation amount is generated.
  • the internal combustion engine when the opening degree of the intake air amount control valve for adjusting the intake air amount is zero, the internal combustion engine is in an idle state and outputs only the lowest driving force. In such a case, only the pedaling force corresponding to the pedal operation amount is generated, so that the driver can respond to the accelerator pedal operation with good response.
  • the accelerator pedal control device for a vehicle further includes a pedal operation amount detection unit that detects an operation amount of the accelerator pedal.
  • the pedal force control unit responds to the change in the pedal operation amount detected by the pedal operation amount detection unit. Control the pedal effort to change.
  • the pedal force of the accelerator pedal is changed based on the amount of operation of the accelerator pedal by the driver. Since the pedal force of the accelerator pedal is controlled based on the amount of operation of the accelerator pedal, which is the actual operation of the driver, the behavior of the vehicle can be made more consistent with the driver's accelerator pedal operation feeling.
  • the pedal force control unit performs control so that the pedal pedal is increased in accordance with an increase in the pedal operation amount.
  • the amount of operation of the accelerator pedal when the amount of operation of the accelerator pedal is small (when the accelerator pedal is not depressed too much), it is considered that when the driver operates the accelerator pedal, a quick increase in driving force is required.
  • the driving force can be increased quickly by reducing the pedal effort.
  • the amount of operation of the accelerator pedal is large (when the accelerator pedal is already depressed)
  • the driver operates the accelerator pedal when the driver operates the accelerator pedal, it is difficult to consider that the driver requires a quick increase in driving force. Therefore, it is possible to increase the driving force gradually by increasing the pedal effort. This means that when the accelerator pedal has already been operated in a large amount, the pedal force of the accelerator pedal must be increased, and if the accelerator pedal is operated greatly by the driver, the driving force can be quickly increased according to the driver's request. Will increase. Brief Description of Drawings
  • FIG. 1 is a control block diagram of an accelerator pedal control device for a vehicle according to an embodiment of the present invention.
  • Fig. 2 is a flowchart showing the control structure of the program executed by ECU in Fig. 1.
  • Fig. 3 shows the timing chart of the pedal operation amount, actual throttle opening, and accelerator pedal target load.
  • a control system for a vehicle equipped with a control device will be described.
  • This vehicle is equipped with an internal combustion engine (gasoline engine, diesel engine) as a drive source, a hybrid vehicle with an internal combustion engine (gasoline engine, diesel engine) and a motor as a drive source, and a motor as a drive source.
  • These include electric vehicles and fuel cell vehicles.
  • a vehicle equipped with an engine will be explained.
  • the pedal effort of the accelerator pedal may be controlled based on the command signal to the inverter connected to the motor rather than the opening of the throttle valve. As shown in the control block diagram of FIG.
  • the vehicle control system includes an ECU (Electronic Control Unit) 40 0 0 that realizes the control device according to the present embodiment, and an intake air amount of an engine mounted on the vehicle.
  • ECU Electronic Control Unit
  • a throttle valve opening sensor 1 0 0 that detects the opening of the throttle valve to be adjusted
  • an accelerator pedal operation amount sensor 2 0 0 that detects the amount of operation of the accelerator pedal operated by the driver
  • an accelerator with variable operating load And an operation load variable accelerator pedal control device 3 0 0 for controlling the pedal.
  • the throttle valve position sensor 1 0 0 is also called the throttle valve position sensor.
  • the magnetic field strength can be measured by using the Hall effect that produces an output voltage linearly with respect to the throttle body position.
  • This is a non-contact sensor that uses a Hall element that can be extracted as an electrical signal.
  • the accelerator pedal operation amount sensor 200 is also called an accelerator position sensor and detects the amount of depression of the accelerator pedal.
  • the accelerator pedal operation amount sensor 200 is a linear type sensor that can obtain an output voltage linearly with respect to the amount of depression of the accelerator pedal, and the detected change in voltage is transmitted to the ECU 400. Output as a dull operation amount signal.
  • the operation load variable accelerator pedal control device 300 is, for example, a control device for changing the pedaling force (operation load) of the accelerator pedal using an accelerator pedal electric motor as disclosed in Japanese Patent Application Laid-Open No. 2003-29 3798. It is.
  • the operation load variable accelerator pedal control device 300 controls the electric motor for the accelerator pedal so as to be the target load based on the signal indicating the target load of the operation load of the accelerator pedal input from the ECU 400.
  • the ECU 400 calculates the target load of the accelerator pedal operation load based on the throttle valve opening signal input from the throttle valve opening sensor 100 and the accelerator pedal operation amount signal input from the accelerator pedal operation amount sensor 200. Then, the target load is output to the operation load variable accelerator pedal control device 300.
  • the ECU 400 also includes an accelerator pedal operation amount signal input from the accelerator pedal operation amount sensor 200, a required driving force requested from another ECU (for example, an ECU that controls the attitude of the vehicle at the time of slipping), other vehicles
  • the target driving force is calculated based on the operating state of and the throttle valve opening is controlled.
  • ECU 400 outputs an opening degree command signal to a throttle valve driving motor (for example, a DC motor) that drives the throttle valve.
  • a throttle valve driving motor for example, a DC motor
  • step (hereinafter, step is abbreviated as S) 100 ECU 400 detects the amount of operation of the accelerator pedal. At this time, the ECU 400 detects the accelerator pedal operation amount based on the accelerator pedal operation amount signal input from the accelerator pedal operation amount sensor 200.
  • ECU 400 detects the actual throttle opening of the slot / revalve. At this time, ECU 400 detects the actual throttle opening based on the throttle valve opening signal input from throttle valve opening sensor 100.
  • ECU 400 determines whether or not the amount of manipulated variable is 0 or more. If the accelerator pedal operation amount is 0 or more (YES at S300), The reason is moved to S400. If not (1 ⁇ 0 at 3300), the process ends.
  • ECU 400 determines whether or not the actual throttle opening is zero. If the actual throttle opening is (YES at S 400), the process proceeds to S 500. If not (NO at S 400), the process proceeds to S 600.
  • the target load may be calculated using a function of only the actual throttle opening without considering the accelerator pedal operation amount.
  • the target load F (actual pedal operation amount) (3500).
  • the state at this time is the state from time t (1) to t (2) shown in FIG.
  • the target load corresponding to the amount of operation of the accelerator pedal is set. Since the target load is set, only the amount corresponding to the amount of depression of the accelerator pedal by the driver (the amount of operation) depends on the actual throttle opening. No) is set to the target load.
  • the acceleration pedal electric motor is controlled to achieve the set target load. At this time, the load becomes lighter than when the actual throttle opening is not zero. For this reason, the driver hardly feels the weight of the accelerator pedal, and the driver steps on the accelerator pedal.
  • the accelerator pedal operation amount sensor 200 that has been depressed is detected by the accelerator pedal operation amount sensor 200, and the driving force corresponding to the operation amount is output from the engine. Rapid due to high driving force The vehicle can be accelerated to overtake the vehicle traveling ahead. As a result, it is possible to generate high driving force with good response to the driver's accelerator pedal operation.
  • target load F (accelerator pedal operation amount) + G (actual throttle opening) (S 6 0 0).
  • the state at this time is a state after time t (2) shown in FIG.
  • the target load corresponding to the actual throttle opening is set.
  • the accelerator pedal electric motor is controlled so that the set target load is reached.
  • the load becomes heavier than when the actual throttle opening is zero. For this reason, the driver feels the weight of the accelerator pedal and steps on the accelerator pedal.
  • the amount of operation of the depressed pedal is detected by the accelerator pedal operation amount sensor 200, and the driving force corresponding to the amount of operation is output from the engine. Since the driving force has already been generated, the driving force can be increased in response to the driver's request to depress the accelerator pedal strongly.
  • function F increases the target load as the accelerator pedal operation amount increases
  • function G increases the actual throttle opening and increases the target load. It is a function. However, the present invention is not limited to such a function.
  • the target load of the accelerator pedal is increased when the actual throttle opening of the throttle valve is large, and the acceleration pedal is operated when the actual throttle opening of the throttle valve is small.
  • Change the pedal force (load) of the accelerator pedal so that the target load of the accelerator pedal is increased when the target load is small and the accelerator pedal is large, and the target load of the accelerator pedal is small when the accelerator pedal is small. I let you.
  • the driving force will not increase unless the accelerator pedal is depressed strongly.
  • the driving force is reduced. It can be increased.
  • the driving force required by the driver can be output in accordance with the driver's intention, and the driver can avoid feeling uncomfortable.
  • a target driving force setting unit for setting a driving force to be generated by the vehicle based on the accelerator pedal opening detected by the pedal opening detection unit;
  • valve control unit that controls the intake air amount control valve according to the target driving force set by the target driving force setting unit.
  • detection means for detecting information correlated with the driving force generated from the driving source of the vehicle
  • Pedal force control means for controlling the pedal force of the accelerator pedal operated by the driver
  • the accelerator pedal control device for a vehicle wherein the pedal effort control means includes means for controlling the pedal effort to change in response to a change in information detected by the detection means.
  • the information is a physical quantity, and the correlation is such that the larger the physical quantity is, the larger the driving force is.
  • pedal effort control means includes means for controlling the accelerator pedal effort to increase in response to an increase in the physical quantity.
  • Valve opening degree detecting means for detecting the opening degree of the intake air amount control valve for controlling the intake air amount to the internal combustion engine
  • Pedal force control means for controlling the pedal force of the accelerator pedal operated by the driver
  • the vehicle pedal pedal control device wherein the pedal force control means includes means for controlling the pedal force to change in response to a change in the valve opening detected by the valve opening detector.
  • pedal effort control means includes means for controlling the accelerator pedal effort to increase in response to an increase in the valve opening.
  • the pedal force control means includes means for controlling so as to generate only a pedal force corresponding to the pedal operation amount when the valve opening degree is zero.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)

Abstract

Selon la présente invention, un bloc de commande électronique exécute un programme comprenant l'étape (S100) consistant à détecter la variable activée pour une pédale d'accélérateur, l'étape (S200) consistant à détecter l'ouverture effective du papillon des gaz, l'étape (S400) consistant à décider si la variable activée de la pédale d'accélérateur est 0 ou plus (OUI en S300), si oui ou non l'ouverture effective du papillon des gaz est 0, l'étape (S500) consistant à calculer, si l'ouverture effective du papillon des gaz est 0 (OUI en S400), la charge cible de la pédale d'accélérateur exclusivement en fonction de l'ouverture de l'accélérateur et l'étape (S600) consistant à calculer, si l'ouverture effective du papillon des gaz n'est pas 0 (NON en S400), la charge cible de la pédale d'accélérateur en fonction de l'ouverture de la pédale d'accélérateur et de l'ouverture effective du papillon des gaz.
PCT/JP2005/017571 2004-10-15 2005-09-16 Dispositif de commande de la pedale d'accelerateur pour un vehicule et dispositif de commande pour le vehicule WO2006040916A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004301961A JP2006111174A (ja) 2004-10-15 2004-10-15 車両のアクセルペダル制御装置および車両の制御装置
JP2004-301961 2004-10-15

Publications (1)

Publication Number Publication Date
WO2006040916A1 true WO2006040916A1 (fr) 2006-04-20

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PCT/JP2005/017571 WO2006040916A1 (fr) 2004-10-15 2005-09-16 Dispositif de commande de la pedale d'accelerateur pour un vehicule et dispositif de commande pour le vehicule

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JP (1) JP2006111174A (fr)
WO (1) WO2006040916A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110392479A (zh) * 2019-07-31 2019-10-29 中广核达胜加速器技术有限公司 一种加速器的能量自动锻炼方法及系统
CN112389196A (zh) * 2019-08-19 2021-02-23 北京新能源汽车股份有限公司 一种踏板信号的修正方法、装置及汽车
CN112857818A (zh) * 2019-11-12 2021-05-28 广州汽车集团股份有限公司 一种油门踏板控制装置及方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016113971A (ja) * 2014-12-16 2016-06-23 トヨタ自動車株式会社 車両用駆動力制御装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2830651B2 (ja) * 1992-09-30 1998-12-02 日産自動車株式会社 自動変速機のエンジンブレーキ制御装置
JP2003293798A (ja) * 2002-03-29 2003-10-15 Mazda Motor Corp 踏力特性制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2830651B2 (ja) * 1992-09-30 1998-12-02 日産自動車株式会社 自動変速機のエンジンブレーキ制御装置
JP2003293798A (ja) * 2002-03-29 2003-10-15 Mazda Motor Corp 踏力特性制御装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110392479A (zh) * 2019-07-31 2019-10-29 中广核达胜加速器技术有限公司 一种加速器的能量自动锻炼方法及系统
CN110392479B (zh) * 2019-07-31 2022-02-15 中广核达胜加速器技术有限公司 一种加速器的能量自动锻炼方法及系统
CN112389196A (zh) * 2019-08-19 2021-02-23 北京新能源汽车股份有限公司 一种踏板信号的修正方法、装置及汽车
CN112857818A (zh) * 2019-11-12 2021-05-28 广州汽车集团股份有限公司 一种油门踏板控制装置及方法
CN112857818B (zh) * 2019-11-12 2023-05-30 广州汽车集团股份有限公司 一种油门踏板控制装置及方法

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