CN105697760B - 车辆的变速控制方法及变速控制装置 - Google Patents

车辆的变速控制方法及变速控制装置 Download PDF

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CN105697760B
CN105697760B CN201510888067.8A CN201510888067A CN105697760B CN 105697760 B CN105697760 B CN 105697760B CN 201510888067 A CN201510888067 A CN 201510888067A CN 105697760 B CN105697760 B CN 105697760B
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shifting time
oil pressure
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CN105697760A (zh
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朴珍永
金俊亨
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Hyundai Kefico Corp
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    • 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
    • F16H61/02Control 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 characterised by the signals used
    • F16H61/0202Control 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 characterised by the signals used the signals being electric
    • F16H61/0204Control 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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18Propelling the vehicle
    • B60W30/18009Propelling the vehicle related to particular drive situations
    • B60W30/18018Start-stop drive, e.g. in a traffic jam
    • 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
    • F16H61/0021Generation or control of line pressure
    • F16H61/0025Supply of control fluid; Pumps therefore
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W2050/0062Adapting control system settings
    • B60W2050/0075Automatic parameter input, automatic initialising or calibrating means
    • B60W2050/0083Setting, resetting, calibration
    • B60W2050/0088Adaptive recalibration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
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    • B60W2510/00Input parameters relating to a particular sub-units
    • B60W2510/06Combustion engines, Gas turbines
    • B60W2510/0638Engine speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00Input parameters relating to a particular sub-units
    • B60W2510/10Change speed gearings
    • B60W2510/107Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00Input parameters relating to a particular sub-units
    • B60W2510/10Change speed gearings
    • B60W2510/1075Change speed gearings fluid pressure, e.g. oil pressure
    • B60W2510/108Change speed gearings fluid pressure, e.g. oil pressure pressure of control fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00Input parameters relating to overall vehicle dynamics
    • B60W2520/10Longitudinal speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00Output or target parameters relating to a particular sub-units
    • B60W2710/10Change speed gearings
    • B60W2710/1077Change speed gearings fluid pressure, e.g. oil pressure
    • B60W2710/1083Change speed gearings fluid pressure, e.g. oil pressure pressure of control fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60YINDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00Type of vehicle
    • B60Y2200/90Vehicles comprising electric prime movers
    • B60Y2200/92Hybrid vehicles
    • 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
    • F16H2061/0075Control 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 characterised by a particular control method
    • F16H2061/0087Adaptive control, e.g. the control parameters adapted by learning
    • 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
    • F16H61/02Control 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 characterised by the signals used
    • F16H61/0202Control 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 characterised by the signals used the signals being electric
    • F16H61/0204Control 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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0213Control 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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
    • F16H2061/0234Adapting the ratios to special vehicle conditions
    • 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
    • F16H61/04Smoothing ratio shift
    • F16H2061/0488Smoothing ratio shift during range shift from neutral (N) to drive (D)
    • 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
    • F16H2312/00Driving activities
    • F16H2312/14Going to, or coming from standby operation, e.g. for engine start-stop operation at traffic lights

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  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
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Abstract

本发明涉及车辆的变速控制方法及变速控制装置。根据本发明的一个实施例的具有油泵的车辆的变速控制方法,其包括:判断上述车辆是否满足ISG学习条件的步骤;如果上述车辆满足ISG学习条件,那么测定上述车辆从怠速状态变为重新启动状态时的变速器的变速时间的步骤;比较测定的上述变速时间与预设的基准变速时间的步骤;以及根据上述比较结果调节上述油泵供给给上述变速器的螺线管的油的油压的步骤。根据如上所述的本发明,其具有能够使得使用机械式油泵代替电动式油泵的ISG车辆在重新启动时减少所需要的变速时间偏差的效果。

Description

车辆的变速控制方法及变速控制装置
技术领域
本发明涉及一种车辆的变速控制方法及变速控制装置。
背景技术
由于世界性的高油价和越来越严格的环境法规,汽车公司正开发集成了环保、高燃油效率,防空转技术的发动机启停技术(Idle Stop and Go,ISG)的车辆,虽然目前仅适用于小型车辆,但其使用范围逐渐扩大,且正在朝着成为能够搭载至所有车辆的基本功能的方向推进。
ISG车辆在运行ISG模式时(发动机启动关闭时),发动机进入怠速状态,并满足设定的一定条件时,则自动停止发动机;如果检测到根据制动踏板的释放或加速踏板的按压或者变速挡位的变化的、驾驶员想要出发的意图,那么自动地重新启动发动机。这时,ISG车辆为了重新启动发动机,利用电动式油泵(Electrical Oil Pump)将一定的油压供给给变速器的螺线管。
另一方面,部分ISG车辆为了减少成本、减少重量、及改善燃油效率,使用机械式油泵(Mechanical Oil Pump)来代替电动式油泵。然而,使用机械式油泵的ISG车辆在ISG模式下发动机启动关闭时,由于螺线管完全处于缺失油压的状态,因而当发动机启动关闭后重新启动时机械式油泵给螺线管供给油压所需要的时间长,因此存在重新启动时会发生变速时间的偏差的问题。
发明内容
本发明要解决的技术问题
本发明的目的在于,提供一种使得使用机械式油泵代替电动式油泵的ISG车辆在重新启动时能够减少变速时间的偏差的变速控制方法及变速控制装置。
本发明的目的不限制在以上提及的目的,可通过以下的说明理解未提及的本发明的其他目的和优点,并且可通过本发明的实施例而更加清楚地理解。另外,很容易理解可通过专利的权利要求范围中体现的手段及其组合来实现本发明的目的及优点。
技术方案
为了达到这种目的,本发明的特征在于,具有油泵的车辆的变速控制方法包括:判断上述车辆是否满足ISG学习条件的步骤;如果上述车辆满足ISG学习条件,那么测定上述车辆从怠速状态变为重新启动状态时的变速器的变速时间的步骤;比较测定的上述变速时间与预设的基准变速时间的步骤;以及根据上述比较结果调节上述油泵供给给上述变速器的螺线管的油的油压的步骤。
另外,本发明的具有油泵的车辆的变速控制装置,其特征在于,包括:判断部,其判断上述车辆是否满足ISG学习条件;测定部,如果上述车辆满足ISG学习条件,那么上述测定部测定上述车辆从怠速状态变为重新启动状态时的变速器的变速时间;控制部,其比较测定的上述变速时间与预设的基准变速时间,并根据上述比较结果调节上述油泵供给给上述变速器的螺线管的油的油压。
有益效果
根据如上所述的本发明具有如下效果:能够使得使用机械式油泵代替电动式油泵的ISG车辆在重新启动时减少变速时间的偏差。
附图说明
图1为根据本发明的实施例的变速控制装置的结构图。
图2为根据本发明的实施例的变速控制方法的流程图。
具体实施方式
将参考所附的附图,对上述的目的、特征及优点进行详细说明,因此本发明所属的技术领域的技术人员能够轻易实施本发明的技术思想。在说明本发明时,如果认为对与本发明相关的、已知技术的具体说明可能会模糊本发明的要点,那么将省略对其的详细说明。在下文中,将参考所附的附图详细说明本发明的优选实施例。各附图中相同的附图标记表示相同或相似的结构要素。
图1为根据本发明的实施例的变速控制装置的结构图。
参考图1,根据本发明的实施例的变速控制装置30包括检测部21、判断部23、测定部25、控制部27,通过多个传感器11、13、15检测ISG车辆是否为怠速状态,如果检测的ISG车辆为怠速状态,则测定变速时的变速时间,并基于测定的变速时间将用于调节从油泵40供给给螺线管51的油的油压的控制信号传送给油泵40。根据实施例,变速控制装置30还包括存储部,其可以储存所调节的油量。
其中,多个传感器11、13、15包括油温传感器11、发动机转数传感器13、车速传感器15。更具体地,油温传感器11可测定车辆发动机的油温,发动机转数传感器13可检测车辆的发动机速度,车速传感器15检测车辆的车速。
并且,油泵40可以是应答变速控制装置30的控制信号而将油供给给变速器50的螺线管51的装置。其中,油泵40可以是机械式油泵(Mechanical oil pump)。
在下文中,将具体说明调节油泵40的油量的变速控制装置30的结构。
检测部21可分别通过油温传感器11检测车辆的油温、通过发动机转数传感器13检测车辆的发动机速度、通过车速传感器15检测车速。
这时,判断部23可基于通过检测部23检测到的油温、发动机速度、车速来判断车辆是否满足ISG学习(learning)条件。其中,变速控制装置30的ISG学习包括通过多个传感器11、13、15检测ISG车辆是否为怠速状态,如果检测的ISG车辆为怠速状态,那么测定变速时的变速时间,并基于测定的变速时间调节油泵40供给给螺线管51的油压,并将所调节的油量储存在存储部的一系列的动作。
判断部23可判断检测部21检测的油温、发动机速度、车速是否满足ISG学习条件(ISG学习条件是表示是否处于预设的基准条件内的条件)。即,如果检测部21检测的油温、发动机速度、车速在预设的基准条件内,则判断部23可判断ISG车辆处于怠速状态;如果检测部21检测的油温、发动机速度、车速不在预设的基准条件内,那么判断部23可判断ISG车辆并不处于怠速状态。
之后,如果判断部23判断出车辆满足ISG学习条件,那么测定部25可测定ISG车辆从怠速状态变为重新启动状态时的变速器50的变速时间。其中,变速时间为使用者加速车辆时,从变速器50开始换档(Gear Shifting)至完成换档时的时间。
之后,控制部27比较测定部25测定的变速时间和预设的基准变速时间,根据比较结果可传送用于调节油泵40供给给变速器50的螺线管51的油的油压的控制信号。
更具体地,如果测定部25测定的变速时间大于基准变速时间,控制部27可增加油泵40供给给变速器50的螺线管51的油的油压。例如,如果测定部25测定的变速时间为4S,基准变速时间为1S,那么控制部27将用于使油压增加4倍的控制信号传送给油泵40,其中上述油压是油泵40供给给变速器50的螺线管51的油的油压。
另外,如果测定的变速时间小于等于基准变速时间,那么控制部27可减少油泵40供给给变速器50的螺线管51的油的油压。例如,如果变速时间为0.5S,基准变速时间为1S,那么控制部27可将用于使油压减少2倍的控制信号传送给油泵40,其中上述油压是油泵40供给给变速器50的螺线管51的油的油压。
并且,控制部27可将根据变速时间而增加的、从油泵40至变速器50的螺线管51的油的油压或减少的油的油压、即将油量的调节值储存在存储部。之后,控制部27在变速时可将储存于存储部的油的油压的调节值作为油泵40供给给变速器50的螺线管51的油的油压而适用。
另一方面,测定部27在车辆为怠速状态时,可测定变速器50的螺线管51中剩余的残油量。
这时,控制部27可根据残油量调节供给给变速器50的螺线管51的油的油压。即,控制部27比较测定部25测定的变速时间和预设的基准变速时间,并根据比较结果以油泵40供给给变速器50的螺线管的油量减去螺线管51中剩余的残油量的值来调节供给给变速器50的螺线管51的油的油压。
图2为根据本发明的实施例的变速控制方法的流程图。
参考图2,判断部23判断车辆是否满足ISG学习条件(S100)。更具体地,判断部23可判断检测部21检测的油温、发动机速度、车速是否在预设的基准条件内。
如果判断部23判断出车辆满足ISG学习条件,则测定部25测定ISG车辆从怠速状态变为重新启动状态时变速器50的变速时间(S110)。
并且,控制部27比较测定部25测定的变速时间和预设的基准变速时间(S120)。
这时,控制部27根据比较结果调节油泵40供给给变速器50的螺线管51的油的油压。更具体地,如果变速时间大于基准变速时间,那么控制部27增加油泵40供给给变速器50的螺线管51的油的油压(S130);而如果变速时间小于或等于基准变速时间,那么控制部27减少油泵40供给给变速器50的螺线管51的油的油压(S140)。
根据本发明的实施例的变速控制方法可减少使用机械式油泵代替电动式油泵的ISG车辆在重新启动时的变速时间偏差,因而具有可减少与电动式油泵相对应的重量及费用的效果。
上述的本发明可由本发明所属技术领域的技术人员在不超出本发明的技术思想的范围内进行多种替代、变形及改变,因而本发明并不限定在上述的实施例和所附的附图。

Claims (10)

1.一种车辆的变速控制方法,其为具有油泵的车辆的变速控制方法,包括:
判断所述车辆是否满足ISG学习条件的步骤;
如果所述车辆满足ISG学习条件,那么测定所述车辆从怠速状态变为重新启动状态时的变速器的变速时间的步骤;
比较测定的所述变速时间与预设的基准变速时间的步骤;以及
根据比较结果调节所述油泵供给给所述变速器的螺线管的油的油压的步骤。
2.根据权利要求1所述的车辆的变速控制方法,其中,
所述变速时间为所述变速器从开始换档至完成所述换档时的时间。
3.根据权利要求1所述的车辆的变速控制方法,其中,
判断所述车辆是否满足ISG学习条件的步骤包括:
检测所述车辆的油温、发动机速度、车速的步骤;以及
判断检测的所述油温、所述发动机速度、所述车速是否满足预设的基准条件的步骤。
4.根据权利要求1所述的车辆的变速控制方法,其中,
所述调节油压的步骤包括:
如果所述变速时间大于所述基准变速时间,则增加所述油压的步骤;
如果所述变速时间小于或等于所述基准变速时间,则减少所述油压的步骤。
5.根据权利要求1所述的车辆的变速控制方法,还包括:
当所述车辆为怠速状态时测定所述螺线管中剩余的残油量的步骤;以及
根据所述残油量调节供给给所述螺线管的油的油压的步骤。
6.一种车辆的变速控制装置,其为具有油泵的车辆的变速控制装置,其包括:
判断部,其判断所述车辆是否满足ISG学习条件;
测定部,如果所述车辆满足ISG学习条件,那么所述测定部测定所述车辆从怠速状态变为重新启动状态时的变速器的变速时间;
控制部,其比较测定的所述变速时间与预设的基准变速时间,并根据比较结果调节所述油泵供给给所述变速器的螺线管的油的油压。
7.根据权利要求6所述的变速控制装置,其中,
所述变速时间为所述变速器从开始换档至完成所述换档时的时间。
8.根据权利要求6所述的变速控制装置,其中,还包括:
检测部,其检测所述车辆的油温、发动机速度、车速,
其中,所述判断部判断通过所述检测部检测出的所述油温、所述发动机速度、所述车速是否满足预设的基准条件。
9.根据权利要求6所述的变速控制装置,其中,
如果所述变速时间大于所述基准变速时间,那么所述控制部增加所述油压;
如果所述变速时间小于或等于所述基准变速时间,那么所述控制部减少所述油压。
10.根据权利要求6所述的变速控制装置,其中,
所述控制部计算所述变速时间与预设的所述基准变速时间的差值,并根据所述差值确定所述油压的大小。
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