CN113879279A - 一种并联混动汽车强制降挡过程中启动发动机的控制方法 - Google Patents
一种并联混动汽车强制降挡过程中启动发动机的控制方法 Download PDFInfo
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Abstract
本发明涉及一种并联混动汽车强制降挡过程中启动发动机的控制方法,所述汽车在纯电动模式下加速行驶时,检测所述汽车是否即将执行强制降挡。如果所述汽车即将执行强制降挡,则检测所述汽车的当前状态数据,判断是否满足所述汽车需求扭矩大于电机在当前转速下的最大扭矩或模式切换临界扭矩、或所述汽车需求扭矩变化率大于预设变化率阈值且持续时间大于预设时间;如果满足上述至少一个条件,则所述汽车执行启动发动机操作。在启动发动机过程中,将强制降挡过程中要分离的离合器保持滑摩状态,防止启动发动机过程中的冲击振动传递到驱动轮;本发明简单可行,能在纯电动模式下加速行驶时,实现强制降挡过程中启动发动机,提高汽车的动力性和平顺性。
Description
技术领域
本发明属于混合动力汽车领域,具体涉及一种并联混动汽车强制降挡过程中启动发动机的控制方法。
背景技术
当混合动力汽车保持以较高的挡位在纯电动模式下行驶时,如果驾驶人员深踩油门踏板以实现急加速超车需求,此时车辆需要执行两个控制动作,分别是强制降挡和启动发动机。通过强制降挡可以使变速器从较高挡位切换到较低挡位获得更大的传动比以提高变速器的输出扭矩,通过启动发动机可以在电机扭矩输出的基础上增加发动机的扭矩输出,这两个控制动作均能提高车辆的动力性。
但是,已有技术均为固定挡位下启动发动机,不可实现强制降挡与启动发动机同时进行,需要先执行完成强制降挡控制后再执行启动发动机控制,或者先执行完成启动发动机控制后再执行强制降挡控制,会降低车辆的动力响应性,造成加速延迟、动力不足的现象。基于上述现有技术的缺陷,亟需一种在强制降挡过程中启动发动机的控制方法,提高车辆的动力性和平顺性。
发明内容
有鉴于此,本发明实施例提供了并联混动汽车强制降挡过程中启动发动机的控制方法,以提高纯电动模式下加速行驶的动力性和平顺性。
采用的技术方案如下:
一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于,包括以下步骤:
S1:所述汽车在纯电动模式加速下行驶时,检测所述汽车是否即将执行强制降挡,如果不执行强制降挡,则维持车辆的纯电动模式;如果所述汽车即将执行强制降挡,则执行步骤S2;
S2:检测所述汽车的当前状态数据,判断是否满足以下条件:
所述汽车需求扭矩大于电机在当前转速下的最大扭矩;
所述汽车需求扭矩大于模式切换临界扭矩;
所述汽车需求扭矩变化率大于预设变化率阈值且持续时间大于预设时间;
如果以上3个条件均不满足,则维持车辆的纯电动模式;如果满足至少一个条件,则执行步骤S3;
S3:所述汽车执行启动发动机操作。
进一步,所述步骤S3中,在启动所述发动机过程中,强制降挡过程中要分离的离合器保持滑摩状态,防止启动所述发动机过程中的冲击振动传递到驱动轮;当所述发动机与所述电机的转速差的绝对值小于预设转速差阈值后,降低所述要分离的离合器之间的压力,使其逐渐分离。
进一步,所述步骤S2中的模式切换临界扭矩为可标定值,基于不同能量管理策略、不同驾驶习惯进行标定。
进一步,所述步骤S2中的所述可标定值范围是180Nm~250Nm。
进一步,所述步骤S2中的所述预设变化率阈值大于4Nm/10ms。
进一步,所述步骤S2中的所述预9设时间大于300ms。
进一步,所述步骤S3中的所述预设转速差阈值小于等于10rpm。
进一步,所述汽车为搭载多挡位自动变速器的并联混合动力汽车。
本发明的有益效果在于:
(1)车辆在纯电动模式下行驶时,检测到车辆即将执行强制降挡,根据车辆的当前状态数据判断车辆满足执行启动发动机操作的条件后,启动发动机,可以提高车辆的动力性。
(2)在启动发动机过程中,强制降挡过程中要分离的离合器(Clutch_OG)保持滑摩状态,防止启动发动机过程中的冲击振动传递到驱动轮,能够提高车辆的平顺性。
附图说明
为了更清楚地说明本发明具体实施方式或现有技术中的技术方案,下面将对具体实施方式或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施方式,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1是本发明的一种并联混动汽车强制降挡过程中启动发动机的控制方法的流程示意图;
图2是本发明的一种并联混动汽车强制降挡过程中启动发动机的控制原理示意图。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
如图1所示,一种并联混动汽车强制降挡过程中启动发动机的控制方法,包括以下步骤:
S1:车辆在纯电动模式下加速行驶时,通过变速器控制单元TCU检测车辆是否即将执行强制降挡,如果不执行强制降挡,则维持车辆的纯电动模式;如果车辆即将执行强制降挡,则执行步骤S2;
S2:通过混合动力汽车整车控制单元HCU检测车辆的当前状态数据,判断是否满足以下条件:
车辆需求扭矩大于电机在当前转速下的最大扭矩,车辆需求扭矩即为在当前状态下需要的来自电机和/或发动机的输出扭矩;
车辆需求扭矩大于模式切换临界扭矩;模式切换是车辆由单独电机驱动,切换为电机和发动机共同驱动;
车辆需求扭矩变化率大于预设变化率阈值且持续时间大于预设时间;
如果以上条件都不满足,则维持车辆的纯电动模式;如果满足至少一个条件,则执行步骤S3;
S3:车辆执行启动发动机操作,这一操作由整车控制单元HCU和发动机控制单元ECU共同控制完成。此时,电机和发动机同时运行,车辆整体的动力性更高,便于提供给后续加速充足的动力。
如图2所示,在启动发动机过程中,强制降挡过程中要分离的离合器(要分离的离合器的英文缩写为Clutch_OG)保持滑摩状态。Clutch_OG在滑摩状态下,其传递的扭矩大小由压力直接决定,因此,在控制其进入滑摩状态后,动力系统传递到整车的扭矩完全可控,可以防止启动发动机过程中的冲击振动传递到驱动轮,提高车辆运行的平顺性;当发动机与电机的转速差的绝对值小于预设转速差阈值后,发动机转速几乎与电机转速同步,启动发动机过程完成。此时离合器Clutch_OG不需要继续进行滑摩,因此降低要分离的离合器Clutch_OG的压力,使变速器完成强制降挡的扭矩交换过程。
步骤S2中的模式切换临界扭矩为可标定值,可以基于不同能量管理策略、不同驾驶习惯进行标定,且此模式切换临界扭矩一般大于100Nm,本实施了中标定值的选择范围为180Nm~250Nm;
步骤S2中的预设变化率阈值大于4Nm/10ms,即在HCU的一个计算步长10ms内,需求扭矩增加大于4Nm;
步骤S2中的预设时间大于300ms,即预设时间大于30个HCU计算步长;
步骤S3中的预设转速差阈值小于等于10rpm;
较佳地,所述车辆为搭载多挡位自动变速器的并联混合动力汽车。
显然,上述实施例仅仅是为清楚地说明所作的举例,而并非对实施方式的限定。对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引伸出的显而易见的变化或变动仍处于本发明创造的保护范围之中。
Claims (8)
1.一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于,包括以下步骤:
S1:所述汽车在纯电动模式加速下行驶时,检测所述汽车是否即将执行强制降挡,如果不执行强制降挡,则维持纯电动模式;如果所述汽车即将执行强制降挡,则执行步骤S2;
S2:检测所述汽车的当前状态数据,判断是否满足以下条件:
所述汽车需求扭矩大于电机在当前转速下的最大扭矩;
所述汽车需求扭矩大于模式切换临界扭矩;
所述汽车需求扭矩变化率大于预设变化率阈值且持续时间大于预设时间;
如果以上3个所述条件均不满足,则维持纯电动模式;如果满足至少一个所述条件,则执行步骤S3;
S3:所述汽车执行启动发动机操作。
2.根据权利要求1所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S3中,在启动所述发动机过程中,强制降挡过程中要分离的离合器保持滑摩状态,防止启动所述发动机过程中的冲击振动传递到驱动轮;当所述发动机与所述电机的转速差的绝对值小于预设转速差阈值后,降低所述要分离的离合器之间的压力,使其逐渐分离。
3.根据权利要求1或2所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S2中的模式切换临界扭矩为可标定值,基于不同能量管理策略、不同驾驶习惯进行标定。
4.根据权利要求3所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S2中的所述可标定值范围是180Nm~250Nm。
5.根据权利要求1或2所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S2中的所述预设变化率阈值大于4Nm/10ms。
6.根据权利要求1或2所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S2中的所述预设时间大于300ms。
7.根据权利要求2所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述步骤S3中的所述预设转速差阈值小于等于10rpm。
8.根据权利要求1所述的一种并联混动汽车强制降挡过程中启动发动机的控制方法,其特征在于:
所述汽车为搭载多挡位自动变速器的并联混合动力汽车。
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102381182A (zh) * | 2010-08-31 | 2012-03-21 | 现代自动车株式会社 | 用于混合动力车辆的换档控制系统和换档控制方法 |
CN102384256A (zh) * | 2010-08-31 | 2012-03-21 | 现代自动车株式会社 | 用于混合动力车辆的换档控制系统和换档控制方法 |
CN102400798A (zh) * | 2010-09-14 | 2012-04-04 | 通用汽车环球科技运作有限责任公司 | 控制车辆中开始传输发动机扭矩所需时间量的系统和方法 |
CN103338959A (zh) * | 2011-01-28 | 2013-10-02 | 日产自动车株式会社 | 混合动力车辆的控制装置 |
US20130284125A1 (en) * | 2011-01-17 | 2013-10-31 | Zf Friedrichshafen Ag | Method and control unit for operating a drive train of a hybrid vehicle |
CN105818809A (zh) * | 2015-01-23 | 2016-08-03 | 福特全球技术公司 | 混合动力车辆和混合动力车辆中的降挡策略 |
CN109532816A (zh) * | 2018-12-27 | 2019-03-29 | 重庆长安汽车股份有限公司 | 一种混合动力汽车发动机启动控制方法 |
CN111016876A (zh) * | 2019-12-05 | 2020-04-17 | 浙江吉利汽车研究院有限公司 | 一种单电机混合动力车发动机扭矩控制策略及系统 |
-
2021
- 2021-12-06 CN CN202111471708.1A patent/CN113879279A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102381182A (zh) * | 2010-08-31 | 2012-03-21 | 现代自动车株式会社 | 用于混合动力车辆的换档控制系统和换档控制方法 |
CN102384256A (zh) * | 2010-08-31 | 2012-03-21 | 现代自动车株式会社 | 用于混合动力车辆的换档控制系统和换档控制方法 |
CN102400798A (zh) * | 2010-09-14 | 2012-04-04 | 通用汽车环球科技运作有限责任公司 | 控制车辆中开始传输发动机扭矩所需时间量的系统和方法 |
US20130284125A1 (en) * | 2011-01-17 | 2013-10-31 | Zf Friedrichshafen Ag | Method and control unit for operating a drive train of a hybrid vehicle |
CN103338959A (zh) * | 2011-01-28 | 2013-10-02 | 日产自动车株式会社 | 混合动力车辆的控制装置 |
CN105818809A (zh) * | 2015-01-23 | 2016-08-03 | 福特全球技术公司 | 混合动力车辆和混合动力车辆中的降挡策略 |
CN109532816A (zh) * | 2018-12-27 | 2019-03-29 | 重庆长安汽车股份有限公司 | 一种混合动力汽车发动机启动控制方法 |
CN111016876A (zh) * | 2019-12-05 | 2020-04-17 | 浙江吉利汽车研究院有限公司 | 一种单电机混合动力车发动机扭矩控制策略及系统 |
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