CN108382183B - 基于双行星排的多模动力驱动装置 - Google Patents

基于双行星排的多模动力驱动装置 Download PDF

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CN108382183B
CN108382183B CN201810136183.8A CN201810136183A CN108382183B CN 108382183 B CN108382183 B CN 108382183B CN 201810136183 A CN201810136183 A CN 201810136183A CN 108382183 B CN108382183 B CN 108382183B
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CN108382183A (zh
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胡明辉
苏炎召
苏岭
秦大同
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Chongqing University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches

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Abstract

本发明涉及一种基于双行星排的多模动力驱动装置,属于混合动力汽车领域,包括输出轴、主减速齿轮、差速器、减速齿轮机构、双行星排齿轮机构、第一动力源、第二动力源和第三动力源;双行星排齿轮机构为共用行星架结构,其前排行星轮与后排行星轮相啮合,其前排齿圈与第一动力源相连接、与后排齿圈通过第一离合器相结合、与行星架通过第二离合器相结合,其前排太阳轮与第三动力源相连接,其后排太阳轮与第二动力源相连接;行星架上设有同步齿轮;后排齿圈上设有制动器。本发明通过控制集成于双行星排齿轮机构的离合器和制动器可实现多挡纯电动、输入功率分流、复合功率分流、并联混合驱动的模式,提高传动系统效率。

Description

基于双行星排的多模动力驱动装置
技术领域
本发明属于混合动力汽车技术领域,涉及一种汽车动力驱动装置,尤其是一种用于混合动力汽车的双行星排混合动力驱动装置。
背景技术
混合动力汽车的动力驱动系统有串/并联、行星排功率分流等系统,其中由于行星排式功率分流装置通过电机的调速能力具有使发动机转速与车轮转速解耦的功能,使具有较好的燃油经济性。同时,随着电池技术的发展和国家政策对纯电动行驶里程的重视,在纯电模式下具有更远行驶里程的插电式混合动力汽车越来越受到各大厂家的关注。因此,研发具有多挡纯电动行驶模式且具有高效率混合动力E-CVT多模式的动力驱动系统成为了发展趋势。
发明内容
有鉴于此,本发明的目的是提供一种基于双行星排的多模动力驱动装置,可实现多挡纯电动、输入功率分流、复合功率分流、并联混合驱动的模式,提高传动系统效率。
为达到上述目的,本发明是通过以下技术方案来实现的:
本发明提供一种基于双行星排的多模动力驱动装置,包括设置在输出轴上的主减速齿轮和差速器、与该主减速齿轮传动连接的减速齿轮机构以及与该减速齿轮机构传动连接的双行星排齿轮机构,还包括与双行星排齿轮机构同轴布置且分设于双行星排齿轮机构两侧的第一动力源与第二动力源和第三动力源;所述双行星排齿轮机构为共用行星架结构,其前排齿圈与第一动力源输出端通过第一传动轴相连接、与后排齿圈通过第一离合器相结合、与行星架通过第二离合器相结合,其前排太阳轮与第三动力源输出端通过第三传动轴相连接,其后排太阳轮与第二动力源输出端通过第二传动轴相连接,其前排行星轮与前排齿圈和前排太阳轮相啮合,其后排行星轮与后排齿圈和后排太阳轮相啮合,且前排行星轮与后排行星轮相啮合;所述行星架上设有与减速齿轮机构相啮合的同步齿轮;后排齿圈上设有制动器。
进一步,所述第一动力源为发动机,所述第二动力源和第三动力源为电机。
进一步,所述制动器为湿式或干式制动器。
进一步,所述第一离合器、第二离合器为湿式或干式离合器。
进一步,所述第一传动轴上设有扭转减振器。
与现有技术相比,本发明的优点在于:
1、本发明通过控制集成于双行星排齿轮机构的离合器和制动器可实现多挡纯电动、输入功率分流、复合功率分流、并联混合驱动的模式,提高传动系统效率。
2、本发明将两电机安装在双行星排齿轮机构的一侧,并远离发动机布置以减少发动机散热温度对电机的影响,还可简化电机冷却系统的结构和控制进行集成优化设计,提高系统的效率。
本发明的其他优点、目标和特征在某种程度上将在随后的说明书中进行阐述,并且在某种程度上,基于对下文的考察研究对本领域技术人员而言将是显而易见的,或者可以从本发明的实践中得到教导。本发明的目标和其他优点可以通过下面的说明书来实现和获得。
附图说明
为了使本发明的目的、技术方案和优点更加清楚,下面将结合附图对本发明作进一步的详细描述,其中:
图1为本发明实施例的结构示意图。
具体实施方式
以下通过特定的具体实例说明本发明的实施方式,本领域技术人员可由本说明书所揭露的内容轻易地了解本发明的其他优点与功效。本发明还可以通过另外不同的具体实施方式加以实施或应用,本说明书中的各项细节也可以基于不同观点与应用,在没有背离本发明的精神下进行各种修饰或改变。需要说明的是,以下实施例中所提供的图示仅以示意方式说明本发明的基本构想,在不冲突的情况下,以下实施例及实施例中的特征可以相互组合。
请参阅图1,附图中的元件标号分别表示:第一动力源1、扭转减振器2、第一传动轴3、第二离合器4、前排齿圈5、后排齿圈6、制动器7、同步齿轮8、第二动力源9、第三动力源10、第二传动轴11、第三传动轴12、行星架13、减速齿轮机构14、输出轴15、主减速齿轮16、差速器17、后排行星轮18、第一离合器19、前排行星轮20、前排太阳轮21、后排太阳轮22。
本实施例基本如附图1所示:基于双行星排的多模动力驱动装置,包括设置在输出轴15上的主减速齿轮16和差速器17、与该主减速齿轮16传动连接的减速齿轮机构14以及与该减速齿轮机构14传动连接的双行星排齿轮机构,还包括与双行星排齿轮机构同轴布置且分设于双行星排齿轮机构两侧的第一动力源1与第二动力源9和第三动力源10;双行星排齿轮机构为共用行星架结构,其前排齿圈5与第一动力源1输出端通过第一传动轴3相连接、与后排齿圈6通过第一离合器19相结合、与行星架13通过第二离合器4相结合;而双行星排齿轮机构的前排太阳轮21与第三动力源10输出端通过第三传动轴12相连接、后排太阳轮22与第二动力源9输出端通过第二传动轴11相连接、前排行星轮20与前排齿圈5和前排太阳轮21相啮合、后排行星轮18与后排齿圈6和后排太阳轮22相啮合,且前排行星轮20与后排行星轮18相啮合;行星架13上设有与减速齿轮机构14相啮合的同步齿轮8;后排齿圈6上设有制动器7;第一动力源1采用发动机,第二动力源9和第三动力源10均采用电机。
采用上述方案,本发明通过控制集成于双行星排齿轮机构的离合器和制动器可实现多挡纯电动、输入功率分流、复合功率分流、并联混合驱动的模式,提高传动系统效率;同时,将两电机安装在双行星排齿轮机构的一侧,并远离发动机布置以减少发动机散热温度对电机的影响,还可简化电机冷却系统的结构和控制进行集成优化设计,提高系统的效率。
本实施例中的制动器7可以采用湿式制动器,也可以采用干式制动器。
本实施例中的第一离合器19、第二离合器4采用湿式的,通过电控液压系统实现其结合与分离功能。当然在不同的实施例中还可以采用干式离合器。
本实施例中的第一传动轴3上设有扭转减振器2,可减少发动机的转矩波动对动力耦合机构的影响,以减少系统冲击振动。
下面针对本发明的工作模式具备的纯电动模式(单电机驱动、双电机驱动)、E-CVT混合驱动模式、并联混合驱动模式等做如下描述。现具体阐述下各工作模式的实现方式:并见表1,其中,CL1代表第一离合器19,CL2代表第二离合器4,B1代表制动器7,并令离合器和制动器状态分别是:0为分离状态,1为结合状态;MG1代表第二动力源9,MG2代表第三动力源10,发动机代表第一动力源1;
表1工作模式
Figure BDA0001576343020000031
(一)、纯电动模式
纯电动模式1:当B1制动器7结合,CL1第一离合器19结合或分离,CL2第二离合器4分离,则MG1空转,仅MG2单独驱动;
纯电动模式2:当B1制动器、CL1第一离合器结合,且CL2第二离合器分离,则MG2与MG1转矩耦合驱动。
(二)、输入功率分流模式
输入功率分流模式:当B1制动器结合,且CL1第一离合器、CL2第二离合器分离,为E-CVT混合驱动模式一,可提高低速时传动系统的效率,改善整车燃油经济性。
(三)、复合功率分流模式
复合功率分流模式:当B1制动器分离,CL1第一离合器结合,CL2第二离合器分离,为E-CVT混合驱动模式二,可提高中高速时传动系统的效率,改善整车燃油经济性。
(四)、并联混合驱动模式
并联混合驱动模式1:当B1制动器分离,CL1第一离合器结合,CL2第二离合器结合,发动机、MG2和MG1转矩耦合并联混合动力驱动模式一;
并联混合驱动模式2:B1制动器结合,CL1第一离合器分离,CL2第二离合器结合,发动机、MG2和MG1转矩耦合并联混合动力驱动模式二。
最后说明的是,以上实施例仅用以说明本发明的技术方案而非限制,尽管参照较佳实施例对本发明进行了详细说明,本领域的普通技术人员应当理解,可以对本发明的技术方案进行修改或者等同替换,而不脱离本技术方案的宗旨和范围,其均应涵盖在本发明的权利要求范围当中。

Claims (5)

1.基于双行星排的多模动力驱动装置,包括设置在输出轴(15)上的主减速齿轮(16)和差速器(17)、与该主减速齿轮传动连接的减速齿轮机构(14)以及与该减速齿轮机构传动连接的双行星排齿轮机构,其特征在于,还包括与双行星排齿轮机构同轴布置且分设于双行星排齿轮机构两侧的第一动力源(1)与第二动力源(9)和第三动力源(10);所述双行星排齿轮机构为共用行星架结构,其前排齿圈(5)与第一动力源输出端通过第一传动轴(3)相连接、与后排齿圈(6)通过第一离合器(19)相结合、与行星架(13)通过第二离合器(4)相结合,其前排太阳轮(21)与第三动力源输出端通过第三传动轴(12)相连接,其后排太阳轮(22)与第二动力源输出端通过第二传动轴(11)相连接,其前排行星轮(20)与前排齿圈和前排太阳轮相啮合,其后排行星轮(18)与后排齿圈和后排太阳轮相啮合,且前排行星轮与后排行星轮相啮合;所述行星架上设有与减速齿轮机构相啮合的同步齿轮(8);所述后排齿圈上设有制动器(7)。
2.根据权利要求1所述的基于双行星排的多模动力驱动装置,其特征在于,所述第一动力源(1)为发动机,所述第二动力源(9)和第三动力源(10)为电机。
3.根据权利要求1所述的基于双行星排的多模动力驱动装置,其特征在于,所述制动器(7)为湿式或干式制动器。
4.根据权利要求1所述的基于双行星排的多模动力驱动装置,其特征在于,所述第一离合器(19)、第二离合器(4)为湿式或干式离合器。
5.根据权利要求1-4任一项所述的基于双行星排的多模动力驱动装置,其特征在于,所述第一传动轴(3)上设有扭转减振器(2)。
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