CN105515085A - 非手动车辆充电*** - Google Patents
非手动车辆充电*** Download PDFInfo
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- B60L53/12—Inductive energy transfer
- B60L53/126—Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
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- B60—VEHICLES IN GENERAL
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
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- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
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- 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
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- Y02T10/00—Road transport of goods or passengers
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- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y02T10/00—Road transport of goods or passengers
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- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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- 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
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Abstract
本发明公开了一种非手动车辆充电***。一种车辆充电***可包括安装在底盘上的驱动***、可定位式电连接器组件、位置传感器、接近传感器以及控制模块。控制模块可被配置为操作驱动***,以将底盘置于接近车辆电连接器的位置,并操作可定位式电连接器组件与车辆电连接器可释放地接合。
Description
技术领域
本专利申请涉及车辆充电***。
背景技术
插电式车辆可使操作者能够将车辆连接至外部电源。例如,操作者可手动将充电电缆连接至车辆或断开充电电缆与车辆的连接,以达到充电的目的。这种布置可允许操作者在多个地理位置为车辆的电池充电。
发明内容
一种车辆充电***包括由第一履带和第二履带支撑的底盘,可操作地连接至第一履带和第二履带的控制模块以及定位***,以及与定位***相关联的第一电连接器。所述车辆充电***还包括被配置为提供指示第二电连接器在车辆上的安装位置的信号的位置传感器,以及安装在底盘上并与第一电连接器和控制模块相关联的电源。控制模块响应于所述信号而操作第一履带和第二履带以及定位***以相对于第二电连接器定位第一电连接器。
一种车辆充电***包括,安装在底盘上并被构造为朝向车辆推进底盘的驱动***,安装在底盘上的可定位式电连接器组件,以及位置传感器和接近传感器。车辆充电***还包括控制模块,控制模块被配置为操作驱动***以将底盘置于接近车辆电连接器的位置,以及操作可定位式电连接器组件与车辆电连接器可释放地接合。
所述驱动***包括活动履带,所述活动履带绕主动链轮设置,所述主动链轮可操作地连接至驱动马达。所述驱动***包括驱动轮,所述驱动轮可操作地连接至驱动马达。所述车辆充电***还包括安装在底盘上的电缆分配器,其中,所述电缆分配器被构造为收纳用于连接可定位式电连接器与外部电源的电缆。所述车辆充电***还包括设置在底盘上并且与可定位式电连接器相关联的电源,其中,所述电源被配置为向车辆牵引电池提供至少一部分充电。所述控制模块还被配置为将电力从电源传输至可定位式电连接器组件并将降压后的电力传输至驱动***和传感器。
一种车辆充电机器人包括驱动***、与定位***相关联并被构造为与安装在车辆上的充电接收器可释放地接合的充电传输机构以及控制器,所述控制器与驱动***、定位***以及充电传输机构通信,并被配置为命令驱动***以使充电机器人向着充电接收器转向,以及命令定位***以基于车辆的位置数据使充电传输机构向着充电接收器移动。
所述车辆充电机器人还包括电缆分配器,所述电缆分配器被配置为收纳用于连接充电传输机构与外部电源的电缆。所述车辆充电机器人还包括与所述充电传输机构相关联的电源,所述电源被配置为向牵引电池提供至少一部分充电。所述控制器还被配置为,响应于充电传输机构大体与充电接收器对准,命令定位***将充电传输机构与充电接收器接合。控制器还被配置为响应于电源电力损失,命令定位***断开充电传输机构与充电接收器。驱动***包括驱动马达,所述驱动马达可驱动地连接至履带组件。驱动***包括驱动马达,所述驱动马达可驱动地连接至轮组件。所述履带组件包括电缆外壳,电缆外壳被构造为收纳用于连接充电传输机构与外部电源的电缆。
附图说明
图1A和图1B是车辆充电***的示例性的实施例的示意图。
图2是插电式车辆和示例性的车辆充电***的示意图。
图3是车辆充电机器人的示例性实施例的透视图。
具体实施方式
根据需要,在此描述本公开的实施例。然而,应理解的是,所公开的实施例仅为示例,并且其它实施例可采用各种可替代形式。附图不必按比例绘制;可夸大或最小化一些特征以示出特定部件的细节。因此,在此公开的具体结构和功能细节不应被解释为限制,而仅为用于教导本领域技术人员以多种形式应用实施例的代表性基础。
插电式车辆包括插电式混合动力电动车辆(PHEV)和纯电动车辆(BEV),且可包括车辆牵引电池,车辆牵引电池被配置为向牵引马达提供电力。牵引电池、牵引马达和其他组件组成了电动驱动***。在BEV中,电动驱动***可以是车辆牵引车轮的唯一的推进能量源,而PHEV还另外地设置有内燃发动机。这种车辆可在停车时连接至外部电源以对牵引电池再次充电。
对于一些插电式车辆,车辆操作者可能需要下车来将车辆连接至外部电源并使用充电电缆为牵引电池充电。充电电缆可能是脏的或湿的,或者不方便收纳在车里或车附近。
可设置非手动(hands-free)充电***以将车辆连接至外部电源。非手动充电***可以是感应充电***。感应充电***可包括充电接收器线圈和充电传输线圈。为保证感应充电接收器和感应充电传输装置之间的有效的电力传输,装置必须相对彼此准确地定位。现有技术中的感应充电***可能需要车辆操作者花费大量时间来操纵车辆使无线充电接收器相对于无线充电传输装置准确地定位。根据本公开的各种实施例的非手动充电***可包括自推进底盘(self-propelledchassis),所述自推进底盘具有可定位式充电传输线圈并由相关联的基于微处理器的控制器控制,以准确地使充电传输线圈对准车辆上的充电接收器,从而减少或消除操作者对车辆的操纵。
目前,感应充电***具有被限制在3.3kW的电力传输能力。尽管适用于多种应用,例如适用于PHEV,被限制的电力传输能力可能需要相当多的时间来对长距离外的纯电动车辆充电。因此,各种实施例包括传导式车辆充电***。传导式车辆充电***的实施例可使用自定位(self-locating)传导式充电器,自定位传导式充电器被配置为进行运动以与安装在车辆上的充电接收装置接合。
参照图1A,提供了车辆充电***10的实施例。车辆充电***10可包括车辆充电机器人12,其中,车辆充电机器人12具有连接至驱动***22的底盘20。驱动***22可被构造为通过悬架***(未示出)或通过其他传统的支撑方式来支撑底盘20。
驱动***22可包括履带(track)组件30,履带组件30具有第一从动活动履带32和第二从动活动履带34。第一从动活动履带32可相对于第一主动轮或主动链轮36绕动(train)。第二从动活动履带34可相对于第二主动轮或主动链轮38绕动。第一主动链轮36和第二主动链轮38通过驱动轴42可操作性地连接至驱动模块40,并且由驱动马达44驱动。
参照图1B,提供了车辆充电***10的可选实施例。驱动***22可包括轮组件,其中轮组件具有第一驱动轮50和第二驱动轮52。第一驱动轮50和第二驱动轮52通过驱动轴42可操作性地连接至驱动模块40。驱动***22还可包括具有轴60的转向***,轴60将第一转向轮54和第二转向轮56可操作地连接至转向马达58。转向马达58可被构造为围绕主销轴线或主销(未示出)连接或旋转第一转向轮54和第二转向轮56,以使车辆充电机器人12转向。
驱动***22的驱动模块40可与控制模块70进行通信。驱动模块40可被集成于控制模块70中或者可被设置为驱动***22中的独立组件。控制模块70可与驱动***22、位置传感器72、接近传感器74、定位机构76、充电传输装置78以及电力供应部或电源90通信。
参照图2和3,车辆充电机器人12可被构造为,响应于位置传感器72和接近传感器74提供的信号,朝向被安装于车辆110上的充电接收装置112运动。位置传感器72可被配置为向控制模块70提供信号,指示安装于车辆110上的充电接收装置112相对于车辆充电机器人12的底盘20的位置。位置传感器72可被配置为监测或检测被设置在充电接收装置112上或靠近充电接收装置112的位置特征114的位置。
位置特征114可以是发射器,被配置为提供或发射磁场、红外波、光波或射频,其中,磁场、红外波、光波或射频被配置为被位置传感器72检测或接收。位置传感器72可设置有磁场传感器、红外接收器、光电检测器阵列或射频接收器,磁场传感器、红外接收器、光电检测器阵列或射频接收器被配置为接收由位置特征114发射的磁场、红外波、光波或射频。
接近传感器74可被配置为向控制模块70提供信号,指示潜在的障碍物接近但不接触车辆充电机器人12的底盘20。接近传感器74可包括红外感测装置或声纳装置。
定位机构76可以是被构造为升高或降低充电传输装置78并调整充电传输装置78的偏移或倾斜的定位机构***(例如剪切式升降机(scissorlift)、连接(articulable)臂、机械臂等)。定位机构76可被构造为沿着多个轴线调整充电传输装置78的位置。
定位机构76可以是连接臂或者安装于底盘20上的剪切式升降机构100和轨道102的组合。剪切式升降机构100在轨道102上移动,以向前/后或侧向地定位充电传输装置78。定位机构76和充电传输装置78的组合可被称为可定位式电连接器组件。对于传导式充电***的实施例,充电传输装置78可包括以下描述的标准插头或电连接器。对于感应式充电***的实施例,充电传输装置78可包括主线圈或充电线圈。
充电传输装置78可以是充电传输布置,例如与定位机构76相关联的第一电连接器。充电接收装置112可以是充电接收器,例如与车辆110相关联的第二电连接器。第一电连接器和第二电连接器可被配置为可释放地互相接合。
第一电连接器和第二电连接器可以是被配置为从电源向车辆荷电储存装置传输电力的电连接器(例如,J1772连接器,TEPCO连接器,IEC62196连接器,CHAdeMO连接器,VDE-AR-E2623连接器,G105连接器等)的任意组合。对于感应式充电***的实施例,充电传输装置78可包括主感应线圈,而充电接收装置112可包括副感应线圈。
充电传输装置78可通过一个或更多个电缆92连接至电源90,其中所述一个或更多个电缆92在控制模块70、充电传输装置78和电源90之间延伸。
在至少一个实施例中,电源90可与充电传输装置78关联,并且电源90可安装在底盘20上。电源90可以是具有为安装在车辆110上的牵引电池116提供至少一部分充电的能力的高压电池。
在至少一个实施例中,电源90可以是外部电源。外部电源可以是高电压电源,例如插电式车辆充电站120等。
在车辆充电机器人12连接至外部电源90的实施例中,可设置电缆分配器(cabledispenser)94。电缆分配器94可被构造为收纳通过控制模块70将充电传输装置78连接至电源90的电缆92。电缆分配器94可以是负载弹簧或致动线轴或卷轴。
电缆92可缠绕在电缆分配器94上并且电缆92可由电缆分配器94引导,从而电缆分配器94作为绞车(winch)。电缆分配器94可操作地连接至驱动***22,从而驱动***22的操作可促使电缆分配器94铺设或收回电缆92。
在至少一个实施例中,履带组件30可包括被构造为容纳电缆分配器94的电缆外壳96。履带组件30的操作可引起第一主动链轮36和第二主动链轮38或者履带组件30的行轮(roadwheel)的转动,这两种转动中任一个可与电缆分配器94配合以驱动电缆分配器94。
当车辆充电机器人12离开充电站120向车辆移动时,被行轮或者第一主动链轮36或第二主动链轮38而引起的电缆分配器94的致动可使电缆分配器94分配电缆92。当车辆充电机器人12向充电站120移动并离开车辆时,履带组件30的操作可驱动电缆分配器94收回或拉回电缆92,以将电缆92缠绕在电缆分配器94上。
电力转换器98可设置于底盘20上。电力转换器98可被集成在控制模块70中或者被设置为位于底盘20上的独立组件。电力转换器98可以是降压或升压转换器或变压器。
电力转换器98可被配置为从电源90接收高压电力(例如120VAC)并向充电传输装置78提供高压电力(例如120VAC)。电力转换器98可被配置为从电源90接收高压电力(例如120VAC)并向驱动***22、驱动模块40、位置传感器72以及接近传感器74提供降压后的电力(例如12VDC)。电力转换器98可包括用于降低电压的降压AC变压器,以及用于将AC转换为DC的整流器。
当车辆110在车辆充电***10的特定的范围内时,控制模块70可从用户界面130接收用户请求。用户界面130可以是车辆操作者的远程装置上的应用,该远程装置被配置为与车辆110和车辆充电机器人12交互。用户界面130可以是位于车辆110内的人机交互***。
来自用户界面130的请求可请求配置车辆充电机器人12以启动车辆充电程序。在配置车辆充电机器人12时,控制模块70可接收多个信号以使车辆充电机器人12转向或操作而朝向车辆110移动。
控制模块70可从位置传感器72接收指示充电接收装置112在车辆上所设置的位置的信号。控制模块70可从接近传感器74接收指示车辆充电机器人12的路径中的潜在的障碍物的信号。基于这些信号,控制模块70可确定朝向车辆的行进初始方向或路径。
在操作中,控制模块70可持续地或周期性地从位置传感器72和接近传感器74接收信号,以维持或提供车辆充电机器人12的正确的行进方向或路径。响应于信号,控制模块70可命令驱动***22使车辆充电机器人12向着充电接收装置112转向。
在命令驱动***22使车辆充电机器人转向的过程中,驱动模块40可操作主动链轮36、38或驱动轮50、52。主动链轮36、38的操作可操作第一从动活动履带32和第二从动活动履带34。
响应于指示潜在障碍物接近底盘20的信号,控制模块70可命令车辆充电机器人12通过利用驱动模块40来操作转向马达58以使轮或第一从动活动履带32和第二从动活动履带34转向以避开或越过障碍物。
当车辆充电机器人12到达车辆110并响应于指示充电接收装置112的位置的信号时,控制模块70可命令定位机构76以将充电传输装置78移动或定位至车辆充电接收装置112。
响应于充电传输装置78与充电接收装置112的大体对准,控制模块70可命令定位机构76将充电传输装置78与充电接收装置112接合。当充电传输装置78在充电接收装置112的预定范围内时,充电传输装置78可大体与充电接收装置112对准。所述预定的范围可以是半球区域,在所述半球区域中,定位机构76可操纵充电传输装置78的位置,从而使充电传输装置78可释放地与充电接收装置11接合。
响应于充电传输装置78与充电接收装置112的可释放的接合,控制模块70可命令从电源90向车辆牵引电池传输电力。当电力被传输至车辆牵引电池以对车辆牵引电池至少部分充电时,可维持充电传输装置78与充电接收装置112之间的可释放的接合。
定位机构76可在多种情况下将充电传输装置78与充电接收装置112断开。例如,如果充电***检测到来自电源90的电力损失,或者充电传输装置78与充电接收装置112之间的连接中断,控制模块70可命令定位机构76将充电传输装置78与充电接收装置112断开。响应于用户启动的结束充电过程的请求,定位机构76可将充电传输装置78与充电接收装置112断开。
充电接收装置112可连接至位于车辆110内部的牵引电池116。充电接收装置112可被构造为当车辆110通过车辆充电机器人12连接至电源90时,为牵引电池116提供电力。牵引电池116可操作地连接至车辆动力传动***118。车辆动力传动***118可包括选择性地连接至电机的发动机以及可操作地连接至电机或发动机的传动装置或变速箱。
充电接收装置112可靠近车辆110底侧设置。充电接收装置112可位于使充电传输装置78能够与充电接收装置112接合的其他位置。
如果充电接收装置112位于车辆110的底侧,则充电接收装置112可设置在车辆110的防磨损面(scuffplane)之上。充电接收装置112的位置在防磨损面之上可在接触地面或异物时减少对充电接收装置112的可能的损伤。
充电接收装置112可位于被实现为天气保护盒的外壳内,其中天气保护盒被构造为保护充电接收装置112和位置特征114不受自然环境影响的屏蔽罩。充电接收装置112可以是负载弹簧,以调节充电传输装置78和充电接收装置112之间的偏移或过移(over-run)。当充电传输装置78到达外壳时,外壳可打开以允许充电传输装置78与充电接收装置112的可释放的接合。
虽然以上描述了示例性实施例,但这些实施例并不意在描述本发明的所有可能形式。而是,说明书中所使用的词语是描述性词语而非限制,并且应理解的是,可在不脱离本发明的精神和范围的情况下做出各种改变。此外,可将各种实施例的特征进行组合以形成本发明的进一步的实施例。
Claims (6)
1.一种车辆充电***,包括:
底盘,由第一履带和第二履带支撑;
控制模块,可操作地连接至第一履带和第二履带以及定位***;
第一电连接器,与定位***相关联;
位置传感器,被配置为提供指示第二电连接器在车辆上的安装位置的信号;
电源,安装在底盘上,并与第一电连接器和控制模块相关联,其中,控制模块响应于所述信号而操作第一履带和第二履带以及定位***以相对于第二电连接器定位第一电连接器。
2.如权利要求1所述的车辆充电***,还包括接近传感器,所述接近传感器被配置为提供指示障碍物接近底盘的信号。
3.如权利要求1所述的车辆充电***,其中,电源是具有为车辆牵引电池充电的能力的电池。
4.如权利要求3所述的车辆充电***,其中,控制模块被配置为将电力从电池传输至第一电连接器并将降压后的电力传输至与第一履带和第二履带相关联的驱动马达。
5.如权利要求1所述的车辆充电***,其中,控制模块包括与被构造为驱动第一履带和第二履带的驱动马达通信的驱动模块。
6.如权利要求5所述的车辆充电***,其中,控制模块还被配置为响应于用户请求,操纵底盘朝向第二电连接器运动同时避开由设置在底盘上的接近传感器检测的障碍物。
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