CN111755771A - 用于车辆电池的冷却系统 - Google Patents
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Abstract
一种用于车辆电池的冷却系统可包括多个电池单元袋,该多个电池单元袋彼此平行地堆叠,每个电池单元袋具有在其两个端部部分处形成的翼部,翼部中的一个或多个是展开的;中间壳体,该中间壳体安装在多个电池单元袋之间并固定多个电池单元袋;和冷却通道单元,该冷却通道单元形成在多个电池单元袋的上端部部分和下端部部分中的至少一个上,并具有流动通道,冷却剂通过该流动通道在流动通道中流动,并且多个电池单元袋的翼部部分地暴露于该流动通道。
Description
技术领域
本发明涉及用于车辆电池的冷却系统,并且更具体地涉及可通过在不折叠电池单元袋的翼部的情况下通过直接冷却电池单元袋的翼部来冷却电池单元的用于车辆电池的冷却系统。
背景技术
随着电动车辆或混合动力车辆的普及,对电池重要性的关注逐渐增加。这种关注已扩大到对效率、寿命等以及电池容量具有影响的电池因素。
在电动车辆或混合动力车辆中使用的高电压和高容量电池是电池组,其中多个电池单元被包括在单个组中,并且多个此类电池组被包括在整个电池中。
多个电池组一起装设在有限且狭窄的空间中,使得在电池组中产生高热量,这是对整个电池的寿命具有负面影响的因素。因此,必须构造一种冷却系统,该冷却系统用于控制在电动车辆或混合动力车辆中使用的高电压和高容量电池的高热量。一般来说,将用于车辆的高电压和高容量电池的冷却系统分类为空气冷却系统和水冷却系统,该空气冷却系统和水冷却系统中的每种又分类为间接冷却系统和直接冷却系统。
同时,在常规的间接空气冷却系统中,使单独的散热板与电池单元的表面接触以传导热量,并且通过定位在散热板侧面上的用于热交换的散热片使电池单元冷却。此外,在常规的直接空气冷却系统中,通过空气直接流动到电池单元的表面使电池单元冷却。
然而,常规的间接空气冷却系统的局限性在于:在电池单元之间需要散热片,并且因此由于电池的更多的组件和更大的体积而导致成本增加。直接空气冷却系统的局限性在于:在电池单元之间需要用于冷却通道的间隙,并且因此电池具有更大的体积。
在该背景技术部分中包括的信息仅用于增强对本发明的一般背景的理解,并且不可视为是对该信息形成本领域技术人员已知的现有技术的承认或任何形式的暗示。
发明内容
本发明的各个方面涉及提供用于车辆电池的冷却系统,该冷却系统可于在电池单元之间不形成的冷却通道并且不具有散热片和散热板的情况下冷却电池单元。
根据本发明的示例性实施例,用于车辆电池的冷却系统可包括多个电池单元袋,每个电池单元袋具有在其两个端部部分处形成的翼部,该多个电池单元袋彼此平行地堆叠,翼部中的一个或多个是展开的;中间壳体,该中间壳体安装在多个电池单元袋之间并固定电池单元袋;和冷却通道单元,该冷却通道单元形成在电池单元袋的上端部部分和下端部部分中的至少一个上,并具有流动通道,冷却剂通过该流动通道在流动通道中流动,并且电池单元袋的翼部部分地暴露于该流动通道。
用于车辆电池的冷却系统可进一步包括:第一侧壳体,该第一侧壳体安装在定位在堆叠的电池单元袋中的一个最外部分处的电池单元袋的一侧,以保护电池单元袋;和第二侧壳体,该第二侧壳体安装在定位在堆叠的电池单元袋中的另一个最外部分处的电池单元袋的另一侧,以保护电池单元袋。
用于车辆电池的冷却系统可进一步包括被配置为检测电池单元的状态的感测单元,和覆盖感测单元的感测单元盖。
用于车辆电池的冷却系统可进一步包括冷却风扇,该冷却风扇允许冷却剂流入冷却通道单元中以冷却电池单元袋的翼部,从而冷却电池单元。
冷却通道单元可具有用于分别联接到第一侧壳体和第二侧壳体的钩,并且第一侧壳体和第二侧壳体可分别具有用于联接到钩的突出部。
电池单元袋可包括主体和翼部,并且中间壳体可具有比主体更高的高度,使得电池单元袋的翼部由中间壳体的上端部部分和下端部部分中的至少一个固定。
用于车辆电池的冷却系统可进一步包括热交换器,该热交换器插入在多个电池单元袋之间,并与电池单元袋表面接触,以吸收电池单元袋的热量,并且然后通过翼部散发热量。
本发明的方法和设备具有其他特征和优点,根据并入本文的附图和一起用于解释本发明的某些原理的以下具体实施方式,该其他特征和优点将显而易见,或将在该附图和该具体实施方式中更详细地阐明该其他特征和优点。
附图说明
图1是根据本发明的示例性实施例的示例性地示出用于车辆电池的冷却系统的视图。
图2是根据本发明的示例性实施例的示例性地示出在电池单元袋的上端部部分和下端部部分中形成冷却通道单元并且在用于车辆电池的冷却系统中冷却电池单元袋的上端部部分和下端部部分的视图。
图3是根据本发明的示例性实施例的示例性地示出在用于车辆电池的冷却系统中的电池单元袋的两个端部部分上形成冷却通道单元的视图。
图4是根据本发明的示例性实施例的示例性地示出电池单元袋的翼部在用于车辆电池的冷却系统中由中间壳体固定的视图。
图5是根据本发明的示例性实施例的示例性地示出在用于车辆电池的冷却系统中的电池单元袋之间插入热交换器的视图。
图6是根据本发明的示例性实施例的示例性地示出形成在冷却通道单元中的钩联接到在用于车辆电池的冷却系统中的侧壳体部分的突出部的视图。
图7是根据本发明的示例性实施例的示例性地示出用于制造用于车辆电池的冷却系统的程序的示意图。
图8是根据本发明的各种示例性实施例的示例性地示出用于车辆电池的冷却系统的视图。
图9是根据本发明的各种示例性实施例的示例性地示出仅在电池单元袋的上端部部分上形成冷却通道单元并且在用于车辆电池的冷却系统中冷却电池单元袋的上端部部分的视图。
图10是根据本发明的各种示例性实施例的示例性地示出仅在用于车辆电池的冷却系统中的电池单元袋的一个端部部分上形成冷却通道单元的视图。
可理解的是,附图不一定按比例绘制,其呈现了说明本发明的基本原理的各种特征的稍微简化的表示。如本文所包括的本发明的具体设计特征(包括例如具体尺寸、取向、区位和形状)将部分地由具体预期的应用和使用环境来确定。
在这些图形中,在附图的多幅图形中,相同的附图标记指代本发明的相同或等同的部分。
具体实施方式
现在将详细参考本发明的各个实施例,其示例在附图中示出并且在下面描述。尽管将结合本发明的示例性实施例描述本发明,但是应该理解,本说明书并不旨在将本发明限制于那些示例性实施例。另一方面,本发明旨在不仅覆盖本发明的示例性实施例,而且覆盖可包括在由所附权利要求限定的本发明的精神和范围内的各种替代实施例、修改实施例、等效实施例和其他实施例。
在下文中,参照附图描述根据本发明的示例性实施例的用于车辆电池的冷却系统。
图1是根据本发明的示例性实施例的示例性地示出用于车辆电池的冷却系统的视图;图2是根据本发明的示例性实施例的示例性地示出在电池单元袋的上端部部分和下端部部分中形成冷却通道单元并且在用于车辆电池的冷却系统中冷却电池单元袋的上端部部分和下端部部分的视图;图3是根据本发明的示例性实施例的示例性地示出在用于车辆电池的冷却系统中的电池单元袋的两个端部部分上形成冷却通道单元的视图;图4是示例性地示出电池单元袋的翼部由中间壳体固定的视图;图5是示例性地示出在电池单元袋之间插入热交换器的视图;图6是示例性地示出形成在冷却通道单元中的钩联接到侧壳体部分的突出部的视图;图7是根据本发明的示例性实施例的示例性地示出用于制造用于车辆电池的冷却系统的程序的示意图;图8是根据本发明的各种示例性实施例的示例性地示出用于车辆电池的冷却系统的视图;图9是根据本发明的各种示例性实施例的示例性地示出仅在电池单元袋的上端部部分上形成冷却通道单元并且在用于车辆电池的冷却系统中冷却电池单元袋的上端部部分的视图;并且图10是根据本发明的各种示例性实施例的示例性地示出仅在用于车辆电池的冷却系统中的电池单元袋的一个端部部分上形成冷却通道单元的视图。
参照图1、图2和图3,根据本发明的示例性实施例的用于车辆电池的冷却系统可包括多个电池单元袋100、中间壳体200和冷却通道单元300,并且可进一步包括以下中的至少一个:第一侧壳体400、第二侧壳体500、感测单元600、冷却风扇700和热交换器800。
具体地,电池单元袋100可包括主体110和形成在主体两个端部部分上的翼部120。此处,主体110可以是电池单元袋的主要部分,并且可通过在密封电池单元袋之后将电池单元袋的两个端部部分展开来形成翼部120。电池单元袋100可彼此平行地堆叠,并且可将形成在电池单元袋的两个端部部分上的翼部120中的一个或多个是展开的。根据本发明的示例性实施例,如图2所示,可将形成在电池单元袋100的两个端部部分上的翼部120展开。替代地,如图10所示,根据形成在电池单元袋100的两个端部部分上的翼部120的本发明的另一示例性实施例,可将形成在电池单元袋100的下端部部分上的翼部120折叠,并且将形成在电池单元袋100的上端部部分上的翼部120展开。此处,形成在电池单元袋100的两个端部部分上的翼部120是折叠还是展开可取决于电池单元袋100的上端部部分和下端部部分两者是都要被冷却还是电池单元袋100的上端部部分和下端部部分中的仅一个要被冷却。
例如,如图2所示,在冷却电池单元袋100的上端部部分和下端部部分两者的用于电池的冷却系统中,可将形成在电池单元袋100的两个端部部分上的翼部120展开。然而如图10所示,在仅冷却电池单元袋100的上端部部分的用于电池的冷却系统中,可仅将形成在电池单元袋100的上端部部分上的翼部120展开。
中间壳体200可安装在多个电池单元袋100之间,并且用于固定电池单元袋100。具体地,参照图7,中间壳体200可具有在其中心部分处形成有开孔240的方形板形状,并且可将形成有开孔的中间壳体200的中心部分装配到其中形成电池单元袋100的主要部分的主体110并安装在该主体110上。此处,中间壳体200可具有比主体110更高的高度,使得翼部120可由中间壳体的上端部部分210和下端部部分220中的至少一个固定。更详细地,参照图4和图10,当将中间壳体200安装在电池单元袋100上时,使中间壳体200的上端部部分210与翼部120紧密接触,从而使翼部120维持笔直形状而不会弯曲。因此,可最大化与流入冷却通道单元300的冷却剂接触的表面积,并且因此,可改善电池单元的冷却性能。
冷却通道单元300可形成在电池单元袋100的上端部部分和下端部部分中的至少一个上,在冷却通道单元300中形成冷却剂流动通过的流动通道,冷却剂并且电池单元袋100的翼部120可部分地暴露于流动通道。在本发明的示例性实施例中,在不具有在常规的间接空气冷却系统中使用的散热片和散热板的情况下,将电池单元袋100的两个端部部分展开以形成翼部120,并且翼部120部分地暴露于冷却通道单元300;并且因此,当冷却剂流入冷却通道单元300时,翼部120被冷却以冷却电池单元袋。因此,不需要在电池单元袋之间形成单独的冷却通道,并且可节省用于散热板和散热片的材料成本。此外,可将电池单元袋的翼部展开,并且因此,可去除折叠翼部的过程,从而节省材料成本。
同时,冷却通道单元300可具有用于分别联接到第一侧壳体400和第二侧壳体500的钩310。此外,第一侧壳体400和第二侧壳体500可分别具有用于联接到钩310的突出部。根据本发明的示例性实施例,如图6所示,形成在冷却通道单元300上的钩310可以以夹子联接的方式联接到形成在第一侧壳体400上的突出部410。
同时,如图5所示,本发明可进一步包括热交换器800,该热交换器800插入在多个电池单元袋之间,并与电池单元袋100表面接触,以吸收电池单元袋100的热量,并且然后通过翼部120散发热量。此处,热交换器800可由具有优异导热性的材料形成。即,可将具有优异导热性的热交换器800插入电池单元袋100之间,并且该热交换器800可更有效地通过翼部120散发由电池单元袋100产生的热量,使得可改善电池单元袋100的冷却性能。
参照图7,可将第一侧壳体400安装在定位在堆叠的电池单元袋100中的一个最外部分处的电池单元袋100的一侧,以保护电池单元袋100免受异物等的影响。此外,将第二侧壳体500安装在定位在堆叠的电池单元袋100中的另一个最外部分处的电池单元袋100的另一侧,以保护电池单元袋100免受异物等的影响。
感测单元600被配置为检测电池单元的状态,并且感测单元盖610被配置为保护感测单元600的末端等。此处,感测单元600可以是测量电池的温度、电压和荷电状态(SOC)值的传感器。
在本发明的示例性实施例中,将感测单元600安装在中间壳体200的表面上,并且将感测单元盖610安装在中间壳体200的一部分上以覆盖感测单元600。
冷却风扇700可允许冷却剂流入冷却通道单元300中,并且因此可冷却电池单元袋100的翼部120,从而冷却电池单元。在本发明的示例性实施例中,空气可以是冷却通道单元300中的冷却剂。换句话说,如图2和图9所示,当驱动冷却风扇700时,冷却通道单元300中的空气可流动以冷却翼部120,从而冷却电池单元。
在本发明的示例性实施例中,如图2所示,冷却通道单元30呈“C”形,并且将冷却风扇700安装在冷却通道单元30的中间。
如上所述,根据本发明的示例性实施例的用于车辆电池的冷却系统不像常规的直接空气冷却系统那样具有在电池单元之间形成的冷却通道;并且因此,体积能量密度增加了10%至20%。
此外,与常规的间接空气冷却系统不同,可在不具有散热片和散热板的情况下冷却电池单元;并且因此,本发明的示例性实施例中的系统可节省用于散热板和散热片的材料成本。
此外,可将电池单元袋的翼部展开,并且因此,可消除折叠翼部的过程,从而节省材料成本。
为了方便解释和准确地定义所附权利要求,术语“上”、“下”、“内”、“外”、“上方”、“下方”、“向上”、“向下”、“前面”、“后面”、“背面”、“内侧”、“外侧”、“向内地”、“向外地”、“内部”、“外部”、“内”、“外”、“向前”和“向后”用于参考图形中所显示的特征的位置来描述示例性实施例的此类特征。还将进一步理解,术语“连接”或其派生词指代直接连接和间接连接两者。
为了说明和描述的目的,已经给出了本发明的具体示例性实施例的前述描述。它们并不旨在为详尽的或将本发明限制为所公开的精确形式,并且明显地,根据上述教导,许多修改和变化是可能的。选择和描述示例性实施例以解释本发明的某些原理及其实际应用,以使本领域的其他技术人员能够实施和利用本发明的各种示例性实施例,以及其各种替代方案和修改方案。本发明的范围旨在由所附的权利要求及其等效物来限定。
Claims (12)
1.一种用于车辆电池的冷却系统,所述冷却系统包括:
多个电池单元袋,每个所述电池单元袋具有在其第一端部部分和第二端部部分处形成的翼部,所述多个电池单元袋彼此平行地堆叠,所述翼部中的至少一个是展开的;
中间壳体,所述中间壳体安装在所述多个电池单元袋之间并固定所述多个电池单元袋;和
冷却通道单元,所述冷却通道单元形成在所述多个电池单元袋的上端部部分和下端部部分中的至少一个上,并具有流动通道,冷却剂通过所述流动通道在所述流动通道中流动,并且所述多个电池单元袋的所述翼部部分地暴露于所述流动通道。
2.根据权利要求1所述的冷却系统,还包括:
第一侧壳体,所述第一侧壳体安装在第一电池单元袋的一侧以保护所述第一电池单元袋,所述第一电池单元袋定位在多个堆叠的电池单元袋中的最外侧;和
第二侧壳体,所述第二侧壳体安装在第二电池单元袋的一侧以保护所述第二电池单元袋,所述第二电池单元袋定位在多个堆叠的电池单元袋中的另一最外侧。
3.根据权利要求1所述的冷却系统,还包括:
感测单元,所述感测单元被配置为检测所述多个电池单元袋的状态;和
感测单元盖,所述感测单元盖覆盖所述感测单元。
4.根据权利要求3所述的冷却系统,其中所述感测单元安装在所述中间壳体的表面上,并且所述感测单元盖安装在所述中间壳体的一部分上以覆盖所述感测单元。
5.根据权利要求1所述的冷却系统,还包括冷却风扇,所述冷却风扇连接到所述冷却通道单元,并且允许所述冷却剂流入所述冷却通道单元中以冷却所述多个电池单元袋的所述翼部,从而冷却所述多个电池单元袋。
6.根据权利要求2所述的冷却系统,
其中所述冷却通道单元具有用于分别联接到所述第一侧壳体和所述第二侧壳体的钩;并且
所述第一侧壳体和所述第二侧壳体分别具有用于联接到所述钩的突出部。
7.根据权利要求1所述的冷却系统,
其中所述多个电池单元袋包括主体和所述翼部;并且
其中所述中间壳体具有比所述主体更高的高度,使得所述翼部由所述中间壳体的上端部部分和下端部部分中的至少一个固定。
8.根据权利要求1所述的冷却系统,
其中所述多个电池单元袋包括主体和翼部;并且
其中所述中间壳体在其中心部分处具有开孔,所述多个电池单元袋的所述主体安装在所述中心部分中。
9.根据权利要求1所述的冷却系统,所述冷却系统进一步包括热交换器,所述热交换器插入在所述多个电池单元袋之间,并与所述多个电池单元袋接触,以吸收所述多个电池单元袋的热量,并且然后通过所述翼部散发热量。
10.根据权利要求1所述的冷却系统,
其中所述冷却通道单元包括在所述多个电池单元袋的所述上端部部分处的第一流动通道和在所述多个电池单元袋的所述下端部部分处的第二流动通道,并且所述冷却剂流动通过所述第一流动通道和所述第二流动通道。
11.根据权利要求10所述的冷却系统,其中所述第一流动通道和所述第二流动通道形成为“C”形。
12.根据权利要求11所述的冷却系统,还包括冷却风扇,所述冷却风扇连接到其中所述第一流动通道与所述第二流动通道连接的位置。
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KR20200115824A (ko) | 2020-10-08 |
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