CN110366795B - 具有冷却装置的蓄能器和具有蓄能器的机动车 - Google Patents
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Abstract
本发明涉及一种具有冷却装置的蓄能器,该蓄能器具有:多个电的蓄能模块(1),所述蓄能模块电串联或并联并且以相邻的列的形式设置;多个单独的冷却元件(9),所述冷却元件分别贴靠在配设的蓄能模块的至少一个面上,用于吸收蓄能模块的热量,所述冷却元件能由冷却剂或致冷剂流过并且分别具有入流端和出流端;冷却剂通道(3),该冷却剂通道设置在蓄能模块的相邻的列之间,其中,冷却元件的入流端和出流端分别通过冷却剂管路(12)与冷却剂通道连接,并且冷却剂通道在横截面中具有进流端(4)和回流端(5),该进流端和回流端与空腔(6)邻接,该空腔在进流端与回流端之间构成。本发明还涉及一种机动车,其包括所述蓄能器。
Description
技术领域
本发明涉及一种具有冷却装置的蓄能器以及一种具有这种蓄能器的机动车。
背景技术
为了确保电动车辆和混合动力车辆的续驶里程、寿命和可调用功率,电池/电池单体/电池单体模块的确定的热管理是必要的。因此采用主动的和被动的冷却系统。
例如由DE102015215253A1已知一种具有冷却装置的蓄能器,在该冷却装置中,多个冷却模块从一个共同的冷却剂通道分支,所述冷却模块配设于相应的蓄能模块。该冷却剂通道在横截面中能构成进流端和回流端。
发明内容
本发明的目的是,提供一种改进的蓄能器。该目的通过按本发明的蓄能器和按本发明的机动车解决。
按本发明的一种实施例,提供一种尤其用于机动车的、具有冷却装置的蓄能器,该蓄能器具有多个电的蓄能模块,所述蓄能模块电串联或并联并且以相邻的列的形式设置;多个单独的冷却元件,所述冷却元件分别贴靠在配设的蓄能模块的至少一个面上,用于吸收蓄能模块的热量,所述冷却元件能由冷却剂或致冷剂流过并且分别具有入流端和出流端;冷却剂通道,该冷却剂通道设置在蓄能模块的相邻的列之间,冷却元件的入流端和出流端分别通过冷却剂管路与冷却剂通道连接,并且冷却剂通道在横截面中具有进流端和回流端,该进流端和回流端与空腔邻接,该空腔在进流端与回流端之间构成。通过位于进流端与回流端之间的空腔,在冷的进流端与热的回流端之间的热能的传递变小,因此能实现蓄能模块的较好的冷却效果。
按本发明的另一实施例,进流端通过设有开口的结构壁进行划分,并且回流端通过设有开口的另一结构壁进行划分,结构壁相应地沿着冷却剂通道的纵向方向延伸。被施加压力的冷却剂或致冷剂将压力施加到冷却剂通道的内壁上。在此,分隔壁提高了冷却剂通道的稳定性。
按本发明的另一实施例,冷却剂管路是柔性的。在此,柔性的冷却剂管路使得蓄能模块和冷却剂元件的安装和拆卸变得容易。蓄能模块和冷却元件的安装和拆卸运动因此与冷却剂管路在冷却剂通道上的连接解耦。
按本发明的另一实施例,冷却剂管路借助于可无工具地安置和接合的插头能固定在冷却剂通道上。这提高了蓄能器的批量适用性,因为蓄能模块和冷却元件能够非常快速且简单地进行装配。
按本发明的另一实施例,蓄能器构成为,使得作为冷却元件接管的入流端和出流端在确定的方向上从冷却元件伸出,并且冷却剂管路为了与冷却剂通道连接而能与冷却通道接管连接,冷却通道接管从冷却通道伸出的方向基本上与冷却板元件管从冷却元件伸出的方向相同。通过各接管相同地或者基本上相同地定向,蓄能模块和/或冷却元件可以下沉到它们的装配位置中或者可以从它们的装配位置上升,而冷却剂管路与冷却剂通道连接并且冷却剂管路跟随这种运动。
按本发明的另一实施例,冷却剂通道具有矩形横截面。这种矩形横截面已经被证实为良好的流体流动特性与少的空间需求的有利的关系。尤其这在4:1的高度-宽度比中已经证实。
按本方面的另一实施例,冷却剂管路至少局部是软管、塑料管和/或波纹管。
另外,本发明提供一种具有这种蓄能器的机动车。
附图说明
下面参考附图来说明本发明的优选的实施例。在各附图中:
图1显示按本发明蓄能器的蓄能模块的三维视图,该蓄能器具有在蓄能模块之间延伸的冷却剂通道;并且
图2显示冷却元件连接到冷却剂通道上的示意图。
具体实施方式
按本发明的蓄能器是用于存储电能的蓄能器并且优选用作为牵引蓄能器,用于给纯电地运行的机动车或者混合动力车辆提供驱动能量。机动车优选是轿车,但是也可以是其它的机动车。
蓄能器具有多个电串联或并联的蓄能模块1。每个所述蓄能模块1具有多个蓄能单体2,所述蓄能单体直接地彼此相继地排列并且电串联或并联(仅若干几个设有附图标记)。优选,蓄能器具有大于45伏的输出电压,但是也可以具有大于250伏的电压。
各蓄能模块1在蓄能器中设置成,使得各蓄能模块1以多个列的形式设置或者以多个列的形式成组。在此优选,一个蓄能模块1的纵向方向垂直于一个列的纵向方向或堆叠方向。在一个列内,各蓄能模块1直接地彼此相继地排列。
在蓄能模块1的相邻的列之间设置冷却剂通道3,该冷却剂通道构成冷却或致冷回路的管段,冷却剂或致冷剂在该冷却或致冷回路中循环。优选,蓄能器具有两列蓄能模块1,在这两列之间设置一个冷却剂通道3。但是也可以有多于两列。例如各蓄能模块1可以设置成三列,使得总共设置两个冷却剂通道3,即在相邻的列之间设置各一个冷却剂通道。冷却剂通道3是单件式构成的、划分的通道。优选冷却剂通道3是直线的并且在横截面中具有矩形的外轮廓。冷却剂通道3具有进流端4和回流端5。不仅进流端4而且回流端5与空腔6邻接并且分别与该空腔通过连续地封闭的分隔壁7流体密封地分开。优选,冷却剂通道3划分成至少三个腔,这三个腔沿着冷却剂通道3的纵向方向延伸。构成所述至少三个腔的分隔壁7优选是平坦的。在相邻的列之间居中地延伸的一个平面为了解释目的应称作为中平面。构成所述至少三个腔的分隔壁7优选平行于中平面并且在冷却剂通道3的整个尺寸上平行于该中平面延伸,例如由图1可见的。通过空腔6,在冷却剂通道3的整个纵向方向上并且在平行于中平面的整个尺寸上,进流端4与回流端5间隔开、尤其间隔开恒定的距离。在运行时,优选空气处于空腔6中,但是也可考虑的是,对于改进的隔热,在空腔6中设置真空。进流端4和回流端5可以通过一个或多个设有开口的结构壁8进行划分。该结构壁8沿着纵向方向并且垂直于中平面延伸。这些结构壁8用于改进冷却剂通道3的稳定性。冷却剂通道3例如由铝构成,但是也可以由塑料构成。尤其,冷却剂通道3构成为挤压型材。
为了冷却每个蓄能模块1,设置多个冷却元件9。在描述的情况中,冷却元件9构成为冷却板,在所述冷却板的空心内部中,所述冷却板能由冷却剂或致冷剂流过。例如,在冷却板的内部中,可以构成用于冷却剂或致冷剂的曲折形的通道。但是冷却元件9可以具有能由冷却剂或致冷剂流过的格栅或平行延伸的管/扁管。优选,各冷却元件9分别处于蓄能模块1的一个侧面上,参考在车辆中的安装位置,优选处于底侧上。但是冷却元件9也可以贴靠在蓄能模块1的多于一个的侧面上。优选对于每个蓄能模块1配设一个单独的冷却元件9,但是也可能的是,多个蓄能模块1配设于一个冷却元件9。各冷却元件9分别具有两个冷却元件接管10,这两个冷却元件接管从冷却元件9伸出,并且所述冷却元件接管中的一个构成入流端,通过该入流端,冷却剂或致冷剂能被输送到冷却元件9的内部中,并且另一个冷却元件接管构成出流端,通过该出流端,冷却剂或致冷剂能从冷却元件9的内部输出。冷却元件接管10钎焊或熔焊到冷却元件9上。冷却元件接管10在确定的方向上从冷却元件9伸出。
在冷却剂通道3上,对于要与冷却剂通道3连接的每个冷却元件9设置两个冷却剂通道接管11,这两个冷却剂通道接管从冷却剂通道3伸出的方向优选与冷却元件接管10从冷却元件9伸出的方向相同。参考在车辆中的安装位置,该方向优选向上。所述两个冷却剂通道接管11之中的一个与进流端4连接,并且另一个与回流端5连接。
多个冷却剂管路12分别使得一个与进流端连接的冷却剂通道接管11与一个构成为入流端的冷却元件接管10连接。多个其他的冷却剂管路12分别使得一个与回流端连接的冷却剂通道接管11与一个构成为出流端的冷却元件接管10连接。冷却剂管路12的端部设有插头13,所述插头无工具地并且优选卡入式地能与冷却剂通道接管11和冷却元件接管10连接。但是冷却元件接管10和/或冷却剂通道接管11例如也可以设有螺纹(优选外螺纹),在所述螺纹上旋拧冷却剂管路12的设有螺纹的连接端,或者在所述螺纹上旋拧双连接器,该双连接器使得冷却剂管路12的端部与接管连接。为此可以采用相应的密封件、例如O形密封件。
因此,冷却剂通道3的进流端4不是直接地而是通过冷却元件9与回流端5连接,即冷却剂或致冷剂经由进流端4流入到冷却元件9中并且从冷却元件流入到回流端5中。冷却剂通道3的纵向端部从而流体密封地封闭,为了使冷却剂通道3连接到冷却或致冷回路中,进流端4设有输入管路并且回流端5设有进入到冷却或致冷回路中的排出管路,输入管路和排出管路例如通入所述纵向端部之中的一个上。
在附图中和上述的说明中详细地阐述并且说明了本发明,而这些阐述和说明应理解成说明性的或示例性的,并且不应理解为限制性的,这些阐述和说明无意于,将本发明限制于公开的实施例。
Claims (13)
1.一种具有冷却装置的蓄能器,该蓄能器具有:
多个电的蓄能模块(1),这些蓄能模块电串联或并联,并且以相邻的列的形式设置;
多个单独的冷却元件(9),所述冷却元件分别贴靠在配设的蓄能模块(1)的至少一个面上,用于吸收蓄能模块(1)的热量,所述冷却元件能由冷却剂或致冷剂流过并且分别具有入流端和出流端;和
冷却剂通道(3),该冷却剂通道设置在蓄能模块(1)的相邻的列之间;
其中,冷却元件(9)的入流端和出流端分别通过冷却剂管路(12)与冷却剂通道(3)连接;并且
其中,冷却剂通道(3)在横截面中具有进流端(4)和回流端(5),该进流端和回流端与空腔(6)邻接,该空腔在进流端(4)与回流端(5)之间构成,其中,冷却剂通道(3)的进流端(4)不是直接地而是通过冷却元件(9)与回流端(5)连接,即冷却剂或致冷剂经由进流端(4)流入到冷却元件(9)中并且从冷却元件流入到回流端(5)中。
2.根据权利要求1所述的蓄能器,其中,进流端(4)通过设有开口的结构壁(8)进行划分,并且回流端(5)通过另外的设有开口的结构壁(8)进行划分,各所述结构壁分别沿着冷却剂通道(3)的纵向方向延伸。
3.根据权利要求1或2所述的蓄能器,其中,冷却剂管路(12)是柔性的。
4.根据权利要求1或2所述的蓄能器,其中,冷却剂管路(12)借助于能无工具地安置和卡入的插头(13)能固定在冷却剂通道(3)上。
5.根据权利要求1或2所述的蓄能器,其中,作为冷却元件接管(10)的入流端和出流端在确定的方向上从冷却元件(9)伸出,并且冷却剂管路(12)为了与冷却剂通道(3)连接而能与冷却通道接管(11)连接,其中,冷却通道接管(11)从冷却通道(3)伸出的方向基本上与冷却元件接管(10)从冷却元件(9)伸出的方向相同。
6.根据权利要求1或2所述的蓄能器,其中,所述冷却元件是冷却板。
7.根据权利要求1或2所述的蓄能器,其中,冷却剂通道(3)具有矩形的横截面。
8.根据权利要求7所述的蓄能器,其中,矩形的横截面具有4:1的高度-宽度比。
9.根据权利要求1或2所述的蓄能器,其中,冷却剂管路(12)至少局部是软管。
10.根据权利要求1或2所述的蓄能器,其中,冷却剂管路(12)至少局部是塑料管。
11.根据权利要求1或2所述的蓄能器,其中,冷却剂管路(12)至少局部是波纹管。
12.根据权利要求1或2所述的蓄能器,其中,所述蓄能器用于机动车。
13.一种机动车,其具有根据权利要求1至11之中任一项所述的蓄能器。
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