A motor vehicle comprising a fuel cell and a supply assembly providing a supply to the fuel cell wherein the supply assembly comprises a centrifugal compressor for compressing a reagent, the centrifugal compressor comprising an impeller having, in order: a shaft portion extending along an inlet axis; a circumferential edge extending annularly around the inlet axis; a connecting portion extending from the shaft portion to the circumferential edge; first and second vanes protruding from the connection portion, where each of the second vanes is arranged between two respective vanes to form two respective radial flow channels for the reagent; wherein the first blade and the second blade have respective contours along respective curvilinear abscissas, the contours having a shape equal to each other and being positioned to be uniformly distributed according to a periodic or angular step around the inlet axis, and wherein the contour of the second blade is shorter than the contour of the first blade.
一种机动车辆,包括燃料电池和为燃料电池提供供给的供应组件,其中,供应组件包括用于压缩试剂的离心式压缩机,离心式压缩机包括叶轮,叶轮依次具有:轴部,沿入口轴线延伸;圆周边缘,围绕入口轴线环形地延伸;连接部,从轴部延伸到圆周边缘;第一叶片和第二叶片,从连接部突出,其中,第二叶片中的每个叶片布置在两个相应的叶片之间,以形成用于试剂的两个各自的径向流动通道;其中,第一叶片和第二叶片沿着各自的曲线横坐标具有各自的轮廓,轮廓具有彼此相等的形状并且被定位成围绕入口轴线根据周期或角度步长均匀地分布,其中,第二叶片的轮廓比第一叶片的轮廓短。
Motor vehicle equipped with fuel cell with improved sound emission
装配有具有改进的声音发射的燃料电池的机动车辆
15.04.2025
Patent
Elektronische Ressource
Chinesisch
MOTOR VEHICLE PROVIDED WITH FUEL CELLS WITH AN IMPROVED SOUND EMISSION
Europäisches Patentamt | 2025
|Europäisches Patentamt | 2020
|Europäisches Patentamt | 2017
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