阅读说明：本技术 通过液压流体的电机冷却 (Electric machine cooling by means of hydraulic fluid ) 是由 沃纳·汉德勒 阿希姆·黑尔比希 于 2020-05-05 设计创作，主要内容包括：根据本发明的液压系统包括：液压回路,所述液压回路具有低压区和高压区；由第一电动机驱动的体积和/或转速可变的液压机,所述液压机具有入口和出口并且在所述液压回路的所述高压区中提供液压流体的体积流量。此外,根据本发明的液压系统还包括：至少一个可动轴,所述轴布置在所述液压回路的所述高压区处；至少一个阀,所述阀将所述高压区与所述低压区分离开；和至少一个液压流体容器,所述液压流体容器与所述液压回路的所述低压区通过液压方式连接。根据本发明的液压系统此外具有：排放管,所述排放管将来自所述液压机的泄漏的液压流体排放出去；冷却管,用于输送所述液压流体以冷却所述电动机,其中所述排放管和所述冷却管与所述液压流体容器中的至少一个流体连接。(The hydraulic system according to the invention comprises: a hydraulic circuit having a low pressure region and a high pressure region; a variable volume and/or speed hydraulic machine driven by a first electric motor, the hydraulic machine having an inlet and an outlet and providing a volumetric flow of hydraulic fluid in the high pressure region of the hydraulic circuit. Furthermore, the hydraulic system according to the present invention further comprises: at least one movable shaft arranged at the high pressure region of the hydraulic circuit; at least one valve separating the high pressure zone from the low pressure zone; and at least one hydraulic fluid reservoir hydraulically connected to the low pressure region of the hydraulic circuit. The hydraulic system according to the invention furthermore has: a drain pipe that drains leaked hydraulic fluid from the hydraulic machine; a cooling tube for conveying the hydraulic fluid to cool the electric motor, wherein the drain tube and the cooling tube are fluidly connected to at least one of the hydraulic fluid reservoirs.)