This paper deals with the pressure ripple of the double vane pump using modern spectrum analysis—maximum entropy spectral estimation and indicates the causes of pressure ripple.
本文应用现代谱估计方法——最大熵谱估计分析了双联叶片泵供油系统的压力波动，指出了产生压力波动的原因。
The noise question of the double-acting vane pump was discussed, and the related ways were proposed to reduce the vane pump noise.
针对双作用叶片泵出现的噪声问题进行探讨，并提出了降低叶片泵噪声的相关途径。
This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.
本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。
Design contour curves of the stator transition zone is a technical key-problem for the design of double-acting vane pump of high-performance.
定子过渡曲线的设计是高性能双作用叶片泵设计的技术关键。
The double attraction centrifugal pump consists of rotation shaft, pump body, pump cover, and double attraction vane wheel comprising two back-to-back installed vane wheels.
它包括转轴、泵体、泵盖，两个叶轮背靠背地安装在一起，构成双吸叶轮；
The double attraction centrifugal pump consists of rotation shaft, pump body, pump cover, and double attraction vane wheel comprising two back-to-back installed vane wheels.
它包括转轴、泵体、泵盖，两个叶轮背靠背地安装在一起，构成双吸叶轮；
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