Synthetic matching of VNT, electronically controlled pump and the aftertreatment system and investigating of the variation of the particulate exhaust at 13 operating conditions.
综合匹配电控VNT、电控泵和后处理系统后，研究发动机十三工况微粒的变化情况。
In this paper, the pumping principle, definition, performance of dry vacuum pump and its applications are described. Then briefly introduce the method to pump the particulate material with dry pump.
本文介绍了干式真空泵的抽气原理、定义和特点及其应用，最后简述了干式泵抽除颗粒物质的措施和方法。
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