Rotary oil-sealed pump 回转油垫帮浦
oil-sealed pump 油封泵
oil sealed rotary vacuum pump 油密封式旋转真空泵
rotary oil sealed mechanical pump 旋转式油封机械泵
oil-sealed rotary pump 石油蒸馏泵
oil-sealed vacuum pump [真空] 油封真空泵
positive displacement oil-sealed liquor pump 油封式正位移式打液泵
As there were leak on contact place between shaft and rotor body in built up hollow rotor, dropping discharg gas speed of pump and efficiency applied of oil sealed sliding vane rotary vacuum pump.
组合式空心转子由于轴头与转子体之间的结合面存在着渗漏，使泵的抽气效率性能下降，从而影响其在应用中的效率。
The oil sealed sliding vane vacuum pump is one of basic vacuum production equipments, wide application and more requirement.
油封式旋片真空泵是真空技术中最基本的真空获得设备之一，应用面广而量大。
Discusses the relationship between pumping speed and inlet pressure of an oil-sealed mechanical pump and the reason why its pumping efficiency drops down.
该文介绍了油封机械泵的抽速与入口压力的关系、泵抽气效率下降的原因，指出泵入口管道的流导和油蒸汽逆流是造成泵抽速下降的主要原因。
应用推荐