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    • 4. 发明申请
    • Two phase flow conditioner for pumping gassy well fluid
    • 两相流动调节器,用于泵送瓦斯井液
    • US20050186065A1
    • 2005-08-25
    • US10784340
    • 2004-02-23
    • Brown WilsonDonn Brown
    • Brown WilsonDonn Brown
    • F04D29/22F04D31/00F01D1/00
    • E21B43/128E21B43/38F04D13/10F04D29/2288F04D31/00
    • A centrifugal pump pumps well fluid with a high gaseous content by conditioning the well fluid with a conditioning impeller and conditioning diffuser design for use with gaseous well fluid. The conditioning impellers have vanes that are curved with a leading edge that is rotationally forward and axially below, or upstream, of a trailing edge. The outer end of the leading edge is rotationally forward of the inner end of the leading edge, which forces the well fluid radially inward and mixes the gas and liquids in the well fluid. The conditioning diffusers have blades that are curved with a leading edge that is rotationarily rearward and axially below a trailing edge. The blades are portions of a sphere, with a concaved side receiving well fluid from the conditioning impellers. The spherical shape forces the well fluid radially inward and axially upward.
    • 离心泵通过用调节叶轮调节井流体和用于气井流体的调节扩散器设计来泵送具有高气体含量的良好流体。 调节叶轮具有弯曲的叶片,前缘具有前缘并且在后缘的轴向下方或上游。 前缘的外端在前缘的内端旋转向前,这迫使井流体径向向内,并将气体和液体混合在井液中。 调理扩散器具有弯曲的叶片,其前缘具有向后并且在后缘的轴向下方的前缘。 叶片是球体的一部分,其凹面从调节叶轮接收良好的流体。 球形形状迫使井流体径向向内和轴向向上。