The performance degradation of electrical submersible pump (ESP) caused by high gas
volume fraction (GVF) has always been a common problem in the field of oil and gas …

Flow and phase separation in gas–liquid multiphase pumps is easy to occur, which
deteriorates their performance and mixed transportability. Many research achievements …

The present work investigates the dimensional and similarity representations of two-phase
flows in centrifugal pumps. A new parametrization scheme is advanced for the capacity (ϕ …

针对离心泵气液两相压升难以准确预测的问题, 该研究构建了基于机器学习的离心泵压升预测
模型. 通过试验获得入口体积含气率, 转速和液相流量对离心泵两相压升性能的影响规律 …

As key devices to lift deep-sea oil and gas, mixed-flow pumps can transport multiphase flow
with high inlet gas volume fraction (IGVF). Performance parameters of mixed-flow pumps …

The mixed-flow pump performs well in transporting gas–liquid mixtures with large flow rates
and high inlet gas volume fractions. However, its extensive development is still limited by the …

The behaviors of bubbles in a vortex pump play a crucial role in its performance when
handling gas–liquid flows. However, not much research has been done on the distribution of …

Head degradation and performance failure will occur when centrifugal pumps work under
high gas volume fraction. The gas–liquid two-phase flow patterns and bubble size in a …

The inlet bubble sizes and their coalescence and collapse behavior are the key factors
affecting the performance and transportability of the multiphase pump. In this paper, a …

Three-dimensional liquid/gas flow mixture simulations of a centrifugal pump are performed
by a hybrid two-phase solver, which comprises a blending between a Volume-of-Fluid-like …