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Development of Cryogenic Pump Hydrodynamics using Inverse Design Method and CFD

Written by Hiroyoshi Watanabe and Isamu ICHIKI (Fluid Machinery & Systems Company, Ebara Corporation)

What's inside?

This paper presents the results of the development of a cryogenic pump, consisting of inducer, impeller and diffuser, for Liquefied Natural Gas (LNG) transfer and pressurization. The newly designed pump was tested by using water test tunnel and showed good suction performance.

 

Inducer design is very important to achieve high suction performance. In this study an inducer was newly designed using a three-dimensional inverse design method, whereby the three-dimensional blade geometry was numerically obtained for specified loading distribution of blade.

Development of Cryogenic Pump Hydrodynamics Cover

In this publication, you will:

  1. Understand the design technics to create a newly designed pump with the 3D Inverse Design method to achieve a good suction performance.
  2. Discover how to control the blade loading and to accelerate the cryogenic pump development with enhanced cavitation performance.
  3. See the advantage of using a three-dimensional based approach, which enables the efficient development of cryogenic pumps for Liquefied Natural Gas transfer and pressurization with high suction performance and pump efficiency.
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