A bipolar plate fluid performance simulation method and device

By using the cross-tube structure in the fuel cell to form the fluid domain structure of the bipolar plate and perform fluid simulation calculations, the problem of inefficient fluid performance simulation of bipolar plates in the prior art is solved, and a more efficient simulation process is achieved.

CN113935255BActive Publication Date: 2025-03-18DONGFENG MOTOR GRP
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Patent Information

Application Number
CN202111014166.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-08-31
Publication Date
2025-03-18
Estimated Expiration
2041-08-31

AI Technical Summary

Technical Problem

The prior art is difficult to efficiently simulate the fluid performance of bipolar plates in fuel cells, resulting in huge waste of computing resources and time, which cannot meet the needs of project development.

Method used

The cross-tube structure is used as the fluid channel to form the fluid domain structure of hydrogen, air and coolant of the bipolar plate, build a fluid domain structure model, and perform fluid simulation calculations to obtain fluid performance parameters.

Benefits of technology

By simplifying the fluid motion dimension in the fluid domain, reducing the complexity of the fluid domain structural model, directly performing simulation calculations based on each fluid channel, avoiding volume network division calculations, and significantly improving the efficiency of bipolar plate fluid performance simulation.

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Abstract

The present invention relates to the technical field of bipolar plate fluid simulation, and specifically to a method and device for simulating the fluid performance of a bipolar plate. The method comprises: using a cross-tube structure as a fluid channel, respectively forming the fluid domain structures of hydrogen, air and coolant of the bipolar plate, and constructing a fluid domain structure model of the bipolar plate; performing fluid simulation calculations on the fluid domain structure model of the bipolar plate to obtain the fluid performance parameters of the bipolar plate. The present invention uses a local one-dimensional cross-tube structure as a fluid channel in the fluid domain of the bipolar plate, simplifies the dimension of fluid movement in the fluid domain, and reduces the complexity of the fluid domain structure model, so that simulation calculations can be directly performed based on each fluid channel, avoiding the use of body network division calculations, and improving the efficiency of fluid performance simulation of bipolar plates in fuel cells.
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