Coupled Multiphysics Numerical Simulation of a Thermo-Elastohydrodynamic O-Ring in a High-Pressure Hydrogen Gas Quick Coupler
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View abstract on PubMed
Summary
This summary is machine-generated.A new fluid-structure interaction (FSI) model analyzes high-pressure hydrogen flow in quick couplers. This research enhances the design and safety of hydrogen refueling stations by understanding seal behavior under various conditions.
Area Of Science
- Mechanical Engineering
- Materials Science
- Chemical Engineering
Background
- High-pressure hydrogen flow in quick couplers presents risks of seal damage and failure.
- Hydrogen refueling stations are crucial for future clean energy infrastructure.
- Ensuring the durability and safety of hydrogen connectors is paramount.
Purpose Of The Study
- To develop and analyze a novel mechanical fluid-structure interaction (FSI) model for high-pressure hydrogen flow.
- To investigate the transient-state behavior of seals under varying temperatures, pressures, and thicknesses.
- To enhance the design and performance of hydrogen quick couplers for refueling applications.
Main Methods
- Integrated multiphysics approach combining Finite Element Method (FEM) for solid mechanics and Finite Volume Method (FVM) for fluid flow.
- Transient-state analysis of seal compression and deformation under different operating conditions.
- Modeling nonlinear interactions between hydrogen flow and the deformable polymer seal.
Main Results
- The developed FSI model accurately captures the complex interactions between hydrogen flow and the seal.
- Seal behavior, including compression and deformation, was analyzed under various temperatures, pressures, and O-ring thicknesses.
- Nonlinear interactions influencing seal performance were identified.
Conclusions
- The coupled multiphysics model provides critical insights into the performance of high-pressure hydrogen quick couplers.
- Findings are expected to improve the design, durability, and safety of seals in hydrogen refueling stations.
- This research contributes to the advancement of reliable hydrogen energy infrastructure.
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