Toyota jidosha kabushiki kaisha (20240301564). FUEL CELL SEPARATOR MANUFACTURING METHOD simplified abstract
Contents
FUEL CELL SEPARATOR MANUFACTURING METHOD
Organization Name
toyota jidosha kabushiki kaisha
Inventor(s)
Yusuke Nomura of Toyota-shi (JP)
Hijiri Hirata of Toyota-shi (JP)
Tsuyoshi Seguchi of Toyota-shi (JP)
FUEL CELL SEPARATOR MANUFACTURING METHOD - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240301564 titled 'FUEL CELL SEPARATOR MANUFACTURING METHOD
The present disclosure involves a method for manufacturing a fuel cell separator by immersing a stainless-steel base material in an acidic solution with a high fluorine ion concentration and specific pH levels for a set period of time to modify the surface of the material.
- Stainless-steel base material is formed into a separator shape.
- Immersion in an acidic solution with a fluorine ion concentration of 0.1 ppm or higher and a pH of 1±0.2 at 80±5°C for 60 minutes or longer.
- Modification treatment is performed on the surface of the stainless-steel base material.
Potential Applications: - Fuel cell technology - Renewable energy systems - Manufacturing processes for separators in various industries
Problems Solved: - Enhancing the performance and durability of fuel cell separators - Improving the efficiency of fuel cell systems - Providing a cost-effective manufacturing method for separators
Benefits: - Increased longevity of fuel cell separators - Enhanced conductivity and efficiency in fuel cell systems - Reduced maintenance and replacement costs
Commercial Applications: Title: Advanced Fuel Cell Separator Manufacturing Method This technology can be utilized in the production of fuel cell components for automotive, aerospace, and stationary power applications. It has the potential to revolutionize the fuel cell industry by improving the performance and durability of separators.
Questions about Fuel Cell Separator Manufacturing Method: 1. How does the modification treatment impact the surface properties of the stainless-steel base material? - The modification treatment alters the surface chemistry of the material, improving its resistance to corrosion and enhancing its conductivity.
2. What are the key parameters that determine the effectiveness of the immersion process in the acidic solution? - The fluorine ion concentration, pH level, temperature, and duration of immersion are critical factors that influence the outcome of the modification treatment.
Original Abstract Submitted
the present disclosure relates to a fuel cell separator manufacturing method involving immersing a stainless-steel base material formed into a shape of a separator in an acidic solution having a fluorine ion concentration of 0.1 ppm or higher and a ph of 1�0.2 at 80� c.�5� c. for 60 minutes or longer to perform a modification treatment on a surface of the stainless-steel base material.