Toyota jidosha kabushiki kaisha (20240209518). WATER ELECTROLYSIS DEVICE simplified abstract

WATER ELECTROLYSIS DEVICE

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Toshiaki Kusakari of Sunto-gun (JP)

WATER ELECTROLYSIS DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240209518 titled 'WATER ELECTROLYSIS DEVICE

The abstract describes a water electrolysis device that generates hydrogen and oxygen through the electrolysis of water using multiple cells within a stack. The device includes passages for water supply and hydrogen flow, a gas-liquid separator for separating oxygen and water, and a hydrogen combustion member with a catalyst.

• Water electrolysis device for obtaining hydrogen and oxygen through electrolysis of water.
• Includes a stack of water electrolysis cells, water supply passage, hydrogen side passage, gas-liquid separator, and hydrogen combustion member.
• Gas-liquid separator performs separation of oxygen and water from the electrolysis process.
• Hydrogen combustion member contains a catalyst for efficient hydrogen combustion.
• Overall design allows for the efficient production of hydrogen and oxygen through water electrolysis.

Potential Applications: - Hydrogen production for fuel cells - Oxygen generation for medical or industrial use - Renewable energy storage solutions

Problems Solved: - Efficient and clean production of hydrogen and oxygen - Integration of gas-liquid separation for improved process efficiency

Benefits: - Sustainable production of hydrogen and oxygen - Reduced environmental impact compared to traditional methods - Enhanced safety features for handling generated gases

Commercial Applications: Title: "Innovative Water Electrolysis Device for Sustainable Hydrogen Production" This technology can be utilized in industries such as: - Energy storage - Chemical manufacturing - Transportation (fuel cell vehicles)

Questions about Water Electrolysis Devices: 1. How does the gas-liquid separator improve the efficiency of the electrolysis process? - The gas-liquid separator helps separate oxygen and water, allowing for better control of gas flow and purity. 2. What are the key factors to consider when choosing a catalyst for hydrogen combustion in such devices? - Factors such as catalyst activity, stability, and cost-effectiveness play a crucial role in selecting the right catalyst for hydrogen combustion.

Original Abstract Submitted

a water electrolysis device is configured to obtain hydrogen and oxygen by performing electrolysis of water with a plurality of water electrolysis cells. the water electrolysis device includes a water electrolysis stack that includes the water electrolysis cells, a water supply side passage including first piping through which water supplied to the water electrolysis stack flows, and second piping, a hydrogen side passage through which hydrogen generated in the water electrolysis stack flows, a gas-liquid separator that is provided in the water supply side passage and that is configured to perform gas-liquid separation of a fluid containing oxygen and water discharged from the water electrolysis stack, and a hydrogen combustion member that contains a hydrogen combustion catalyst and that is disposed on an inner side of the second piping. the second piping connects the water electrolysis stack and the gas-liquid separator.