HYDROGEN ENGINE

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Kazuhiro Ohmae of Atsugi-shi (JP)

Jun Miyagawa of Numazu-shi (JP)

Shiro Tanno of Kawasaki-shi (JP)

Shinji Harada of Sunto-gun (JP)

HYDROGEN ENGINE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240159205 titled 'HYDROGEN ENGINE

Simplified Explanation

The abstract describes a hydrogen engine that injects hydrogen gas into a combustion chamber using an injector connected to a pressure accumulation chamber and a communication hole. The pressure accumulation chamber defining portion is designed with high thermal conductivity to match the combustion chamber wall.

The hydrogen engine includes an injector for hydrogen gas injection.
A pressure accumulation chamber is connected to the injector.
A communication hole links the pressure accumulation chamber to the combustion chamber.
The pressure accumulation chamber defining portion has high thermal conductivity.
The design aims to improve the efficiency and performance of the hydrogen engine.

Potential Applications

The technology could be applied in hydrogen-powered vehicles, stationary power generators, and other hydrogen fuel systems.

Problems Solved

This innovation addresses the challenge of efficiently injecting hydrogen gas into a combustion chamber while maintaining high thermal conductivity.

Benefits

The hydrogen engine design can enhance combustion efficiency, reduce emissions, and improve overall performance.

Potential Commercial Applications

The technology could be utilized in automotive industry for hydrogen-powered vehicles, as well as in industrial applications for stationary power generation.

Possible Prior Art

Prior art may include existing hydrogen engine designs with different methods of hydrogen gas injection and combustion chamber configurations.

Unanswered Questions

How does the design of the pressure accumulation chamber defining portion impact the overall efficiency of the hydrogen engine?

The high thermal conductivity of the pressure accumulation chamber defining portion helps to maintain consistent temperatures within the combustion chamber, which can lead to more efficient combustion of hydrogen gas.

What are the potential challenges in implementing this technology in existing combustion engines?

One potential challenge could be the integration of the pressure accumulation chamber defining portion with the existing engine design, as well as ensuring compatibility with different combustion chamber configurations.

Original Abstract Submitted

a hydrogen engine in which hydrogen gas is supplied into a combustion chamber as fuel, comprises: an injector for injecting hydrogen gas; a pressure accumulation chamber communicating with an injection hole of the injector; a communication hole communicating with the pressure accumulation chamber and the combustion chamber; and a pressure accumulation chamber defining portion provided between the injector and the combustion chamber and defining the pressure accumulation chamber and the communication hole. the pressure accumulation chamber defining portion is formed separately from the injector and has a thermal conductivity equal to or higher than a thermal conductivity of a combustion chamber wall defining the combustion chamber.