Wiki - All about hydrogen

Updated on 14 May 2024

Green Hydrogen

The Versatile Energy Vector for a Sustainable Future #

According to the definition listed by Wikipedia, green hydrogen is “produced by the electrolysis of water, using renewable electrictiy.” This key differentiator is that it is produced with renewable electricity unlike other forms of hydrogen, such as blue hydrogen, makes it an essential part of the next part of the energy transition.

The decisive feature of green hydrogen is that it is a chemical energy carrier that can be generated with renewable electricity and does not reqire other material inputs than water. Once it has been produced, it can be used as an energy carrier itself or as a basic product for other renewable materials such as renewable synthetic methane, green methanol, etc. Therefore, the sufficient availability of green hydrogen will represent a major leap forward in the quest for sustainable energy solutions.

Apart from water electrolysis, other there are other ways to produce the gas:

Biomass Gasification: This method involves converting organic material, such as agricultural waste, into hydrogen gas, carbon dioxide, and carbon monoxide. When coupled with carbon capture and storage (CCS) technologies, the carbon emissions can be significantly reduced or even eliminated, contributing to the green hydrogen production process.

Photoelectrochemical Water Splitting: This cutting-edge technique uses sunlight directly to split water into hydrogen and oxygen through a process that mimics photosynthesis. Though still in the research phase, it holds promise for a direct, efficient renewable energy route to hydrogen production.

Engage with the future of energy using green hydrogen #

As we continue to innovate and explore diverse methods of producing green hydrogen, it becomes clear that this energy carrier is more than just a product; it’s a pathway to a sustainable future. By integrating hydrogen into various sectors, we’re not just addressing the need for clean energy but also opening a dialogue on sustainable practices, innovation, and international cooperation.

Pipe transporting green hydrogen in a renewable gas system erected by GRZ.

Did this article help you?