Technical Challenges and Cost

One of the main reasons why RR and hydrogen engines have not found widespread use is the technical challenges and high cost of their production. For example, RR engines, although promising, require specialized equipment and materials, which can be expensive. Manufacturing processes and technologies have not yet reached the level of maturity to make their mass production economically feasible.

Similarly, hydrogen technologies face challenges in storing and transporting hydrogen. Hydrogen requires storage under high pressure or as a liquid at very low temperatures, which requires significant investment in infrastructure and technology. These complexities increase the cost of hydrogen cars and make them less accessible to the general public.

Infrastructure Constraints

Developing the infrastructure to support new technologies is another significant hurdle. Hydrogen cars require an extensive network of filling stations, which are not yet sufficiently developed. The creation of such stations requires significant investment and time. The same applies to the infrastructure for hydrogen engines, which is currently in the early stages of development.

Competition with Other Technologies

Modern technologies such as electric vehicles have become a major alternative to traditional internal combustion engines. Electric vehicles, thanks to the development of battery technology and the expansion of the charging infrastructure, have already become more accessible and attractive to consumers. Their success creates competition for hydrogen and hydrogen technologies, which cannot yet offer the same advantages in terms of accessibility and convenience.

Economic and Political Factors

Investments in alternative technologies depend on the economic and political environment. For example, in some countries, government subsidies and programs to support the development of electric vehicles may discourage investment in hydrogen technologies. Moreover, large oil and gas companies, which may have an interest in supporting traditional energy sources, may influence policy and the development of new technologies.

Technology Development

Both hydrogen and hydrogen technologies are still in the active development stage. Research and development are ongoing, and some of the problems associated with these technologies may be solved in the future. For example, scientists are working on creating more efficient and cost-effective hydrogen storage systems and developing new ways to produce hydrogen engines.

Conclusion

Hydrogen and hydrogen engines have the potential to become important elements of a sustainable future of transport, but at the moment they face a number of problems that hinder their widespread use. Technical difficulties, high costs, the need for infrastructure development, and competition with other technologies are the main obstacles. However, with the development of science and technology, as well as global efforts to combat climate change, these technologies may become more accessible and widespread in the future.

It is important to support research and development in this area so that we can eventually see a wider application of alternative energy sources and technologies that will help us create a cleaner and more sustainable future.

Thank you all for your attention to such a specific topic...one that I have been interested in for a long time..!