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Meijin Energy explores the field of solid-state hydrogen storage technology and breaks through the bottleneck of commercial application of hydrogen energy in multiple dimensions

Sep 11, 2023

Meijin Energy explores the field of solid-state hydrogen storage technology and breaks through the bottleneck of commercial application of hydrogen energy in multiple dimensions.

Hydrogen energy has been repeatedly mentioned in the context of the national "peak carbon and carbon neutral" strategy, and as the ultimate clean energy source, it will be an important part of the construction of a new type of power system in the next few decades. According to the plan disclosed in the White Paper on China's Hydrogen Energy and Fuel Cell Industry, by 2030, China's hydrogen demand will reach 35 million tons, forming a complete hydrogen energy industry technology innovation system, clean energy hydrogen production and supply system, accounting for 5% of the end energy system, while by 2050 this figure will reach at least 10%, which can reduce carbon dioxide emissions by 700 million tons. Hydrogen energy into the whole energy system, help to improve China's high-carbon energy structure, to ensure energy security.

 

What is the goal of hydrogen energy development in China? Where are the biggest bottlenecks and pain points at this stage? What is the future development direction of hydrogen energy? What are the potential players in the market?" etc., let's find out.

 

Hydrogen storage and transportation has become a "bottleneck" that needs to be broken through for the commercial application of hydrogen energy.

 

The current constraints on the scale of hydrogen energy market application of a key issue is the relatively high cost. There are many factors affecting the cost, in which the storage and transportation link is the commercialization of hydrogen energy application urgently need to break through the "bottleneck". As Gan Yong, academician of the Chinese Academy of Engineering, said, "the economic problem of hydrogen energy utilization can be solved, one of the keys is how to reduce the cost of hydrogen transportation link."

 

In recent years, China's hydrogen industry in the policy support, has initially mastered the hydrogen preparation, storage and transportation, hydrogen, fuel cells and system integration and other major technologies and production processes, while in some areas to achieve small-scale demonstration applications of fuel cell vehicles.

 

Hydrogen storage and transportation are not separated, how to store in the previous step, decide how to transport in the next step, from the technical level, hydrogen storage and transportation of a total of three ways of gas, liquid and solid. Currently the most widely used is the high-pressure gaseous long tube trailer transportation, the advantage is the low cost of a single unit, the most mature technology, but the transportation distance and the amount of hydrogen carrying capacity is his obvious shortcomings, the amount of hydrogen carrying capacity is too low, resulting in a significant increase in the overall cost, and the existence of high-pressure characteristics, resulting in poor security; liquid hydrogen storage and transportation in the field of aerospace and aviation has always been more popular, with a high energy density, high bulk density, short refueling time and so on, but the liquefied High energy consumption of the system, high adiabatic requirements for hydrogen storage containers, technical difficulties, one-time investment costs are too high and other shortcomings, hindering its commercialization.

 

According to industry insiders' prediction, in the background of hydrogen energy storage and transportation urgently need to reduce cost and increase efficiency, solid state hydrogen storage will become the future development direction of hydrogen storage and transportation in China, relying on the characteristics of long storage time, and can greatly increase the volume of hydrogen density while guaranteeing the safety of hydrogen.

Feiqi Technology leads the industry in developing solid-state hydrogen storage field

 

At present, the research and development of solid state hydrogen storage technology is being actively promoted all over the world. Economically developed countries and regions such as the United States, Japan, South Korea and other countries have been at the forefront of the research and development of this technology, and European countries are also actively developing this technology. Compared with foreign countries, China's research in solid state hydrogen energy storage technology started late, but with continuous innovation and enhanced investment in recent years, substantial progress has been made.

 

Meijin Energy, as a pioneer enterprise in the layout of the whole domestic hydrogen energy industry chain, has continuously invested in scientific research in the field of solid-state hydrogen storage in recent years, and realized a breakthrough in the domestic solid-state hydrogen storage technology by virtue of a strong scientific research team. At the same time, by virtue of the advantages of the upstream-midstream-downstream hydrogen energy ecological chain of the whole lifecycle, the solid-state hydrogen storage technology has been put into the market, and then fed back the investment in scientific research and development through the market, which has formed a benign closed circle, and continuously iterative research and development. Solid-state hydrogen storage technology has become one of the representative enterprises in this field in China.

In the field of passenger transportation, Feiqi Technology under Meijin Energy has successfully developed the world's first solid-state hydrogen storage fuel cell bus, which adopts a low-pressure alloy hydrogen storage system with independent intellectual property rights.

 

It is reported that the low-pressure alloy hydrogen storage system can solve the current problems of hydrogen fuel storage safety, as well as the difficulties in approving and acquiring land for hydrogen refueling stations, thus helping the development of the hydrogen fuel cell industry.

 

In the field of freight transportation, Feiqi Technology has also developed and delivered a 4.5-ton solid-state hydrogen storage fuel cell refrigerator truck using the same pressure alloy hydrogen storage technology. It is reported that the car compartment volume of 19.2m³, the use of polyurethane foam insulation, class F reefer, good refrigeration effect, high insulation performance, to meet the requirements of a variety of types of transportation, such as fresh, frozen goods.

 

Japan in the field of hydrogen energy research and development started earlier, as early as 1974, Japan put forward the "sunshine program" and "moonlight program", hydrogen energy and fuel cells in the program focus on research and development issues. As a leading hydrogen energy company in Japan, Toyota launched the first fuel cell car equipped with solid-state hydrogen storage system in 1996, and updated a solid-state hydrogen storage fuel cell car FCVH-2 in 2001, the driving range has been as high as 300km in that year.

 

Meijin Energy, as a leading enterprise in the whole industrial chain of hydrogen energy in China, has made breakthroughs in both R&D and marketization in the field of solid-state hydrogen storage, but it still hasn't stopped the pace of scientific research. In recent years, Meijin Energy has reached in-depth cooperation with a number of domestic and foreign head enterprises in the field of hydrogen energy industry technology. It is believed that by joining hands with many parties, the future will bring new breakthroughs in solid hydrogen storage technology, which will form a lighthouse effect, leading to a blossoming in the whole field of hydrogen storage and transportation, breaking through the "bottleneck" of hydrogen commercialization, and creating a high-efficiency and low-cost business environment for the hydrogen energy industry.

 

By then, hydrogen energy will also be more widely used in many fields, from 1 to N, to realize the established development goals of the Medium and Long-term Plan for the Development of the Hydrogen Energy Industry (2021-2035), and help China's dual-carbon strategy.