reinforced carbon fibers. The optimum design of full-winding mode is carried out.
The cylinder reaches 70 MPa of working pressure. Car running-in test has been
carried out in Canada since 2006. At present, the company is carrying out research
on the urgent problems to be solved in the industrialization of fuel cell vehicles,
such as simplification of complex systems of fuel cell vehicles, practicality of
materials, durability and long-life fuel cells.
In 2000, General Motors (GM) used metal hydride to store hydrogen. The
driving distance of fuel cell vehicles reached 800 km. Dyke Motor Company uses
liquid hydrogen storage at a distance of 450 km. Honda Motor Company of Japan
launched hydrogen fuel cell vehicle FCX-V by adopting metal hydride hydrogen
storage container (LaNi5) in June 1999. In September 2000, it was changed to a
25 MPa high-pressure hydrogen storage vessel with a volume of 100 L. FCX-ZC2
hydrogen fuel cell vehicle was launched in 2006. It uses high-pressure hydrogen
storage vessel with working pressure of 34.4 MPa, vessel volume of 156 L
(68 + 88), hydrogen storage mass of 3.75 kg and driving distance of 430 km.
Toyota Motor Company of Japan began to develop fuel cell vehicles in 1992,
and began to develop fuel cell vehicles with high-pressure hydrogen storage containers in 2001. In the same year, a fuel cell bus with a high-pressure hydrogen
storage container was launched jointly with Hino Motor Company. In recent years,
35 and 70 MPa high-pressure hydrogen storage containers have been developed,
which were certified by Japan High Pressure Gas Safety Association in April 2004
and January 2005 respectively, and used in fuel cell vehicles. Among them,
35 MPa high-pressure hydrogen storage vessel meets the Japanese “Technical
Standard for Vehicle Compressed Hydrogen Fuel Device Vessel”. The
high-pressure hydrogen storage vessel adopts a new technology to prevent
hydrogen penetration, and a layer of nylon resin to prevent hydrogen leakage is
added to the inner side of the aluminum liner. The outer side of the aluminum liner
adopts high-strength carbon fiber winding technology, which realizes lightweight
and high strength. Especially after adding a layer of nylon resin to prevent hydrogen
leakage, the hydrogen storage capacity of 35 MPa storage container with the same
volume increased by about 10%, and the driving distance of the car increased from
300 to 330 km. Compared with 35 MPa high-pressure hydrogen storage vessel,
70 MPa high-pressure hydrogen storage vessel can increase hydrogen storage to 1.7
times and travel distance to 500 km. In particular, the reliability of hydrogen
storage is improved by equipping solenoid shutoff valves in hydrogen storage
containers. Toyota is investigating how the freezing of water generated by fuel cells
will affect vehicle driving distances, and plans to develop pumps and control valves
that work normally at low temperatures of −20 °C.
13.1.3.2 Carbon Fiber Winding Composite Gas Cylinder for Domestic
Fuel Cell Vehicle
China began to produce composite materials in 1958 and used glass fiber phenolic
resin ablation heat-proof warheads for military long-range rockets in 1961.
13.1 Pneumatic System and Fuel Cell Hydrogen Transmission System
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