With the investment of various regions and national household electrical appliance networks in the new energy industry, the construction of charging piles has developed rapidly all over the world. At the same time, the layout of hydrogenation stations closely related to hydrogen fuel cell vehicles is carried out in the new energy industry. In recent years, energy vehicles have become an economic growth point and an economic development engine concerned by the whole society. Global new energy vehicles have a certain share in various countries. The rapid development and increasing share |