| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology making it possible to sail in a place having a height-limit while avoiding a state corresponding to the height-limit in a fuel cell ship that sails using a fuel cell as a power source.SOLUTION: A fuel cell ship 1 sails using a fuel cell 5 as a power source. The fuel cell ship 1 includes a fuel tank 6 to store hydrogen that is a fuel to be supplied to the fuel cell 5. The fuel tank 6 is located in water and is vertically movable during sailing. A vertical position of a hull 2 with respect to a water level is changeable by vertical movement of the fuel tank 6. |
