| 摘要 |
PROBLEM TO BE SOLVED: To certainly maintain a low concentration of sulfur in fuel in a fuel supply system.SOLUTION: The fuel supplied from a filler opening 10 is stored in a sub fuel tank 24. A sulfur removal device 22 reduces the sulfur concentration in the fuel in the sub fuel tank 24. The fuel supplied from the sub fuel tank 24 and having a low sulfur concentration is stored in a main fuel tank 20. The fuel in the main fuel tank 20 is supplied to an engine 42. |
