| 摘要 |
PROBLEM TO BE SOLVED: To reduce a danger caused due to the addition and mixing of water in fuel by a simple and inexpensive means. SOLUTION: A fuel supply system has at least one circulation device 5 having an advance system 5a and a reverse system 5b, and the circulation device has a supply inlet 12 connected to an outlet of a homogenizing device 13. The homogenizing device 13 is provided with inlets 17, 15 for fuel and water, and these inlets are connected to supply pipes 16, 14 having shut-off devices 24, 23. The circulation device 5 is provided with a measuring device 27 detecting a composition of emulsion of fuel and water, and the measuring device 27 forms a measuring member of a control device 26 so that the shut-off devices 23, 24, 22 provided in front of at least one inlet 15,17 of the homogenizing device 13 can be changed over in accordance with a composition of emulsion of fuel and water circulating in the circulation devices 5, 7 by the measuring device 27. |
