| 摘要 |
PROBLEM TO BE SOLVED: To provide a fuel adding device to a catalyst device capable of accurately metering and atomizing the supplying fuel as well as being equipped with safety. SOLUTION: The fuel adding device to a catalyst device for adding the fuel for reduction to a catalyst device 2 equipped with an exhaust pipe 1 of a diesel engine comprises a venturi 3 provided in the exhaust pipe 1 on the upstream side of the catalyst device 2, a pump 5 provided in a fuel tank 4, a fuel meter 6 metering the fuel discharged from the pump 5 provided in the fuel tank 4 and supplying into the venture 3, and a controller 10 controlling the pump 5 and the fuel meter 6.
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