| 摘要 |
PROBLEM TO BE SOLVED: To provide an exhaust treatment device of a diesel engine capable of preventing thermal damage of a combustible gas production catalyst, and improving production efficiency of the combustible gas.SOLUTION: In an exhaust treatment device of a diesel engine in which a combustible gas 2 is burned in oxygen in an exhaust gas 6, a temperature of the exhaust gas 6 is raised by combustion heat, and PM accumulated in DPF is burned and removed by heat of the exhaust gas 6, a guide plate 73 is disposed on a lower face of a liquid fuel holding member 71, and an air-fuel mixture 27 falling in the liquid fuel holding member 71 flows out around the guide plate 73 along an upper face of the guide plate 73, when a heater 67 radiating heat is advanced to a catalyst inlet portion 75, and the liquid fuel holding member 71 is externally fitted to the circumference of the heater 67, in starting the production of the combustible gas. |
