| 摘要 |
<p>PROBLEM TO BE SOLVED: To regenerate a filter without damaging it and prevent incomplete burning. SOLUTION: A DPF 11 is disposed in a storage cylinder 14, provided at an exhaust pipe 12 connected to an engine 13, so as to collect particulates contained in exhaust gas of the engine 13. A controller 31 reads a heating condition, corresponding to the collection quantity of particulates collected by the DPF 11, from an ROM 31a, and controls the driving of a heater 15 on the basis of the heater temperature Toff, Ton of the read heating condition so as to control the heating of the DPF 11. The controller 31 further controls the driving of an air supply pump 21 on the basis of the air supply quantity V to supply air to the DPF 11 for the regeneration of the DPF 11.</p> |
