| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method and device for preventing blockage of a fuel injection nozzle of a particulate filter regeneration burner surely preventing blockage of the fuel injection nozzle by preventing carbonization of fuel remaining in the fuel injection nozzle and stably regenerating the particulate filter. <P>SOLUTION: This device is provided with a cooling means 50 cooling the fuel injection nozzle 4, and an air purge means 60 executing air purge of the fuel injection nozzle 4 when fuel injection from the fuel injection nozzle 4 is completed. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
