| 摘要 |
<P>PROBLEM TO BE SOLVED: To supply nitric oxide to a filter while preventing increase in size of an engine system and preventing the engine system from being complicated in the engine system. <P>SOLUTION: The engine system includes nitric oxide concentration increasing sections 5 and 6 that increases the concentration of nitric oxide contained in a combustion gas Y using a burner 4 when a particle attached to at least a filter 3 is ignited. <P>COPYRIGHT: (C)2012,JPO&INPIT |
