| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an exhaust gas temperature control device capable of providing target exhaust gas temperature even if a factor affecting temperature rise such as opening error at a time of full close of an exhaust shutter varies. <P>SOLUTION: This exhaust gas temperature control device operates as an operation control means S1-S4, S8 determining target idling speed, closing the exhaust shutter, and executing engine control to operate the engine at the determined target idling speed, a present state confirming means S5 confirming indicated fuel injection quantity during operation control by the operation control means, a target determination means S6 determining target indicated fuel injection quantity at the target idling speed, and a revolution speed correction means S7 correcting the target idling speed based on the indicated fuel injection quantity and the target indicated fuel injection quantity. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
