| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a device for control of exhaust pipe injection capable of properly controlling the fuel injection quantity regardless of the engine rotation speed. <P>SOLUTION: The device for control of exhaust pipe injection includes: a target injection quantity setting unit 172 which sets the target injection quantity to be injected at a time from an exhaust pipe injector 141 according to the engine rotation speed and the exhaust gas flow rate; a BPW map 173 in which the fuel injection time of the exhaust pipe injector 141 is set to make sure that the target injection quantity of fuel with respect to the target injection quantity and the exhaust pipe injection fuel pressure is injected; and an exhaust pipe injection execution unit 174 which, by referring to the BPW map 173 on the basis of the target injection quantity and the exhaust pipe injection fuel pressure, performs injection from the exhaust pipe injector 141. <P>COPYRIGHT: (C)2012,JPO&INPIT |
