Patent ID: 8789361
Filing Date: 2014-07-29
Classification: F01N,Y02T

Abstract:
1. An aftertreatment regeneration device for an engine having N combustion chamber(s) and producing an exhaust flow, the device comprising: a valve; a fuel injection pump having a pump body defining N+X fuel outlets each coupled to a corresponding one of a plurality of fuel lines, said N and X each being a positive integer greater than one and said fuel injection pump separately directing fuel from each of said N fuel outlet(s) through the corresponding one of said fuel lines to a corresponding one of said N combustion chamber(s) and from each of said X fuel outlet(s) through the corresponding one of said fuel lines to said valve; a fuel injector configured to inject fuel received from said valve into said exhaust flow; and at least one aftertreatment device receiving said exhaust flow from said engine and said fuel injected by said fuel injector.