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公开(公告)号:US20110247316A1
公开(公告)日:2011-10-13
申请号:US13047479
申请日:2011-03-14
CPC分类号: F01N3/208 , F01N9/00 , F01N2550/05 , F01N2560/06 , F01N2610/02 , Y02A50/2325 , Y02T10/24 , Y02T10/47
摘要: The present application relates to a method of controlling urea dosing in an exhaust system of a vehicle. The method includes adjusting the urea dosing based on the severity of urea deposition on an SCR catalyst, where the urea dosing is reduced as the severity increases.
摘要翻译: 本申请涉及在车辆的排气系统中控制尿素给药的方法。 该方法包括基于在SCR催化剂上的尿素沉积的严重性来调节尿素给药,其中随着严重性的增加尿素给药量减少。