Invention Grant
- Patent Title: Exhaust treatment methods and systems
- Patent Title (中): 排气处理方法和系统
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Application No.: US12776486Application Date: 2010-05-10
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Publication No.: US08701388B2Publication Date: 2014-04-22
- Inventor: Eugene V. Gonze , Michael J. Paratore, Jr.
- Applicant: Eugene V. Gonze , Michael J. Paratore, Jr.
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Agency: Cantor Colburn LLP
- Main IPC: F01N3/035
- IPC: F01N3/035 ; F01N3/10 ; F01N9/00
Abstract:
A method of controlling an exhaust treatment system, comprising: selectively determining a first control state from a plurality of control states based on an exhaust temperature and a plurality of activation temperatures; estimating a reductant dose based on the control state; and controlling an injection of a reductant to the exhaust treatment system based on the reductant dose.
Public/Granted literature
- US20110271660A1 EXHAUST TREATMENT METHODS AND SYSTEMS Public/Granted day:2011-11-10
Information query
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