Method and device for controlling an exhaust treatment system

US6945037B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Holger Plote · Fellbach, DE
• Andreas Krautter · Steinheim, DE
• Michael Walter · Kornwestheim, DE
• Juergen Sojka · Gerlingen, DE

Key dates

• Filing date: Dec 22, 2001
• Grant date: Sep 20, 2005
• Expiry date: Dec 22, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/40
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

A method and a device for controlling an internal combustion engine having an exhaust gas aftertreatment system are described. A quantity which characterizes the state of the exhaust gas aftertreatment system is determined based on at least one characteristic operating quantity of the internal combustion engine.