Patent · US Active

Method for regulating an exhaust-gas aftertreatment device of an internal combustion engine

US10364722B2 · kind B2 · utility

0Cited by

1References

18Claims

0Family size

Assignee

FEV Europe GmbH · DE

Inventors

Sebastian Petri · Bonn, DE
Eric Brueckner · Champaign, US
Ibrahim Can Ozyalcin · Aachen, DE

Key dates

Filing date	Oct 18, 2017
Grant date	Jul 30, 2019
Priority date	—
Expiry date	Oct 21, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/40
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

A method for regulating an exhaust-gas aftertreatment device for an internal combustion engine, wherein respectively one loading state of a first SCR component and of a second SCR component arranged downstream of the first SCR component is determined. The loading state of the second SCR component is regulated by way of a dosing system for dosing a reducing agent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.