Soot Monitoring of Gasoline Particulate Filters Using a Radio-Frequency-Based Sensor

Owing to increasingly stringent emission limits, particulate filters have become mandatory for gasoline-engine vehicles. Monitoring their soot loading is necessary for error-free operation. The state-of-the-art differential pressure sensors suffer from inaccuracies due to small amounts of stored soo...

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Bibliographic Details
Main Authors: Stefanie Walter, Peter Schwanzer, Gunter Hagen, Hans-Peter Rabl, Markus Dietrich, Ralf Moos
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/18/7861