Microwave-Based Catalyst State Diagnosis - State of the Art and Future Perspectives

[1]  E. Tronconi,et al.  Reactivity of NO/NO2–NH3 SCR system for diesel exhaust aftertreatment: Identification of the reaction network as a function of temperature and NO2 feed content , 2007 .

[2]  Ralf Moos,et al.  A Brief Overview on Automotive Exhaust Gas Sensors Based on Electroceramics , 2005 .

[3]  J. Gieshoff,et al.  NH3-SCR on Fe zeolite catalysts – From model setup to NH3 dosing , 2009 .

[4]  Gerhard Fischerauer,et al.  Microwave-assisted oxygen storage level estimation for three-way catalyst control : Model-based development and benchmarking of selected control strategies , 2014 .

[5]  Ralf Moos,et al.  Determination of the NOx Loading of an Automotive Lean NOx Trap by Directly Monitoring the Electrical Properties of the Catalyst Material Itself , 2011, Sensors.

[6]  Ralf Moos,et al.  Ammonia Loading Detection of Zeolite SCR Catalysts using a Radio Frequency based Method , 2015 .

[7]  Mark A. Shost,et al.  Model Based Control of SCR Dosing and OBD Strategies with Feedback from NH 3 Sensors , 2009 .

[8]  Victor Ingeström,et al.  A Method for Estimating Soot Load in a DPF using an RF-based Sensor , 2012 .

[9]  Martin Votsmeier,et al.  Microwave Cavity Perturbation as a Tool for Laboratory In Situ Measurement of the Oxidation State of Three Way Catalysts , 2013, Topics in Catalysis.

[10]  D. Brüggemann,et al.  P2.2.6 In-Operation Monitoring of the Soot Load of Diesel Particulate Filters with a Microwave Method , 2012 .

[11]  U. Alkemade,et al.  Engines and exhaust after treatment systems for future automotive applications , 2006 .

[12]  Ralf Moos,et al.  A microwave-based method to monitor the ammonia loading of a vanadia-based SCR catalyst , 2015 .

[13]  F. Jaussi,et al.  NOx reduction in the exhaust of mobile heavy-duty diesel engines by urea-SCR , 2004 .

[14]  Gunter Hagen,et al.  Monitoring the Ammonia Loading of Zeolite‐Based Ammonia SCR Catalysts by a Microwave Method , 2011 .

[15]  Alexander Sappok,et al.  Development of Radio Frequency Sensing for In-Situ Diesel Particulate Filter State Monitoring and Aftertreatment System Control , 2013 .

[16]  Ralf Moos,et al.  A Laboratory Test Setup for in Situ Measurements of the Dielectric Properties of Catalyst Powder Samples under Reaction Conditions by Microwave Cavity Perturbation: Set up and Initial Tests , 2014, Sensors.

[17]  Ralf Moos,et al.  Electrical In Situ Characterization of Three-Way Catalyst Coatings , 2009 .

[18]  Masahiko Takeuchi,et al.  NOx Storage-Reduction Catalysts for Gasoline Engines , 2004 .

[19]  Ralf Moos,et al.  Effects of H2O, CO2, CO, and flow rates on the RF-based monitoring of three-way catalysts , 2011 .

[20]  Jean Balland,et al.  Control of a Combined SCR on Filter and Under-Floor SCR System for Low Emission Passenger Cars , 2014 .

[21]  Ralf Moos,et al.  Detection of the ammonia loading of a Cu Chabazite SCR catalyst by a radio frequency-based method , 2014 .

[22]  Mordecai Shelef,et al.  Twenty-five years after introduction of automotive catalysts: what next? , 2000 .

[23]  Gunter Hagen,et al.  Combination of Wirebound and Microwave Measurements for In Situ Characterization of Automotive Three-Way Catalysts , 2011, IEEE Sensors Journal.

[24]  M. Twigg Progress and future challenges in controlling automotive exhaust gas emissions , 2007 .

[25]  Ralf Moos,et al.  Catalyst State Observation via the Perturbation of a Microwave Cavity Resonator , 2008 .

[26]  Ralf Moos,et al.  Sensing the soot load in automotive diesel particulate filters by microwave methods , 2010 .

[27]  Ralf Moos,et al.  Mikrowellengestützte Aufklärung elektrochemischer Vorgänge in Katalysatoren und verwandten Systemen , 2010 .

[28]  Ralf Moos,et al.  Automotive Catalyst State Diagnosis Using Microwaves , 2015 .

[29]  Ralf Moos,et al.  Catalysts as Sensors—A Promising Novel Approach in Automotive Exhaust Gas Aftertreatment , 2010, Sensors.

[30]  Lino Guzzella,et al.  Is oxygen storage in three-way catalysts an equilibrium controlled process? , 2009 .

[31]  Dieter Brüggemann,et al.  In-Operation Monitoring of the Soot Load of Diesel Particulate Filters: Initial Tests , 2013, Topics in Catalysis.

[32]  Martin Votsmeier,et al.  SI-Engine Control With Microwave-Assisted Direct Observation of Oxygen Storage Level in Three-Way Catalysts , 2014, IEEE Transactions on Control Systems Technology.

[33]  Martin Votsmeier,et al.  Overview: Status of the Microwave-Based Automotive Catalyst State Diagnosis , 2013, Topics in Catalysis.

[34]  Martin Votsmeier,et al.  Effect of propene, propane, and methane on conversion and oxidation state of three-way catalysts: a microwave cavity perturbation study , 2015 .

[35]  James E. Parks,et al.  Loading and Regeneration Analysis of a Diesel Particulate Filter with a Radio Frequency-Based Sensor , 2010 .

[36]  Martyn V. Twigg,et al.  Cleaning the Air We Breathe - Controlling Diesel Particulate Emissions from Passenger Cars , 2009 .

[37]  R. Moos,et al.  D4.1 - Radio Frequency-Based Determination of the Oxygen Loading of Automotive Three-Way Catalysts , 2011 .

[38]  Ralf Moos,et al.  Sensor for directly determining the state of a NOx storage catalyst , 2008 .

[39]  R. Moos,et al.  Replacing the lambda probe by radio frequency-based in-operando three-way catalyst oxygen loading detection , 2012 .

[40]  Lothar Mussmann,et al.  Investigation of the selective catalytic reduction of NO by NH3 on Fe-ZSM5 monolith catalysts , 2006 .