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Automobile Exhaust Control

  1. Martin Votsmeier1,
  2. Thomas Kreuzer1,
  3. Jürgen Gieshoff1,
  4. Gerhard Lepperhoff2

Published Online: 15 JUL 2009

DOI: 10.1002/14356007.a03_189.pub2

Ullmann's Encyclopedia of Industrial Chemistry

Ullmann's Encyclopedia of Industrial Chemistry

How to Cite

Votsmeier, M., Kreuzer, T., Gieshoff, J. and Lepperhoff, G. 2009. Automobile Exhaust Control. Ullmann's Encyclopedia of Industrial Chemistry. .

Author Information

  1. 1

    Umicore AG & Co KG, Hanau, Germany

  2. 2

    FEV Motorentechnik, Aachen, Germany

Publication History

  1. Published Online: 15 JUL 2009

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Abstract

The article contains sections titled:

1.Introduction
2.Pollutant Formation and Limitation
2.1.Carbon monoxide
2.2.Hydrocarbons
2.3.Oxides of Nitrogen (NOx)
2.4.Particulate Emissions
2.5.Carbon Dioxide
2.6.Sulfur Compounds
3.Catalytic Exhaust Aftertreatment, General Concepts
3.1.The Physical Design of the Catalytic Converter
3.2.The Washcoat
3.3.The Catalytic Material
3.4.Production of Catalysts
4.Catalytic Aftertreatment of Stoichiometric Exhaust Gas
4.1.Three-Way Catalysis
4.2.Oxygen Storage in Three-Way Catalysts
4.3.Precious Metals in Three-Way Catalysis
5.Exhaust Aftertreatment for Diesel Vehicles
5.1.The Diesel Oxidation Catalyst
5.2.The Particulate Filter
5.3.NOx Treatment of Oxygen-Rich Exhaust
5.3.1.HC-DeNOx
5.3.2.The NOx Adsorber Catalyst
5.3.3.Selective Catalytic Reduction (SCR) with Ammonia
6.Exhaust Aftertreatment for Lean-Burn Gasoline Engines
7.Conclusion and Outlook