1–20 of 21 hits
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    Variability in Particle Emission Measurements in the Heavy Duty Transient Test

    Kittelson, David B. / Johnson, John H. | SAE Technical Papers | 1991
    Keywords: Environmental regulations and standards

    The Effects of Fuel Sulfur Concentration on Regulated and Unregulated Heavy-Duty Diesel Emissions

    Opris, Cornelius N. / Leddy, David G. / Johnson, John H. et al. | SAE Technical Papers | 1993
    Keywords: Environmental protection

    The Effects of Fuels on Diesel Oxidation Catalyst Performance and the Physical, Chemical, and Biological Character of Diesel Particulate Emissions

    Abata, D. / Leddy, D. / Hibbler, F. et al. | SAE Technical Papers | 1981
    Keywords: Environmental protection

    The Effects of a Porous Ceramic Particulate Trap on the Physical, Chemical and Biological Character of Diesel Particulate Emissions

    Leddy, David / Scholl, Jackson / Johnson, John H. et al. | SAE Technical Papers | 1983
    Keywords: Environmental protection

    The Effects of a Catalyzed Particulate Filter and Ultra Low Sulfur Fuel on Heavy Duty Diesel Engine Emissions

    Thalagavara, Abishek M. / Shende, Anand S. / Johnson, John H. et al. | SAE Technical Papers | 2005
    Keywords: Environmental protection

    The Effect of Low Sulfur Fuel and a Ceramic Particle Filter on Diesel Exhaust Particle Size Distributions

    Johnson, John H. / Baumgard, Kirby J. | SAE Technical Papers | 1992
    Keywords: Environmental protection

    The Effect of a Diesel Oxidation Catalyst and a Catalyzed Particulate Filter on the Emissions from a Heavy Duty Diesel Engine

    Mohammed, Hasan / Johnson, John H. / Bagley, Susan T. et al. | SAE Technical Papers | 2006
    Keywords: Environmental protection

    The Characterization of the Soluble Organic Fraction of Diesel Particulate Matter

    Leddy, David G. / Funkenbusch, Eric F. / Johnson, John H. | SAE Technical Papers | 1979
    Keywords: Environmental protection

    The Characterization of the Hydrocarbon and Sulfate Fractions of Diesel Particulate Matter

    Leddy, David G. / Johnson, John H. / Khatri, N. J. | SAE Technical Papers | 1978
    Keywords: Environmental protection

    Procedure Development and Experimental Study of Passive Particulate Matter Oxidation in a Diesel Catalyzed Particulate Filter

    Hutton, Chris / Keith, Jason / Naber, Jeffrey et al. | SAE Technical Papers | 2012
    Keywords: Environmental regulations and standards

    Physical Size Distribution Characterization of Diesel Particulate Matter and the Study of the Coagulation Process

    Johnson, John H. / Khatri, N. J. | SAE Technical Papers | 1978
    Keywords: Environmental protection

    Oxidation Catalytic Converter and Emulsified Fuel Effects on Heavy-Duty Diesel Engine Particulate Matter Emissions

    Huynh, Cuong / Janakiraman, Girish / Warner, James R. et al. | SAE Technical Papers | 2002
    Keywords: Environmental protection

    Nonuniformity and NO2/NOx Ratio Effects on the SCR Performance under Transient Engine Conditions

    Naber, Jeffrey / Johnson, John H. / Song, Xiaobo | SAE Technical Papers | 2014
    Keywords: Environmental regulations and standards

    Modeling Study of Active Regeneration of a Catalyzed Particulate Filter Using One-Dimensional DOC and CPF Models

    Parker, Gordon / Surenhalli, Harsha Shankar / Johnson, John H. et al. | SAE Technical Papers | 2011
    Keywords: Environmental protection

    Effects of a Ceramic Particle Trap and Copper Fuel Additive on Heavy-Duty Diesel Emissions

    Leddy, David G. / Harvey, George D. / Johnson, John H. et al. | SAE Technical Papers | 1994
    Keywords: Environmental protection

    Effects of a Catalyzed Particulate Filter on Emissions from a Diesel Engine: Chemical Characterization Data and Particulate Emissions Measured with Thermal Optical and Gravimetric Methods

    Huynh, Cuong T. / Warner, James R. / Johnson, John H. et al. | SAE Technical Papers | 2003
    Keywords: Environmental protection

    Cooperative Study of Heavy Duty Diesel Emission Measurement Methods

    Perez, J. M. / Johnson, John H. / Broering, L. C. et al. | SAE Technical Papers | 1978
    Keywords: Environmental protection

    A Study of the Vapor- and Particle-Phase Sulfur Species in the Heavy-Duty Diesel Engine EGR Cooler

    Kreso, Admir M. / Leddy, David G. / Johnson, John H. et al. | SAE Technical Papers | 1998
    Keywords: Environmental regulations and standards

    Analysis of the Physical Characteristics of Diesel Particulate Matter Using Transmission Electron Microscope Techniques

    Johnson, John H. / Carpenter, Kenneth | SAE Technical Papers | 1979
    Keywords: Environmental protection

    A Modeling Study of the Exhaust Flow Rate and Temperature Effects on the Particulate Matter Thermal Oxidation Occurring during the Active Regeneration of a Diesel Particulate Filter

    Johnson, John H. / Premchand, Kiran C. / Raghavan, Krishnan | SAE Technical Papers | 2015
    Keywords: Environmental regulations and standards