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2010 Experimental Projects

From Students*, Researchers, and Professors

* Current students and recent graduates


Diagnostics and Controls

Investigation of Light Load HCCI Combustion based on Measured Temperature and OH Concentrations (PDF)
Sean Younger, Laura Kranendonk, Scott T. Sanders, Jaal Ghandhi

New Sensor Design based on Frequency Comb Fourier Transform Spectroscopy for Combustion Studies (PDF)
Thilo Kraetschmer, Joachim W. Walewski, and Scott T. Sanders

Multispecies Sensing with a Single Laser Source in HCCI Combustion (PDF)
Christopher L. Hagen and Scott T. Sanders

Broadband, High-Resolution Absorption Spectroscopy in Piston and Gas Turbine Engines, Shock Tubes, and Rocket Plumes (PDF)
L.A. Kranendonk (1), A.W. Caswell (1), C.L. Hagen (1), J.R. Gord (2), J.G. Fujimoto (3), S.T. Sanders (1)*
1. University of Wisconsin-Madison, USA; 2. Wright Patterson Air Force Base, USA; 3. Massachusetts Institute of Technology, USA

Generation of Pulsed Ultra-Violet and Mid-Infrared Super-Continua in Standard Single-Mode Fiber (PPT)
Renata Bartula, Chris hagen, Joachim Walewski, Scott Sanders

Swept-Wavelength Laser Absorption Tomography for Imaging Rocket Plume Gas Properties (PPT)
Drew Caswell, Scott Sanders

Application of a Novel White Laser Sensor to an HCCI Engine (PPT)
Chris Hagen, Scott Filipa, Scott Sanders

Building Hyperspectral Light Sources (PPT)
Thilo Kratschmer, Joachim Walewski, Scott Sanders

Evaluating the Potential of Multi-Color Heterodyne Absorption Spectroscopy in Turbulent Combustion (PPT)
Thilo Kratschmer, Joachim Walewski, Scott Sanders

Wavelength-Agile H2O Absorption Spectrometer for Thermometry of General Combustion Gases (PPT)
Laura Kranendonk, Scott Sanders

Sensor for In-cylinder Gas Temperature Based on H2O Absorption Spectroscopy and Applied an HCCI Engine (PPT)
Chun Lan, Scott Sanders

Non-Intrusive Piston Temperature Measurements using an Embedded Fiber Bragg Grating (PPT)
Timothy Pfeifer, Jaal Ghandhi

Hyperspectral Photonics: An Overview (PDF)
Sanders Group


Charge Preparation

Residual Gas Effects on Combustion and Emissions of a Utility Engine
Nathan Haugle

Spray Visualization of Gasoline Fuel Injectors
Ryan Michael Rudnitzki

Two Phase Flow in Short, Vertical Tubes (PDF)
Wayne L. Staats, Diego Arias, Timothy Shedd


Fuel Injection and Sprays

A Study of Dense Spray Regions in Diesel Sprays using Optical and X-Ray Spray Imaging
Thomas Edward Briggs

Evaluating the Potential of Micro-Hole Nozzles to Achieve Clean Diesel Combustion
Paul Loeper

Diesel Spray Imaging using X-Rays
Amaury Malave

Fabrication and Testing of Micro-Machined 3D Nozzles for Diesel Fuel Injection
Prakash Prashanth Ravi

Diesel Spray Impingement Measurements (PDF)
Bo Yang, Jaal Ghandhi

Investigation of the Effects of Charge Inhomogeneities on Homogeneous Charge Compression Ignition (HCCI) Combustion Characteristics (PDF)
Tanet Aroonsrisopon, David Foster, Minoru Iida, Takeru Ibara, Takeshi Morikawa

Near-Nozzle Diesel Spray Imaging Using Visible Light (PPT)
Tom Briggs, P. V. Farrell


Combustion Optimization and Emissions

  • Studies of air-fuel distributions, mixing and in-homogeneities, effects of spray targeting on pistons, wall impingement, heat transfer, combustion efficiency and exhaust emissions.
  • Studies of intake valve actuation for combustion phasing, variable spray geometries for fuel and air mixing and spray fumigation.
  • Characterization and techniques for achieving homogeneous charge compression ignition for reduced emissions.
  • Transient control strategies for variable engine speed/loads and different combustion regimes.

Analysis of Intake Charge Temperature Stratification and EGR Unmixedness Effects on HCCI Combustion in a Gasoline HCCI Single Cylinder Engine (PDF)
Angelo Paolo Chialva, Randy Herold, David Foster, Jaal Ghandhi

Irreversibly Analyses of Different Engine Combustion Processes
Ben Druecke

Measurements and Characterization of Gasoline HCCI Combustion (PDF)
Randy Herold, Jaal Ghandhi, J. S. Shakal

Experimental Study of Transitions of Transient Emissions on mixed mode combustion in a Four cylinder Common-Rail Direct Injection Diesel Engine (PDF)
Hyungsuk Kang, Patrick V. Farrell, Manuel A. Gonzalez D., David E. Foster

Investigation of Spray Targeting and PCI Combustion in HSDI Diesel Engines (PDF)
Sangsuk Lee, Rolf. D. Reitz

Investigation of Mixing and Temperature Effects on HC/CO Emissions for Highly Dilute Low Temperature Combustion in a Light Duty Diesel Engine (PDF)
Richard Opat, Manuel A. Gonzalez D., Youngchul Ra, Roger Krieger, David E. Foster, Glenn Bower

Investigation of Hydrocarbon Emission Mechanisms in a Utility Engine
Victor Salazar

Investigation of Common Rail Injection Characteristics on the Detailed Chemical Characteristics of a Heavy Duty Diesel Engine
Eric Schroeder

Experimental Diesel HCCI Combustion Optimization using Variable geometry Sprays (PDF)
Patrick Thomas, Manuel A. Gonzalez D., Rolf D. Reitz

Experimental Diesel HCCI Combustion Optimization using Fumigation of the Intake Air with Diesel Fuel (PDF)
Eric Weninger, Manuel A. Gonzalez D., Rolf D. Reitz

Exploring High Speed Direction Injection Engine Operation as a Means of Extending the HCCI Operating Range
John Waldman

Investigation of Light-Load HCCI Combustion (PDF)
Sean Younger, Jaal Ghandhi

Measurements and Characterization of Gasoline HCCI Combustion (PPT)
Angelo Chialva, Randy Herold, David Foster, Jaal Ghandhi

Fuel Unmixedness Effects in a Gasoline HCCI Engine (PPT)
Randy Herold, R. Iverson, David Foster, Jaal Ghandhi

Diesel Stoichiometric Combustion (PPT)
Sangsuk Lee, Rolf. D. Reitz

Spray Targeting to Minimize Soot & CO Formation in Premixed Compression Ignition (PCI) Combustion with a HSDI Diesel Engine (PPT)
Sangsuk Lee, Rolf D. Reitz

PCCI Investigation Using Variable Intake Valve Closing in a Heavy Duty Diesel Engine (PPT)
Ryan Nevin, Manuel A. Gonzalez D., Rolf D. Reitz

Investigating Effects of Direct Injection During NVO on HCCI Combustion (PPT)
Dennis Nitz, John Waldman, Takeru Ibara, Minoru Iida, David Foster


Exhaust Aftertreatment

  • Mechanisms of pollutant formation and destruction and extension of combustion limits for application of aftertreatment systems.
  • Characteristics of soot emissions and the regeneration of diesel particulate filters.

Investigation of the Impact of Diesel Exhaust and Particulate Composition on the Regeneration Processes of DPF's and DPNR (PDF)
Ekathai Wirojsakunchai, Mathew Bohm, Eric Schroeder, Niklas Schmidt, Chris Kolodziej, David Foster, Thatcher W. Root, Terunao Kawai

Diesel Exhaust Particulate Characterization - Influence on DPF Filling Performance (PPT)
David Foster, T. Root, T. Kawai, E. Wirojsakunchai, E. Schroeder, N. Schmidt, C. Kolodziej, R. Yapaulo

Diesel Exhaust Particulate Characterization - Influence on DPF Regeneration Performance (PPT)
David Foster, T. Root, T. Kawai, E. Wirojsakunchai, E. Schroeder, N. Schmidt, C. Kolodziej, R. Yapaulo

Experimental Study of Regeneration in Diesel Particulate Filters Used with a Light-Duty Engine (PDF)
Manuel A. Gonzalez D., Roger Krieger, David E. Foster

Fundamental Performance of Four Way Catalytic NOx-Particulate Traps for Different Engine Operating Conditions
Matthew Bohm


Diagnostics

Spray Analysis Using Multi-Wavelength Absorption Spectroscopy (PDF)
Matt Borden

Multispectral, Multi-Line-of-Sight Combustion Measurements
Drew Caswell

Application of a Novel White Laser Sensor to an HCCI Engine
Chris Hagen, Jon Filipa

Spectrally Resolved Rayleigh Scattering for Monitoring the Temperature and Pressure of Dense Gases
Amanda Pertzborn

Engine Piston Temperature Measurement for Thermal Loading using a Fiber Bragg Grating (FBG) Embedded into the Piston Surface
Timothy Pfeifer

Wavelength-Agile Absorption Measurements of Gas Temperature and Composition in HCCI Engines
Laura Kranendonk