Research

Detection of fugitive emissions in the upstream energy industry; Soot (PM) formation in turbulent flames and gas flares; greenhouse gas emissions from flares; novel optical diagnostics for PM in plumes; combustion; aerodynamic flame stabilization in low-NOx burners; transport and deposition of inhaled medical aerosols; experimental fluid mechanics; application of laser diagnostics.

Application

Reduction of pollution, especially emissions associated with energy production in Canada.

Activities

• Conference Chair for Combustion Institute/Canadian Section (CI/CS) Technical Conference (2010)

Journal Articles

K.A. Thomson, M.R. Johnson, D.R. Snelling, and G.J. Smallwood (2008), “Diffuse two-dimensional line-of-sight light attenuation for soot concentration measurements,” Applied Optics 47(5): 694-703.

B.M. Crosland, M.R. Johnson, and E.A. Matida (2008), “Characterization of the Spray Velocities from a Pressurized Metered-Dose Inhaler,” Journal of Aerosol Medicine and Pulmonary Drug Delivery (publication pending).

M.R. Johnson (2007), “Quantitative Prediction of Total Greenhouse Gas Emissions from Solution Gas Flares,” Technical Report to Environment Canada.
Note: Final Project Report. (40 pages.)

Yuan Liu, Edgar A. Matida, Junjie Gu, and Matthew R. Johnson (2007), “Numerical Simulation of Aerosol Deposition in a 3-D Human Nasal Cavity using RANS, RANS/EIM, and LES,” Journal of Aerosol Science (publication pending).

Conference Publications

A.R. Coderre, K.A. Thomson, D.R. Snelling, and M.R. Johnson, “Measuring Optical Properties of Cooled Soot,” Combustion Institute/Canadian Section Spring Technical Meeting, May 2008.

G.E. Ballachey, and M.R. Johnson, “Stabilization of Co-Annular Premixed Flames with and without Swirl,” Combustion Institute/Canadian Section Spring Technical Meeting, May 2008.

P.C. Vena, B. Deschamps, G.J. Smallwood, and M.R. Johnson, “OH/CH2O/3-Pentanone PLIF Applied to a Stratified Isooctane/Air Turbulent Flame Front,” Combustion Institute/Canadian Section Spring Technical Meeting, May 2008.

C. Yang, K.A. Thomson, and M.R. Johnson, “Measurement of Transmissivity in Outdoor Soot Plumes using Sky-Scattered Solar Radiation,” Combustion Institute/Canadian Section Spring Technical Meeting, May 2008.

M.R. Johnson, “Characterization of Soot Optical Properties for Novel PM Diagnostics,” Interim Technical Report to Environment Canada, Mar 2007.

C. Yang, K.A. Thomson, and M.R. Johnson, “Sensitivity Limits in Plume Transmissivity Measurements using Sky Scattered Solar Radiation,” Combustion Institute / Canadian Section Spring Technical Meeting, May 2007.

P.C. Vena, B. Deschamps, G.J. Smallwood, and M.R. Johnson, “Mixture Fraction Gradient Effects on Heat Release in Partially Premixed Combustion,” Combustion Institute / Canadian Section Spring Technical Meeting, May 2007.

J.G. Strahman, R.K. Cheng, and M.R. Johnson, “Predicting Stability Limits of an Ultra-Lean Premixed Low Swirl Burner,” TBA, May 2007.

P.M. Canteenwalla, K.A. Thomson, G.J. Smallwood, and M.R. Johnson, “Soot Emissions from Turbulent Diffusion Flames Burning Simple Alkane Fuels,” Combustion Institute / Canadian Section, May 2007.

A.R. Coderre, G.J. Smallwood, D.R. Snelling, and M.R. Johnson, “Measuring Optical Properties of Cooled Post-Flame Soot,” Combustion Institute / Canadian Section Spring Technical Meeting, May 2007.