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Detail Info for Rodman R. Linn

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Group: EES-16  

Expertise

1 Expertise in solving and modeling problems involving complex thermal, mechanical, and fluid dynamics systems, including wildfire behavior modeling

2 Strong background in theoretical turbulence, computational fluid mechanics, and heat transfer
   

Bio

EDUCATION
Ph.D., 1997 - Mechanical Engineering - New Mexico State University
M.S., 1993 - Mechanical Engineering - University of Illinois
B.S., Fall 1991 - Mechanical Engineering - New Mexico State University

WORK HISTORY
Team Leader for Atmospheric Modeling and Weapons Phenomenology Team
Earth and Environmental Sciences Division, LANL
Within: Computational Earth Sciences Group 2008-present
Within: Atmosphere, Climate, and Environmental Dynamics Group 2004-2008
Within: Atmospheric Sciences Group 2000-2004

Deputy Group Leader for Atmospheric, Climate, and Environmental Dynamics Group
Earth and Environmental Sciences Division
Los Alamos National Laboratory (LANL), Los Alamos, NM
2/2005 – 10/2008


Technical Staff Member, Atmosphere, Climate, and Environmental Dynamics Group
Earth and Environmental Sciences Division, LANL
1997 – Present


Adjunct Professorships:
Brigham Young University, Provo, UT, 2003 – 2009, Ph.D. Committee
University of Toledo, Toledo, OH, 2003 – 2010, Ph.D. Committee
University of Montana, Missoula, MT, 2003 – 2009, Ph.D. Committee
Florida State University, Tallahassee, FL, 2007 –Present, Multiple Ph.D. Committees
University of Colorado, Boulder, CO, 2010–present, PhD. Committee

HONORS
Principal Investigator on 2003 R&D 100 Award-winning Entry: FIRETEC, A Physics-Based Wildfire Model

Principal Investigator on 2004 Federal Laboratory Consortium Far-West and Mid-Continent Regions’ Outstanding Technology Award

PATENTS

Linn, R. R. and Koo, E., “Determining effects of turbine blades on fluid motion,” patent No. 7,953,563, submitted on 10-20-2008, issued on 5-31-2011, Los Alamos National Laboratory, 2008.

   

Selected Publications

Vega JA, Jiménez E, Dupuy JL, Linn RR, “Seeking opportunities for backfire use in shrubland wildfire fighting in NW Spain”, Submitted Dec. 2010 to International Journal of Wildland Fire.

Koo E, Linn R, 2011, “Modeling Firebrand Transport using HIGRAD/FIRETEC,” Submitted Dec. 2009 to International Journal of Wildland Fires.

Cassagne N, Pimont F, Dupuy JL, Linn RR, Marrels A, Olivieri C, Rigolot R., 2011 Using a fire propagation model to assess the efficiency of prescribed burning in reducing the fire hazard. Ecological Modelling 222, 1502-1514.

Dupuy JL, Konovalov V, Pimont F, Linn RR. Assessment of plume theory based modeling of crown scorch using transport models. Submitted to Canadian Journal of Forest Research, Sept. 2009)

Pimont F, Dupuy JL, Linn RR, 2011, Dupont S. Impacts of fuel-break structure on wind-flows and fire propagation simulated with FIRETEC. Annals of Forest Science, In press.

Sauer J, Linn R, “HIGRAD/FIRETEC, Multiple Fuel Types: Implementation and Idealized Scenarios”, Submitted Jan. 2011 to International Journal of Wildland Fire.

Dupuy JL, Linn R, Konovalov V, Pimont F, Vega. JA, Jimenez E, “Exploring coupled fire/atmosphere interactions downwind of wind-driven surface fires and their influence on backfiring using the HIGRAD-FIRETEC model”, Submitted March 2010 and accepted for publication to International Journal of Wildland Fire .

Linn R, Winterkamp J, Weise D, Edminster C, 2010, “A numerical study of slope and fuel structure effects on coupled wildfire behavior”. International Journal of Wildland Fire.

Clark, M. M., Fletcher, T. H., Linn, R. R., 2010, “A Sub-Grid, Mixture-Fraction-Based Thermodynamic Equilibrium Model for Gas Phase Combustion in FIRETEC: Development and Results”. International Journal of Wildland Fire.

Pimont, F., Dupuy, J-L., Linn, R.R. and Dupont, S., 2009, “Validation of FIRETEC wind-flows over a canopy and a fuel-break,” International Journal of Wildland Fires, 18, 775-790.

Cunningham, P, Linn, R. R., 2007 “Numerical simulations of grass fires using a coupled atmosphere–fire model: Dynamics of fire spread” J. Geophys. Res. 112, D05108, doi:10.1029/2006JD007638.

Colman J.J., Linn R., 2007, “Separating combustion from pyrolysis in HIGRAD/FIRETEC”, International Journal of Wildland Fire, 16, 493–502.

Linn, R, J. Winterkamp , C. Edminster, J. J. Colman , W. S. Smith,, 2007, “Coupled Influences of Topography and Wind on Wildland Fire Behaviour”, International Journal of Wildland Fires, 16, pp. 183-195.

Pimont, F., Linn, R.R., Dupuy, J-L., Morvan, D. 2006. Effects of vegetation description parameters on forest fire behaviour with FIRETEC. Forest Ecology and Management, 234S, S120

D. Berning, J. St. Ledger, M. Schick, R. Roussel-Dupre, T. Carney, R. Linn, H. Cui, T. McPherson, S. Flaim, R. Michelsen, Nuclear Effects Planning Factors to Aid Preparedness for Emergency Response to a Detonation of a Nuclear Weapon, Published as Los Alamos National Laboratory Report, LA-CP-06-1166 (2006).

Linn, R. R., Cunningham, P., 2005: “Numerical simulations of grassfires using coupled atmosphere-fire model: Basic fire behavior and dependence of wind speed.” J. Geophys. Res., 110, D131007, doi:10,1029/2004JD005/597.

Cunningham, P., S. L. Goodrick, M. Y. Hussaini, R. R. Linn, 2005: “Numerical simulations of buoyant plumes from wildland fires,” International Journal of Wildland Fire, 14, pp. 61-75.

Linn, R. R., J. Winterkamp, J. Colman, C. Edminster, 2005: “Modeling Interactions Between Fire and Atmosphere in Discrete Element Fuel Beds,” International Journal of Wildland Fire, 14, pp. 37-48.

Linn, R. R., J. Reisner, J. Colman, J. Winterkamp, 2002: “Studying Wildfire Using FIRETEC,” International Journal of Wildland Fires, 11, pp. 1-14.

Berk, R., P. Bickel, K. Campbell, R. Fovell, S. Keller-McNulty, E. Kelly, R. Linn, B. Park, A. Perelson, N. Rouphail, J. Sacks, F. Schoenberg, 2002: “Workshop on Statistical Approaches for the Evaluation of Complex Computer Models,” Statistical Science (a review journal of the Institute of Mathematical Statistics).

Hanson, H. P., M. M. Bradley, J. E. Bossert, R. R. Linn, L. W. Younker, 2000: “The Potential and Promise of Physics-Based Wildfire Simulation,” Environmental Science and Policy, 3, pp. 161-172

Reisner, J., S. Wynne, L. Margolin, R. Linn, 2000: “Coupled Atmospheric-Fire Modeling Employing the Method of Averages,” Mon. Wea Rev., 128, pp. 1500-1512.

Linn, R. R., T. T. Clark, F. H. Harlow, and L. Turner, Turbulence Transport with Non-local Interactions, Published as Los Alamos National Laboratory Report LA-13401-MS (1998).
   

Capabilities

modeling and simulation atmospheric
computational fluid dynamics
cuts across all capabilities
model development and testing
   
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