Carlos FM Coimbra

Carlos F. M. Coimbra

Mechanical Engineering and Applied Mechanics

Environmental Systems

School of Engineering

University of California, Merced

5200 N. Lake Road

Merced, CA 95343

Contact information and Mailing Address

Prof. Carlos F.M. Coimbra

School of Engineering

University of California, Merced

5200 N. Lake Road

Merced, CA 95343

E-mail: ccoimbra–at-ucmerced-dot-edu

Office Phone: (209) 228-4058

Office Location: SE1 386

Website: http://faculty.ucmerced.edu/ccoimbra

Graduate Divison

NEWS

Jeff Wright, David Larson, Hugo Pedro and Ricardo Marquez at the finalists

presentation of the CITRIS BIG IDEAS competition. The team lead by Ricardo

won an honorary mention and $1,000 for the “Distributed Computing for Open

Access Solar Forecasting” concept. [More]

Solar Forecasting Talk at the i4E

Seminar series, CITRIS@UC Berkeley

Solar Bottleneck

NSF ASSIST

CEC RESCO Project [More]

Research interests

Variable Order Mechanics (VOM); Solar Energy; Unsteady Multiphase Flows.

Selected journal publications by area:

Variable Order Mechanics (VOM)

L. E. S. Ramirez and C. F. M. Coimbra (2010) “On the Variable Order Dynamics of the Nonlinear Wake Caused by a Sedimenting Particle,” submitted.

L. E. S. Ramirez and C. F. M. Coimbra (2010) “On the Selection and Meaning of Variable Order Operators for Dynamic Modeling,” International Journal of Differential Equations, vol. 2010, Article ID 846107, 16 pages, doi:10.1155/2010/846107.

G. Diaz, and C.F.M. Coimbra (2009) “Nonlinear dynamics and control of a variable order oscillator with application to the van der Pol equation” – Nonlinear Dynamics, 56, pp. 145—157.

H.T.C. Pedro, M.H. Kobayashi, J.M.C. Pereira, and C.F.M. Coimbra (2008) “Variable Order Modeling of Diffusive-Convective Effects on the Oscillatory Flow Past a Sphere” – Journal of Vibration and Control, (14) 9-10, pp. 1569-1672.

L.E.S. Ramirez and C.F.M. Coimbra (2007) “A Variable Order Constitutive Relation for Viscoelasticity” Annalen der Physik (16), No. 7-8, pp. 543-552.

E. A. Lim, C.F.M. Coimbra, and M.H. Kobayashi (2005). "Dynamics of a Suspended Particle in Eccentrically Rotating Flows" Journal of Fluid Mechanics, (535), pp. 101-110.

C. M. Soon, C.F.M. Coimbra, and M. H. Kobayashi (2005). "The Variable Viscoelasticity Oscillator" Annalen der Physik, (14) N.6, pp. 378-389.

C.F.M. Coimbra (2003). "Mechanics with Variable Order Differential Operators" Annalen der Physik (12), No. 11-12, pp. 692-703.

Viscous Flows

A. K. da Silva, M. H. Kobayashi, and C.F.M. Coimbra (2007) “Optimal Design of Non-Newtonian, Micro-Scale Viscous Pumps for Biomedical Devices” – Biotechnology and Bioengineering, (96) 1, pp. 37-47.

A. K. da Silva, M. H. Kobayashi, and C.F.M. Coimbra (2007) “Optimal Theoretical Design of 2-D Microscale Viscous Pumps for Maximum Flow Rate and Minimum Power Consumption” – International Journal of Heat and Fluid Flow, (28) No. 3, pp. 526-536.

E. A. Lim, C.F.M. Coimbra, and M.H. Kobayashi (2005). "Dynamics of a Suspended Particle in Eccentrically Rotating Flows" Journal of Fluid Mechanics, (535), pp. 101-110.

D.L. L’Esperance, J.D. Trolinger, C.F.M. Coimbra, and R.H. Rangel (2006) “Particle Response to Low Reynolds Number Oscillation of a Fluid in Microgravity” – AIAA Journal (44) No. 5, pp. 1060-1064.

J. S. Allen, M. H. Kobayashi, and C.F.M. Coimbra (2006) “History Effects on the Viscous Motion of Acoustically Forced Particles” – Applied Physics Letters (88) 214106.

M.H. Kobayashi, and C.F.M. Coimbra (2005). "On the Stability of the Maxey-Riley Equation in Nonuniform Linear Flows" Physics of Fluids, 17, pp. 113301.

D. L’Esperance, C.F.M. Coimbra, J.D. Trolinger, and R.H. Rangel (2005). "Experimental Verification of Fractional History Effects on the Viscous Dynamics of Small Spherical Particles" Experiments in Fluids (38) pp. 112-116.

E. A. Lim, C.F.M. Coimbra, and M.H. Kobayashi (2005). "Dynamics of a Suspended Particle in Eccentrically Rotating Flows" Journal of Fluid Mechanics, (535), pp. 101-110.

C.F.M. Coimbra, D. L’Esperance, R.A. Lambert, J.D. Trolinger, and R.H. Rangel (2004). "An Experimental Study on Stationary History Effects in High Frequency Stokes Flows" Journal of Fluid Mechanics (504), pp. 353 - 363.

L.E.S. Ramirez, E. A. Lim, C.F.M. Coimbra, and M. H. Kobayashi (2003). “On the Dynamics of a Spherical Scaffold in Rotating Wall Bioreactors” Biotechnology and Bioengineering (84) 3, pp. 382-389.

C.F.M. Coimbra, and M. H. Kobayashi (2002). “On the Viscous Motion of a Small Particle in a Rotating Cylinder” - Journal of Fluid Mechanics (469) pp. 257-286.

C.F.M. Coimbra, and R.H. Rangel (2001). "Spherical Particle Motion in Harmonic Stokes Flows" - AIAA Journal (39) 9, pp. 1673-1682.

C.F.M. Coimbra, and R.H. Rangel (2000). "Unsteady Heat Transfer in the Harmonic Heating of a Dilute Suspension of Small Particles" - International Journal of Heat and Mass Transfer (43) pp. 3305-3316.

C.F.M. Coimbra, and R.H. Rangel (1998). "General Solution of the Particle Momentum Equation in Unsteady Stokes Flows" - Journal of Fluid Mechanics (370) pp. 53-72.

C.F.M. Coimbra, J.S. Shirolkar and M.Q. McQuay (1998). "Modeling Particle Dispersion in a Turbulent, Multiphase Mixing Layer" - Journal of Wind Engineering and Industrial Aerodynamics (73) pp. 79-97.

J.S. Shirolkar, C.F.M. Coimbra and M.Q. McQuay (1996). "Fundamental Aspects of Modeling Turbulent Particle Dispersion in Dilute Flows" - Progress in Energy and Combustion Science (22) pp. 363-399.

Energy, Heat and Mass Transfer

R. Marquez and C. F. M. Coimbra (2010) “Regression Methodology for Lont-Term Forecasting of Solar Irradiance Based on Ground Measurements and the NWS Database,” submitted.

M.H. Kobayashi, H. T. C. Pedro, C.F.M. Coimbra, and A.K. da Silva (2009) “Formal Evolutionary Development of Low Entropy Dendritic Thermal Systems” - Journal of Thermophysics and Heat Transfer (23) 4, pp. 822-827.

H.T.C. Pedro, M.H. Kobayashi, C.F.M. Coimbra, and A.K. da Silva (2008) “On the Effectiveness of Complex Design through an Evolutionary Approach” – Journal of Thermophysics and Heat Transfer, (22) 1, pp. 115-118.

J. L. Falter, M. J. Atkinson, and C.F.M. Coimbra (2005). "Effects of Surface Roughness and Oscillatory Flow on Dissolution of Plaster Forms: Evidence for Nutrient Mass Transfer to Coral Reef Communities" Limnology and Oceanography, 50 (1), pp. 246-254.

C.F.M. Coimbra, D.K. Edwards, and R.H. Rangel (1998). "Heat Transfer in a Homogeneous Suspension Including Radiation and History Effects" - AIAA Journal of Thermophysics and Heat Transfer (12) 3, pp. 304-312.

C.F.M. Coimbra, P.J. Coelho, M.Q. McQuay and M.G. Carvalho (1996). "The Comparison of Two Comprehensive Combustion Codes to Simulate Large-Scale, Oil-Fired Boilers" - Combustion Science and Technology (120) pp. 55-81.

C.F.M. Coimbra and M. Queiroz (1995). "Evaluation of a Dimensionless Group Number to Determine Second-Einstein Temperatures in a Heat Capacity Model for All Coal Ranks" - Combustion and Flame (101) 3, pp. 209-220.

C.F.M. Coimbra, J.L.T. Azevedo and M.G. Carvalho (1994). "3-D Numerical Model for Predicting NOx Emissions from an Industrial Pulverized Coal Combustor" - Fuel (73) pp. 1128-1134.

Courses offered (G = Graduate, UG = Undergraduate)

CL.1. Foundations of Fluid Mechanics (G, Drexel: F'99)

CL.2. Boundary Layer Theory (G, Drexel: W'00)

CL.3. Convective Mass Transfer (G, Drexel: S'00)

CL.4. Heat Transfer (UG, U. Hawaii: F'00, S'02, S'03, F'03, F'04, F'05; UC Merced: S'07, F’08)

CL.5. Mechanical Engineering Experimentation (UG, U. Hawaii: S'01, S'02)

CL.6. Convective Heat Transfer (UG, U. Hawaii: F'01)

CL.7. Multiphase Flow (G, U. Hawaii: F'01, F'02)

CL.8. Mass Transfer (UG, U. Hawaii: F'02, S'04, S'05)

CL.9. Viscous Flows (G, UC Merced: F'07, F’10)