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Faculty

James Riggs' Presentations

 


"Comparison of MPC and PI for Control of a Gas Recovery Unit," with H. Huang at the AIChE National meeting in LA, CA, November 2000.

"Real-Time Refinery-wide Optimization," with M. Hetzel at the AIChE National meeting in LA, CA, November 2000.

"An Approach to Refinery-Wide Optimization" a keynote address at the Canadian Chemical Engineering Conference, Montreal, Quebec, October 2000.
 
"Refinery-Wide Optimization Applied to a Small Fuel-Oriented Refinery" with X Li at the National Petroelum Refiners Assn, , Nov 2000, Chicago, IL.

"Plant-Wide Optimization for a Fuel Oriented Refinery," with X LI, presented at CHEMECA2000, Perth, Australia, July 2000.

"On Applying MPC for 4x4 Distillation Control," with H Huang, presented at ADCHEM 2000, 509-514, Pisa, Italy, June 2000.

"Product Variability Prediction for Distillation Configuration Selection," with S Enagandula, presented at ADCHEM 2000, 665-670, Pisa, Italy, June 2000.

"Modeling of a Fluidized Catalytic Cracking Process," with IS Han and CB Chung, presented at the PSE2000 conference, Keystone, Colorado, July 2000.

"Product variability prediction for distillation configuration selection for a binary distillation column," Engandula and Riggs, Presented at CHEMECA99, Newcastle, NSW, Australia, Sept 99.

"An Analysis of Controlability Statistics for Distillation Configuration Selection," Hurowitz, Anderson, Duvall, and Riggs, presented at the AIChE Annual meeting, Dallas, Texas, Nov 1999.

"Multi Model Decoupled Generic Model Control," Duvall and Riggs, presented at the AIChE Annual meeting, Dallas, Texas, Nov 1999.

"Model Based In-Line pH Control," Bobkov and Riggs, presented at the AIChE Annual meeting, Dallas, Texas, Nov 1999.

"In-Line Wastewater pH Control," CHEMECA ’98, Port Douglas, Australia, September, 1998, with SE Hurowitz.

"A Novel Hammerstein Model Applied for High Purity Distillation Control" DYCOPS-5, Corfu, Greece, June 1998, with B. Rangaratnam.

"A SISO Test Function for Evaluating the Effects of Steady-State and Dynamic Nonlinearities on Control Performance." DYCOPS-5, Corfu, Greece, June 1998, with Joe Anderson.

"On Using Neural Networks for Distillation Control" with H. P. Munsif, Distillation and Absorption 97 Conference, Maastricht, the Netherlands, September 1997.

"Control of High Purity Distillation Columns" with S. E. Hurowitz and J. J. Anderson, Control >97 Conference Sydney, Australia, October 1997.

"Distillation Configuration Selection for Dual Composition Control" with S. E. Hurowitz and J. J. Anderson, AIChE Spring National Meeting, Houston, Texas, April 1997.

"Supervisory Optimization of a Model IV Fluidized Catalyst Cracking Unit" with R.E. Ellis, AIChE annual meeting, Chicago, Oct 1996.

"On-Line Optimization of the Tennessee Eastman Challenge Problem" with P.M. Durvall, AIChE annual meeting, Chicago, Oct 1996.

"Modeling and Optimization of a Naphtha Reformer" with U. Taskar, ISA 96 meeting, Chicago, Oct 1996.

"Distillation Control" tutorial at ISA 96 meeting, Chicago, Oct 1996.

"Modeling and Optimization of Catalytic Naphtha Reformer." IASTED conference on Modeling, Simulation, and Optimization," with U. Tasker, Gold Coast, Australia, May 1996.

"Dynamic Modeling of a Highly Non Ideal Multicomponent Distillation Column," AIChE National Annual meeting Miami Beach, FL Nov. 1995.

"Analysis of Inverse Acting Column Base Level" AIChE National Annual Meeting, Miami Beach, Fl Nov 1995.

"Distillation Control," tutorial at ISA95 meeting, New Orleans, Oct 1995.

"A Dynamic Model of a Superfractionator: A Test Case for Comparing Distillation Control Techniques," with S.E. Hurowitz and V. Gokhale at the DYCORD '95, 4th IFAC Symposium, Helsingor, Denmark, June 1995.

"Analysis of Advanced Distillation Control on a C3 Splitter and a Depropanizer" with V. Gokhale, N. Shukla, and H. Munsif at the 1994 AIChE National Annual meeting, San Francisco, Nov. 1994.

"Nonlinear Model Based Control of a Recycle Reactor" with R. Kanadibhotla presented at the AIChE annual meeting, St. Louis MO, 1993.

"Nonlinear Process Model Based Control and Optimization of a Model IV FCC Unit" with P.D. Khandalekar, presented at the AIChE Annual meeting, St. Louis, MO, 1993.

"Dynamics Simulation and Quality Control of a Crude Tower" with C.B. Chung presented at the annual AIChE meeting, St. Louis MO, 1993.

"Numerical Methods and Interactive Graphics Experiences in Chemical Engineering Education" presented at the ACS meeting, Chicago, IL, 1993.

"Model-Based Control Using Mechanistic Nonlinear Models," with M. Beauford and J. Watts at the ISA93 meeting, Chicago, IL, Sept 1993.

"Nonlinear Model-Based In-Line Control of Wastewater pH: A Laboratory Study," with S.K. Mahuli and R.R. Rhinehart presented at the ISA 92 meeting, Houston, TX, 1992.

"Dynamic Modeling and Control of a Supercritical Fluid Extraction Process" with B. Ramchandran and H. Heichelheim presented at the ISA 92 meeting, Houston, TX 1992.

"Nonlinear Model Based Control of pH" with S. Mahuli and R.R. Rhinehart. Annual AIChE meeting, LA, CA, 1992.

"Modeling and Control of an Extractive Distillation Column" with R. Paranjape, Annual AIChE meeting, Los Angeles, CA, 1992.

"Comparison of Two Advanced Steam Temperature Control Algorithms for Coal Fired Boilers" with K Curtner, W. Foslien, A. Agarwal, and M. Divakaruni, 34th Power Instr. Symp., June 3-5, 1991, St. Petersburg, FL.

"Dynamic Modeling of a Supercritical Fluid Extraction Process," with B. Ramchandran, F. Seibert, and J.R. Fair at the Annual AIChE meeting, Chicago, IL, November, 1990.

"Nonlinear Control Strategy for Integrated, Multi-Unit Process - Application to a Supercritical Fluid Extraction Process," with B. Ramchandran and H. R. Heichelheim at the Annual AIChE meeting, Chicago, IL, November, 1990.

"Dynamic Modeling of Distillation Columns for Process Control Analysis," at the Annual AIChE meeting, Chicago, IL, November, 1990.

"Process Model-Based Control of a Nonideal Binary Distillation Column," with H.G. Pandit and R.R. Rhinehart at the Annual AIChE meeting, Chicago, IL, November, 1990.

"Advanced Model Based Control for Distillation," with J. Watts and M. Beauford at the National Petroleum Refinery Association meeting, Seattle, WA, October, 1990.

"Advanced Model-Based Control of a Sidestream Draw Column," at ISA 90, New Orleans, LA, October, 1990.

"Industrial Experience with Applying Nonlinear Process-Model Based Control to Distillation Columns," with J. Watts and M. Beauford, ISA90, New Orleans, LA, October, 1990.

"High Purity Distillation Control Using Nonlinear Process Model Based Control," with R. Sinha at ISA89, Philadelphia, PA, October, 1989.

"Nonlinear Process Model Based Control of a Distillation Column with a Sidestream Draw-off," at the Annual AIChE meeting, San Francisco, CA, November, 1989.

"Nonlinear Process Model-Based Constraint Control," at the Annual AIChE meeting, San Francisco, CA, November, 1989.

"Nonlinear Approximate Models for Process Control and On-Line Optimization," with R. R. Rhinehart at the Annual AIChE meeting, San Francisco, CA, November, 1989.

"Comparison of Control Techniques for High Purity Distillation Columns," with R. Sinha and R. McDaniel, AIChE Spring National Meeting, Houston, TX, April, 1989.

"Process Model-Based Control for Coal Fired Boilers," with R.R. Rhinehart, EPRI Conference on Power Plant Controls and Automation, Miami, FL, February, 1989.

"Comparison of Process Model Based Controllers," with R.R. Rhinehart, 1988 American Control Conference, Atlanta, GA, June, 1988.

"Small-Scale Study of Lateral Cavity Growth Mechanisms," with D.L. Yeary, 13th UCG Symposium, Laramie, WY, August, 1987.

"A Cavity Growth Model for Underground Coal Gasification," with Vijay Shirsat, 13th UCG Symposium, Laramie, WY, August, 1987.

"A Model for Renal Function," with Edwin Glass, National AIChE meeting, Miami, FL, November, 1986.

"Teaching Undergraduate Numerical Methods," national AIChE meeting, Miami, FL, November, 1986.

"UCG Cavity Growth Modeling," 12th UCG Symposium, Saarbruchen, West Germany, August, 1986.

"Experimental Studies of Lateral Cavity Growth Mechanisms," 12th UCG Symposium, Saarbruchen, West Germany, August, 1986.

"Development of a Laboratory System for the Study of Small-Scale Lateral Cavity Growth Mechanisms," 11th UCG Symposium, Denver, CO, August, 1985.

"Results from a Laboratory Flow Model for a UCG Cavity," 10th UCG Symposium, Williamsburg, VA, August, 1984.

"Study of Fluid Flow in an Underground Coal Gasification Cavity," 1984 IGRC Conference, Washington, DC, September, 1984.

"Assessments of Lateral Cavity Growth Mechanisms," 9th UCG Symposium, Bloomingdale, IL, August, 1983.

"Manifold Design for Forced Convection Electrolyte Systems," Electrochemical Society Meeting, San Francisco, CA, May, 1983.

"One-Dimensional Model for a Burning West Coal Slab," AIChE National Meeting, Los Angeles, CA, November, 1982.

"Study of the Flame Extinction Process for Coal Under UCG Conditions," with J.G.M. Massaquoi, 8th UCG Symposium, Keystone, CO, August, 1982.

"Sweep Efficiency Models for Underground Coal Gasification: A Critical Assessment," with T.F. Edgar, AIChE National Meeting, Anaheim, CA, June, 1982.

"Qualitative Study of Flow Patterns in a Laboratory UCG Model," with J.G.M. Massaquoi, 7th UCG Conference, Fallen Leaf, CA, September, 1981.

"Analysis of the Analog Circuit Model for Bipolar Electrochemical Systems," Electrochemical Society Meeting, Miami, FL, October, 1980.

"Development of a three-dimensional Simulator for Cavity Growth During Underground Gasification," with T.F. Edgar and C.M. Johnson, 5th UCG Symposium, Alexandria, VA, June, 1979.

"Modeling of the Electrochemical Machining Process," with C.W. Tobias, Electrochemical Society Meeting, Philadelphia, PA, May, 1977.