Published Papers:

• Delayed coker advanced process control at Petronas Melaka refinery, Hydrocarbon Processing International Refining conference, June 2010. 2010_Petronas_coker.pdf
• Reformer advanced process control at Petronas Melaka refinery, ERTC computer conference, May 2008. Petronas_Reformer_ERTC_May_2008.pdf
• Coker advanced process control at BP Gelsenkirchen refinery, Hydrocarbon Processing Journal, July 2007. HP0607 paper Jul.pdf
• Implementation of APC on Repsol Poertollano CDU1, ERTC computer conference, May 2007. Puertollano_ERTC_May_2007.pdf
• FCCU advanced control at Chevron Pembroke refinery, ERTC computer conference, May 2006. cvx ERTC Vienna May 2006.pdf
• Implementation of APC on CDU 1 and CDU 3 at Sinopec Gaoqiao (Shanghai) refinery, Refining China Conference, April 2006. GaoQiao_paper_March_06.pdf
• Coker Advanced Control and Inferential Modeling at BP Gelsenkirchen Refinery, ERTC computer conference, May 2005. 2005_coker.pdf
• The use of first-principle inference models for crude switching control, ERTC Computing Conference, May 2004 & Petroleum quarterly, Autumn 2004. 2004-Petronas_ERTC.pdf
• First-principles inference model improves deisobutanizer column control, Hydrocarbon Processing Journal, March 2003. HP0303 paper Mar.pdf
• Multivariable Controller Implementation for a Crude Unit: A case Study, NPRA Computer Conference, October 2002, later published in O&G Journal, November 4 2002. 2002_NPRC_GCC.pdf
• First principles distillation inference model for a toluene – xylene separation column. ERCT Computer Conference, June 2002. 2002_Toluene_Inference_ERTC.pdf
• First-principles distillation inference models for a superfractionator product quality prediction. Hydrocarbon Processing Journal, February 2002. HP0202 paper Feb.pdf
• Experience with GDS, a first principles inference model for distillation columns. Presented ERCT Computer Conference, June 2001 and NPRA computer conference, October 2001, published in Petroleum Technology Quarterly, Autumn 2001. 2001_GDS.pdf
• Refining & petrochemical property indicators for distillation, fractionation and crude switching.
  NPRA Computer Conference, November 2000. NPRA Computer Conference, November 2000. 2000_Property_Indicators.pdf
• Use of column data to infer and control crude fractionator product properties. NPRA Computer Conference, November 2000, later published in Oil & Gas Journal, February 19, 2001. 2000_URC_CDU_Experience.pdf
• Advanced Control of Ethylene Plants, What Works, What Doesn’t and Why. Ethylene Producers’ Committee, March 1999 and Published in Hydrocarbon Asia, Jul/Aug 99. 1999_Ethylene.pdf
• Model Based Control of Fractionation in an Ethylene Plant. Ethylene Producers’ Committee, 1998, New Orleans, LA. 1998_Distillation.pdf
• Engineering Models for Inferential Control. Hydrocarbon Processing Journal, Process Optimization Conference, April 1997. 1997_Eng_models.pdf
• What’s Wrong with Unit Closed Loop Optimization. Hydrocarbon Processing Journal, October 1995. HP1095 paper Oct.pdf
• Simulation based inferential controls. Paper presented at the AICHE spring conference 1995, Houston TX. 1995_Inferentials_AIChE.pdf
• Tuning of averaging level controller. Published in Hydrocarbon Processing Journal, December 1994. HP1294 paper Oct.pdf
• Model-Based control of crude qualities: Unique advanced controls improved operation, particularly during crude switches. HP0294 paper Feb.pdf
• Visbreaker Monitoring for Maximum Conversion. PDVSA Deep Conversion workshop, June 1993, Corpus Christi. 1993_visbreaker.pdf
• Avoid Advanced Control Project Mistakes; A control technology audit of five refineries highlights mistakes made. Hydrocarbon Processing Journal, October 1992. HP1092 paper Oct.pdf
• Control Of Crude Fractionator Predict Qualities During Feedstock Changes By Use Of Simplified Heat Balance. Paper presented at the 1985 American Control Conference, Boston, Massachusetts. 1985_GCC.pdf