Chemical and Petroleum Engineering

Experimental measurement and thermodynamic modelling of fluid phase equilibria (hydrocarbons, water, hydrates, organic inhibitors). Water content of natural gases, inhibitor distribution, aqueous gas solubility. Gas Chromatography (GC) analysis of fluids.

November 2004

PhD Chemical Engineering (2004)
Paris School of Mines, Paris, France.

DEA (MSc) Chemical Engineering (2001)
Université d’Aix-Marseille, Marseille, France.

MSc Energy Engineering (2001)
IUSTI (Institut Universitaire des Systèmes Thermiques et Industriels), Marseille, France.

November 2004 to present
Research Associate, Institute of Petroleum Engineering, Heriot-Watt University, UK.

H. Haghighi, A. Chapoy, B. Tohidi, Melting Point Depression of Common Electrolyte Solutions: Experimental and Prediction Using the CPA Equation of State. Ind. Eng. Chem. 47(6) (2008) 3983-3989.

A. Chapoy, R. Anderson, B. Tohidi, Effect Of Clathrate Structure And Promoter on the Phase Behaviour of Hydrogen Clathrates, International Gas Hydrate Conference 2008

A. Chapoy, H. Haghighi, B. Tohidi, Development of a Henry’s constant correlation and solubility measurements of n-pentane, i-pentane, cyclopentane, n-hexane and toluene in water. Journal of Chemical Thermodynamics 40 (2008) 1030-1037

J. Yang, A. Chapoy, B Tohidi, Thermodynamic Conditions And Kinetics of Methane Recovery Through Carbon Dioxide Sequestration, OTC Conference 2008, Houston

B. Tohidi, A. Chapoy, J. Yang, F. Ahmadloo, I Valko, Z. Zain Developing Hydrate Monitoring and Early Warning Systems, OTC Conference 2008, Houston

A. Chapoy, R. Anderson, H. Haghighi, T. Edwards, B. Tohidi, Can n-propanol form hydrate? Ind. Eng. Chem. 47(5) (2008) 1689-1694.

B. Tohidi, A. Chapoy, J. Yang, Z. Zain, I. Valko, “Effective Hydrate Monitoring and Early Warning System”, presented at IBC Asia, Offshore Drilling & Deepwater/ Underwater Technologies, 27-29 November 2006, Kuala Lumpur, Malaysia.

M. Arjmandi, A. Chapoy, B. Tohidi, Equilibrium Data of Hydrogen, Methane, Nitrogen, Carbon dioxide and Natural Gas in Semi-Clathrate Hydrates of Tetra Butyl Ammonium Bromide, J. Chem. Eng. Data 52 (2007) 2153-2158

A. Chapoy, B. Tohidi, Avoiding gas hydrate problems in offshore drilling/completion operations, Drill Tech Asia 2007, 27-28 November 2007, Kuala Lumpur, Malaysia

R. Anderson, A. Chapoy, B. Tohidi, Phase Relations and Binary Clathrate Hydrate Formation in the system H2-THF-H2O, Langmuir 23 (2007) 3440-3444.

A. Chapoy, R. Anderson, B. Tohidi, Low Pressure Molecular Hydrogen Storage in Semi-Clathrate Hydrates of Quaternary Ammonium Compounds, J. Am. Soc. 129 (2007) 746-747.

A. H. Mohammadi, A. Chapoy, B. Tohidi, D. Richon, Advances in estimating water content of natural gases, GPA Conference 2006, Grapevines, Texas, 5-8 March 2006.

A. Chapoy, A. H. Mohammadi, B. Tohidi, A. Valtz, D. Richon, Experimental Measurement and Phase Behavior Modeling of Hydrogen Sulfide-Water Binary System, Ind. Eng. Chem. 44 (2005) 7567-7574.

A. Valtz, A. Chapoy, C. Coquelet, P. Paricaud and D. Richon, Vapour - Liquid Equilibria in the Carbon Dioxide – Water System, Measurement and Modelling from 278.2 to 318.2 K, Fluid Phase Equilibria 226 (2004) 333-344.

A. Chapoy, A. H. Mohammadi, A. Chareton, D. Richon, B. Tohidi, Measurement and Modeling of Gas Solubility and Literature Review of the Properties for the Carbon Dioxide - Water System, Ind. Eng. Chem. 43 (2004) 1794-1802.

A. Chapoy, A. H. Mohammadi, D. Richon, B. Tohidi, Gas Solubility Measurement and Modeling for Methane – Water and Methane – Ethane – n-Butane - Water Systems near Hydrate Forming Conditions, Fluid Phase Equilib. 220 (2004) 113-121.