Dr. Md. Ali Ahammad Shoukat Choudhury

Professor
DR. MD. ALI AHAMMAD SHOUKAT CHOUDHURY

Contact

Email: shoukat@che.buet.ac.bd
Web: www.shoukat.buet.ac.bd

Education

PhD (Process Control), 2005
University of Alberta
Alberta, Canada

M.Sc., Chemical Engineering, 1998
Bangladesh University of Engineering & Technology (BUET)

B.Sc., Chemical Engineering, 1996
Bangladesh University of Engineering & Technology (BUET)

Specialization

Process Control
Chemical Engineering
Modeling and Identification

Selected Publications

BOOK

1. Choudhury, M. A. A. S., Shah, S. L. and Thornhill, N. F. (2008), Detection and Diagnosis of Process Nonlinearities and Valve Stiction – Data-Driven Approaches, Springer-Verlag , Germany

 

BOOK CHAPTERS

  1. Choudhury, M. A. A. S.and Chikezie Nwaoha (2012), Control Valves, in the book Process Plant Equipment Operation, Reliability and Control, John Wiley & Sons, Inc., USA
  1. Kabir, K. B. andChoudhury, M. A. A. S.(2011) , Automation and Process Control, in the Handbook of Food Process Design, Blackwell Publishing Limited, Oxford, UK
  1. Choudhury, M. A. A. S.,Thornhill, N. F., Kano, M. and Shah, S. L. (2010), Modelling Stiction, in the book Detection and Diagnosis of Stiction in Control Loops – State of the art and advanced methods, Springer-Verlag , Germany

PATENT

  1. Choudhury, M. A. A. S., Shah, S. L.,Thornhill, N. F., and Shook, D. (2007), Methods for detection and quantification of control valve stiction, International patent No. PCT/CA2005/001031.

JOURNAL PUBLICATIONS

  1. Kirtania, K. andChoudhury, M.A.A. S. (2012), A novel dead time compensator for stable processes with long dead time, Journal of Process Control, Vol. 22, Issue 5, pp. 1-14
  1. Rahman, A. andChoudhury, M.A.A. S. (2011), Detection of control loop interactions and prioritization of control loop maintenance,Control Engineering Practice, Vol. 19, Issue 7, pp. 723-731
  1. Choudhury, M.A.A. S. (2011),Plantwide Oscillations Diagnosis – Current state and Future Directions, Asia-Pac. J. Chem. Eng., In Press, Published online in Wiley Online Library, (wileyonlinelibrary.com), DOI:10.1002/apj.564
  1. Arefin, B.M.S. andChoudhury, M.A.A. S. (2011),An Alternative Approach of Risk Analysis for Multivariable Alarm System, IEB Journal of Chemical Engineering, IEB, Vol. ChE 26, pp. 75-79
  1. M. S. Islam, A. Blondy, K. L. Yeung,M. A. A. S. Choudhury, A. Julbe, A. Ayral, S. Heng and J. C. Schrotter (2011), Carbonaceous Degradation of Endocrine Disruption Chemicals (Edcs) Using Ozonolysis—Studied With Sparger Effect For Minimum Ozone Consumption,The Canadian Journal of Chemical Engineering, available online, In press
  1. M. S. Islam, A. Blondy, K. L. Yeung,M. A. A. S. Choudhury, A. Julbe, A. Ayral, S. Heng and J. C. Schrotter (2010), Endocrine Disruption Chemicals Degradation in an Ozone Membrane Reactor – Experimental & modeling study,IEB Journal of Chemical Engineering, Vol. ChE 25, pp 43-55.
  1. Choudhury, M.A.A. S.,Jain, M., Shah, S. L. (2008), Stiction: Definition, Modelling, Detection and Quantification, Journal of Process Control, Vol. 18, pp. 232-243
  1. Halim,E.B.,M.A.A. Shoukat Choudhury,Sirish L. Shah and Ming J. Zuo (2008), TimeDomain Averaging Across All Scales: A Novel Method for Detection of Gearbox Faults, Mechanical Systems and Signal Processing, Vol. 22, pp. 261-278.
  1. Choudhury, M. A. A. S.,Kariwala, V., Thornhill, N. F., Doukey, H., Shah, S. L., Takaday, H.and Forbes, J.F. (2007), Detection and Diagnosis of Plant-Wide Oscillations, Canadian Journal of Chemical Engineering, 85(2), pp. 208-219.
  1. Jiang, H.,Choudhury, M. A. A. S., Shah, S. L. (2007), Detection and Diagnosis of Plant-wideOscillations From Industrial Data using the Spectral Envelope Method, Journal of Process Control, 17(2), pp. 143-155
  1. Imtiaz, S. A. ,Choudhury, M. A. A. S.,Sirish L. Shah(2007), Building Multivariate Model From Compressed Data, Industrial Engineering and Chemistry Research, Vol. 46. issue 2, pp. 481-491.
  1. Choudhury, M. A. A. S.(2007), Troubleshooting Plantwide Oscillations Using Nonlinearity Information, Journal of Chemical Engineering, Institution of Engineers, Bangladesh , Vol. ChE 24, pp. 50-60
  1. Choudhury, M. A. A. S.,Thornhill, N. F. and Shah, S. L.(2006), Automatic Detection andQuantification of Control Valve Stiction, Control Engineering Practice, Vol. 14, issue 12, pp.1395-1412.
  1. Choudhury, M. A. A. S.,Thornhill, N. F. and Shah, S. L.(2005) Modelling Valve Stiction, Control Engineering Practice, 13, pp.641-658.
  1. Choudhury, M. A. A. S., Shah, S. L, andThornhill, N. F.(2004) Diagnostics of Poor Control Loop Performance using Higher Order Statistics, Automatica, issue 40:10, pp.1719-1728.
  1. Thornhill, N. F.,Choudhury, M. A. A. S.and Shah, S. L.(2004), The Impact of Compression of Data-Driven Process Analysis, Journal of Process Control, Issue 14, pp. 389-398.
  1. Choudhury, M. A. A. S.and Hossain, I. , Simulation of a Pebble Bed Heat Regenarator, International Journal of Energy Research, May 2000.

 

REFEREED CONFERENCE PUBLICATIONS

  1. Rahman A. and Choudhury, M. A. A. S. (2011), Detection of control loop interactions and prioritization of control
    loop maintenance, In the proceedings of ADCONIP 2011, May 23-26, 2011, Hangzhou, China
  1. Kirtania K. and Choudhury, M. A. A. S. (2011), A Two-Degree-of-Freedom Dead Time Compensator
    for Stable Processes with Long Dead Time, In the proceedings of ADCONIP 2011, May 23-26, 2011, Hangzhou, China
  1. Ahammad, M. and Choudhury, M. A. A. S. (2010), Harmonics – A New Tool for Detection of Valve Stiction, In the Proc. of the 5th International Symposium on Design, Operation and Control of Chemical Processes, pp. 454-463, PSE ASIA 2010, July 23-27, 2010, Singapore
  1. Rahman A. and Choudhury, M. A. A. S. (2010), New Methods for Detection of Control Loop Interaction to Prioritize Control Loop Maintenance, In the proceedings of 6th International Conference on Electrical and Computer Engineering
    ICECE 2010, 18-20 December 2010, Dhaka, Bangladesh
  1. Choudhury, M.A.A.S. (2010), Plantwide Oscillation Diagnosis – Current state and future directions, Keynote paper, in the proceedings of PSE Asia 2010 conference, July 23-27, 210, Singapore
  1. Choudhury, M.A.A. S., S. Barua, M.A. Karim, N. Sanzida (2009), Root-cause Diagnosis of Plantwide Disturbances using Harmonic Analysis,Inthe proceedings of the triennial conference on Advanced Control for Chemical Processes (ADCHEM2009), July 12-15, Istanbul, Turkey
  1. Chowdhury A. Y., F. Parveen,Choudhury, M. A. A. S., (2008), Modelling and Forecasting of Dhaka Stock Exchange (DSE) Index, In the proceedings of the 2nd international Conference on Chemical Engineering (ICChE2008), Dec 31, 2008 – Jan 1, 2009, Dhaka, Bangladesh
  1. Karim, M.A., S. Barua,Choudhury, M. A. A. S., (2008), THC: A New Tool for Root-Cause Diagnosis of Plantwide Oscillations,Inthe proceedings of the 2nd international Conference on Chemical Engineering (ICChE2008), Dec 31, 2008 – Jan 1, 2009, Dhaka, Bangladesh
  1. Ahammad, M, Islam, M.S., Choudhury, M. A. A. S. (2008), Detection of Control Valve Stiction,Inthe proceedings of the2nd international Conference on Chemical Engineering (ICChE2008), Dec 31, 2008 – Jan 1, 2009, Dhaka, Bangladesh.
  1. Choudhury, M.A.A. S. (2008), Troubleshooting Plantwide Oscillations using Harmonics,Inthe proceedings of the triennial conference on Advanced Control for Chemical Processes (ADCONIP 2008), May 4-8, Jasper , Canada
  1. Halim, E., Shah, S., Choudhury, M. A. A. S.,Kadali, R. (2008), Application of Bicoherence

Analysis on Vibration Data for Condition Based Monitoring of Rotating Machinery, In the proceedings of the triennial conference of International Federation of Automatic Control (IFAC)World Congress 2008, July 6-11, Seoul , South Korea .

  1. Choudhury, M. A. A. S., and Shah, S. L. (2007), Data Based Quantification of Nonlinearity,In the proceedings of the 7th IFAC Symposium on Nolinear Control System (NOLCOS), Pretoria , South Africa , 22-24 August, 2007.
  1. M.A.A. Shoukat Choudhury, David S. Shook, and Shah, S. L., Linear or Nonlinear?A bicoherencebased measure of nonlinearity, In the proceedings of the SAFEPROCESS 2006, the 6th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes, Beijing , P.R. China , Aug. 30-Sep. 1, 2006.
  1. M.A.A. Shoukat Choudhury,MridulJain, Sirish L. Shah,?Stiction: Definition, Modelling, Detection and Quantification, Invited paper, presented at American Control Conference, ACC2006, awarded best paper of the session, June 14-16, 2006, Minneapolis , Minnesota , USA .
  1. HaileiJiang, M.A.A. Shoukat Choudhury,Sirish L. Shah; John W. Cox , Michael A. Paulonis (2006), Detection And Diagnosis Of Plant-Wide Oscillations Via The Spectral Envelope Method, in the proceedings of ADCHEM 2006, April 2-6, 2006, Gramado , Brazil .
  1. MridulJain, M.A.A. Shoukat Choudhury,Sirish L. Shah(2006), Quantification Of Valve Stiction, in the proceedings of ADCHEM 2006, April 2-6, 2006, Gramado , Brazil .
  1. EnayetB.Halim, Sirish L. Shah, Ming J. Zuo and M.A.A. Shoukat Choudhury, Fault Detection of Gearbox from Vibration Signals using Time-Frequency Domain Averaging, presented at American Control Conference 2006, Silver Anniversary ACC, Minneapolis , Minnesota USA, June 14-16, 2006.
  1. EnayetB.Halim, M.A.A. Shoukat Choudhury, Sirish L. Shah and Ming J. Zuo (2006), Fault Detection of Rotating Machinery from Bicoherence Analysis of Vibration Data,  in the proceedings of SAFEPROCESS 2006, Beijing , P.R. China, August 30-September 1, 2006.
  1. M.A.A. Shoukat Choudhury,Kariwala, V., Shah, S. L.,Douke, H., Takaday, H., and Thornhill, N. F. (2005), A Simple Method for Confirming Control Valve Stiction, in the proceedings of IFAC (International Federation of Automatic Control) triennial World Congress, Prague , Czech Republic , July 4-8, 2005.
  1. Kariwala, V., Choudhury, M. A. A. S.,Doukey, H. , Shah, S. L.,Takaday, H., Forbes, J.F.,and Meadows, E.S. (2004), Detection and Diagnosis of Plant-Wide Oscillations: An application study, In the proceedings of IEEE APC 2004, Vancouver , Canada .
  1. Choudhury, M. A. A. S., Shah, S. L., andThornhill, N. F. (2004), Detection and Quantification ofControl Valve Stiction, In the proceedings of the triennial DYCOPS (Dynamics and Control of Process Systems) conference, July 5-7, 2004, Boston , USA .
  1. Choudhury, M. A. A. S.,Thornhill, N. F. and Shah, S. L. (2004),A Data-Driven Model for Valve Stiction, in the proceedings of the triennial ADCHEM (Advanced Control of Chemical Processes) 2003 conference, Jan 11-14, 2004, Hong Kong .
  1. Choudhury, M. A. A. S., and Shah, S. L. (2003), Diagnosis of Control Valve Problems, in the proceedingsofICChE (International Conference on Chemical Engineering), Dec 29-30, 2003, BUET, Dhaka , Bangladesh .
  1. Choudhury, M. A. A. S., Shah, S. L. andThornhill, N. F.(2002), Detection and Diagnosis of SystemNonlinearities Using Higher Order Statistics?, Proceedings of the IFAC (International Federation of Automatic Control) triennial World Congress, July 22-26, 2002, Barcelona , Spain .

 

CONFERENCE PRESENTATIONS

Choudhury, M.A.A.S. (2010), Plantwide Oscillation Diagnosis – Current state and future directions, Keynote paper, in the proceedings of PSE Asia 2010 conference, July 23-27, 210, Singapore

Choudhury, M. A. A. S. (2008), “Troubleshoooting Plantwide Oscillations” Invited Keynote paper, presented in the 5th Workshop of Industrial Systems and Control (WISC08), Nov 24-25, 2008, KFUPM, Dhahran, Saudi Arabia

Sanzida, N., Choudhury, M. A. A. S. and Shah, S.L. (2008), “Harmonic Analysis – A New Tool for Troubleshooting Plantwide Disturbances”, presented at the 100th anniversary meeting of American Institute of Chemical Engineers, AIChE2008, November 16-21, 2008, Philadelphia, PA, USA

Choudhury, M. A. A. S. (2007), “How to detect and quantify Control Valve Stiction – an industrial perspective”, conducted an invited training course at SAFCO-3, Jubail, Saudi Arabia.

Choudhury, M. A. A. S., and Shah, S. L., “Diagnosis of Plantwide Oscillation due to Valve Stiction”, presented at the CSChE conference, October 4-7, 2004, Calgary, AB, Canada.

Choudhury, M. A. A. S., and Shah, S. L., “Detection and Diagnosis of Control Valve Stiction”, presented at the CSChE conference, October 26-29, 2003, Hamilton, ON, Canada.

Choudhury, M. A. A. S., “Detection and Quantification of Control Valve Stiction”, Invited talk, presented at Sherrit
International, Fort Saskatchewan, Alberta, Canada, May 2004.

Choudhury, M. A. A. S., and Shah, S. L., “Detection and Quantification of Control Valve Stiction and Diagnosis of Plantwide Oscillation”, presented at the Industrial Research Chair Workshop, U of A, November, 2004, Edmonton, AB, Canada.

Choudhury, M. A. A. S., Thornhill, N. F. and Shah, S. L. (2003), “Analysis of induced nonlinearity due to compression,presented in the CSChE 2003 conference, October 20-23, Vancouver , Canada .

Choudhury, M. A. A. S., and Shah, S. L., “Detection and Diagnosis of System Nonlinearities”, presented at the Industrial Research Chair Workshop, U of A, Nov. 7, 2003, Edmonton, AB, Canada.

Choudhury, M. A. A. S., and Shah, S. L., “Detection and Quantification of Control Valve Stiction”, presented at the Industrial Research Chair Workshop, U of A, November, 2001, Edmonton, AB, Canada.

Choudhury, M. A. A. S., Shah, S. L. and Thornhill, N. F.,”Detection and Diagnosis of Valve Problems Using Higher Order Statistics”, presented at the AIChE Conference, Nov. 2001, Reno, USA.