Detection and Diagnosis of Process Nonlinearities and Valve Stiction – Data-Driven Approaches<\/a>, Springer-Verlag , Germany<\/p>\n <\/p>\n
BOOK CHAPTERS<\/strong><\/p>\n\n- Choudhury, M. A. A. S.<\/strong>and Chikezie Nwaoha (2012),\u00a0Control Valves<\/strong>, in the book\u00a0Process Plant Equipment Operation, Reliability and Control<\/strong>, John Wiley & Sons, Inc., USA<\/li>\n<\/ol>\n
\n- Kabir, K. B. andChoudhury, M. A. A. S.<\/strong>(2011) ,\u00a0Automation and Process Control<\/strong>, in the Handbook of Food Process Design, Blackwell Publishing Limited, Oxford, UK<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>,Thornhill, N. F., Kano, M. and Shah, S. L. (2010),\u00a0Modelling Stiction<\/strong>, in the book Detection and Diagnosis of Stiction in Control Loops – State of the art and advanced methods,\u00a0Springer-Verlag\u00a0,\u00a0Germany<\/li>\n<\/ol>\n
PATENT<\/strong><\/p>\n\n- Choudhury, M. A. A. S.<\/strong>, Shah, S. L.,Thornhill, N. F., and Shook, D. (2007),\u00a0Methods for detection\u00a0<\/strong>and<\/strong>\u00a0quantification of control valve stiction<\/strong>, International patent No.\u00a0PCT\/CA2005\/001031.<\/li>\n<\/ol>\n
JOURNAL PUBLICATIONS<\/strong><\/p>\n\n- Kirtania, K. andChoudhury, M.A.A. S. (2012)<\/strong>, A novel dead time compensator for stable processes with long dead time, Journal of Process Control, Vol. 22, Issue 5, pp. 1-14<\/li>\n<\/ol>\n
\n- Rahman, A. andChoudhury, M.A.A. S. (2011)<\/strong>, Detection of control loop interactions and prioritization of control loop maintenance,Control Engineering Practice<\/strong>, Vol. 19, Issue 7, pp. 723-731<\/li>\n<\/ol>\n
\n- Choudhury, M.A.A. S. (2011),<\/strong>Plantwide Oscillations Diagnosis – Current state and Future Directions, Asia-Pac. J. Chem. Eng.<\/strong>, In Press, Published online in Wiley Online Library, (wileyonlinelibrary.com), DOI:10.1002\/apj.564<\/li>\n<\/ol>\n
\n- Arefin, B.M.S. andChoudhury, M.A.A. S. (2011),<\/strong>An Alternative Approach of Risk Analysis for Multivariable Alarm System, IEB Journal of Chemical Engineering, IEB, Vol. ChE 26, pp. 75-79<\/li>\n<\/ol>\n
\n- M. S. Islam, A. Blondy, K. L. Yeung,M. A. A. S. Choudhury<\/strong>, A. Julbe, A. Ayral, S. Heng and J. C. Schrotter (2011), Carbonaceous Degradation of Endocrine Disruption Chemicals (Edcs) Using Ozonolysis\u2014Studied With Sparger Effect For Minimum Ozone Consumption,The Canadian Journal of Chemical Engineering<\/strong>, available online, In press<\/li>\n<\/ol>\n
\n- M. S. Islam, A. Blondy, K. L. Yeung,M. A. A. S. Choudhury<\/strong>, 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<\/strong>, Vol. ChE 25, pp 43-55.<\/li>\n<\/ol>\n
\n- Choudhury, M.A.A. S.,<\/strong>Jain, M., Shah, S. L. (2008), Stiction: Definition, Modelling, Detection\u00a0and\u00a0Quantification, Journal of Process Control, Vol. 18, pp. 232-243<\/li>\n<\/ol>\n
\n- Halim,E.B.,M.A.A. Shoukat Choudhury<\/strong>,Sirish\u00a0L. Shah and Ming J.\u00a0Zuo\u00a0(2008), TimeDomain Averaging Across All Scales: A Novel Method for Detection of Gearbox Faults, Mechanical\u00a0Systems and Signal Processing, Vol. 22, pp. 261-278.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>,Kariwala, V.,\u00a0Thornhill, N. F.,\u00a0Doukey, H., Shah, S. L.,\u00a0Takaday, H.and\u00a0Forbes, J.F. (2007), Detection and Diagnosis of Plant-Wide Oscillations, Canadian Journal\u00a0of\u00a0Chemical Engineering, 85(2), pp. 208-219.<\/li>\n<\/ol>\n
\n- Jiang, H.,Choudhury, M. A. A. S.<\/strong>, Shah, S. L. (2007), Detection and Diagnosis of Plant-wideOscillations\u00a0From\u00a0Industrial Data using the Spectral Envelope Method, Journal of Process\u00a0Control, 17(2), pp. 143-155<\/li>\n<\/ol>\n
\n- Imtiaz, S. A. ,Choudhury, M. A. A. S.<\/strong>,Sirish\u00a0L. Shah(2007), Building Multivariate Model\u00a0From Compressed Data, Industrial Engineering and Chemistry Research, Vol. 46.\u00a0issue\u00a02, pp.\u00a0481-491.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>(2007), Troubleshooting Plantwide Oscillations Using Nonlinearity Information,\u00a0Journal of Chemical Engineering, Institution of Engineers,\u00a0Bangladesh\u00a0, Vol. ChE 24, pp. 50-60<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>,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.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>,Thornhill, N. F. and Shah, S. L.(2005)\u00a0Modelling\u00a0Valve Stiction, Control\u00a0Engineering Practice, 13, pp.641-658.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>, Shah, S. L, andThornhill, N. F.(2004) Diagnostics of Poor Control\u00a0Loop Performance using Higher Order Statistics,\u00a0Automatica, issue 40:10, pp.1719-1728.<\/li>\n<\/ol>\n
\n- Thornhill, N. F.,Choudhury, M. A. A. S.<\/strong>and Shah, S. L.(2004), The Impact of Compression of\u00a0Data-Driven Process Analysis, Journal of Process Control, Issue 14, pp. 389-398.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.<\/strong>and\u00a0Hossain,\u00a0I.\u00a0, Simulation of a Pebble Bed Heat\u00a0Regenarator, International\u00a0Journal of Energy\u00a0Research,\u00a0May 2000.<\/li>\n<\/ol>\n
<\/p>\n
REFEREED CONFERENCE PUBLICATIONS<\/strong><\/p>\n\n- Rahman A. and Choudhury, M. A. A. S. (2011), Detection of control loop interactions and prioritization of control
\nloop maintenance, In the proceedings of ADCONIP 2011, May 23-26, 2011, Hangzhou, China<\/li>\n<\/ol>\n\n- Kirtania K. and Choudhury, M. A. A. S. (2011), A Two-Degree-of-Freedom Dead Time Compensator
\nfor Stable Processes with Long Dead Time, In the proceedings of ADCONIP 2011, May 23-26, 2011, Hangzhou, China<\/li>\n<\/ol>\n\n- 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<\/li>\n<\/ol>\n
\n- 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
\nICECE 2010, 18-20 December 2010, Dhaka, Bangladesh<\/li>\n<\/ol>\n\n- 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<\/li>\n<\/ol>\n
\n- 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\u00a0the\u00a0triennial conference on Advanced Control for Chemical Processes (ADCHEM2009), July 12-15,\u00a0Istanbul, Turkey<\/li>\n<\/ol>\n
\n- Chowdhury A. Y., F. Parveen,Choudhury, M. A. A. S., (2008), Modelling and Forecasting of Dhaka Stock Exchange (DSE) Index,\u00a0In\u00a0the proceedings of the\u00a02nd international Conference on Chemical Engineering (ICChE2008), Dec 31, 2008 – Jan 1, 2009, Dhaka, Bangladesh<\/li>\n<\/ol>\n
\n- 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\u00a02nd international Conference on Chemical Engineering (ICChE2008), Dec 31, 2008 – Jan 1, 2009, Dhaka, Bangladesh<\/li>\n<\/ol>\n
\n- 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.<\/li>\n<\/ol>\n
\n- Choudhury, M.A.A. S. (2008), Troubleshooting Plantwide Oscillations using Harmonics,Inthe proceedings of\u00a0the\u00a0triennial conference on Advanced Control for Chemical Processes (ADCONIP 2008), May 4-8,\u00a0Jasper\u00a0,\u00a0Canada<\/li>\n<\/ol>\n
\n- Halim, E., Shah, S., Choudhury, M. A. A. S.,Kadali, R. (2008), Application of Bicoherence<\/li>\n<\/ol>\n
Analysis on Vibration Data for Condition Based Monitoring of Rotating Machinery,\u00a0In\u00a0the proceedings of the\u00a0triennial\u00a0conference of International Federation of Automatic Control (IFAC)World Congress 2008, July 6-11,\u00a0Seoul\u00a0,\u00a0South Korea\u00a0.<\/p>\n
\n- Choudhury, M. A. A. S., and Shah, S. L. (2007), Data Based Quantification of Nonlinearity,In\u00a0the proceedings of the\u00a07th IFAC Symposium on\u00a0Nolinear\u00a0Control System (NOLCOS),\u00a0Pretoria\u00a0,\u00a0South Africa\u00a0, 22-24 August, 2007.<\/li>\n<\/ol>\n
\n- M.A.A. Shoukat Choudhury, David S. Shook, and Shah, S. L., Linear or Nonlinear?A bicoherencebased\u00a0measure of nonlinearity, In the proceedings of the SAFEPROCESS 2006, the 6th IFAC\u00a0Symposium on Fault Detection, Supervision and Safety of Technical Processes,\u00a0Beijing\u00a0, P.R.\u00a0China\u00a0, Aug. 30-Sep. 1, 2006.<\/li>\n<\/ol>\n
\n- M.A.A. Shoukat Choudhury,MridulJain,\u00a0Sirish\u00a0L.\u00a0Shah,?Stiction: Definition,\u00a0Modelling, Detection\u00a0and\u00a0Quantification, Invited paper, presented at American Control Conference, ACC2006,\u00a0awarded\u00a0best paper of the session, June 14-16, 2006,\u00a0Minneapolis\u00a0,\u00a0Minnesota\u00a0,\u00a0USA\u00a0.<\/li>\n<\/ol>\n
\n- HaileiJiang, M.A.A. Shoukat Choudhury,Sirish\u00a0L. Shah; John W.\u00a0Cox ,\u00a0Michael A.\u00a0Paulonis\u00a0(2006),\u00a0Detection\u00a0And\u00a0Diagnosis Of Plant-Wide Oscillations Via The Spectral Envelope Method, in\u00a0the\u00a0proceedings of ADCHEM 2006, April 2-6, 2006,\u00a0Gramado\u00a0,\u00a0Brazil\u00a0.<\/li>\n<\/ol>\n
\n- MridulJain, M.A.A. Shoukat Choudhury,Sirish\u00a0L.\u00a0Shah(2006), Quantification Of Valve Stiction, in\u00a0the\u00a0proceedings of ADCHEM 2006, April 2-6, 2006,\u00a0Gramado\u00a0,\u00a0Brazil\u00a0.<\/li>\n<\/ol>\n
\n- EnayetB.Halim,\u00a0Sirish\u00a0L. Shah, Ming J.\u00a0Zuo\u00a0and M.A.A. Shoukat Choudhury, Fault Detection\u00a0of\u00a0Gearbox from Vibration Signals using Time-Frequency Domain Averaging, presented\u00a0at\u00a0American Control Conference 2006, Silver Anniversary ACC,\u00a0Minneapolis\u00a0,\u00a0Minnesota\u00a0USA,\u00a0June 14-16, 2006.<\/li>\n<\/ol>\n
\n- EnayetB.Halim, M.A.A. Shoukat Choudhury,\u00a0Sirish\u00a0L. Shah and Ming J.\u00a0Zuo\u00a0(2006), Fault Detection\u00a0of\u00a0Rotating Machinery from Bicoherence Analysis of Vibration Data,\u00a0\u00a0in the proceedings of\u00a0SAFEPROCESS 2006,\u00a0Beijing\u00a0, P.R. China, August 30-September 1, 2006.<\/li>\n<\/ol>\n
\n- M.A.A. Shoukat Choudhury,Kariwala, V., Shah, S. L.,Douke, H.,\u00a0Takaday, H., and\u00a0Thornhill,\u00a0N. F. (2005), A Simple Method for Confirming Control Valve Stiction, in the proceedings of IFAC\u00a0(International Federation of Automatic Control) triennial World Congress,\u00a0Prague\u00a0,\u00a0Czech Republic\u00a0,\u00a0July 4-8, 2005.<\/li>\n<\/ol>\n
\n- Kariwala, V., Choudhury, M. A. A. S.,Doukey, H. , Shah, S. L.,Takaday, H., Forbes, J.F.,and\u00a0Meadows, E.S. (2004), Detection and Diagnosis of Plant-Wide Oscillations: An application\u00a0study, In the proceedings of IEEE APC 2004,\u00a0Vancouver\u00a0,\u00a0Canada\u00a0.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S., Shah, S. L., andThornhill, N. F. (2004), Detection and Quantification ofControl Valve Stiction,\u00a0In\u00a0the proceedings of the triennial DYCOPS (Dynamics and Control of\u00a0Process Systems) conference, July 5-7, 2004,\u00a0Boston\u00a0,\u00a0USA\u00a0.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S.,Thornhill, N. F. and Shah, S. L. (2004),A\u00a0Data-Driven Model for Valve Stiction,\u00a0in\u00a0the proceedings of the triennial ADCHEM (Advanced Control of Chemical Processes)\u00a02003 conference, Jan 11-14, 2004,\u00a0Hong Kong\u00a0.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S., and Shah, S. L. (2003), Diagnosis of Control Valve Problems, in the proceedingsofICChE\u00a0(International Conference on Chemical Engineering), Dec 29-30, 2003, BUET,\u00a0Dhaka\u00a0,\u00a0Bangladesh\u00a0.<\/li>\n<\/ol>\n
\n- Choudhury, M. A. A. S., Shah, S. L. andThornhill, N. F.(2002), Detection and Diagnosis of SystemNonlinearities Using Higher Order Statistics?,\u00a0Proceedings of the IFAC (International Federation\u00a0of\u00a0Automatic Control) triennial World Congress, July 22-26, 2002,\u00a0Barcelona\u00a0,\u00a0Spain\u00a0.<\/li>\n<\/ol>\n
<\/p>\n
CONFERENCE PRESENTATIONS<\/strong><\/p>\nChoudhury, 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<\/p>\n
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<\/p>\n
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<\/p>\n
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.<\/p>\n
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.<\/p>\n
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.<\/p>\n
Choudhury, M. A. A. S., “Detection and Quantification of Control Valve Stiction”, Invited talk, presented at Sherrit
\nInternational, Fort Saskatchewan, Alberta, Canada, May 2004.<\/p>\n
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.<\/p>\n
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,\u00a0Vancouver\u00a0,\u00a0Canada\u00a0.<\/p>\n
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.<\/p>\n
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.<\/p>\n
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.<\/p>\n
[\/vc_column_text][\/vc_column]<\/div>\n","protected":false},"excerpt":{"rendered":"[vc_column][vc_custom_heading source=\"post_title\" font_container=\"tag:h1|text_align:left|color:%234e2a84\" use_theme_fonts=\"yes\"][vc_column_text el_class=\"faculty-designation\"] Professor [\/vc_column_text][\/vc_column][vc_column width=\"3\/12\"][vc_single_image image=\"99\" img_size=\"250x250\" css_animation=\"none\"][vc_custom_heading text=\"Contact\" font_container=\"tag:h4|text_align:left|color:%234e2a84\" use_theme_fonts=\"yes\"][vc_column_text]Email: shoukat@che.buet.ac.bd Web: www.shoukat.buet.ac.bd[\/vc_column_text][\/vc_column][vc_column width=\"9\/12\"][vc_custom_heading text=\"Education\" font_container=\"tag:h4|text_align:left|color:%234e2a84\" use_theme_fonts=\"yes\"][vc_column_text]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)[\/vc_column_text][vc_custom_heading text=\"Specialization\" font_container=\"tag:h4|text_align:left|color:%234e2a84\" use_theme_fonts=\"yes\"][vc_column_text]Process Control
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