Publications

Refereed Journal Papers

McNeill N, Gupta N K, “An assessment of the error in the average current sensed by the unidirectional current pulse transformer”, IET Proceedings on Circuits, Devices and Systems, pp 265-276, Vol 2, No 2, 2008.

McNeill N, Gupta N K, Burrow S, Holliday D, Mellor P, “Application of reset voltage feedback for droop minimisation in the unidirectional current pulse transformer”, IEEE Transactions on Power Electronics, pp. 591-599, Vol 23 No 2, March 2008, ISSN 0885-8993.

Yella S, Gupta N K, Dougherty, “Comparison of pattern recognition techniques for the classification of impact acoustic emissions”, Transport Resaerch Part C, www.sciencedirect.com, 2007.

Gupta, N K, “Managing change and uncertainties”, Lead Editorial Paper, EngineerIT, page 1, October 2006, ISSN 1991-5047.

Yu F, Gupta N K, “Correction of non-linearity for sensors implemented with a microcontroller”, EngineerIT, pp. 60-61, October 2006, ISSN 1991-5047.

Yu F, Gupta N K, Hoy J, “Ann-based modelling of non-intrusive pressure measurement system”, Elektron Journal of the South African IEE, pp. 15-17, May 2006.

Yella S, Dougherty M S, Gupta N K, “Artificial intelligence techniques for the automatic interpretation of data from non-destructive testing”, Insight Journal of the British Institute of Non-Destructive Testing, Vol 48, No 1, January 2006.

McNeill N, Gupta N K, Tooth, DJ, Silverton CL , “Synchronous rectification for automotive power converters”, Elektron Journal of the South African IEE, pp. 30-32, October 2005.

Yu F, Gupta N K, Hoy J, “Non-intrusive pressure measurement based on ultrasonic waves”, Insight Journal of the British Institute of Non-Destructive Testing, Vol. 47, No. 5, pp. 285-288, May 2005, ISSN 1354-2575.

Yu F, Gupta N K, “An efficient model for improving performance of vibrating-wire instruments”, MEASUREMENT – Journal of the International Measurement Confederation, Issue 35, pp. 278-283, May 2005, ISSN 0263-2241.

Abdulaziz, I, Gupta N K, “Application of finite-difference time-domain method to electromagnetic field problems in railway environment”, Transactions of the South African IEE, Vol 96, No 1, pp. 67-72, March 2005, ISSN 0038-2221.

Abdulaziz, I, Gupta N K, "Booster transformers in railway systems", Transactions of the South African IEE, Vol 4, No 2, pp. 111-115, June 2004, ISSN 0038-2221.

Yu F, Gupta N K, “Non-intrusive condition monitoring of diesel generators”, Energize Journal of the South African IEE, pp. 39-40, July 2004.

McNeill N, Gupta N K, Armstrong W, “Active current transformer circuits for low distortion sensing in switched mode power converters”, IEEE Proceedings on Power Electronics, Vol 19, No 4, pp. 908-917, July 2004, ISSN 0885-8993.

Gupta N K, Curtis A “New product evaluation process - a case study: clean up or cleaned out”, IEE Engineering Management Journal, pp. 22-25, June/July 2004.

Wilson J, Gupta N K, "Equipment for the investigation of the accelerated curing of concrete using direct electric conduction", Measurement - Journal of the international Measurement Confederation, Elsevier Publications, Issue 35, June 2004, pp. 243-250, ISSN 0263-2241.

Gupta, N K, “A critical evaluation of traditional methods of project appraisal”, Elektron Journal of the South African IEE, pp. 10-14, Nov/Dec 2003.

Yu F, Gupta N K , "A novel method for computer controlled condition monitoring of hydraulic systems", Insight Journal of the British Institute of Non-Destructive Testing, Vol 45, No 8, pp. 536-538, August 2003, ISSN 1354-2575.

Gupta N K, "Resolving moral dilemmas in corporate issues", IEE Engineering Management, June/July 2003, page 48, ISSN 0960-7919.
Re-printed in Energize Journal of the South African IEE, page 3, August 2003. (Lead Editorial paper). Re-printed in Elektron of the South African IEE, February 2004.

McNeill N, Gupta N K, “Reverse supply polarity protection topologies for automotive power converters”, Elektron Journal of the South African IEE, pp. 2-25, June 2003.

Campbell H, Gupta N K, “Measurements using virtual instruments”, Elektron Journal of the South African IEE, pp. 14-18, May 2003.

Gupta N K, “Cultivating quality”, Invited editorial paper, IEE Engineering Management Journal, page 1, April/May, 2003, ISSN 0960-7919.

McMurtrie R, Gupta N K, “Quality - the timeless quest”, IEE Engineering Management Journal, pp. 22-25, April/May 2003, ISSN 0960-7919. Won ‘The Lord Hirst Premium’ award for the best paper of the year.

Abdulaziz, I, Gupta N K, "Electromagnetic compatibility in railway systems", Vector Journal, EE Publishers (Pty) Ltd, South Africa, pp. 21-24, April 2003.
Re-printed in Elektron Journal of the South African IEE, pp 20-23, August 2003.

Gupta N K, “The quest for quality relies on efficient use of statistics”, Lead Editorial paper, Elektron Journal of the South African IEE, page 3, March 2003.

Abdulaziz I, Gupta N K, “Electric railways power supply”, Energize Journal of the South African IEE, pp. 38-41, March 2003.

Campbell H, Gupta N K, “From roasting carcass to white light – what's next?”, Vector Journal, EE Publishers (Pty) Ltd, South Africa, pp. 11-14, February 2003.

Conference Proceedings

Yella S, Gupta N K, Dougherty M, “Fuzzy logic approach for automating visual condition monitoring of railway sleepers”, proceedings of India International Conference on Artificial Intelligence, IICAI, New Delhi, India, December 2007.

Yella S, Gupta N K, Dougherty M, “Machine vision for automating visual condition monitoring of railway sleepers”, Proceedings of Conference on Intelligent Systems and Control, USA, November 2007.

Buridi A, Gupta N K, Wamuziri S, “Privatisation in Saudi Arabia: Developing Structure of Implementation of the Programme”, Proceedings of the European Applied Business Research Conference, Venice, Italy, 4-7 June 2007, ISSN 1539-8757.

Buridi A, Gupta N K, Wamuziri S, “Assessment of the privatisation strategy in Saudi Arabia” Planning Research Conference, Heriot Watt University, Edinburgh, 10-12 April 2007. Abstract published in the Conference Proceedings.

Yella S, Gupta N K, Dougherty M, “Condition monitoring using pattern recognition techniques on data from acoustic emissions”, IEEE Proceedings of International Conference on Machine Learning and Applications, Florida, USA, 14-16 December 2006, pp. 3-9, ISBN 0-7695-2735-3/06.

Yella S, Gupta N.K , and Dougherty M, "Pattern Recognition Approach for the Automatic Classification of Data from Impact Acoustics", Conference Proceedings, IASTED International Conference on Artificial Intelligence and Soft Computing, Palma De Mallorca, Spain, August 28-30, 2006.

McNeill N, Gupta N K, silverton C L, Tooth D J, “Current transformer operation at high duty factors in switched mode power converters”, International UPEC 2005, September 2005, Cork, Ireland.

Feng, Y, Gupta N K, Hoy J, “Non-intrusive pressure measurement: Analysis of characteristics using neural networks, IEEE Conference on Instrumentation and Measurements, Como, Italy, 18-20 May, 2004, pp. 363-367, ISBN 0-7803-8248-X, ISSN 1091-5281.

Rose W, Gupta N K, "UPS - Maximising benefits through design", International Universities Power Engineering Conference, Greece, September 2003, pp. 189-192.

Rose W, Gupta N K, "Interrupting the uninterruptible - an overview of UPS maintenance at BP Grangemouth", International Universities Power Engineering Conference, Greece, September 2003, pp. 173-176.

Hajto J, Firth A, Aspinall P, Gupta N K, "Novel railway signal display using fluorescent dye doped polymers", International Universities Power Engineering Conference, Greece, September 2003, pp. 601-604.

Yu F, Gupta N K, "Development of computer-based cost effective monitoring of substations", International Universities Power engineering Conference, Greece, September 2003, pp. 309-311.

McNeill N, Gupta N K, "Alternative techniques for reverse supply polarity protection of automotive power converters", International Universities Power Engineering Conference, Greece, September 2003, pp. 137-140.

McNeill N, Gupta N K, "A bridge leg driver circuit with isolation using carrier phase switching to reduce the number of signal transformers required", International Universities Power engineering Conference, Greece, September 2003, pp 121-124.

Yu F, Gupta N K, "Development of computer controlled non-intrusive pressure monitoring system for diagnosis of hydraulically operated equipment", International Conference on Condition Monitoring, St Catherine’s College, Oxford, July 2003, pp. 59-65, ISBN 1 9018992 17 4.

McNeill N, Gupta N K, “Active current transformer circuits for sensing currents within multi-kilowatt power converters equipped with active power factor correction”, International Universities Power Engineering Conference, Stafford University, 9-11 September 2002, pp 247-251, ISBN 1-904133-07-X/1-904133-08-8.

Abdulaziz, I, Gupta N K, “The use of booster transformers and auto-transformers in electric railways”, International Universities Power Engineering Conference, Stafford University, 9-11 September 2002, pp. 899-902, ISBN 1-904133-07-X/1-904133-08-8.

Abdulaziz, I, Gupta N K, “Induced voltage calculations in ac railways using finite difference time domain Method (FDTD), Universities Power Engineering Conference, University of Wales Swansea, 11-14 September 2001, CD-ROM.

Abdulaziz, I, Gupta, N K, “Electromagnetic interference in electric railway systems”, International Power Engineering Conference, Singapore, 17-19 May 2001, pp. 630-633, ISBN 981-04-3913-X.