Research

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Fields of Specialisation

  • Electrical Discharges – Partial Discharge, Surface Tracking, Corona

  • Insulation Co-ordination and Diagnostics

  • High Voltage Testing and Diagnostics

  • Electrical Properties of Solid Insulating Materials

  • Insulation performance of polymeric materials

  • Measurements and Instrumentation for detecting electrical discharges

  • Dielectric Testing and Measurement

  • Generation and Measurement of High AC, DC and Impulse Voltages


Experimental set-up for detecting partial discharge acoustic signals


Polarization and Depolarization Current Measuring System



Current Research

  • Characterization of partial discharge using Hybrid Regrouping PSO Based Wavelet Neural Networks

  • Development of polymer nanocomposites materials for high voltage insulating applications

  • Computer-based Monitoring System for Analysing Surface Leakage Current in an Inclined-Plane Tracking Test Set-up 

  • Electrical Tracking Performance of LLDPE-Natural Rubber Blends Under High Voltage and Environmental Stresses 

  • Modeling Leakage Current and Electric Field Behavior of Wet Contaminated Insulators

  • Electrodes-gap breakdown characteristics of gases dielectrics for gas insulated performance.


Surface Charge analysis on glass string insulator


Charge Measurement on Glass String Insulator


Major Research/Projects

  1. Dielectric Properties of Multi-element Oxide Based Nanocomposites. (Project Member), 01 Jan 2019 – 31 Dec 2020. Nippon Sheet Glass, Vot. R.J130000.7351.4B373.

  2. New Medium Voltage XLPE Nanocomposite Cable: From Design to Commercialization. (Program Leader), 01 Dec 2018 – 30 Nov 2021. Grant UTM-TDR 46, Vot. Q.J130000.3551.07G60. (RM200,000)

  3. Enhancement of Tracking Resistance and Dielectric Response Analysis. (Project Leader), 01 Dec 2018 – 31 May 2021. Grant UTM-TDR 46.3, Vot. Q.J130000.3551.06G14. (RM40,000)

  4. Prolongation of Treeing Lifetime and Enhancement of Partial Resistance of Crosslinked Polyethylene (XLPE) nanocomposites. (Project Member), 01 Dec 2018 – 30 Nov 2021. Grant UTM-TDR 46.2, Vot. Q.J130000.3551.07G05.

  5. Development of Crosslink Polyethylene (XLPE) Nanocomposites: Mechanical and Thermal Properties Characterization and Analysis. (Project Member), 01 Dec 2018 – 30 Nov 2020. Grant UTM-TDR 46.1, Vot. Q.J130000.3551.07G20.

  6. Functionalized Vegetative Oil-Based Nanofluids as New Liquid Insulating Material. (Project Member), 01 Oct 2017 – 30 Sept 2019. Foreign University Grant – Universitas Sriwijaya, Vot. R.J130000.7323.4B342.

  7. Partial Discharge and Conductivity Characteristics of Oil Impregnated kenaf-Based Pressboard as New High Voltage Insulation. (Project Member), 01 Oct 2017 – 30 Sept 2019. Foreign University Grant – Universitas Sriwijaya, Vot. R.J130000.7323.4B340.

  8. Characterization of Electrical Charge and Leakage Current Patterns on Contaminated Insulators under Severe Ambient Conditions. (Project Leader), 02 Nov 2015 - 01 Nov 2017. Grant: FRGS. Vot. 4F751. (RM114,200)

  9. Electrical tracking and erosion resistance of newly polymer nanocomposites for high voltage insulating applications. (Project Leader), 15 Nov 2015 - 14 Nov 2017. Grant: GUP. Vot. 12H07. (RM50,000)

  10. Electrical Breakdown Characteristics of Non-isothermally Crystallized Nanostructured Polyethylene Blends. (Project Member), 02 Nov 2015 - 01 Nov 2017. Grant: FRGS. Vot. 4F707.

  11. Hybrid Wavelet Regrouping Particle Swarm Optimization Neural Networks for Characterization of Partial Discharge Acoustic Signals, Part II. (Project Leader), 1 Sep 2015 - 31 Aug 2016. Grant: Postdoc Grant (PDRU), Vot 02E55. (RM60,000)

  12. Hybrid Wavelet Regrouping Particle Swarm Optimization Neural Networks for Characterization of Partial Discharge Acoustic Signals, Part I.
    (Project Leader), 1 Sep 2014 - 31 Aug 2015. Grant: Postdoc Grant (PDRU), Vot 02E01. (RM60,000)

  13. Analysis of nanofiller-polymer interfaces and homogeneous dispersion using cold atmospheric pressure plasma treatment to enhance Electrical Treeing Inhibition in Power Cable Insulation. (Project Member), 16 Dec 2013 - 15 Dec 2015. Grant: FRGS, Vot 4F398.

  14. Modelling the Structure and Electrical Properties of Polymer Nanocomposites. (Project Member), Jun 2014 - May 2015. Grant: Potential Academic Staff UTM, Vot. 00K90.

  15. Electrical Treeing Resistance Characteristics of Silicone Rubber Based Nanocomposite under Environmental Condition. (Project Member), July 2014 - June 2015. Grant: Potential Academic Staff UTM, Vot. 01K07.

  16. Innovative Switching Method in Polarization and Depolarization Current Measurement Technique for Material Insulating Condition Monitoring. (Project Leader), June 2013 - May 2015. Grant: ERGS, Vot 4L133. (RM138,000)

  17. Hybrid Regrouping PSO Based Wavelet Neural Networks for acoustic signals characterization of electrical surface discharges.(Project Leader), Dec 2012 - Dec 2014. Research University Grant, Vot 03H86. (RM120,591)

  18. Dielectric Responsive Function of Ageing Polymer Nanocomposite Insulating Materials Due to Electrical Tracking Effect. (Project Leader), July 2011 - June 2013: Grant FRGS, Vot 4F097.(RM90,000)

  19. Investigation of faults signature based on polarization and depolarization current pattern for power transformer insulation oil. (Project Member), Sep 2011 - Aug 2014: Grant: ERGS, Vot VL014.

  20. Development of LabVIEW-Matlab System for Polarization and Depolarization Current Measurement and Analysis. (Project Member), 1 May 2012 - 30 Apr 2013: Grant: UTM-GUP, Vot 05J82.

  21. Characterization of acoustic signals of electrical discharges on high voltage insulators using hybrid Wavelet Radial Basis Function Neural Networks. (Project Leader), Apr 2011 - March 2012: University Research Grant, Vot 01J61.(RM40,000)

  22. Novel Diagnostics and Characterization Technique of Electronic Space Charges Distribution Around Transmission Line Insulator for High Voltage Transmission Systems. (Project Leader), Apr 2011 - Mar 2013: University Research Grant, Vot 01H69. (RM144,000)

  23. Particle detection in gas insulated switchgear. (Project Member), Apr 2011 - Mar 2012: UTM Research Grant, Vot 00J09.

  24. Condition Monitoring Of Biodegradable Oil-Filled Transformers Using Polarization And Depolarization Current (PDC) Measurement Technique. : (Project Member), Dec 2009 - June 2011: UTM Short Term Grant. Vot 77300.

  25. Electrical tracking characterization of polymer composite materials filled with inorganic nanofillers for high voltage insulating applications. : (Project Leader), Jan 2010 - Dec 2011 : Grant Nippon Sheet Glass Foundation for Materials Science and Engineering, Japan. Vot 73342. (USD6,500)

  26. Electrodes-Gap breakdown characteristics of gases dielectric for the performance of gas insulated systems in high voltage applications. : (Project Leader), Nov 2009 – Nov 2011 : Grant FRGS 78494.(RM50,000)

  27. Partial Discharge Characteristics of Natural Rubber Blends as Electrical Insulating Material Using Pulse Sequence and Pulse Shape Analysis. : (Project Member), Nov 2008 – Oct 2010 : Grant FRGS 78347.

  28. Ozone Generation Using Non-Thermal Plasma (Glow Discharge) Technique. : (Project Member), Oct 2007 – Aug 2009 : Grant FRGS 78177.

  29. New Design of High Voltage Surge Arrester. : (Project Member), July 1998 – July 2003 : Grant : IRPA 72352.

  30. Performance of DC transmission insulation under adverse environmental condition primarily due to sea airborne contaminants. : (Project Member), 1996 – 1999 : Grant : IRPA 72026.

  31. Electrical Properties of Composite Materials for Electrical Insulation Purposes. : (Project Leader), 1999 – 2000 : Grant : UPP 71297. (RM12,000)

  32. An investigation on the effect of transient switching on the operation of local electrical power supply. : (Project Leader), 1997 – 1999 : Grant : UPP 71130. (RM12,000)

  33. Application of sub-nanosecond optical technology to gas-insulated switchgear apparatus. : (Project Member), 1994 – 1997 : Grant : HED-CICHE 637.

  34. Remote Cable Spiker. : (Project Leader), 1994 – 1995 : Grant : TNRD.

  35. Aging of the saddle line taps under service conditions. : (Project Member), 1994 – 1995 : Grant : TNRD.

  36. Earth Fault Indicator. : (Project Member), 1993 – 1995 : Grant : TNRD, TNB.

  37. The effect of contamination on the insulation system at Paka Power Station. : (Project Member), 1987 – 1988 : Grant : LLN, FKE.


Surface Tracking test system


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