High Voltage Laboratory

 

Research

  • Study of electric tree growth in polymeric dielectrics with and without voids, 200

  • Dielectric behaviour of epoxy-based composites with nano-sized metal-oxide fillers, 2009

  • Kinetic modelling of gas discharges in narrow dielectric channels: applications to partial discharges and plasma thrusters, 2009

  • Polarization and conduction mechanisms in epoxy-based nano-dielectrics, 2013

  • Space charge mechanisms in polymer composite dielectrics, 2013

  • Space Charge diagnostics in epoxy based nano-dielectrics (ongoing)

  • Dielectric response and energy storage in epoxy nano composites (ongoing)

  • Electric stress control and permittivity in functionally graded dielectrics (ongoing)

Lab Instruments


Lab Instruments


Lab Setup



  

  

 

  • Impulse Generator, 4.4 kJ, 500 kV, 4 stage

  • High Voltage Power Frequency AC Test Transformer, 100kVA, 150 kVA

  • Portable AC Break down Tester

  • High Voltage DC Generator, 400 kV either polarity

  • Single Phase Power Quality Analyzer

  • Artificial rain making equipment

  • Sphere gap assembly

  • Programmable Electro meter

  • PD Detector and Analyzer, Measuring PD Range - 0-50000 pC

  • High Voltage Schering Bridge with Null Indicator and Guard ring Capacitor

  • Insulation Tester

  • Digital Earth Clamp meter, Measuring range: 0.01- 300 ohm

  • Digital Earth Tester, Measuring range - 0.01 - 200 ohm

  • Programmable resistance/Resistivity meter

  • High Speed Camera (basler 302B)


  • Experimental investigation into the mechanism of electrical treeing in high voltage cable insulation, MHRD (R&D)

  • Theoretical and experimental investigation into an artificial tree channel in high voltage polymeric insulation, DST-SERC

  • Modelling of the gaseous discharge in Stationary Plasma Thrusters, ISRO

  • Electrical characterization of nano-composites for use as novel dielectrics, DST-SERC

  • Investigation of space charge phenomena in polymeric dielectric materials, DST-SERC

  • Experimental characterization and numerical investigation of charge transport in synthetic polymers used for electrical insulation under high and low voltages, DST: Indo-Tunisian Programme of Cooperation in the fields of Science and Technology

  • Analysis, fabrication and testing of a dielectric elastomer based energy harvesting system, DST-SERB


  • Journal
  • Charge trapping and transport phenomenon in aged and unaged epoxy resin and polyethylene,Supriyo Das and Nandini Gupta, International Transactions on Electrical Energy Systems, Volume 25, Issue 6, June 2015, Pages: 948–957.
  • Effect of ageing on space charge distribution in homogeneous and composite dielectrics, Das, S. and Gupta, N., IEEE Transactions on Dielectrics and Electrical Insulation, v 22, n 1, p 541-7, Feb. 2015 .
  • Interfacial charge behaviour at dielectric - dielectric interfaces, Das, S. (Dept. of Electr. Eng., Indian Inst. of Technol. Kanpur, Kanpur, India); Gupta, N., IEEE Transactions on Dielectrics and Electrical Insulation, v 21, n 3, p 1302-11, June 2014.
  • Effect of humidity on the complex permittivity of epoxy-based nanodielectrics with metal oxide fillers, Patel, R.R. and Gupta, N., International Transactions on Electrical Energy Systems, v 23, n 6, p 846-52, Sept. 2013
  • A quantitative method for characterizing dispersion in nanocomposites, R R patel, N Gupta and S Basu, Journal of nanostructures polemrs and composites, V9, n 3, 2013, pp 108-113.
  • Conferences
  • Assessment of space charge based on PEA measurement
    Das, S and Gupta, N. Source: 2015 1st Conference on Power, Dielectric and Energy Management at NERIST (ICPDEN). Proceedings, p 4 pp., Jan. 2015
  • Space charge estimation in epoxy-based nanodielectrics using complementary techniques
    Pandey, J.C. and Gupta, N. Source: 2015 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), p 499-502, 2015
  • Tracking and surface degradation of barium titanate filled silicone rubber nanocomposites
    Kumar, R. and Gupta, N. Source: 2015 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), p 495-8, 2015
  • Functionally graded material composites for effective stress control in insulators
    Qasim, S.A and Gupta, N. Source: 2015 IEEE 11th International Conference on the Properties and Applications of Dielectric Materials (ICPADM), p 232-5, 2015
  • Epoxy based high permittivity nanodielectrics for electric stress mitigation
    Zafar, R. and Gupta, N. Source: 2015 Electrical Insulation Conference (EIC), p 614-17, 2015
  • Thermal aging assessment of epoxy-based nanocomposites by space charge and conduction current measurements
    Pandey, J.C. and Gupta, N. Source: 2014 IEEE Electrical Insulation Conference (EIC), p 59-63, June 2014
  • Effect of thermal and humidity ageing on space charge accumulation in epoxy resin
    Das, S. and Gupta, N. Source: 2013 IEEE International Conference on Solid Dielectrics (ICSD), p 456-9, 2013
  • Space chargediagnostics in aged polymeric insulation
    Das, S. , Pandey, J.C.; Gupta, N. Source: 2013 IEEE 1st International Conference on Condition Assessment Techniques in Electrical Systems (CATCON), p 395-8, 2013
  • Space charge characteristics of thermally aged epoxy based nanocomposite
    Pandey, J.C. (Dept. of Electr. Eng., Indian Inst. of Technol. Kanpur, Kanpur, India); Gupta, N. Source: 2013 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP 2013), p 707-10, 2013
  • Space charge accumulation in epoxy resin and polyethylene
    Das, S. and Gupta, N. Source: 2012 IEEE 10th International Conference on the Properties and Applications of Dielectric Materials (ICPADM), p 4 pp., 2012.

  • Syed Abdullah Qasim
  • Romana Zafar
  • Jeewan C. Pandey
  • Supriyo Das
  • Ritesh R. Patel
  • Parimal Maity (Completed)
  • Alireza Ashrof Ganjovi (Completed)
  • Elanseralathan kasinathan (Completed)


  • Harish Chakerwarti (Completed)
  • Udaykiran Kasimala (Completed)
  • V. Vijaykumar (Completed)
  • Swati Gupta (Completed)
  • Chiranjeevi Gutlapalli (Completed)
  • S R Naga Rajesh Gudivada (Completed)
  • Shreya Ghatak (Completed)
  • Satbir Singh (Completed)


  • Lekhraj Singh



Lekhraj Singh
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
Phone: +91-512-259-7850
Location: WL 114 A