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Pubblication List:

Partial discharge based diagnostic techniques
  • J. Borghetto, A. Cavallini, A. Contin, G.C. Montanari, M. de Nigris, R. Passaglia, G. Pasini, "Partial discharge inference by an advanced system: analysis of online measurements performed on hydrogenerators", IEEE Trans. on Energy Conversion, 2003.
  • A. Cavallini, M. Conti, G.C. Montanari, C. Arlotti, A. Contin, "PD inference for the early detection of electrical tree in insulation systems", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 6, December 2003.
  • A. Cavallini, G. Mazzanti, G.C. Montanari, M. Conti, F. Ciani, S. Serra, "First electron availability and PD generation in insulation cavities", IEEE CEIDP, Albuquerque, USA, October 2003.
  • A. Cavallini, G.C. Montanari, M. Conti, P.F. Morshuis, "Modelling memory phenomena for partial discharge processes in insulation cavities", IEEE CEIDP, Albuquerque, USA, October 2003.
  • C. Hudon, A. Contin, M. Bélec, A. Cavallini, D.N. Nguyen, G.C. Montanari, M. Conti, "Evolution in automatic phase resolved partial discharge pattern recognition for rotating machine diagnosis", IEEE ISH, Delft, The Netherland, September 2003.
  • A. Cavallini, M. Conti, G. C. Montanari, A. Contin, F.Puletti, "Partial discharge cross-talk recognition in rotating machines by pulse-shape analysis: preliminary results", IEEE EIC, Indianapolis, USA, September 2003.
  • A. Cavallini, M. Conti, A. Contin, G. C. Montanari"Advanced PD inference in on-field measurements. Part 2: Identification of defects in solid insulation ", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 3, pp. 528-538, June 2003.
  • A. Cavallini, G.C. Montanari, A. Contin, Y. Qinxue, "Technique for off-line measurement and analysis of PD pulse in inverter-fed induction motors", IEEE ICPADM, pp. 1071-1075, Nagoya, Japan, June 2003.
  • A. Cavallini, M. Conti, G. C. Montanari, A. Contin, F. Guastavino, F. Ombello, "Early detection of electrical tree through advanced PD measurement inference techniques", JICABLE, pp. 612-616, Versailles, France, June 2003.
  • A. Cavallini, D. Fabiani, G. C. Montanari, F. Ombello, F. Franchi Bononi, "Applications to cable diagnosis of new methodology for partial discharge inference", JICABLE, pp. 659-664, Versailles, France, June 2003.
  • D. Casadei, A. Cavallini, D. Fabiani, C. Rossi, G. Serra, G.C. Montanari, "The influence of power-electronic waveforms on partial discharge inception in low voltage rotating machines", CWIEME, pp. 39-44, Berlin, Germany, June 2003.
  • A. Cavallini, A. Contin, G.C: Montanari, F. Puletti, "A new approach to diagnosis of solid insulation systems based on PD signal inference", IEEE Electrical Insulation Magazine, Vol. 19, n. 32, pp. 23-30, April 2003.
  • A. Cavallini, A. Contin, G. C. Montanari, F. Puletti, "Advanced PD inference in on-field measurements. Part 1: noise rejection", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 2, pp. 216-224, April 2003.
  • A. Cavallini, M. Conti, G.C. Montanari, A. Contin, R. Candela, P. Romano, R. Schifani, "Searching for PD-based indexes able to infer the location of internal defects in insulation", IEEE CEIDP, pp. 703-706, Cancun, Mexico, October 2002.
  • A. Cavallini, M. Conti, A. Contin, G.C. Montanari, "Inferring partial discharge identification through fuzzy tools", IEEE CEIDP, pp. 698-702, Cancun, Mexico, October 2002.
  • M. De Nigris, G. Rizzi, F. Ombello, F. Puletti, A. Cavallini, G.C. Montanari, M. Conti, "Cable diagnosis based on defect location and characterization through partial discharge measurements", CIGRE 2002, paper 15-109, Paris, France, August 2002.
  • A. Cavallini, M. Conti, G.C. Montanari, "On-field partial discharge measurements: a feasible approach to noise rejection and defect assessment", INSUCON 2002, pp. 183-188, Berlin, Germany, June 2002. 
  • A. Contin, A. Cavallini, G. C. Montanari, G. Pasini, F. Puletti, "Digital detection and fuzzy classification of partial discharge signal", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 9, n. 3, pp. 335-348, June 2002.
  • A. Cavallini, M. Conti, G.C. Montanari, A. Contin, "Indexes for the recognition of insulation system defects derived from partial discharge measurements", IEEE ISEI, pp. 511-515, Boston, USA, April 2002.
  • A. Cavallini, M. Conti, D. Fabiani, G.C. Montanari, "Evaluation of corona resistant magnet wires through partial discharge and space charge measurements", EIC 2001, pp. 11-16, Cincinnati, USA, October 2001.
  • A. Cavallini, M. Conti, A. Contin, G.C. Montanari, G. Pasini, "An integrated diagnostic tool based on PD measurements", EIC 2001, pp. 219-224, Cincinnati, USA, October 2001.
  • A. Cavallini, M. Conti, G.C. Montanari, A. Contin, "Automatic noise rejection tools in on-field PD measurements", invited paper, V Volta Colloquium, Como, Italia, September 2001.
  • A. Contin, G.C. Montanari, M. Conti, M. Cacciari, "An invariant diagnostic marker for the identification of partial discharge sources in electrical apparatus", IEEE ICSD, pp. 287-290, Eindhoven, Olanda, June 2001.
  • F. Puletti, F. Ombello, M. Albertini, A. Cavallini, G.C. Montanari, “Improved diagnostic tools for cable accessories by digital PD detection systems", Conf. On High Voltage Plant Life Extension, pp. 2.2.1-2.2.9, Linkebeek, Belgique, November 2000.
  • A. Contin, A. Cavallini, G.C. Montanari, G. Pasini, F. Puletti, “Artificial inteligence methodology for separation and classification of partial discharge signals”, IEEE CEIDP, pp. 522-526, Victoria, Canada, October 2000.
  • A. Contin, G.C. Montanari, A. Cavallini, G. Pasini, F. Puletti, “Stochastic analysis of partial discharges signals for diagnosis of insulation systems of ac rotating machine stator windings”, IEEE IAS, pp. 359-366, Roma, Italia, October 2000.
  • A. Contin, G. Contessotto, G.C. Montanari, M. Cacciari, “Comparing different stochastic models for the identification and separation of concurrent partial discharge phenomena",IEE DMMA Conference, pp. 374-379, Edimburgh, UK, September 2000.
  • P. Morshuis, A. Cavallini, G.C. Montanari, F. Puletti, A. Contin, “Time behavior of physical and stochastic parameters from partial discharges incepted in spherical voids”, IEEE ICPADM, pp. 304-309, Xi’an, China, June 2000.
  • A. Contin, A. Cavallini, G.C. Montanari, F. Puletti, “A novel technique for the identification of defects in stator bar insulation systems by partial discharge measurements”, IEEE ISEI, pp. 501-505, Anaheim, USA, April 2000.
  • A. Contin, G.C. Montanari, A. Cavallini, “Random sampling techniques and data processing for PD-pulse height and shape analysis”, IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 7, n. 1, pp. 30-39,February 2000.
  • A. Contin, G.C. Montanari, C.Ferraro, “PD source recognition by Weibull processing of pulse-height distributions”, IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 7, n. 1, pp. 48-58, February 2000.
  • P. Morshuis, A. Cavallini, G.C. Montanari, F. Puletti, A. Contin, “Theoretical and experimental derivation of partial discharge height distribution models ”, IEEE CEIDP, pp. 222-226, Austin, USA, October 1999.
  • A. Contin, E. Gulski, M. Cacciari, G.C. Montanari, “Inference of PD in electrical insulation by charge-height probability distribution. Diagnosis of insulation system degradation”, IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 5, n. 1, 110-117, February 1998.
Space charge measurement
  • G. C. Montanari, G. Mazzanti, F. Palmieri, J. Alison, "Apparent trap-controlled mobility evaluation in insulating polymers through depolarisation characteristics derived by space charge measurements", Journal of Applied Physics, 2003. 
  • G. C. Montanari, G. Teyssedre, C. Laurent, U. Nilsson, A. Campus, "Antioxidant and its reaction products as charge trapping centres in crosslinked polyethylene", IEEE CEIDP, Albuquerque, USA, October 2003.
  • G. C. Montanari, F. Palmieri, "The effect of humidity on space charge accumulation in XLPE", IEEE CEIDP, Albuquerque, USA, October 2003.
  • G. C. Montanari, C. Zilg, D. Kampfer, R. Thomann, R. Mulhaupt, "Electrical properties of polymer nanocomposites based upon organophilic silicates", IEEE CEIDP, Albuquerque, USA, October 2003.
  • G. C. Montanari, "Dielectric material properties investigated through space charge measurements", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 5,October 2003.
  • G. C. Montanari, M.S. Khalil, D. Fabiani, F. Palmieri, "Investigation of the effects of titanium dioxide additive on space charge threshold field in polyethylene", IEEE ISH, Delft, Olanda, September 2003.
  • G. C. Montanari, "Electrical measurements for the characterisation of electret properties of cellular polymers", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 4, August 2003.
  • G. C. Montanari, J.C. Fothergill, G.C. Stevens, C. Laurent, G. Teyssedre, L.A. Dissado, U.H. Nilsson, G. Platbrood, "Electrical, microstructural, physical and chemical characterization of HV XLPE cable peelings for an electrical ageing diagnostic data base", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 3, pp. 514-527, June 2003.
  • G. C. Montanari, F. Palmieri, "Investigating electret properties of cellular PP by means of space charge measurements", IEEE ICPADM, pp. 650-653, Nagoya, Giappone, June 2003.
  • G. C. Montanari, F. Palmieri, G. Mazzanti, C. Laurent, G. Teyssedre, "AC charge injection investigated by means of space charge measurements: threshold and frequency dependence", IEEE ICPADM, pp. 895-899, Nagoya, Giappone, June 2003.
  • G. C. Montanari, G. De Robertis, F. Palmieri, G. Perego, M. Albertini, S. Franchi Bononi, "Space charge measurements and ageing evaluation in stressed cables", JICABLE, pp. 473-478, Versailles, Francia, June 2003.
  • G.C. Montanari, "Relation between space charge and polymeric insulation ageing: cause and effect", IEE Proc. Science, Measurement and Technology, Vol. 150, n.2, pp. 53-57, March 2003.
  • G. Mazzanti, G.C. Montanari, F. Palmieri, "Quatities extracted from space-charge measurements as markers for insulation ageing", IEEE Trans. on Dielectrics and Electrical Insulation, , Vol. 10, n. 2, pp. 198-203, April 2003.
  • G. Mazzanti, G.C. Montanari, J.M. Alison, "A space-charge based method for the estimation of apparent mobility and trap depth as markers for insulation degradation. Theoretical basis and experimental validation", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 10, n. 2, pp. 187-197, April 2003.
  • J.M. Alison, G. Mazzanti, G.C. Montanari, F. Palmieri, "Mobility estimation in polymeric insulation through space charge profiles derived by PEA measurements", IEEE CEIDP, pp. 35-39, Cancun, Mexico, October 2002.
  • Cavallini, D. Fabiani, G. Mazzanti, G.C. Montanari, "Life model based on space-charge quantities for HVDC polymeric cables subjected to voltage-polarity inversions", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 9, n. 4, pp. 514-523, August 2002.
  • Cavallini, D. Fabiani, G.C. Montanari, "Degradation evaluation of ac-motor winding insulation subjected to PWM voltage waveforms through space charge measurements", INSUCON 2002, pp. 157-161, Berlin, Germany, June 2002.
  • G.C. Montanari, D. Fabiani, M. Melloni, F. Palmieri, "Diagnostic markers for ac power cable insulation aging based on space charge measurements", IEEE ISEI, pp. 464-467, Boston, USA, April 2002.
  • L. Martinotto, F. Peruzzotti, G.C. Montanari, F. Palmieri, M. Tondini, "New polyethylene materials for the improvement of design field in high voltage ac cables", IEEE ISEIM, pp. 347-350, Himeji, Japan, November 2001. 
  • A. Cavallini, D. Fabiani, G. Mazzanti, G.C. Montanari, "A general model for life estimation of cables under dc stress with voltage-polarity inversions accounting for space-charge effects", IEEE ISEIM, pp. 449-452, Himeji, Japan, November 2001.
  • Cavallini, M. Conti, D. Fabiani, G.C. Montanari, "Evaluation of corona resistant magnet wires through partial discharge and space charge measurements", EIC 2001, pp. 11-16, Cincinnati, USA, October 2001.
  • G. Teyssedre, C. Laurent, G.C. Montanari, F. Palmieri, A. See, L.A. Dissado, J.C. Fothergill, "Charge distribution and electroluminescence in XLPE under dc field", Journal of Phys. D: Appl. Physics, Vol. 34, pp. 2830-2844, October 2001.
  • G.C. Montanari, G. Mazzanti, F. Palmieri, A. Motori, G. Perego, S. Serra,"Space charge trapping and conduction in LDPE, HDPE and XLPE", Journal of Phys. D: Appl. Physics, Vol. 34, pp. 2902-2911, October 2001.
  • G. Perego, F. Peruzzotti, G.C. Montanari, F. Palmieri, G. De Robertis, "Investigating the effect of additives for high-voltage polymeric cables through space charge measurements on cables and films", IEEE CEIDP, pp. 456-459, Kitchener, Canada, October 2001.
  • G.C. Montanari, L. Raffaelli, F. Palmieri, L. Martinotto, S. Serra, "Techniques for the estimation of ac space charge accumulation threshold for insulating materials", IEEE CEIDP, pp. 460-464, Kitchener, Canada, October 2001.
  • G. Mazzanti, G.C. Montanari, F. Palmieri, "Mobility estimation from space-charge measurements as an indicator for insulation ageing", IEEE CSC, pp. 388-391, Tours, France, July 2001.
  • G.C. Montanari, "Extraction of information from space charge measurements and correlation with insulation ageing", invited paper, IEEE CSC, pp. 178-184, Tours, France, July 2001.
  • G.C. Montanari, G. Mazzanti, F. Palmieri, A. Motori, "Investigation of charge transport and trapping in LDPE and HDPE through space charge and conduction current measurements", IEEE ICSD, pp. 240-244, Eindhoven, The Netherland, June 2001.
  • See, L.A. Dissado, J.C. Fothergill, G. Teyssedre, C. Laurent, G.C. Montanari, F. Palmieri, "The relationship between charge distribution, charge packet formation and electroluminescence in XLPE under dc", IEEE ICSD, pp. 97-100, Eindhoven, The Netherland, June 2001.
  • G.C. Montanari, G. Mazzanti, F. Palmieri, G. Perego, S. Serra, "Dependence of space-charge trapping threshold on temperature in polymeric dc cables", IEEE ICSD, pp. 81-84, Eindhoven, The Netherland, June 2001.
  • D. Fabiani, G.C. Montanari, F. Palmieri, "Space charge measurements on enameled wires for electrical machine windings", CWIEME 2001, pp.110-115, Berlin, Germany, June 2001.
  • J.L. Augè, C. Laurent, D. Fabiani, G.C. Montanari, "Investigating dc polyethylene threshold by space charge and electroluminescence measurements", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 7, n. 6, pp. 797-803, December 2000.
  • L. Martinotto, F. Peruzzotti, F. Palmieri, G.C. Montanari, S. Rai, “Space charge behavior of chemically cross-linked and radiation cross-linked polyethylene”, IEEE CEIDP, pp. 109-112, Victoria, Canada, October 2000.
  • G.C. Montanari, G. Mazzanti, E. Boni, G. De Robertis, “Investigating ac space charge accumulation in polymers by PEA measurements”, IEEE CEIDP, pp. 113-116, Victoria, Canada, October 2000.
  • G.C. Montanari, D. Fabiani, "Evaluation of dc insulation performance based on space-charge measurements and accelerated life tests", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 7, n. 3, pp. 322-328, June 2000.
  • G.C. Montanari, "The electrical degradation threshold of polyethylene investigated by space charge and conduction current measurements", IEEE Trans. on Dielectrics and Electrical Insulation, Vol. 7, n. 3, pp. 309-315, June 2000.  
  • G. Mazzanti, G.C. Montanari, F. Palmieri, B. Bertuzzi, “Mobility evaluation from space charge measurements performed by the pulsed electroacoustic technique”, IEEE ICPADM, pp. 38-41, Xi’an, China, June 2000.
  • J.L. Augé, C. Laurent, G.C. Montanari, D. Fabiani, “Detection of dc threshold of polyethylene materials through space-charge and electroluminescence measurements”, IEEE CEIDP, pp. 564-567, Austin, USA, October 1999.
  • G.C. Montanari, D. Fabiani, L. Bencivenni, B. Garros, C. Audry, “Space-charge and conduction-current measurements for the evaluation of aging of insulating materials for dc applications”, IEEE CEIDP, pp. 38-42, Austin, USA, October 1999.
  • G.C. Montanari, G. Mazzanti, D. Fabiani, M. Albertini, G. Perego, “Investigation of dc threshold of polyethylenes as a tool for insulation characterization”, IEEE CEIDP, pp. 559-563, Austin, USA, October 1999.
Inverter FED Motor Insulation
  • D. Fabiani, A. Cavallini, G. Mazzanti and G. C. Montanari “The Effect of Charge Mobility on Partial Discharge Characteristics of Enamelled Wires for PWM-Controlled Motors”, IEEE ICSD, Toulouse, France, July 2004.
  • D. Fabiani, A. Cavallini, A. Contin and G. C. Montanari, “A technique for reliability improvement of insulation systems for ASD applications based on partial discharge analysis”, IEEE SPEEDAM, Capri, Italy, June 2004.
  • D. Fabiani, G.C. Montanari, A. Cavallini and G. Mazzanti, “Relation between Space Charge Accumulation and Partial Discharge Activity in Enameled Wires under PWM-like Voltage Waveforms”, IEEE Trans. on Dielectrics and Electrical Insulation. Vol. 11, n. 3, June 2004.
  • D. Casadei, A. Cavallini, D. Fabiani, C. Rossi, G. Serra and G.C. Montanari, “The influence of power-electronic waveforms on partial discharge inception in low voltage rotating machines”,Invited paper, Int. Conf. Coil Winding, Insulation and Electrical Manufacturing (CWIEME’03), pp. 39-44, Berlin, Germany, June 2003.
  • A. Cavallini, D. Fabiani and G.C. Montanari, “Degradation evaluation of Ac-Motor Winding Insulation Subjected to PWM Voltage Waveforms through Space Charge Measurements”, INSUCON, pp. 157-161, Berlin, Germany, June 2002.
  • D. Fabiani, Accelerated Degradation of AC Motor Insulation due to Voltage Waveforms Generated by Adjustable Speed Drives, Ph.D. Thesis, published by Gedit Edizioni, Bologna, Italy, May 2003.
  • A. Cavallini, M. Conti, D. Fabiani and G.C. Montanari, “Evaluation of Corona-resistant Magnet Wires through Partial Discharge and Space Charge Measurements”, IEEE EIC/EMCWA, pp. 11-16, Cincinnati, OH (USA), October 2001.
  • D. Fabiani, G.C. Montanari and A. Contin, “The Effect of Fast Repetitive Pulses on the Degradation of Turn Insulation of Induction Motors”, IEEE SDEMPED, pp. 413-418, Grado (GO), Italy, September 2001.
  • D. Fabiani and G.C. Montanari, “On the Degradation of Winding Insulation of Ac-motors Supplied by Adjustable Speed Drives – an Overview”, Invited paper, 4th Int. Symp. on Advanced Electromechanical Motion Systems, pp. 321-326, Bologna, Italy, June 2001 e pubblicato sulla rivista ELECTROMOTION, Vol. 8, n. 2, pp. 89-95, June 2001.
  • D. Fabiani, G.C. Montanari and A. Contin, “Aging Acceleration of Insulating Materials
    for Electrical Machine Windings Supplied by PWM in the Presence and in the Absence of Partial Discharges” IEEE ICSD, pp. 283-286, Eindhoven, The Netherlands, June 2001.
  • D. Fabiani, G.C. Montanari and F. Palmieri, “Space Charge Measurements on Enameled Wires for Electrical Machine Windings, Invited paper, Int. Conf. Coil Winding, Insulation and Electrical Manufacturing (CWIEME’01), pp. 110-115, Berlin, Germany, June 2001.
  • D. Fabiani and G.C. Montanari, “The Effect of Voltage Distortion on Aging Acceleration of Insulation Systems under Partial Discharge Activity”, IEEE El. Ins. Magazine, Vol. 17, n. 3, pp. 24-33, May 2001.  
  • A. Cavallini, D. Fabiani, G. Mazzanti, G.C. Montanari and A. Contin “Voltage Endurance of Electrical Components Supplied by Distorted Voltage Waveforms”, IEEE ISEI, pp. 73-76, Anaheim, CA (USA), April 2000.
  • D. Fabiani, G.C. Montanari and A. Contin, “Aging Investigation of Turn Insulation under Fast Repetitive Pulse Voltage with or without Partial Discharges”, invited paper, Int. Conf. Coil Winding, Insulation and Electrical Manufacturing (CWIEME’99), pp. 88-96, Berlin, Germany, June 1999.