DRAFT EIC 2015 Programme

SUNDAY, JUNE 7, 2015 18:00 - 20:30 Reception & Poster Session Madison ballroom, level 2 Session Chair: Name, affiliation

Cables

P1.01 Real-Time Electric Field Estimation for HVDC Cable Dielectrics Z. Y. Huang, J. A. Pilgrim, P. L. Lewin and S. G. Swingler University of Southampton, UK

P1.02 Thermal Analysis and Statistical Evaluation for EPR Used in a Nuclear Power Plants J. Y. Kim and D. H. Park Wonkwang University, South Korea

P1.03 Breakdown Properties of Ethyl Vinyl Acetate in Power Cables P. M. Farouk, L.S. Nasrat1, M. A. Mostafa2 and S. H. Mansour3 Ericcson, Egypt, 1 Aswan University, Egypt, 2 Ain Shams University, Egypt and 3 National Research Center, Egypt

P1.04 On-Line Partial Discharge (PD) Analysis to Find Problem Area in Undeground Cables W. J. Chatterton and J. G . Derezes UtilX Corp., USA

Materials

P1.05 Numerical study into the electrical breakdown strength of a two phase (gas-liquid) insulation system S. Wu, R. D. Chippendale, P. L. Lewin, J. Hemrle1 and L. Kaufmann1 University of Southampton, UK and 1 ABB Switzerland Ltd., Switzerland

P1.06 Development of Electrically Insulating Pipe Sections for Two-Phase Cooling of Electrical and Power-Electronic Devices T. B. Gradinger and P. R. Kaufmann ABB Switzerland Ltd., Switzerland

P1.07 The Distributing Characteristics of Sediment Deposited on Pin-Type Grading Electrodes in Inner Cooling Circuit of HV Converter Valve C. Wang, X. Liu, X. Wang, N. Liu1, X. Jiao1 and Y. Tan1 Xi'an Jiaotong University, China and 1 Xi'an XD Power Systems Co., Ltd., China

Outdoor Insulation

P1.08 Study of Occurrence of Overvoltage along Power Transmission Lines with Acceptable End Voltage V. F. Couto, S. H. L. Cabral1, T. I. A. H. Mustafa1, L. H. B. Puchale2 UNOESC, Brazil, 1 FURB, Brazil and 2 CEEE, Brazil

P1.09 Research on the sheds structure design of the composite insulators used in the srong wind area in UHV transmission lines W. Xilin, Z. Zhengyi, W. Yan, L. Yunzhe, J. Zhidong, G. Zhicheng, L. Yaozhong1, F. Hao1 and Z. Zhenquan1 Tsinghua University, China and 1 Xinjiang Electric Power Company, China

P1.10 A Calculation Model of the Rod-plane Long Air Gap Breakdown Voltage Based on Charge Simulation Method D. Liu, F. Chen, L. Wang and C. Zhang Tsinghua University, China

P1.11 Predicting conductor sag of power lines in a new model of dynamic liine rating D. Balango, B. Nemeth and G. Gocsei

Budapest University of Technology and Economics, Hungary

Switchgear

P1.12 Studies on Impulse Voltage Behavior of Vacuum Interrupter with Different Annular Gaps A. Sellappan, N. Prabhi, S. More, S. Kulkarni, U. Sanvatsarkar Compton Greaves Ltd., India

P1.13 Research on Adhesion Characteristics of Charged Metallic Particles on Insulator Surface J. Sun, Z. Li, X. Yan, B. Cui and W. Chen1 China Electric Power Research Institute, China and 1 State Grid Corporation of China, China

Transformers

P1.14 A Simulink Toolbox for On-line Frequency Response Analysis of Power Transformers R. Rampersad, A. Singh, S. Bahadoorsingh and C. Sharma University of the West Indies, Trinidad and Tobago

P1.15 Influence of Board Density on the Conductivity of Oil-impregnated Pressboard for HVDC Insulation Systems F. Schober, A. Küchler, W. Exner1, C. Krause1, F. Berger2 University of Applied Sciences Würzburg-Schweinfurt, Germany, 1 Weidmann Electrical Technology AG, Switzerland and 2 Technical University of Ilmenau, Germany

P1.16 Oil-Pressboard Interface Charges under Combined AC/DC Electric Field: Their Characteristics and Influence on Surface Flashover Voltage B. Qi, Y. Chen, C. Li, C. Gao, L. Zhao1 and X. Sun1 North China Electric Power University, China and 1 Electric Power Research Institute, China.

P1.17 Effect of High Voltage Transients on Surface Discharge Characteristics of Oil-Paper Insulation R. Nikjoo, N. Taylor and H. Edin KTH Royal Institute of Technology, Sweden

P1.18 Dissolved hydrogen measurement with palladium-silver FBG sensor in transformer oil H. Song, G. Ma, J. Jiang, C. Li, Y. Luo1 and H. Wang1 North China Electric Power University, China and 1 Electric Power Research Institute of Guangdong Power Grid Co., Ltd., China

P1.19 The Voltage and Current Characteristics at the First Instant of Breakdown in Transformer Oil under Impulse Voltage S. Abdi, A. Boubakeur1, A. Haddad2 abd N. Harid3 University of Medea, Algeria, 1 Ecole Nationale Polytechnique, Algeria, 2 Cardiff University, UK and 3 The Petroleum Institute, UAE

P1.20 Comparative study of Partial Discharge Localisation Techniques within Large Transformer Windings M.S Abd Rahman, P. L. Lewin1 and P. Rapisarda1 Universiti Tenaga Nasional, Malaysia and 1 University of Southampton

MONDAY, JUNE 8, 2015

09:10— 10:25 Session 1 Testing 1 Salon C, 2nd floor Session Chair: Name, affiliation

1.1 On-Site Application of Novel Partial Discharge Monitoring Scheme for Rotating Machine Y. J. Kim, S. H. Hong, T. S. Kong1 and H. D. Kim1 Chung Ang University, South Korea and 1 KEPCO Research Institute, South Korea

1.2 Analysis of the micromechanical deformation in pressboard performed by X-ray tomography O. Girlanda, F. Sahlen, T. Joffre1, E. Kridtofer Gamstedt1, L.E. Schmidt2, F. Forsberg3 and M. Sjodahl3 ABB Corporate Research, Sweden, 1 Uppsala University, Sweden, 2 ABB Figeholm, Sweden and 3 Lulea University of Technology, Sweden

1.3 Effects of Testing on Service Aged XLPE Cable K. Abdolall, A. J. Vandermaar, M. Stephens and D. Tarampi1 Powertech Labs Inc., Canada and 1 BC Hydro, Canada

09:10— 10:25 Session 2 Thin Films and Coatings Salon A, 2nd floor Session Chair: Name, affiliation

2.1 Electro-Chemical Degradation of Thin Film X2 Safety Capacitors P. L. Lewin, J. C. Fothergill1 and S. J. Dodd2 University of Southampton, UK, 1 City University, UK and 2 University of Leicester, UK

2.2 Influence of electron beam irradiation on the dielectric strength of thin polyethylene naphthalate (PEN) films L. Qi, N. Li, H. Sun, J. Chen and J. Rocks1 ABB Corporate Research, China and 1 ABB Corporate Research, Switzerland

2.3 Thermal Ageing and Cycling of Conformal Coatings on Printed Circuit Boards R. Lowndes, I. Cotton, C. Emersic, S. Rowland and R. Freer University of Manchester, UK

09:10— 10:25 Session 3 Smart Grid South, 3rd floor Session Chair: Name, affiliation

3.1 Managing Cable Thermal Stress Through Predictive Ratings R. Huang, J. A. Pilgrim, P. L. Lewin, D. Scott1 and D. Morrice1 University of Southampton, UK and 1 National Grid plc., UK

3.2 Distribution Network Load Distribution Strategy Considering the Economy of Parallel Transformers Y. Huang, Y. Cai1, L. Du1 and H. Liu1 Guangdong Power Grid Corporation, China and 1 Chongqing University, China

3.3 Intelligent acoustic detection of defective porcelain station post insulators L. A. B. Lasalvia, M. T. B. Florentino1, T. V. Ferreira1, A. D. Germano1 and E. G. da Costa1 São Francisco's Hydroelectric Company, Brazil and 1 Federal University of Campina Grande, Brazil

10:50— 12:40 Session 4 Switchgear 1 Salon C, 2nd floor Session Chair: Name, affiliation

4.1 A High-Speed HVDC Breaker Topology with Integral Voltage-Changing Capability R. L. Sellick, M. S. Agamy, L. Hao and K. R. Weeber GE Global Research Center, USA

4.2 Electromagnetic Influences on Surface Acoustic Wave Temperature Sensor Inside High Voltage Switchgear G. Ma, Z. Wu, C. Li, L. Wu1, C. Yan1, J. Bi1 and X. Chen2 North China Electric Power University, China, 1 China Electric Power Research Institute, China and 2 State Grid Nanjing Power Supply Company, China

4.3 Dielectric Strength of Alternative Insulation Gases at High Pressure in The homogeneous Electric Field A. Hopf, M. Rosser, F. Burger1 and U. Prucker2 University of Applied Sciences, Coburg, Germany, 1 Technical University Ilmenau, Germany and 2 Trench Germany, Germany

4.4 Surge Ageing of Metal Oxide Varistors C. De Salles, M. L. B. Martinez and A. A. A. De Queiroz Federal University of Itajubá, Brazil

10:50— 12:40 Session 5 Transformers 1 Salon A, 2nd floor Session Chair: Name, affiliation

5.1 Monitoring HV Transformer Conditions: the Strength of Combining Various Diagnostic Property Observations G. C. Montanari, P. H. F. Morshuis1 and A. Cervi2 University of Bologna, Italy, 1 Delft University of Technology, Netherlands and 2 Techimp HQ, Italy

5.2 Transformer Condition Assessment Using Dissolved Gas Analysis, Oil Testing and Evidential Reasoning Approach G. K. Irungu, A. O. Akumu, and J. L. Munda Tshwane University of Technology, South Africa

5.3 A Multi-functional Current Sensor for Condition Detection of Transformer Bushing T. Hu, Y. Cheng, C. Cheng1 and W. Chang2 North China Electric Power University, China, 1 Stage Grid Electric Power Research Institute, China and 2 China Electric Power Research Institute, China

5.4 The research on Simultaneous Detection of Dissolved Gases in Transformer Oil Using Raman Spectroscopy W. Qi, W. Chen and Y. Xiong1 Chongqing University, China and 1 Wuhan Cubic Optoelectronics Co., Ltd., China

10:50— 12:40 Session 6 Rotating Machines 1 South, 3rd floor Session Chair: Name, affiliation

6.1 Optimization of End Turn Grading for PWM Waveforms S. Boggs, A. Kumada1 and T. Yoshimutsu2 Nonlinear Systems Inc, USA, 1 University of Tokyo, Japan and 2 Toshiba Mitsubishi-Electrical Industrial Systems Corporation, Japan.

6.2 Transient Potential Measurement on Stress Grading under Multi-level PWM T. Nakamura, A. Kumada, H. Ikeda, K. Hidaka, S. A. Boggs1, Y. Tsuboi2 and T. Yoshimitsu2

University of Tokyo, Japan, 1 University of Connecticut, USA and 2 Toshiba Mitsubishi-Electric Industrial Systems Corporation, Japan

6.3 Thermal Modeling of a Stator Bar - The Influence of Geometry and Material Properties I. Preda, J. Figueroa1, S. Noel1, B. Soulieres1, E. David École de Technologie Supérieure, Canada and 1 Alstom Renewable Power Inc., Canada

6.4 Simulation of the Effect of Armor Coating Conductivity on the Stress Grading Coating Performance under PWM Multilevel Waveforms F. P. Espino-Cortes, T. I. Asiain-Olivares and P. Gomez1 SEPI-ESIME Zacatenco, Instituto Politécnico Nacional, Mexico and 1 Western Michigan University, USA

14:00— 15:40 Session 7 Outdoor Insulation 1 Salon C, 2nd floor Session Chair: Name, affiliation

7.1 Critical review of the dielectric testing of some live line tools R. Cselkó, B. Németh, G. Göcsei, D. Mucsi and, I. Kiss Budapest University of Technology and Economics, Hungary

7.2 Viability of Using Monofilament Polyamide Lines in AC Live Work A. M. M. B. Gomes, T. V. Ferreira1, J. F. Araújo1, L. A. Barbosa1, M. D. Lucena1 and E. G. Costa1 São Francisco's Hydroelectric Company, Brazil and 1 Federal University of Campina Grande, Brazil

7.3 New challenges in live-line maintenance G. Göcsei and B. Németh Budapest University of Technology and Economics, Hungary

7.4 Design of a Microwave Radiometer for Mornitoring High Voltage Insulator Contamination Level Y. Jiang, S. G. McMeekin, A. J. Reid, A. Nekahi, M. D. Judd1 and A. Wilson2 Glasgow Caledonian University, UK, 1 High Frequency Diagnostics and Engineering Ltd., UK and 2 Doble PowerTest Ltd., UK

14:00— 15:40 Session 8 Nanodielectrics 1 Salon A, 2nd floor Session Chair: Name, affiliation

8.1 Balanced Nanocomposite Thermosetting Materials for HVDC and AC Applications G. C Stevens, N. A. Freebody, A. Hyde1, F. Perrot1, I. Szkoda-Giannaki1, A. S. Vaughan2, S. Virtanen2, P. Baker3, S. A. F. Bon4, S. R. Coles4, J. A. Medlam4 Gnosys Global Ltd, UK, 1 Alstom Grid Research and Technology Centre, UK, 2 University of Southampton, UK, 3 Mekufa UK Ltd, UK and 4 University of Warwick, UK

8.2 Electrospun nanofibers with piezoelectric properties D. Fabiani, M. Zaccaria, A. Zucchelli, J. Belcari and O. Bocchi University of Bologna, Italy

8.3 The effects of surface hydroxyl groups in polyethylene-silica nanocomposites M. Praeger, I. L. Hosier, A. S. Vaughan, S. G. Swingler University of Southampton, UK

8.4 Dielectric and Thermal Properties of Nanostructured Epoxy Composites Involving Reactive POSS and c-BN T. Heid, M. Fréchette1 and E. David ETS Montreal, Canada and 1 IREQ, Canada

14:00— 15:40 Session 9 Partial Discharge 1 South. 3rd floor Session Chair: Name, affiliation

9.1 Evaluation of Spaces for the Separation of Signals Due to Multiple PD Sources A. Contin, S. Pastore and R. Paganin University of Trieste, Italy

9.2 High Signal-to-Noise Ratio Acoustic Sensor Using Phase Shift Gratings Interrogated by the Pound Drever-Hall Technique M. I. Comanici and P. Kung1 McGill University, Canada and 1 QPS Phototronics, Canada

9.3 Wavelet and Mathematical Morphology as the De-Noising Methods for PD Analysis of High Voltage Transformer Windings N. H. Nik Ali, M. S. Abd Rahman, J. A. Hunter, P. L. Lewin and P. Rapisarda University of Southampton, UK

9.4 Deep Neural Networks for Understanding and Diagnosing Partial Discharge Data V. Catterson and B. Sheng University of Strathclyde, UK

15:40 – 18:00 Exhibition and Poster Session with refreshments Courtyard ballroom, B level Session Chair: Name, affiliation

Nanodielectrics

P2.01 Surface Charge Decay of Direct-fluorinated RTV Silicone Rubber/SiO2 Nanocomposites

B. X. Du，Z. L. Li, H. B. Cui and L. Wang1 Tianjin University, China and 1 Electric Power Company of Beijing, China

P2.02 Effect of Surface Discharge on Nano Filled Polyimide Film under Square Voltage S. Akram, G. Wu, G. Gao, Y. Liu Southwest Jiaotong University, China

P2.03 Preparation and mechanism of charge carrier transportation of MgO/LDPE nanocomposites J. Zha, Y. Wu and Z. Dang University of Science and Technology Beijing, China

P2.04 Synthesis and characterization of Ultra High Molecular Weight Polyethylene filled with boron nitride micro and nano-particles C. Vanga-Bouanga, S. Savoie1, M.F. Fréchette1, E. David ETS Montreal, Canada and 1 IREQ, Canada

P2.05 Fabrication and Dielectric Properties of highly loaded PP micro-and nano-composites H. Couderc, C. Vanga, M. Fréchette and E. David1 IREQ, Canada and 1 ETS Montreal, Canada

P2.06 Mathematical Modelling to Represent Physical System with AC Ramp Input Voltage R. Dhara, A. Vivas-Barber, D. Sutton, C. M. Taylor and P. Basappa Norfolk State University, USA

P2.07 An Investigation into the effect of varying the Main Field and Local field on the PD characteristics of Nanofilled Polypropylene films P. Basappa, R. Dhara, M. Afzalur Rab, A. E. Watson, C. M. Taylor, and A. Vivas-Barber Norfolk State University, USA

P2.08 Transfer Function Modeling of Partial Discharge Behavior evolved during application of a Time Varying Power Frequency Voltage A. Vivas-Barber, R. Dhara, M. Afzalur Rab, P. Basappa and S. Lee1

Norfolk State University, USA and 1 Kyung Hee University, South Korea

Partial Discharge

P2.09 Comparison of PD Amplitude of Stator Bars Taken with Different Instruments A. Petit EDF, France

P2.10 The Effects of Square Wave Voltage Rise Time on PD Statistics in Time and Frequency Domain P. Wang, A. Cavallini1, G. C. Montanari1 Sichuan University, China and 1 University of Bologna, Italy

P2.11 Effects of Ambient Conditions on Partial Discharges at Very Low Frequency (VLF) Sinusoidal Voltage Excitation H. V. P. Nguyen, B. T. Phung and T. Blackburn University of New South Wales, Australia

P2.12 Interference Monitoring during the on-site PD tests of ±800kV Converter Transformer B. Qi, Z. Zhu. H. Ji, C. Li, L.Zhao1, R. Li1 North China Electric Power University, China and 1 Electric Power Research Institute, China.

P2.13 Partial Discharges Measurements at the Constituents' Level of Aerospace Power Electronics Converters B. Cella, T. Lebey1 and C. Abadie2 Liebherr Lelktronik GmbH, Germany, 1 University of Toulouse, Francce and 2 IRT Saint Exupery, France

Rotating Machines

P2.14 Applying The PD F-Factor to Verify The Integrity of Large Motor Stator Insulation Design A. O. Vouk and G. Stone1 Saudi Aramco, Saudi Arabia and 1 Qualitrol-Iris Power, Canada

P2.15 A "Holistic", Combined Electrical and Mechanical Condition Monitoring Technique for Oil and Gas High Voltage Rotating Machines R. Giussani, L. Renforth, C. Zachariades1 and M. Seltzer-Grant HVPD Ltd., UK and 1 University of Manchester, UK

P2.16 Evaluation of Economic and Ecologic Potential of Induction Heating in the context of Insulation Systems within Electric Drives B. Hofmann, S. Spreng and J . Franke Friedrich Alexander Universität Erlangen-Nürnberg, Germany

P2.17 Aging Electric Machines - Repair, Replace or Uprate H. W. Penrose and N. Frost1 Success by Design, USA and 1 Gerome Technologies, USA

P2.18 Evaluation of Novel Impulse Voltage Generator for Qualification Test of IEC 60034-18-42 T. Ueno, H. Nakaya1, M. Kozako1, M. Hikita1, T. Tsuda2, T. Kisakibaru2, T. Yoshimitsu2, T. Hirose3 and S. Hiroshima3 Oita College, Japan, 1 Kyushu Institute of Technology, Japan, 2 Toshiba Mitsubishi-Electric Industrial Systems Corporation, Japan and 3 Toshiba Corporation, Japan

Testing

P2.19 Investigation of Charge Injection Threshold Field in Epoxy Resin M.He., D. Qiang, N. Liu, G. Chen and P. L. Lewin University of Southampton, UK

P2.20 The Pressure Wave Propagation Method for the Study of Interface Electric Field B. Salamé and S. Holé

PSL Research University, France

TUESDAY, JUNE 9, 2015 08:00— 10:20 Session 10 Cables 1 Salon C, 2nd floor Session Chair: Name, affiliation

10.1 An investigation of self-repair systems for solid extruded polymeric and fluid filled cables I. German, R. Rhodes, G.C. Stevens and J. Thomas Gnosysis Global Ltd., UK

10.2 Anti-Oxidant Additives For Underground Cable Rejuvenation Fluids G. J Bertini, D. C. Busby and R. D. Varjian Novinium Inc., USA

10.3 Aspects of Semiconductive Shields Under Accelerated Wet Electrical Aging Conditions of Power Cables S. J. Han and J. Kjellqvist1 The Dow Chemical Comapny, USA and 1 Dow Europe GmbH, Switzerland

10.4 Fault Development on Water Ingress in Damaged Underground Low Voltage Cables with Plastic Insulation B. Kruizinga, P. A. A. F. Wouters and E. F. Steennis1 Eindhoven University of Technology, Netherlands and 1 DNV GL, Netherlands

10.5 Physical Models for Field Based Partial Discharge Measurements G. Callender, J. A. Hunter, P. Rapisarda and P. L. Lewin University of Southampton, UK

08:00— 10:20 Session 11 Nanodielectrics 2 Salon A, 2nd floor Session Chair: Name, affiliation

11.1 Investigation of the Morphology in AlN filled Epoxy based Composite Materials T. Andritsch, S. Zhang and R. Kochetov1 University of Southampton, UK and TU Delft, Netherlands

11.2 Bimodal Brush Functionalized TiO2/silicone Nanocomposites with Improved Dielectric Properties Y. Huang, T. M. Krentz, J. K. Nelson, L. S. Schadler, M. Bell1 and B. Benicewicz1 Rensselaer Polytechnic Institute, USA and 1 University of South Carolina, USA

11.3 Fabrication and Dielectric Properties of Polypropylene / Silica nanocomposites H. Couderc, M. Fréchette and E. David1 IREQ, Canada and 1 ETS Montreal, Canada

11.4 The Effect of Material Processing on the Dielectric Properties of Polystyrene Boron Nitride Nanocomposites R. Ayoob, T. Andritsch, A. S. Vaughan University of Southampton, UK

11.5 Impact of particle distribution on the electrical conductivity of epoxy nanocomposites I.A. Tsekmes, P.H.F. Morshuis, J.J. Smit and R. Kochetov Delft University of Technology, Netherlands

08:00— 10:20 Session 12 Rotating Machines 2 South, 3rd floor

Session Chair: Name, affiliation

12.1 Using Integrated Generator Diagnosis to Perform Condition Based Maintenance C. Hudon, N. Amyot, M Levesque, M. Essalihi1 and C. Millet1 IREQ, Canada and 1 Hydro-Quebec, Canada

12.2 Analysis of Phase Resolved Partial Discharge Patterns with Microstrip Antenna H. Sako, K. Mio and S. Okada Mitsubishi Electric Corporation, Japan

12.3 Insulation System Reliability in Wind Generation H. W. Penrose Dreisilker Electric Motors, Inc., USA

12.4 Development of a Recommended Practice for the Measurement of PD from Stator Coils and Bars W. McDermid Manitoba Hydro, Canada

12.5 How Critical are IEC 60034-27-3 Maximum Values for Dielectric Dissipation Factor and Tip-up to Determine the Reliability of Motor Stator Insulation? R. Omranipour and S. Haq General Electric, Canada

10:50— 12:40 Session 13 Switchgear 2 Salon C, 2nd floor Session Chair: Name, affiliation

13.1 Dielectric Strength of Alternative Insulation Gases at High Pressure in The Inhomogeneous Electric Field A. Hopf, M. Rosser, F. Burger1 and U. Prucker2 University of Applied Sciences, Coburg, Germany, 1 Technical University Ilmenau, Germany and 2 Trench Germany, Germany

13.2 CFD Analysis of the Thermal Interruption Process of Gases with Low Environmental Impact in High Voltage Circuit Breakers X. Ye, M. T. Dhotre, J. D. Mantilla, S. Kotilainen ABB Switzerland Ltd., Switzerland

13.3 SF6 Alternative Development for High Voltage Switchgears Y. Kieffel and F. Biquez Alstom Grid, France

13.4 Influence of Fluorination Time on Surface Flashover of Epoxy In Insulating Gas A. Mohamad, G. Chen and B. X. Du1 University of Southampton, UK and 1 Tianjin University, China

10:50— 12:40 Session 14 Transformers 2 Salon A, 2nd floor Session Chair: Name, affiliation

14.1 SSIMS molecular selective imaging: a new diagnostic tool to investigate metal passivators in scrapped transformers M. Facciotti, P. S. Amaro, R. C. D. Brown, P. L. Lewin, J. A. Pilgrim, G. Wilson1 and P. N. Jarman1 University of Southampton, UK and 1 National Grid, UK

14.2 Investigation of the electrical and chemical processes causing the failure event in a Copper Sulfide related Transformer Failure P. S. Amaro, M. Facciotti1, P. L. Lewin1, J. A. Pilgrim1, R. C. D. Brown1, G. Wilson2 and P. N. Jarman2 EdifERA, UK, 1 University of Southampton, UK and 2 National Grid, UK

14.3 Polarization and Depolarization Current Measurement on Paper-Oil insulation at Elevated Temperatures

S. Daisy Flora and J. Sundara Rajan Central Power Research Institute, India

14.4 Mechanical Breakdown of aged Insulating Paper around Continuously Transposed Conductors for Power Transformers under the Influence of Short-Circuit Forces -Analysis by Numerical Simulations D. Geissler and T. Liebfried Karlsruhe Institute of Technology, Germany

10:50— 12:40 Session 15 Testing 2 South, 3rd floor Session Chair: Name, affiliation

15.1 Study on Gas Sensing Properties and Mechanism of Ag-SnO2 Gas Sensor to H2 L. Jin, W. Chen, S. Peng and Q. Zhou1 Chongqing University, China and 1 Southwest University, China

15.2 A New Optical Method to Measure Fault Gases Extracted From Transformer Oil Non-destructively and Simultaneously W. Chen, F. Wan, J. Zou, S. Zhang, Z. Gu, W. Qi, L. Du, P. Wang and X. Chen1 Chongqing University, China and 1 Chongqing electrical power research institute, China

15.3 Mineral insulating oils ageing monitoring by modified oxidation induction time P. O. Fernandes, H. M. Wilhelm, L. G. Feitosa, G. C. dos Santos, N. A. G. Gomèz, G. Dal Pont Diagno Materiais e Meio Ambiente Curitiba, Brazil

15.4 Research on the Fault Diagnosis of Power Transformer by Vibration Detection C. Zang, Y. Liu, N. Wang1 and B. Liu1 Huazhong University of Science and Technology, China and 1 State Grid Tianjin Electric Power Company, China

14:00— 15:40 Session 16 Aerospace and Transport Salon C, 2nd floor Session Chair: Name, affiliation

16.1 Degradation of Printed Circuit Board Coatings Due to Partial Charge C. Emersic, C. Zhang, I. Cotton, R. Lowndes, S. Rowland and R. Freer University of Manchester, UK

16.2 Locating Partial Discharge Sources in Propulsion Coils of Superconducting Maglev System Using an On-Board Radio Interferometer System M. Kawada, M. Suzuki1, R. Ikeda1 and S. Ota1 Uniiversity of Tokushima, Japan and 1 The Railway Technical Research Institute, Japan

16.3 Comparison of Power-Frequency and Impulse Based Partial Discharge Measurements on a Variety of Aerospace Components at 1000 and 116 mbar R. Gardner, I. Cotton and M. Kohler1 University of Manchester, UK and 1 Liebherr-Aerospace Lindenburg GmbH, Germany

16.4 Impact of Thermal Cycling on High Voltage Coils Used in Marine Generators Using FEA Methods V. Peesapati, R. Gardner, R. Lowndes, I.Cotton, B. Twomey1, L. Dunsby1 and R. Balcombe2 University of Manchester, UK, 1 Lloyd's Register GTC, UK and 2 Comsol Ltd

14:00— 15:40 Session 17 Nanodielectrics 3 Salon A, 2nd floor

Session Chair: Name, affiliation

17.1 Electrical Properties of Polymer Nano-composites Based on Oxide and Nitride Fillers I. L. Hosier, M. Praeger, A. S. Vaughan and S. G. Swingler University of Southampton, UK

17.2 Dielectric nanocomposite with high dielectric permittivity and low dielectric loss Y. Jin, N. Xia and R. A. Gerhardt Georgia Institute of Technology, USA

17.3 AC breakdown strength of epoxy-boron nitride nanocomposites: trend & reproducibility I.A. Tsekmes, P.H.F. Morshuis, J.J. Smit and R. Kochetov Delft University of Technology, Netherlands

17.4 Preparation and electrical properties of titania nanowire-epoxy nanocomposites Q. Xie, C. Niu and Y. Cheng Xi’an Jiaotong University, China

14:00— 15:40 Session 18 Partial Discharge 2 South 3rd floor Session Chair: Name, affiliation

18.1 Analysis of Statistical Parameters of Partial Discharge from Simultaneous F-q-n, RF EMI & RF HFCT Measurements for HV Cable Faults R. Gillie, A. Nesbitt, R. Ramirez, B. G. Stewart and G. Kerr1 Glasgow Caledonian University, UK and 1 FMC Technologies, UK

18.2 Identification of PD Sources and Insulation Technologies in Rotating Machines A. Contin, M. Aizza1, F. Fantin1, A. Piccolo1 Univerity of Trieste, Italy and 1 Nidec ASI, Italy

18.3 Charge estimation methods in partial discharge cable tests A. Rodrigo Mor, P. H. F. Morshuis and J. J. Smit Delft University of Technology, Netherlands

18.4 Automated Recognition of Partial Discharge in Oil-Immersed Insulation H. Janani, N. D. Jacob and B. Kordi University of Manitoba, Canada

16:10— 17:50 Session 19 Testing 3 Salon C, 2nd floor Session Chair: Name, affiliation

19.1 Insulation System Modeling of Motor Circuits D. L. McKinnon, H. W. Penrose1 and N. Frost2 PdMA Corporation, USA, 1 Success by Design, USA and 2 Gerome Technologies, USA

19.2 Optical Antennas for a Complete Electric Field Characterization P. Jarrige, J. Dahdah, F. Lecoche, L. Duvillaret, G. Gaborit1 and L. Gillette1 Kapteos, France and 1 Universit ́e Savoie Mont Blanc, France

19.3 Towards a Compact Voltage Clamp for Monoconductor and Multiconductor Cables L. Gillette, G. Gaborit, A. Grau1, J. Dahdah2, F. Lecoche2 and L. Duvillaret Universit ́e Savoie Mont Blanc, France, 1 EDF R&D, France and 2 Kapteos, France

19.4 Investigation of Ground Resistance of Lumut Power Station in Brunei Darussalam M. A. Salam, S. P. Ang, F. Wen, C. Liaw. Q. M. Rahman1 and W. Voon2 Institut Teknologi Brunei, Brunei Darussalam, 1 University of Western Ontario, Canada and 2 Berakas Power Management Company, Brunei Darussalam

16:10— 17:50 Session 20 Nanodielectrics 4 Salon A, 2nd floor Session Chair: Name, affiliation

20.1 Graphene-based polymer composites: What about it for the HV electrotechnical arena? M.F. Fréchette, C. Vanga-Bouanga, D. Fabiani1, J. Castellon2 and S. Diaham3 IREQ, Canada, 1 University of Bologna, Italy, 2 University of Montpellier 2, France and 3 University of Toulouse, France

20.2 Effect of AC Corona Discharge on Aging of Silicon Rubber Nanocomposites at High Altitude M. Tariq Nazir and B.T. Phung University of New South Wales, Australia

20.3 Influence of Nano-SiO2 and BN on Space Charge and AC and DC Performance of Epoxy Nanocomposites D. Qiang, M. He, G. Chen and T. Andritsch University of Southampton, UK

20.4 Dielectric response and thermal conductivity of nanostructured microcomposites: High Density Polyethylene filled with a mixture of ZnO and HCl doped polyaniline C. Vanga-Bouanga, M.F. Fréchette1, E. David ETS Montreal, Canada and 1 IREQ, Canada

16:10— 17:50 Session 21 Rotating Machines 3 South, 3rd floor Session Chair: Name, affiliation

21.1 Mica Tape and VPI Resin Insulation Systems Options - Continued Studies N. Frost, M. Winkeler1 and S. Tuckwell1 Gerome Technologies, USA and 1 Elantis PDG Inc, USA

21.2 Formaldehyde-Free Varnishing on Stator Core Sheets to Prevent Formaldehyde Emission T. Klamt and E. Bechir Alstom R & D Hydro, Switzerland

21.3 Application of Newly Developed Epoxy-Anhydride VPI Resin for High Voltage Motors and Generators Y. Xia, W. Wang, W. Chen1, C. Tao, C. Li and W. Shen Suzhou Jufeng Electrical Insulation System Co.,Ltd., China and 1 TECO-Westinghouse Motor Co., USA

21.4 Temperature Effect on Insulation Resistance of Generator Stator Bar Affected by Water Ingress A. Petit EDF, France

WEDNESDAY, JUNE 10, 2015 08:00— 10:05 Session 22 Cables 2 Salon C, 2nd floor Session Chair: Name, affiliation

22.1 A Novel Sensing Device for Underground Cable Condition Assessment J. L. Lauletta, Y. Sozer1, J. A. De Abreu-Garcia1 Exacter Inc., USA and 1 University of Akron, USA

22.2 An Analysis Method to Establish Policy on Retirement of Cable Equipment H. Liu, Y. Wang, J. Liu and W. Chen Chongqing University, China

22.3 Partial Discharge Characteristics and Development of Typical 10 kV XLPE Power Cable Insulation Defects X. Zhao, L. Pu, Z. Ju, G. Huang and J. Wang1 State Grid Shaanxi Electric Power Research Institute, China and 1 State Grid Tianjin Electric Power Company, China

22.4 An Online Condition Monitorning Thermal Prognostic Indicator System for MV Cable Circuits S. Christou, P. L. Lewin, J. A. Pilgrim and S. G. Swingler University of Southampton, UK

22.5 Distributed Temperature Measurement and Analysis in a 110kV XLPE Cable Joint Z. Wu, G. Ma, C. Li, Z. Liu1 and X. Chen2 North China Electric Power University, China, 1 Hebei Electric Power Design and Research Institute, China and 2 State Grid Nanjing Power Supply Company, China

08:00— 10:05 Session 23 New Materials Salon A, 2nd floor Session Chair: Name, affiliation

23.1 Thermoplastic High Performance Cable Insulation Systems for Flexible System Operation A. S.Vaughan, C. D. Green, I. L. Hosier, G. C. Stevens1, A. Pye1, J. L. Thomas1, S. J. Sutton2 and T. Geussens3 University of Southampton, UK, 1 Gnosys Global Ltd., UK, 2 Middlesex, UK and 3 Dow Europe GmbH, Switzerland

23.2 Epoxy composites for insulating properties N. Halawani, J.-L. Auge, S. Pruvost1 and O. Gain1 University of Lyon, France and 1 INSA de Lyon

23.3 Developing a Novel Environment Friendly Polyester-imide Solventless Impregnating Resin Y. Xia, C. Zhou, W. Wang and X. Wen Suzhou Jufeng Electrical Insulation System Co.,Ltd., China

23.4 The preliminary study on the insulation properties of thermoplastic silicone vulcanizate F. Wu, Y. Zhang, H. Sun ABB China Limited, China

23.5 Low Temperature Co-fired Ceramics (LTCC) for the Insulation Coating of High Temperature Electrical Conductors Z. Wang, R. Freer, L. Fang and I. Cotton University of Manchester, UK

08:00— 10:05 Session 24 Partial Discharge 3 South, 3rd floor Session Chair: Name, affiliation

24.1 Partial Discharge Recognition of Insulation Defects in HVDC GIS and a Calibration Approach S. Blufpand, A. Rodrigo Mor, P. H. F. Morshuis and G. C. Montanari1 Delft University of Technology, Netherlands and 1 University of Bologna, Italy

24.2 The Accumulation and Dissipation Characteristics for Surface Charge on the Insulator Under Nanosecond Pulse Voltage in Vacuum B. Qi, C. Gao, Z. Sun, C. Li and L. Zhao1 North China Electric Power University, China and 1 China Southern Power Grid, China

24.3 Characteristic of Gas-production and Electrical Signal of Wedge-shaped Oil Gap model Under High-Frequency Voltage S. Liu, Q. Li, R.Yang, Y. Zhang and X. Wang1 North China Electric Power University, China and 1 Shandong University, China

24.4 Effect of X-ray Irradiation on Partial Discharge Inception and Extinction Characteristics in Cast Resin Transformer A.Inatomni, M. Kozako, M. Hikita, K. Iida1, T. Umemura1, Y. Nakamura2 T. Maeda3 and M. Higashiyama3 Kyushu Institute of Technology, Japan, 1 Mie University, Japan, 2 Toshiba Co, Japan, 3 Toshiba Industrial Products and Systems Co, Japan

24.5 A Research on Discharge Phenomena and Mechanism of the Fixed Suspension R.Chen, W. Gu, X. Li, Z. Wan, Q. Ye1 and C. Yang1 Guangdong Power Grid Co, China and 1 Huazhong University of Science and Technology, China

10:35— 12:15 Session 25 Outdoor Insulators 2 Salon C, 2nd floor Session Chair: Name, affiliation

25.1 Optimization of Reactive Epoxy Casting Process of 15 kV Outdoor Sensor Using Advanced CFD Simulations D. Raschka and B. Singh ABB Inc., USA

25.2 The performance of HVDC wall bushings with silicone rubber sheds D. Wu and D. Gustavsson ABB AB, Sweden

25.3 Erosion Performance of Boron Nitride Filled Silicone Rubber Composite as Outdoor Insulator Weathershed Material A.V. Baby Sindhu and M. Joy Thomas Indian Institute of Science, Bengaluru, India.

25.4 Influence of Environmental Factors of Hydrophobicity Transfer Property of Silicone Rubber Material C. Zhao, M. Zhu, H. Mei, L. Wang and Z. Guan Tsinghua University, China

10:35— 12:15 Session 26 Transformers 3 Salon A, 2nd floor Session Chair: Name, affiliation

26.1 Experience with 550 kV Current Transformers W. McDermid and T. Black Manitoba Hydro, Canada

26.2 Barrier lightning impulse test for dry type transformer main insulation design Z. Wang ABB Inc., USA

26.3 Thermal analysis of transformers insulation based on vegetable esters F. Delgado, I. Fernández, F. Ortiz, C. Renedo, A. Ortiz, J. Carcedo University of Cantabria, Spain

26.4 Statistical Texture Analysis of Morphological Changes in Pressboard Insulation due to Thermal Aging and Partial Discharges N. D. Jacob, D. R. Oliver1, S. S. Sherif1 and B. Kordi1 Manitoba Hydro, Canada and 1 University of Manitoba

10:35— 12:15 Session 27 Nanodielectrics 5 South, 3rd floor Session Chair: Name, affiliation

27.1 Epoxy Based High Permittivity Nanodielectrics for Electric Stress Mitigation R. Zafar N. Gupta Indian Institute of Technology Kanpur, India

27.2 Ab-initio Modeling of Interfacial Region in Nanocomposite Dielectrics E. Kubyshkina, B. L. G. Jonsson and M. Unge1 KTH Royal Institute of Technology, Sweden and 1 ABB Corporate Research, Sweden

27.3 Influence of Interface Chemistry on Dielectric Properties of Epoxy/Alumina Nanocomposites P. Jiang, J. Yu, X. Huang Shanghai Jiao Tong University, China

27.4 Particle Simulation of Charge Transport in Nanocomposite Polymer Films M. H. Lean and W. L. Chu QEDone LLC, USA