Publications

Scientific Journal Articles

Surface Modification of Fumed Silica by Plasma Polymerization of Acetylene for PP/POE Blends Dielectric Nanocomposites; Xiaozhen He , Ilkka Rytöluoto, Rafal Anyszka, Amirhossein Mahtabani, Eetta Saarimäki, Kari Lahti, Mika Paajanen , Wilma Dierkes, Anke Blume; Polymers 2019, 11(12), 1957; https://doi.org/10.3390/polym11121957

Investigation of nanocomposite polypropylene for DC capacitors: A feasibility study; Gian Carlo Montanari, Paolo Seri, Mikko Karttunen, Mika Paajanen, Kari Lahti, Ilkka Rytöluoto; IEEJ Transactions on Fundamentals and Materials, 2019, Volume 139, Issue 2, Pages 105-112; https://doi.org/10.1541/ieejfms.139.105

Performance metrics for a modern BOPP capacitor film; Mikael Ritamäki, Ilkka Rytöluoto, Kari Lahti; IEEE Transactions on Dielectrics and Electrical Insulation (Volume: 26 , Issue: 4 , Aug. 2019); https://doi.org/10.1109/TDEI.2019.007970

Publication in Conference proceedings/Workshop/Other

Compounding, Structure and Dielectric Properties of Silica-BOPP Nanocomposite Films; I. Rytöluoto, M. Ritamäki, K. Lahti, M. Paajanen, M. Karttunen, G.C. Montanari, P. Seri, H. Naderiallaf; IEEE International Conference on Dielectrics (ICD)

DC Voltage Endurance of Capacitor BOPP Films at High Temperature; M. Ritamäki, I. Rytöluoto, K. Lahti; IEEE International Conference on Dielectrics (ICD)

Potentiality of nanofilled thermoplastic insulation for DC cables and capacitors; G. C. Montanari, P. Seri, M. Paajanen, K. Lahti, I. Rytöluoto, M. Ritamäki, A. Blume, W. Dierkes, A. Mahtabani, X. He; IEEE International Conference on Dielectrics (ICD)

Nanocomposite polypropylene for DC cables and capacitors: A new European project; Gian Carlo Montanari, Paolo Seri, Mikko Karttunen, Mika Paajanen, Kari Lahti, Ilkka Rytoluoto; 2017 International Symposium on Electrical Insulating Materials (ISEIM);
DOI: 10.23919/ISEIM.2017.8088777

Short-term dielectric performance assessment of BOPP capacitor films: A baseline study; I. Rytoluoto, M. Ritamaki, K. Lahti; 2018 12th International Conference on the Properties and Applications of Dielectric Materials (ICPADM);
DOI: 10.1109/ICPADM.2018.8401266

Performance of Nanoparticles in the Electrical Behavior of DC Capacitor Films; G. C. Montanari, P. Seri, M. Ritamäki, K. Lahti, I. Rytöluoto, and M. Paajanen; 12th International Conference on the Properties and Applications of Dielectric Materials (ICPADM)

High temperature and ageing test methods to characterize the dielectric properties of BOPP capacitor films; Mikael Ritamaki, Ilkka Rytoluoto, Kari Lahti; 2017 IEEE Conference on Electrical Insulation and Dielectric Phenomenon (CEIDP);
DOI: 10.1109/CEIDP.2017.8257518

Investigation of Nanocomposite Polypropylene for DC Capacitors: A Feasibility Study; G. C. Montanari, P. Seri, M. Karttunen, M. Paajanen, K. Lahti, I. Rytöluoto; IEEJ Transactions on Fundamentals and Materials (A)

Polypropylene/SiO2 Nanocomposite with Improved Dielectric Properties for DC Cables; P. Seri, M. Ritamäki; JICABLE HVDC

Surface Modification of Nano-silica by Plasma Polymerization of Acetylene; X. He, A. Mahtabani, R.P. Anyszka, W.K. Dierkes, A. Blume; 18th Dutch Polymer Day

Surface Modification of Fumed Silica by Dry Silanization for PP/POE-based Dielectric Nanocomposites; Xiaozhen He, Ilkka Rytöluoto, Amirhossein Mahtabani, Eetta Saarimäki, Kari Lahti, Mika Paajanen, Rafal Anyszka, Wilma Dierkes, Anke Blume; Nordic Insulation Symposium 2019; https://doi.org/10.5324/nordis.v0i26.3272

Effective surface functionalization of fumed silica with NBR telechelic oligomer for high-voltage polyolefin-based dielectric composites; Rafal Anyszka, Xiaozhen He, Amirhossein Mahtabani, Wilma Dierkes, Anke Blume; Proceedings of the Nordic Insulation Symposium 2019; https://doi.org/10.5324/nordis.v0i26.3290

Solution Modified Fumed Silica and Its Effect on Charge Trapping Behavior of PP/POE/Silica Nanodielectrics; Amirhossein Mahtabani, Ilkka Rytöluoto, Xiaozhen He, Eetta Saarimäki, Kari Lahti, Mika Paajanen, Rafal Anyszka, Wilma Dierkes, Anke Blume; Proceedings of the 26th Nordic Insulation Symposium 2019; https://doi.org/10.5324/nordis.v0i26.3292

Effect of Silica Modification on Charge Trapping Behavior of PP blend/Silica Nanocomposites; Amirhossein Mahtabani, Xiaozhen He, Ilkka Rytöluoto, Kari Lahti, Mika Paajanen, Eetta Saarimäki, Rafał Anyszka, Wilma Dierkes, Anke Blume; 2nd International Conference on Electrical Materials and Power Equipment 2019; https://ieeexplore.ieee.org/document/8727245

Surface Modification of Fumed Silica by Dry Silanization for PP-based Dielectric Nanocomposites; Xiaozhen He, Amirhossein Mahtabani, Ilkka Rytöluoto, Eetta Saarimäki, Kari Lahti, Mika Paajanen, Rafal Anyszka, Wilma Dierkes, Anke Blume; 2nd International Conference on Electrical Materials and Power Equipment - Guangzhou - China 2019; https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=8727244

Silica-Polypropylene Nanocomposites for Film Capacitors: Structure–Property Studies and the Role of Biaxial Stretching Conditions; Ilkka Rytöluoto, Minna Niittymäki, Kari Lahti, Eetta Saarimäki, Timo Flyktman, Mika Paajanen, Mikko Karttunen; Proceedings of the 26th Nordic Insulation Symposium 2019; https://doi.org/10.5324/nordis.v0i26.3291

Practical Notes on the Measurement and Interpretation of Thermally Stimulated Discharge Currents in Biaxially Oriented Polypropylene; Ilkka Rytöluoto, Minna Niittymaki, Kari Lahti; 26th Nordic Insulation Symposium on Materials, Components and Diagnostics, NORD-IS 19; https://doi.org/10.5324/nordis.v0i26.3280

Investigating Energization Transients and the Potentiality of Partial Discharge Inception and Damage in Nanofilled Polypropylene Insulation for DC Cables and Capacitors; P. Seri, H. Naderiallaf, R. Ghosh, G.C. Montanari; IEEE CATCON 2019; http://amsacta.unibo.it/id/eprint/6300

Adding nanofillers in polymeric insulating materials: so far so good? The case of polypropylene for DC cables; G. C. Montanari, P. Seri, H. Naderiallaf, A. Blume, G. Perego, C. Mazel, M. Paajanen, M. Karttunen; Transactions of IEEE EIC 2019; http://amsacta.unibo.it/id/eprint/6301

Partial discharge measurements of DC insulation systems: the influence of the energization transient; P. Seri, R. Ghosh, L. Cirioni, G.C. Montanari; IEEE CEIDP 2019; http://amsacta.unibo.it/id/eprint/6302

Electrical properties of nanostructured polypropylene: a matter of morphology?; P. Seri; JICABLE 2019; http://amsacta.unibo.it/id/eprint/6304

Downloads

GRIDABLE webinar presentations (PDF)

Introduction, Project coordinator, Mika Paajanen, VTT

Swiss authority relevance, Martin Kern, Swiss State secretariat for Education, Research and Innovation SERI

HVDC cables as a part of power transmission system – brief user experience, Jussi Rantanen, Fingrid Oyj

Applications of HPTE insulated cables systems, Prof. Giovanni Mazzanti, University of Bologna

GRIDABLE results: Nanocomposites and compounding

Tailoring of silica surface for nano dielectrics, Rafal Anyszka, University of Twente

Development and piloting of thermoplastic electrical insulation compounds, Ilkka Rytöluoto, VTT

GRIDABLE results: Cables

Fundamental properties of dielectrics for extruded cables, Paolo Seri, University of Bologna

New generation of HVDC cables, Christelle Mazel, Nexans France S.A.S.

GRIDABLE results: Capacitors

Industrial scale manufacturing of biaxially-oriented capacitor film made of nanocompound polypropylene, Vladimir Moncek, Terichem Tervakoski a.s.

Electrical tests on elements and capacitors for HVDC applications, Volker Geitner, ELECTRONICON Kondensatoren GmbH

Dielectric characterization of capacitor insulation, Kari Lahti, Tampere University

GRIDABLE results: Business environment

Exploitation roadmap, Fabiana Fantinell, Innoexc GmbH

Achievements and challenges, Mika Paajanen, VTT



GridAble leaflet

New materials to feed the rise of renewable energies in Europe.

The Winter 2019 European Energy Innovation web publication is here.

Theses

Mr. Mikael Ritamäki’s Dissertation Steering Capacitor Film Development with Methods for Correct and Adequate Dielectric Performance Assessment, Tampere University September 2019.

Presentations and posters

Dr. Tuulamari Helaja’s (VTT) presentation in the ECCP – European Conference on thermally and electrically Conductive Polymers and composites: from lab to market – 2ND EDITION (October 23 2018) Turin, Italy.

Dr. Ilkka Rytöluoto’s (TUT) presentation in the 12th International Conference on the Properties and Applications of Dielectric Materials, ICPADM 2018 (May 20 – 24, 2018) Xi’an, China.

Mr. Paolo Seri’s (University of Bologna) presentation in the 12th International Conference on the Properties and Applications of Dielectric Materials, ICPADM 2018 (May 20 – 24, 2018) Xi’an, China.

Mr. Paolo Seri’s (University of Bologna) presentation in the 8th International Symposium on Electrical Insulating Materials (September 12 – 15, 2017) Toyohashi City, Japan.

Mr. Paolo Seri’s (University of Bologna) poster in the Jicable HVDC'17, International Symposium on HVDC Cable Systems (November 20 – 22, 2017) Dunkirk, France.