### FWF Project P21546 – N22 / 8080

Saturation Effects of Power Transformer Cores

Caused by Geomagnetic Storms

**last updated: 12.02.2015**

Publications
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[1] G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, V. Galabov, "Magnetostriction distribution in a model transformer core," J. El. Eng.61, pp. 130-132, (2010). [PDF] | |

[2] H. Pfützner, G. Shilyashki, F. Hofbauer, D. Sabic, E. Mulasalihovic, V. Galabov: "Effects of DC bias on the loss distribution of a model transformer core," J. El. Eng. 61, pp 126-129, (2010). [PDF] | |

[3] G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, E. Mulasalihovic, "DC bias effects on losses and field patterns of silicon iron under rotational magnetization," Abstr. 1&2D.Magn.Meas. & Test 11, p. 31, (2010). [PDF] | |

[4] G. Shilyashki, H. Pfützner, F. Hofbauer, E. Mulasalihovic, D. Sabic, V. Galabov: "Magnetostriction of grain-oriented Fe-Si under rotational magnetization with DC bias". Abstr.1&2 D.Magn.Meas. & Test. 11, p. 32, (2010). [PDF] | |

[5] D. Sabic, H. Pfützner, F. Hofbauer, G. Shilyashki, E. Mulasalihovic, "Dynamics effects on losses due to rotational magnetization," Prz. Elekt. / Electr. Rev. 87, pp. 29-32, (2011). [PDF] | |

[6] G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, V. Galabov, E. Mulasalihovic, "Magnetostriction as a function of the vector course of time B(t) of rotational magnetization," Abstr. SMM 20, p 490, (2011). [PDF] | |

[7] H. Pfützner, G. Shilyashki, E. Mulasalihovic, D. Sabic, F. Hofbauer, V. Galabov, "DC-bias on the magnetic performance of transformer core material - a survey," Abstr. SMM 20, p 29, (2011). [PDF] | |

[8] H. Pfützner, E. Mulasalihovic, H. Yamaguchi, D. Sabic, G. Shilyashki, and F. Hofbauer, "Rotational magnetization in transformer cores - a review," IEEE Trans. Magn. 47, pp. 4523-4533, (2011).
[URL]
[PDF]
(Copyright 2015 IEEE - All rights reserved.)
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[9] G. Shilyashki, H. Pfützner, F. Hofbauer, V. Galabov, E. Mulasalihovic, M. Palkovits, "Dynamics effects on magnetostriction under rotational magnetization," Proc. 1&2-D Magn. Meas. & Test., pp. 41-42, (2012). [PDF] | |

[10] G. Shilyashki, H. Pfützner, F. Hofbauer, V. Galabov, E. Mulasalihovic, I. Matkovic, "Effects of moderate DC bias on magnetostriction of grain oriented SiFe," Proc. 1&2-D Magn. Meas. & Test., pp. 45-46, (2012). [PDF] | |

[11] E. Mulasalihovic, H. Pfützner, P. Zanolin, G. Shilyashki, V. Galabov, "Effects of moderate DC-magnetization on 3-D loss distributions of a 3-phase model transformer core," Proc. 1&2-D Magn. Meas. & Test., pp. 59-60, (2012). [PDF] | |

[12] F. Hofbauer, H. Pfützner, G. Shilyashki, D. Sabic, E. Mulasalihovic, V. Galabov, "Rise-of-temperature method for building factor distribution in 1-phase model transformer core interior considering high DC bias," J. Appl. Electrom. Mech., pp. 349-354, (2014).
[URL]
[PDF]
(IOS Press Copyright 2015)
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[13] G. Shilyashki, H. Pfützner, J.Anger, K.Gramm, F. Hofbauer, V. Galabov, E. Mulasalihovic, "Magnetostriction of transformer core steel considering rotational magnetization," IEEE Trans. Magn. Vol: 50, 8400115, (2014).
[URL]
[PDF]
(Copyright 2015 IEEE - All rights reserved.)
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[14] V. Galabov, H. Pfützner, G. Shilyashki, H. Yamaguchi, "Domain reconstructions of G.O. SiFe under rotational magnetization with DC Bias," Abstr. SMM 21 Budapest, p.128, (2013). [PDF] | |

[15] H. Pfützner, E. Mulasalihovic, K. Gramm, G. Shilyashki, V. Galabov," Effects of DC-Bias on highly grain oriented silicon iron," Abstr. SMM 21 Budapest, p.133, (2013). [PDF] | |

[16] Mulsalihovic E., Pfützner H. "Fully Automatic 3-D Stray field measurements on a model core transformer considering the far field effect," Abstr. SMM 21 Budapest, p.358, (2013). | |

[17] H. Pfützner, E. Mulasalihovic, G. Shilyashki, M. Palkovits, G. Trenner, E. Gerstbauer "Multiparametric analyses of a model transformer core under two basic types of DC bias," Digest 2-DM Torino, accepted (2014). [PDF] | |

[18] G. Shilyashki, H. Pfützner "A domain model for magnetostriction of GO SiFe considering rotational magnetization," Digest 2-DM Torino, accepted (2014).
Digest 2-DM 13, pp. 31-32 (2014).
[PDF]
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[19] H.Pfützner, G. Shilyashki,E.Mulasalihovich, "Transformer cores - 3-Dimensional magnetic systems of under-estimated complexity" J. Appl. Electrom. Mech., submitted, (2014).
Digest 2-DM 13, 27-28 (2014).
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[20] E.Mulasalihovic, H.Pfützner, P. Zanolin "3D stray field analysis of transformer cores considering DC-bias," Prz. Elekt. / Electr. Rev. 87, pp. 57-60, (2011). [PDF] | |

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Diploma theses:
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DI Damir Sabic, "Gleichfeld- und Dynamikeffekte auf elliptisch bzw. rhombisch rotierende Magnetisierung von anisotropen weichmagnetischen Materialien" January 2011. | |

DI Victor Galabov, "Oblique Domänen von SiFe unter rotierender Magnetisierung mit Gleichfeldbeeinflussung" June 2013. | |

Christian Huber, "Pilot study for 3D-Printer manufactured foil sensors for magnetic induction tests" September 2014. | |

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PhD theses:
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Dr DI Edin Mulasalihovic, "Simulation von Effekten geomagnetisch induzierter Ströme (GICs) auf Transformatorkerne" October 2011. | |

Dr DI Georgi Shilyashki, "Magnetostriction von Modelltransformatorkernen" November 2013. | |

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Posters:
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Magnetic Measurements Conference 2010, Prague, Czech Republic, September 12-15, 2010. | |

G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, V. Galabov, "Magnetostriction distribution in a model transformer core" | |

11^{th} International Workshop on 1&2 Dimensional magnetic measurements and testing, Oita, Japan, November 3-6, 2010. | |

G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, E. Mulasalihovic, "DC bias effects on losses and field patterns of silicon iron under rotational magnetization" | |

G. Shilyashki, H. Pfützner, F. Hofbauer, E. Mulasalihovic, D. Sabic, V. Galabov: "Magnetostriction of grain-oriented Fe-Si under rotational magnetization with DC bias" | |

D. Sabic, H. Pfützner, F. Hofbauer, G. Shilyashki, E. Mulasalihovic, "Dynamics effects on losses due to rotational magnetization" | |

E. Mulasalihovic, H. Pfützner, P. Zanolin, G. Shilyashki, V. Galabov, "Effects of moderate DC-magnetization on 3-D loss distributions of a 3-phase model transformer core" | |

20^{th} International Conference on soft magnetic materials, Kos, Greece, September 18-22, 2011. | |

G. Shilyashki, H. Pfützner, F. Hofbauer, D. Sabic, V. Galabov, E. Mulasalihovic, "Magnetostriction as a function of the vector course of time B(t) of rotational magnetization" | |

H. Pfützner, G. Shilyashki, E. Mulasalihovic, D. Sabic, F. Hofbauer, V. Galabov, "DC-bias on the magnetic performance of transformer core material - a survey" | |

12^{th} International Workshop on 1&2 Dimensional magnetic measurements and testing, Vienna, Austria, September 3-6, 2012. | |

G. Shilyashki, H. Pfützner, F. Hofbauer, V. Galabov, E. Mulasalihovic, M. Palkovits, "Dynamics effects on magnetostriction under rotational magnetization" | |

E. Mulasalihovic, H. Pfützner, P. Zanolin, G. Shilyashki, V. Galabov, "Effects of moderate DC-magnetization on 3-D loss distributions of a 3-phase model transformer core" | |

F. Hofbauer, H. Pfützner, G. Shilyashki, D. Sabic, E. Mulasalihovic, V. Galabov, "Rise-of-temperature method for building factor distribution in 1-phase model transformer core interior considering high DC bias" | |

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Oral Presentations:
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Magnetic Measurements Conference 2010, Prague, Czech Republic, September 12-15, 2010. | |

H. Pfützner, G. Shilyashki, F. Hofbauer, D. Sabic, E. Mulasalihovic, V. Galabov: "Effects of DC bias on the loss distribution of a model transformer core" | |

12^{th} International Workshop on 1&2 Dimensional magnetic measurements and testing, Vienna, Austria, September 3-6, 2012. | |

G. Shilyashki, H. Pfützner, F. Hofbauer, V. Galabov, E. Mulasalihovic, I. Matkovic, "Effects of moderate DC bias on magnetostriction of grain oriented SiFe" | |

13^{th} International Workshop on 1&2 Dimensional magnetic measurements and testing, Torino, Italy, September 3-6, 2012. | |

G. Shilyashki, H. Pfützner "A domain model for magnetostriction of GO SiFe considering rotational magnetization" | |

H. Pfützner, G. Shilyashki,E.Mulasalihovich, "Transformer cores - 3-Dimensional magnetic systems of under-estimated complexity" | |

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