Session 3 - Halvard Tveit Symposium
08:30 Opening of the Halvard Tveit Symposium

08:45 A hybrid digital twin for optimal Si-production
K.J. Linnestad, K. Hildal, L.K. Jakobsson, S. Eidnes, V. Tjessem, E.L. Bjørnstad, S.O. Wasbø
Cybernetica AS

09:10 Energy recovery at Elkem Salten. An important step in emission reductions and improved environmental standard
N.E. Kamfjord, H. Delbeck, O. Sørdahl
Elkem ASA

09:35 Measurement and evaluation of tapping gas energy from the silicon furnace
V. Andersen, H. Gaertner, S. Grådahl, M. Ksiazek, K.E. Einarsrud, G. Tranell
NTNU

Session 3 - Halvard Tveit Symposium (continued)
10:30 Effect of varying SiO contents on Si and FeSi production
S. Jayakumari, E. Ringdalen
SINTEF

10:55 New metallurgical way for the solar silicon production. The SisAl project
J. Bullon
SilBuCam

11:20 Understanding FeSi and Si furnaces from "above"
Stein Tore Johansen
SINTEF

11:45 The Norwegian power-intensive metallurgical industry and its role in the global household
H. Tveit, V. Andersen
Elkem ASA

Session 4 - Furnace Optimization

13:10 The effect of solidification behavior of FeSi75 alloy on its disintegration
T.H. Wu, H.J. Wang
University of Science and Technology Beijing

13:35 Distribution behavior of titanium between ferrosilicon melt and CaO-SiO2-Al2O3 slag
M. Lee, T. Kim, S. Duan, H. Song, J. Park
Hanyang University

14:00 Electrical conditions in submerged arc furnaces: A web-based simulator
M. Sparta, M. Fromreide, V.K. Risinggård, S.A. Halvorsen
NORCE Norwegian Research Centre AS

Session 4 - Furnace Optimization (continued)

14:55 Large electrode movements: Realistic electrical crater models
V.K. Risinggård, M. Sparta, M. Fromreide, S.A. Halvorsen
NORCE Norwegian Research Centre AS

15:20 Electrical resistivity of charge materials in Si-furnaces
H. Hoover, M. Głowacki, G. Sævarsdóttir, M. Tangstad
NTNU