Previous conference - Silicon for the Chemical and Solar Industry Conference
Previous conference
Silicon for the Chemical and Solar Industry XVI
The Silicon for the Chemical and Solar Industry XVI took place on 14-16 June 2022 and was online (digital conference).
Thanks to all attendees and contributors to Silicon for the Chemical and Solar Industry XVI.
Conference topics
Papers were encouraged to be submitted on all aspects of silicon production and the primary chemical processes.
- Metallurgical Silicon Production (Raw materials, Process, Refining, Casting and Milling).
- Metallurgical and Chemical Route to the Production of Solar Grade Silicon.
- Characterization and analysis
- Reactions, Catalysis, Mechanism by Production of Primary Products such as: Methylchlorosilanes, Trichlorosilane, Silicon Tetrachloride, Ethylchlorosilanes, Alkoxysilanes, other Silanes
- Environmental Issues and Safety.
- CO2 emissions and carbon neutrality in the silicon industry (biomass, new processes and process optimization, energy)
- Circular economy
- New applications of silicon
Program
Tuesday 14 June, 2022
M. Tangstad
NTNU
Session 1 - Environmental
08:45 Approaches Towards Sustainable Silicon and Silicon-Based Industries – A Review
K. Rimböck
Wacker Chemie AG
09:10 Technologies with potential for climate neutral silicon production
I.T. Kero, K.S. Osen, H. Dalaker
SINTEF
09:35 The supply of silicon - challenges and opportunities ahead
J. de Linde
Session 1 - Environmental (continued)
10:30 The Fit for 55 package and the European Climate Ambitions. An assessment of their impacts on the European Metallurgical Silicon Industry
N. Vinck
Euroalliages
10:55 Can’t see the forest for coal: The environmental impacts from the use of bio-based materials in the silicon industry
A. Brekke, E. Soldal
NORSUS AS
11:20 Preliminary techno-economic considerations of the SisAl process - closing materials loops through industrial symbiosis
H. Philipson, K. Blandhol, K. Engvoll, V. Djupvik, M. Wallin, G. Tranell, T. Haarberg
NTNU
Session 2 - New technology
12:45 On the Way to Silicon-Based Anode Materials for Lithium-Ion Batteries – Beyond Cycle Stability
J. Ranninger, S. Haufe
Wacker Chemie AG
13:10 Si-based structured agglomerates towards dense anodes for Lithium-ion battery with improved cycling performance
T. Wassmer, A. Amin, J. Lyubina, S. Bade, M. Loewenich, H. Wiggers, F. Özcan, D. Segets
Evonik Operations GmbH
13:35 Use of H2 and CH4 in the silicon process – a literature review
T.S. Aarnæs, E. Ringdalen, M. Tangstad
NTNU
Session 2 - New technology (continued)
14:30 Investigation of a Novel Process for the Production of Silicon via the Selective Condensation of Silicon Monoxide
J. Pudack, J.-P. Mai, G. Raabe
JPM Silicon | JPM Technologies GmbH
14:55 Recycle of Si slurry kerf waste as high performance anode materials for Lithium-ion batteries
S. Zheng, S. Chen, Z. Fan, Z. Wang
Xiamen University
15:20 Fe-26Si-9B alloy as a Phase Change Material in Thermal Energy Storage System
J.Jiao, J.Safarian, M.Tangstad
NTNU
Wednesday 15 June, 2022
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
Thursday 16 June, 2022
Session 5 - Silicon Purification and Circular Economy
08:30 Separation of Bulk Silicon from Si-Sn Melt under the Intensification of Electromagnetic Stirring
Y. Zeng, Y. Ren, W. Ma, K. Morita
Kunming University of Science and Technology
08:55 Electrical Resistivity in Silicon
E. Enebakk, J.O. Odden, K. Friestad
REC Solar
09:20 Silicon recovery via the acid leaching of a Si-Ca-Al alloy produced by the SisAl process
M. Zhu, A.S. Arntsen, J. Safarian
NTNU
Session 6 - Application of Silicon
10:15 Dichlorosilan as Buildingblock for Organosilanes
J. Tillmann
Wacker Chemie AG
10:40 New eco-designed Silicones. How constraints help us to develop innovative products for UV coatings
F. Marchal, D. Blanc, L. Vovelle, J.M. Frances, P. Theil, R. Mirgalet, A. Boulègue-Mondière, C. Maliverney, S. Marrot
Elkem Silicones
11:05 Role of copper in the formation of carbon during direct synthesis of Methylchlorosilanes
M. Mahmoodina, F.L. Bleken, I.-H. Svenum, T. Røe, E. Blaser, S. Gouttebroze, H. J. Venvik
NTNU
Session 6 - Application of Silicon (continued)
12:30 Understanding the Reasons for Erroneous Determinations of Boron in Silicon following Wet Chemical Digestion in HF/HNO3
A. Rietig, H.-J. Grafe, J. Acker
Brandenburg University of Technology Cottbus-Senftenberg
12:55 Slurry-phase direct synthesis of metylchlorosilanes and allylchlorosilanes from cyclone fines
K. M. Lewis, Y. Zhu, A.T. Mereigh, J. Razzano, J.D. Neely, D. Slick
Momentive Performance Materials Inc.
13:20 Investigation of the effect of a newly identified trace impurity on the reactivity and selectivity of the direct chlorination trichlorosilane synthesis reaction
A. Crawford, H.M. Rong, H. Kjønli
Alan Crawford Consulting LLC
Session 6 - Application of Silicon (continued)
14:15 Fluidization of silicon powder
J.O. Hoel, H. Kjønli, H.M. Rong
Elkem Silicon Product Development
14:40 Increased Runtimes for TCS Direct Chlorination FBR’s
L. Coleman
Consultant on Demand