Magnetohydrodynamics
Magnetohydrodynamics (MHD) investigates the interaction between electrically conductive fluids and electromagnetic fields. Research at the HZDR is dedicated to
- unique laboratory experiments in the field of geophysics and astrophysics (including the origin of cosmic magnetic fields),
- liquid metal technologies for high-temperature energy transfer, liquid metal batteries as stationary energy stores, in use in ferrous and non-ferrous metallurgy, and in the casting of steel and light metals,
- innovative methods for the electrification of industrial processes at high temperatures, and
- the development of special measuring techniques for liquid metal technologies and electrified industrial processes.
Research
Geo/Astrophysics
Cosmic magnetic fields are generated by the hydromagnetic dynamo effect and play a crucial role in cosmic structure formation by means of the magnetorotational instability. Liquid metal experiments may help to understand those fundamental processes
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Energy Storage and Energy Conversion with Liquid Metals
Liquid metals offer a range of benefits when used for energy storage and energy conversion: cost-effective production, high cycle numbers and high scalability
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Electromagnetic process control.
The optimization of processes in metallurgy or in the crystallization of semiconductor materials with regard to product quality and energy efficiency requires a profound understanding of the flow processes in the melts.
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Measurement techniques for liquid metals and electrified industrial processes
The knowledge of velocity structures or of the gas distribution in liquid metals is of great interest in laboratory experiments as well as in industrial applications. The opaqueness of those fluids prevents the use of well established optical methods. Additionally, the corrosiveness and the high temperatures are challenges for measurement techniques.
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Electrification of industrial processes
Innovative electrical and inductive heating technologies are implemented in high-temperature processes in steelmaking, glass and ceramics production, the cement industry and chemical engineering to replace fossil sources.
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recent ublirckations in efereed journals and books