Projekte

Solidification of lightweight materials in weightlessness III

DLR ELIS-IIISolidification of lightweight materials in microgravity IIIThe aim of the project is to investigate and model the microstructure formation responsible for the material properties during solidification in different material classes, solidification forms and length scales. The focus is on dendritically solidifying materials, which are often typical for industrially manufactured components. The use of reduced […]

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Space Investigations of MONotectic Alloys

SIMONASpace Investigations of MONotectic AlloysThe overall aim of the “SIMONA” (Space Investigations of MONotectic Alloys) project is to observe and characterize the phase separation into two separate liquid phases and their subsequent solidification in-situ in a three-dimensional transparent monotectic alloy. A complementary approach will be used, in which an experiment under the conditions of reduced

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CoAdCer – Development of a new ceramic coating for additively manufactured ceramic bodies and qualification for process-reliable and economical investment casting

CoAdCerCoAdCer – Development of a new ceramic coating for additively manufactured ceramic bodies and qualification for a reliable and economical investment casting processThe aim of the project is to develop a ceramic coating for additively manufactured ceramic bodies and to integrate this into a reliable and economical investment casting process. The resulting innovative process is

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Mechanisms and process model of ultraraffination of metals by crystallization on a rotating cooling cylinder

Metal refiningMechanisms and process model of ultraraffination of metals by crystallization on a rotating cooling cylinderInvestigation of the morphological stability of solidification fronts during the purification of pure Al meltsThe project aims to research an alternative method for the synthesis of ultrapure metals by means of fractional crystallization, implemented with an internally cooled rotating crystallizer

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Development of a methodology for the quantitative prediction of damage in the diffusion layers of reactive brazed BSCF steel composites

Reactive brazingDevelopment of a methodology for the quantitative prediction of damage in the diffusion layers of reactive brazed BSCF-steel compositesSimulation of microstructure development during reactive brazing of metal/ceramic compositesOxygen ion conducting membranes made of ceramics with a perovskite structure such as Ba0.5Sr0.5Co0.8Fe0.2O3-d (BSCF) can be used for energy-efficient separation of high-purity oxygen from the air.

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Investigation of stress and crack formation in investment casting mold shells during the melting process in the steam autoclave

Steam autoclaveInvestigation of stress and crack formation in investment casting mold shells during the melting process in the steam autoclaveThe research project aims to gain a detailed understanding of the melting process in the steam autoclave for investment casting and its effects on green molded shell systems. A decisive factor in the production of molded

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Optimization of mechanical properties through the development of adapted heat treatments

OMEGAOptimization of mechanical properties through the development of adapted heat treatmentsThe OMEGA project pursues the following objectives with the procurement of the above equipment: 1. introduction of rapid prototyping in wax pattern production 2. expansion of the R&D portfolio to include vacuum/protective gas heat treatment 3. optimization of conventional and new materials through the development

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Columnar-to-Equiaxed Transition in SOLidification Processing – CETSOL #6

CETSOLColumnar-to-Equiaxed Transition in SOLidification Processing – CETSOL #6The general objective of the project is to improve our understanding of the physical phenomena that govern the formation of the columnar-to-equiaxed transition (CET) in alloy solidification and its consequences for casting soundness. For that purpose, both experimental investigations of the formation of dendritic solidification and numerical models

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Multi-scale thermomechanical simulation of solid-liquid interaction during solidification

SFB 1120Multiscale thermomechanical simulation of solid-liquid interaction during solidificationSimulation of solidification joints in different Al alloys during casting and welding processes with subsequent calculation of effective material properties, especially of the partially liquid state (“mushy zone”). These include, for example, the effective expansion coefficient, linear-elastic properties of the multiphase state and the permeability for melt

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Use of metallic latent heat accumulators in the “Mover” vehicle concept from e.GO Mobile AG

LatHe.GOUse of metallic latent heat storage in the “Mover” vehicle concept of e.GO Mobile AGThe aim of the LatHe.GO project is the development and application of a metallic latent heat storage system designed to meet the requirements of an electrified bus – the e.GO Mover. Systematic concepts for system integration are being developed to ensure

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