Skip to main content
European Commission logo print header
Contenu archivé le 2019-03-15

ELECTRON BEAM SURFACE ALLOYING OF CONTACT MATERIALS.

Objectif

REDUCTION IN PRECIOUS METAL CONSUMPTION AND DEVELOPMENT OF NEW ALLOYS FOR CONTACT MATERIAL WITH THE USE OF ELECTRON BEAM MELTING TECHNOLOGY.

ELECTRON BEAM MELTING TECHNOLOGY WILL BE DEVELOPED FOR THE PRODUCTION OF CONTACT MATERIALS. LOCAL MELTING AND RESOLIDIFICATION OF A MIXTURE OF DEPOSITED METAL LAYERS BY INTENSIVE HEATING WITH AN ELECTRON BEAM SHOWS A NUMBER OF ADVANTAGES AMOGST WHICH THE MOST IMPORTANT ARE:

- REDUCTION IN THE AMOUNT OF PRECIOUS METALS NEEDED, BY RESOLIDIFICATION OF A SURFACE LAYER METAL MIXTURE ONLY;
- DEVELOPMENT OF NEW AND BINARY AND TERNARY ALLOYS SYSTEMS NOT NORMALLY PRODUCIBLE VIA CONVENTIONAL BULK-CASTING METHODS;
PRODUCTION OF IMPROVED HOMOGENEOUS AND CONTAMINATION-FREE CONTACT MATERIALS;
USE OF A WELL DEVELOPED TECHNOLOGY IN A ONE-STEP OPERATION.

THE PROJECT WILL CONSIST OF THE FOLLOWING TOPICS:

- SELECTION OF ALLOY SYSTEMS AND COMPOSITIONS BASED ON THERMODYNAMIC DATA.
PREDICTION OF EXPECTED SOLIDIFICATION MORPHOLOGY AND RELATED PROPERTIES;
- OPTIMIZING EXISTING ELECTRON BEAM EQUIPMENT FOR THE PRESENT APPLICATION;
- PRODUCTION OF MATERIALS BY VAPOUR OR LECTROLYTIC DEPOSITION TOGETHER WITH ELECTRON BEAM SURFACE MELTING;
- CHARACTERIZATION OF THE MICROSTRUCTURE AND PHYSICAL PROPERTIES OF THE NEWLY DEVELOPED MATERIALS;
- TESTING OF TYPICAL ELECTRICAL AND MECHANICAL PROPERTIES OF THE MATERIALS FOR CONTACT APPLICATIONS.

HAZEMEYER HOLEC, THE NETHERLANDS, (SUM-027-NL), WILL CARRY OUT THE FINAL MATERIALS TESTING PART OF THIS PROJECT. FOM INSTITUTE (THE NETHERLANDS) WILL, IN ADDITION, BE ASSOCIATED WITH TU OF DELFT AT VARIOUS STAGES OF THE RESEARCH.

Thème(s)

Data not available

Appel à propositions

Data not available

Régime de financement

Data not available

Coordinateur

TECHNICAL UNIVERSITY OF DELFT
Contribution de l’UE
Aucune donnée
Adresse
DEPT.OF METALS SCIENCE AND TECHNOLOGY 137, ROTTERDAMSWEG NL-2628 AL DELFT

Pays-Bas

Voir sur la carte

Coût total
Aucune donnée

Participants (1)