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Technische Universität München Arcisstr. 19 80333 München, Germany http://www.tum.de
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Technische Universität München

Leichter und billiger: Aluminium statt Kupfer als Leitungsmaterial im Auto-Bordnetz

(PresseBox) (München, )
In Fahrzeugen aller Art spielen Elektrik und Elektronik eine stetig wachsende Rolle. Als Leitungsmaterial wird derzeit in der Regel Kupfer verwendet. Doch im Vergleich zu Aluminium ist Kupfer schwer und teuer. Vor allem für vollelektrische Fahrzeuge wäre der Umstieg auf das billigere und spezifisch leichtere Aluminium eine interessante Option. Deshalb steht jetzt auch die Optimierung des verzweigten Elektrobordnetzes im Fokus der Ingenieure. In Zusammenarbeit mit Forschern bei BMW haben Wissenschaftler der Technischen Universität München (TUM) nun herausgefunden, mit welchen Tricks es möglich ist, Kupfer durch Aluminium zu ersetzen.

Auf den ersten Blick ist es nicht nachvollziehbar, warum in modernen Kraftfahrzeugen
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