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Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hansastraße 27 c 80686 München, Germany http://www.fraunhofer.de
Contact Mr Franz Miller +49 89 12051300
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Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.

Motorschwingungen besser reduzieren

(PresseBox) (München, )
Fährt man ein Auto untertourig, treten leicht Drehschwingungen auf - die Autoinsassen nehmen sie als Brummen wahr. Ein neuartiges Fliehkraftpendel hilft dabei, die Schwingungen zu reduzieren. Vom 8. bis 12. April präsentieren Fraunhofer-Forscher einen Prototyp des Pendels auf der Hannover Messe in Halle 2, Stand D15.

Der Verkehr stockt und zwingt den Autofahrer zum Bremsen, er schaltet jedoch nicht in einen niedrigeren Gang. In solchen Fällen ist oftmals ein Brummen zu hören: Die Torsionsschwingung verursacht das unangenehme Geräusch. Sie tritt auf, da sich die Kurbelwelle bei Verbrennungsmotoren nie ganz gleichförmig dreht. Diese Drehschwingung belastet das Getriebe, im schlimmsten Fall leidet
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The publisher indicated in each case (see company info by clicking on image/title or company info in the right-hand column) is solely responsible for the stories above, the event or job offer shown and for the image and audio material displayed. As a rule, the publisher is also the author of the texts and the attached image, audio and information material. The use of information published here is generally free of charge for personal information and editorial processing. Please clarify any copyright issues with the stated publisher before further use. In case of publication, please send a specimen copy to service@pressebox.de.