Adam, Till Julian and Horst, Peter and Lorsch, Paul and Sinapius, Michael (2012) Experimental investigation of VHCF of polymer composites: Two alternative approaches. Materials Testing, 54 (11-12), pp. 734-741. Carl Hanser Verlag. ISSN 0025-5300.
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Official URL: http://www.materialstesting.de/MP110386
Abstract
Die Notwendigkeit verlässlicher Ermüdungsvorhersagen ergibt sich mit der zunehmenden Anwendung von faserverstärkten Kompositwerkstoffen in primären Leichtbaustrukturen mit einer geplanten Nutzungsdauer von bis zu 30 Jahren. Nur wenige Daten existieren über das VHCF-Verhalten von Polymerkompositwerkstoffen, da die VHCF-Versuche aufgrund des Zeitaufwandes eine besondere Herausforderung darstellen. Darüber hinaus ergeben sich Schwierigkeiten beim Prüfen mit hohen Lastwechselfrequenzen. In diesem Beitrag werden zwei alternative Ansätze präsentiert, ein Biegeversuchsaufbau für die Hochfrequenzprüfung von Flachproben und ein Resonanzversuchsaufbau für Rohrproben. The need for reliable fatigue predictions arises with an increasing application of fibre-reinforced composites in primary light-weight structures and intended service times of up to 30 years. Only few data about very high cycle fatigue (VHCF) of polymer composites are available because VHCF testing is rather challenging due to time consuming tests. Moreover, problems arise when testing at high frequencies. Two alternative approaches are presented in the article, a bending test rig for high-frequency testing of flat specimens and a resonant test rig for tube specimens.
Item URL in elib: | https://elib.dlr.de/107825/ | |||||||||||||||
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Document Type: | Article | |||||||||||||||
Title: | Experimental investigation of VHCF of polymer composites: Two alternative approaches | |||||||||||||||
Authors: |
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Date: | December 2012 | |||||||||||||||
Journal or Publication Title: | Materials Testing | |||||||||||||||
Refereed publication: | Yes | |||||||||||||||
Open Access: | No | |||||||||||||||
Gold Open Access: | No | |||||||||||||||
In SCOPUS: | Yes | |||||||||||||||
In ISI Web of Science: | Yes | |||||||||||||||
Volume: | 54 | |||||||||||||||
Page Range: | pp. 734-741 | |||||||||||||||
Publisher: | Carl Hanser Verlag | |||||||||||||||
ISSN: | 0025-5300 | |||||||||||||||
Status: | Published | |||||||||||||||
Keywords: | Polymer composites, Very High Cycle Fatigue, damage mechanisms | |||||||||||||||
HGF - Research field: | Energy | |||||||||||||||
HGF - Program: | Renewable Energies | |||||||||||||||
HGF - Program Themes: | Wind Energy (old) | |||||||||||||||
DLR - Research area: | Energy | |||||||||||||||
DLR - Program: | E SF - Solar research | |||||||||||||||
DLR - Research theme (Project): | E - Windenergie (old) | |||||||||||||||
Location: | Braunschweig | |||||||||||||||
Institutes and Institutions: | Institute of Composite Structures and Adaptive Systems > Multifunctional Materials | |||||||||||||||
Deposited By: | Lorsch, Paul | |||||||||||||||
Deposited On: | 12 Dec 2016 08:44 | |||||||||||||||
Last Modified: | 06 Sep 2019 15:21 |
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