Search Results - "Kurz, Jochen H"

Strategies for reliable automatic onset time picking of acoustic emissions and of ultrasound signals in concrete by Kurz, Jochen H., Grosse, Christian U., Reinhardt, Hans-Wolf

“…Determining the onset of transient signals like seismograms, acoustic emissions or ultrasound signals is very time consuming if the onset is picked manually…”
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New approaches for automatic threedimensional source localization of acoustic emissions – Applications to concrete specimens by Kurz, Jochen H.

“…•A robust acoustic emission source localization algorithm was developed and applied to data from a large concrete specimen.•A direct algebraic solver was…”
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Micromagnetic and Ultrasound Methods to Determine and Monitor Stress of Steel Structures by Kurz, Jochen H, Szielasko, Klaus, Tschuncky, Ralf

“…AbstractPrestressed constructions have been extensively used since the 1950s for infrastructure and large-span constructions. During maintenance renovation and…”
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Condition Assessment of Civil Infrastructure in Europe: Recent Developments and What Might Be Ahead by Kurz, Jochen H, Boller, Christian, Dobmann, Gerd

“…AbstractInfrastructure is subject to continuous aging. This has given life-cycle management of the infrastructure an increasing role. Therefore, reliable…”
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Stress Drop and Stress Redistribution in Concrete Quantified Over Time by the b-value Analysis by Kurz, Jochen H., Finck, Florian, Grosse, Christian U., Reinhardt, Hans-Wolf

“…Stress redistribution and stress drop often coincide with fracture processes. The two experiments that were chosen for our b-value analysis generate failure…”
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Improvements of AE technique using wavelet algorithms, coherence functions and automatic data analysis by Grosse, Christian U., Finck, Florian, Kurz, Jochen H., Reinhardt, Hans W.

“…Acoustic emission technique (AET) is a useful method for the investigation of local damages in materials. One of the advantages compared to other techniques is…”
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Earthquake swarm examples and a look at the generation mechanism of the Vogtland/Western Bohemia earthquake swarms by Kurz, Jochen H, Jahr, Thomas, Jentzsch, Gerhard

“…Earthquake swarms occur at many locations all over the world. In most cases, they do not occur just once but happen rather repeatedly at a particular location…”
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Geodynamic modelling of the recent stress and strain field in the Vogtland swarm earthquake area using the finite-element-method by Kurz, Jochen H, Jahr, Thomas, Jentzsch, Gerhard

“…The study of several swarm earthquake regions led us to the assumption that swarm quakes mostly occur in combination with fluid migration and often in the…”
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Some background of monitoring and NDT also useful for timber structures by Kurz, Jochen H., Boller, Christian

“…Extension of the life of existing and historic timber structures has increased steadily in the last decade. Sustainability and low carbon emission have…”
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Monitoring of timber structures by Kurz, Jochen H.

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Reliability considerations of NDT by probability of detection (POD) determination using ultrasound phased array by Kurz, Jochen H., Jüngert, Anne, Dugan, Sandra, Dobmann, Gerd, Boller, Christian

“…•Quantitative non-destructive testing (NDT) with probability of detection (POD).•POD determination of upcoming new state of the art ultrasound phased…”
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NDT for need based maintenance of bridge cables, ropes and pre-stressed elements by Kurz, Jochen H., Laguerre, Laurent, Niese, Frank, Gaillet, Laurent, Szielasko, Klaus, Tschuncky, Ralf, Treyssede, Fabien

“…Infrastructure is subject to continuous ageing. This has given life cycle management of infrastructure an increasingly important role. Reliable inspection and…”
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Automatisierte zerstörungsfreie Prüftechnik für großflächige Stahlbetontragwerke: Ein Anwendungsbeispiel by Hussung, Dieter R., Kurz, Jochen H., Stoppel, Markus

“…Eine Vielzahl zerstörungsfreier Prüfverfahren hat in den letzten Jahren Einzug in die Bauwerksuntersuchung gehalten. Um die Aussagekraft der Einzelverfahren zu…”
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Bauwerkscanner zur automatisierten und kombinierten Anwendung zerstörungsfreier Prüfverfahren im Bauwesen by Taffe, Alexander, Kind, Thomas, Stoppel, Markus, Kurz, Jochen H.

“…Bereits seit vielen Jahren stehen Anwendern der zerstörungsfreien Prüfung im Bauwesen (ZfPBau) zuverlässige Geräte zur Untersuchung von Betonbauteilen zur…”
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Bauwerkscanner zur automatisierten und kombinierten Anwendung zerstörungsfreier Prüfverfahren im Bauwesen by Taffe, Alexander, Kind, Thomas, Stoppel, Markus, Kurz, Jochen H.

“…Bereits seit vielen Jahren stehen Anwendern der zerstörungsfreien Prüfung im Bauwesen (ZfPBau) zuverlässige Geräte zur Untersuchung von Betonbauteilen zur…”
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Automatisierte zerstörungsfreie Prüftechnik für großflächige Stahlbetontragwerke by Hussung, Dieter R., Kurz, Jochen H., Stoppel, Markus

“…Eine Vielzahl zerstörungsfreier Prüfverfahren hat in den letzten Jahren Einzug in die Bauwerksuntersuchung gehalten. Um die Aussagekraft der Einzelverfahren zu…”
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Using comprehensive probability of detection curves to support determination of inspection intervals of railway axles by Pavlovic, Mato, Muller, Christina, Heckel, Thomas, Zoega, Andreas, Kurz, Jochen H.

“…Deutsche Bahn periodically inspects hollow railway axles for fatigue cracks on the outer surface with mechanized ultrasonic inspection systems. According to…”
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