<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Historic harbour brick objects are subject to large dynamic loads clearly reflected by generated vibration processes. The vibrations may affect state of serviceability of structures by lowering comfort of persons working there as well as possible reaching the level hazardous to safety of the structures. The effect of vibrations to structure is mainly manifested by additional stresses in a given cross-section, which are summed up with those resulting from static loads. Moreover often occur consequences associated with environmental conditions and fatigue of materials which accelerate destruction of the objects. Therefore the dynamic loads may cause damaging effects in buildings of various structural types or even lead to their catastrofic destruction. Judging the necessity of improving the quality assessment methods of building structures for purposes of estimation of their state as well as safety factors for brick structures (see PN-B- 03002 standard, p.3.1.3 and 4.6), the author of this work undertook an attempt to investigate destruction process of selected building structures by using the method of operational modal analysis.</p></abstract>

Historic harbour brick objects are subject to large dynamic loads clearly reflected by generated vibration processes. The vibrations may affect state of serviceability of structures by lowering comfort of persons working there as well as possible reaching the level hazardous to safety of the structures. The effect of vibrations to structure is mainly manifested by additional stresses in a given cross-section, which are summed up with those resulting from static loads. Moreover often occur consequences associated with environmental conditions and fatigue of materials which accelerate destruction of the objects. Therefore the dynamic loads may cause damaging effects in buildings of various structural types or even lead to their catastrofic destruction. Judging the necessity of improving the quality assessment methods of building structures for purposes of estimation of their state as well as safety factors for brick structures (see PN-B- 03002 standard, p.3.1.3 and 4.6), the author of this work undertook an attempt to investigate destruction process of selected building structures by using the method of operational modal analysis.

Investigations of harbour brick structures by using operational modal analysis

University of Technology and Life Science in Bydgoszcz, Poland

Polish Maritime Research

{"article-title":"Investigations of harbour brick structures by using operational modal analysis"}

Historic harbour brick objects are subject to large dynamic loads clearly reflected by generated vibration processes. The vibrations may affect state of...

Investigations of harbour brick structures by using operational modal analysis

Publicado en línea: 04 abr 2014

Páginas: 42 - 53

DOI: https://doi.org/10.2478/pomr-2014-0007

Palabras clave
modal analysis, natural vibration frequency, stabilization diagram, structural vibrations

This content is open access.

Investigations of harbour brick structures by using operational modal analysis

Publicado en línea: 04 abr 2014

Páginas: 42 - 53

DOI: https://doi.org/10.2478/pomr-2014-0007

Palabras clavemodal analysis, natural vibration frequency, stabilization diagram, structural vibrations

This content is open access.

Palabras clave
modal analysis, natural vibration frequency, stabilization diagram, structural vibrations