Kubalski, Thomas

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  • Kubalski, Thomas (8)
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Author's Bibliography

Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading

Butenweg, Christoph; Marinković, Marko; Fehling, Ekkehard; Pfetzing, Thomas; Kubalski, Thomas

(2018)

TY  - CONF
AU  - Butenweg, Christoph
AU  - Marinković, Marko
AU  - Fehling, Ekkehard
AU  - Pfetzing, Thomas
AU  - Kubalski, Thomas
PY  - 2018
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/2193
AB  - It is well known that seismically loaded reinforced concrete frames with masonry infills exhibit an unfavourable behaviour which can lead to serious damages of the masonry infill panels and the surrounding reinforced concrete frame. Especially recent earthquakes clearly showed the low seismic resistance with serious consequences for the occupants of affected buildings. This is astonishing at first glance, since numerous experimental investigations and numerical simulations have been carried out to study the seismic behaviour of reinforced concrete frames with masonry infills. The results of the fundamental research served as a basis for the derivation of simplified seismic design approaches, which consider the seismic actions in-plane and out-of-plane as a separate design problem. Although the necessity of considering the interaction has already been pointed out by some authors, there is no applicable design concept for the engineering practise available. Within the framework of the joint European project INSYSME, comprehensive experimental test campaigns were carried out on reinforced concrete frames with masonry infills. The tests include separate in- and out-of-plane loading, sequential in- and out-of-plane loading and simultaneous in- and out-of-plane loading conditions. The experimental results lead to significantly lower resistances for sequentially applied loading and to rigorous reductions of the seismic resistance if the loads are applied simultaneously. The results show clearly, that the existing design concepts are insufficient and definitely not on the safe side. This article presents and discusses the main findings of the tests results and further simulation results.
C3  - 16th European Conference on Earthquake Engineering
T1  - Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading
UR  - https://hdl.handle.net/21.15107/rcub_grafar_2193
ER  - 
@conference{
author = "Butenweg, Christoph and Marinković, Marko and Fehling, Ekkehard and Pfetzing, Thomas and Kubalski, Thomas",
year = "2018",
abstract = "It is well known that seismically loaded reinforced concrete frames with masonry infills exhibit an unfavourable behaviour which can lead to serious damages of the masonry infill panels and the surrounding reinforced concrete frame. Especially recent earthquakes clearly showed the low seismic resistance with serious consequences for the occupants of affected buildings. This is astonishing at first glance, since numerous experimental investigations and numerical simulations have been carried out to study the seismic behaviour of reinforced concrete frames with masonry infills. The results of the fundamental research served as a basis for the derivation of simplified seismic design approaches, which consider the seismic actions in-plane and out-of-plane as a separate design problem. Although the necessity of considering the interaction has already been pointed out by some authors, there is no applicable design concept for the engineering practise available. Within the framework of the joint European project INSYSME, comprehensive experimental test campaigns were carried out on reinforced concrete frames with masonry infills. The tests include separate in- and out-of-plane loading, sequential in- and out-of-plane loading and simultaneous in- and out-of-plane loading conditions. The experimental results lead to significantly lower resistances for sequentially applied loading and to rigorous reductions of the seismic resistance if the loads are applied simultaneously. The results show clearly, that the existing design concepts are insufficient and definitely not on the safe side. This article presents and discusses the main findings of the tests results and further simulation results.",
journal = "16th European Conference on Earthquake Engineering",
title = "Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading",
url = "https://hdl.handle.net/21.15107/rcub_grafar_2193"
}
Butenweg, C., Marinković, M., Fehling, E., Pfetzing, T.,& Kubalski, T.. (2018). Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading. in 16th European Conference on Earthquake Engineering.
https://hdl.handle.net/21.15107/rcub_grafar_2193
Butenweg C, Marinković M, Fehling E, Pfetzing T, Kubalski T. Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading. in 16th European Conference on Earthquake Engineering. 2018;.
https://hdl.handle.net/21.15107/rcub_grafar_2193 .
Butenweg, Christoph, Marinković, Marko, Fehling, Ekkehard, Pfetzing, Thomas, Kubalski, Thomas, "Experimental and Numerical investigations of Reinforced Concrete Frames with Masonry infills under combined in- and out-of-plane seismic loading" in 16th European Conference on Earthquake Engineering (2018),
https://hdl.handle.net/21.15107/rcub_grafar_2193 .

Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2)

Butenweg, C.; Marinković, Marko; Kubalski, Thomas; Fehling, E.; Pfetzing, T.; Meyer, U.

(Bauverlag BV GmbH, 2018)

TY  - JOUR
AU  - Butenweg, C.
AU  - Marinković, Marko
AU  - Kubalski, Thomas
AU  - Fehling, E.
AU  - Pfetzing, T.
AU  - Meyer, U.
PY  - 2018
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/919
AB  - Within the scope of the joint European project INSYSME, the German partners developed two systems - IMES and INODIS - for improving the seismic behaviour of masonry infilled reinforced concrete frames. The purpose of both systems is to decouple frame and infill instead of working to improve their load-bearing capacity by means of elaborate, expensive, supplementary reinforcing elements. Initial findings for the IMES system with regard to the loads acting in-plane and perpendicular to the wall plane (out-of-plane) are presented.
PB  - Bauverlag BV GmbH
T2  - ZI, Ziegelindustrie International/Brick and Tile Industry International
T1  - Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2)
T1  - Design of reinforced concrete enclosures infilled with clay block masonry (Part 2)
EP  - 43
IS  - 6
SP  - 26
UR  - https://hdl.handle.net/21.15107/rcub_grafar_919
ER  - 
@article{
author = "Butenweg, C. and Marinković, Marko and Kubalski, Thomas and Fehling, E. and Pfetzing, T. and Meyer, U.",
year = "2018",
abstract = "Within the scope of the joint European project INSYSME, the German partners developed two systems - IMES and INODIS - for improving the seismic behaviour of masonry infilled reinforced concrete frames. The purpose of both systems is to decouple frame and infill instead of working to improve their load-bearing capacity by means of elaborate, expensive, supplementary reinforcing elements. Initial findings for the IMES system with regard to the loads acting in-plane and perpendicular to the wall plane (out-of-plane) are presented.",
publisher = "Bauverlag BV GmbH",
journal = "ZI, Ziegelindustrie International/Brick and Tile Industry International",
title = "Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2), Design of reinforced concrete enclosures infilled with clay block masonry (Part 2)",
pages = "43-26",
number = "6",
url = "https://hdl.handle.net/21.15107/rcub_grafar_919"
}
Butenweg, C., Marinković, M., Kubalski, T., Fehling, E., Pfetzing, T.,& Meyer, U.. (2018). Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2). in ZI, Ziegelindustrie International/Brick and Tile Industry International
Bauverlag BV GmbH.(6), 26-43.
https://hdl.handle.net/21.15107/rcub_grafar_919
Butenweg C, Marinković M, Kubalski T, Fehling E, Pfetzing T, Meyer U. Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2). in ZI, Ziegelindustrie International/Brick and Tile Industry International. 2018;(6):26-43.
https://hdl.handle.net/21.15107/rcub_grafar_919 .
Butenweg, C., Marinković, Marko, Kubalski, Thomas, Fehling, E., Pfetzing, T., Meyer, U., "Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 2)" in ZI, Ziegelindustrie International/Brick and Tile Industry International, no. 6 (2018):26-43,
https://hdl.handle.net/21.15107/rcub_grafar_919 .

Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1)

Butenweg, C.; Marinković, Marko; Kubalski, Thomas; Fehling, E.; Pfetzing, T.; Meyer, U.

(Bauverlag BV GmbH, 2018)

TY  - JOUR
AU  - Butenweg, C.
AU  - Marinković, Marko
AU  - Kubalski, Thomas
AU  - Fehling, E.
AU  - Pfetzing, T.
AU  - Meyer, U.
PY  - 2018
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/918
AB  - Within the scope of the joint European project INSYSME, the German partners developed two systems - IMES and INODIS - for improving the seismic behaviour of masonry infilled reinforced concrete frames. The purpose of both systems is to decouple frame and infill instead of working to improve their load-bearing capacity by means of elaborate, expensive, supplementary reinforcing elements. Initial findings for the IMES system with regard to the loads acting in-plane and perpendicular to the wall plane (out-of-plane) are presented.
PB  - Bauverlag BV GmbH
T2  - ZI, Ziegelindustrie International/Brick and Tile Industry International
T1  - Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1)
T1  - Design of reinforced concrete enclosures infilled with clay block masonry (Part 1)
EP  - 39
IS  - 4
SP  - 30
UR  - https://hdl.handle.net/21.15107/rcub_grafar_918
ER  - 
@article{
author = "Butenweg, C. and Marinković, Marko and Kubalski, Thomas and Fehling, E. and Pfetzing, T. and Meyer, U.",
year = "2018",
abstract = "Within the scope of the joint European project INSYSME, the German partners developed two systems - IMES and INODIS - for improving the seismic behaviour of masonry infilled reinforced concrete frames. The purpose of both systems is to decouple frame and infill instead of working to improve their load-bearing capacity by means of elaborate, expensive, supplementary reinforcing elements. Initial findings for the IMES system with regard to the loads acting in-plane and perpendicular to the wall plane (out-of-plane) are presented.",
publisher = "Bauverlag BV GmbH",
journal = "ZI, Ziegelindustrie International/Brick and Tile Industry International",
title = "Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1), Design of reinforced concrete enclosures infilled with clay block masonry (Part 1)",
pages = "39-30",
number = "4",
url = "https://hdl.handle.net/21.15107/rcub_grafar_918"
}
Butenweg, C., Marinković, M., Kubalski, T., Fehling, E., Pfetzing, T.,& Meyer, U.. (2018). Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1). in ZI, Ziegelindustrie International/Brick and Tile Industry International
Bauverlag BV GmbH.(4), 30-39.
https://hdl.handle.net/21.15107/rcub_grafar_918
Butenweg C, Marinković M, Kubalski T, Fehling E, Pfetzing T, Meyer U. Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1). in ZI, Ziegelindustrie International/Brick and Tile Industry International. 2018;(4):30-39.
https://hdl.handle.net/21.15107/rcub_grafar_918 .
Butenweg, C., Marinković, Marko, Kubalski, Thomas, Fehling, E., Pfetzing, T., Meyer, U., "Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk (Teil 1)" in ZI, Ziegelindustrie International/Brick and Tile Industry International, no. 4 (2018):30-39,
https://hdl.handle.net/21.15107/rcub_grafar_918 .

Investigation of the seismic behaviour of infill masonry using numerical modelling approaches

Kubalski, Thomas; Butenweg, Christoph; Marinković, Marko; Klinkel, Sven

(2017)

TY  - CONF
AU  - Kubalski, Thomas
AU  - Butenweg, Christoph
AU  - Marinković, Marko
AU  - Klinkel, Sven
PY  - 2017
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/2185
AB  - Masonry is a widely spread construction type which is used all over the world for different types of structures. Due to its simple and cheap construction, it is used as non-structural as well as structural element. In frame structures, such as reinforced concrete frames, masonry may be used as infill. While the bare frame itself is able to carry the loads when it comes to seismic events, the infilled frame is not able to warp freely due to the constrained movement. This restraint results in a complex interaction between the infill and the surrounding frame, which may lead to severe damage to the infill as well as the surrounding frame. The interaction is studied in different projects and effective approaches for the description of the behavior are still lacking. Experimental programs are usually quite expensive, while numerical models, once validated, do offer an efficient approach for the investigation of the interaction when horizontally loaded. In order to study the numerous parameters influencing the seismic load bearing behavior, numerical models may be used. Therefore, this contribution presents a numerical approach for the simulation of infill masonry in reinforced concrete frames. Both parts, the surrounding frame as well as the infill are represented by micro modelling approaches to correctly take into account the different types of failure. The adopted numerical model describes the inelastic behavior of the system, as indicated by the obtained results of the overall structural response as well as the formation of damage in the infilled wall. Comparison of the numerical and experimental results highlights the valuable contribution of numerical simulations in the study and design of infilled frames. As damage of the infill masonry may occur in-plane due to the interaction as well as out-of-plane due to the low vertical load, both directions of loading are investigated.
C3  - 16th World Conference on Earthquake Engineering
T1  - Investigation of the seismic behaviour of infill masonry using numerical modelling approaches
IS  - 3064
UR  - https://hdl.handle.net/21.15107/rcub_grafar_2185
ER  - 
@conference{
author = "Kubalski, Thomas and Butenweg, Christoph and Marinković, Marko and Klinkel, Sven",
year = "2017",
abstract = "Masonry is a widely spread construction type which is used all over the world for different types of structures. Due to its simple and cheap construction, it is used as non-structural as well as structural element. In frame structures, such as reinforced concrete frames, masonry may be used as infill. While the bare frame itself is able to carry the loads when it comes to seismic events, the infilled frame is not able to warp freely due to the constrained movement. This restraint results in a complex interaction between the infill and the surrounding frame, which may lead to severe damage to the infill as well as the surrounding frame. The interaction is studied in different projects and effective approaches for the description of the behavior are still lacking. Experimental programs are usually quite expensive, while numerical models, once validated, do offer an efficient approach for the investigation of the interaction when horizontally loaded. In order to study the numerous parameters influencing the seismic load bearing behavior, numerical models may be used. Therefore, this contribution presents a numerical approach for the simulation of infill masonry in reinforced concrete frames. Both parts, the surrounding frame as well as the infill are represented by micro modelling approaches to correctly take into account the different types of failure. The adopted numerical model describes the inelastic behavior of the system, as indicated by the obtained results of the overall structural response as well as the formation of damage in the infilled wall. Comparison of the numerical and experimental results highlights the valuable contribution of numerical simulations in the study and design of infilled frames. As damage of the infill masonry may occur in-plane due to the interaction as well as out-of-plane due to the low vertical load, both directions of loading are investigated.",
journal = "16th World Conference on Earthquake Engineering",
title = "Investigation of the seismic behaviour of infill masonry using numerical modelling approaches",
number = "3064",
url = "https://hdl.handle.net/21.15107/rcub_grafar_2185"
}
Kubalski, T., Butenweg, C., Marinković, M.,& Klinkel, S.. (2017). Investigation of the seismic behaviour of infill masonry using numerical modelling approaches. in 16th World Conference on Earthquake Engineering(3064).
https://hdl.handle.net/21.15107/rcub_grafar_2185
Kubalski T, Butenweg C, Marinković M, Klinkel S. Investigation of the seismic behaviour of infill masonry using numerical modelling approaches. in 16th World Conference on Earthquake Engineering. 2017;(3064).
https://hdl.handle.net/21.15107/rcub_grafar_2185 .
Kubalski, Thomas, Butenweg, Christoph, Marinković, Marko, Klinkel, Sven, "Investigation of the seismic behaviour of infill masonry using numerical modelling approaches" in 16th World Conference on Earthquake Engineering, no. 3064 (2017),
https://hdl.handle.net/21.15107/rcub_grafar_2185 .

Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk

Butenweg, Christoph; Marinković, Marko; Kubalski, Thomas; Fehling, Ekkehard; Pfetzing, Thomas; Meyer, Udo

(2017)

TY  - CONF
AU  - Butenweg, Christoph
AU  - Marinković, Marko
AU  - Kubalski, Thomas
AU  - Fehling, Ekkehard
AU  - Pfetzing, Thomas
AU  - Meyer, Udo
PY  - 2017
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/2196
AB  - Im Dezember 2016 wurde das EU-Forschungsprojekt INSYSME – Innovative Systems for Earthquake Resistant Design Masonry Enclosures in Reinforced Concrete Buildings – erfolgreich abgeschlosssen. Unter der Koordination der Universität Padua beteiligen sich 16 Partner aus sechs europäischen Ländern (Deutschland, Griechenland, Italien, Portugal, Rumänien, Türkei). Weitere Informationen des im 7. Rahmenprogramm der EU-Kommission geförderten Projekts finden sich auf der Projektwebsite www.insysme.eu. Projektpartner aus Deutschland waren die Arbeitsgemeinschaft Mauerziegel aus Bonn, die Universität Kassel sowie das Ingenieurbüro SDA-engineering GmbH aus Herzogenrath. Die deutschen Partner entwickelten innovative Ausfachungssysteme aus monolithischem wärmedämmenden Ziegelmauerwerk, mit denen nicht nur eine erhöhte Erdbebensicherheit, sondern auch die Erfüllung der steigenden Anforderungen aus Windbeanspruchungen sichergestellt werden. Es wurden umfangreiche experimentelle und rechnerische Untersuchungen an Ausfachungswänden durchgeführt, auf deren Grundlage ein Berechnungs- und Bemessungskonzept sowie praxisgerechte konstruktive Lösungen für Ausfachungen aus Ziegelmauerwerk in Erdbebengebieten abgeleitet wurden. In dem vorliegenden Beitrag werden erste Projektergebnisse der deutschen Partner vorgestellt und im Hinblick auf eine Umsetzung in der Baupraxis diskutiert.
C3  - Erdbebeningenieurwesen und Baudynamik, 15. D-A-C-H Tagung
T1  - Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk
UR  - https://hdl.handle.net/21.15107/rcub_grafar_2196
ER  - 
@conference{
author = "Butenweg, Christoph and Marinković, Marko and Kubalski, Thomas and Fehling, Ekkehard and Pfetzing, Thomas and Meyer, Udo",
year = "2017",
abstract = "Im Dezember 2016 wurde das EU-Forschungsprojekt INSYSME – Innovative Systems for Earthquake Resistant Design Masonry Enclosures in Reinforced Concrete Buildings – erfolgreich abgeschlosssen. Unter der Koordination der Universität Padua beteiligen sich 16 Partner aus sechs europäischen Ländern (Deutschland, Griechenland, Italien, Portugal, Rumänien, Türkei). Weitere Informationen des im 7. Rahmenprogramm der EU-Kommission geförderten Projekts finden sich auf der Projektwebsite www.insysme.eu. Projektpartner aus Deutschland waren die Arbeitsgemeinschaft Mauerziegel aus Bonn, die Universität Kassel sowie das Ingenieurbüro SDA-engineering GmbH aus Herzogenrath. Die deutschen Partner entwickelten innovative Ausfachungssysteme aus monolithischem wärmedämmenden Ziegelmauerwerk, mit denen nicht nur eine erhöhte Erdbebensicherheit, sondern auch die Erfüllung der steigenden Anforderungen aus Windbeanspruchungen sichergestellt werden. Es wurden umfangreiche experimentelle und rechnerische Untersuchungen an Ausfachungswänden durchgeführt, auf deren Grundlage ein Berechnungs- und Bemessungskonzept sowie praxisgerechte konstruktive Lösungen für Ausfachungen aus Ziegelmauerwerk in Erdbebengebieten abgeleitet wurden. In dem vorliegenden Beitrag werden erste Projektergebnisse der deutschen Partner vorgestellt und im Hinblick auf eine Umsetzung in der Baupraxis diskutiert.",
journal = "Erdbebeningenieurwesen und Baudynamik, 15. D-A-C-H Tagung",
title = "Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk",
url = "https://hdl.handle.net/21.15107/rcub_grafar_2196"
}
Butenweg, C., Marinković, M., Kubalski, T., Fehling, E., Pfetzing, T.,& Meyer, U.. (2017). Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk. in Erdbebeningenieurwesen und Baudynamik, 15. D-A-C-H Tagung.
https://hdl.handle.net/21.15107/rcub_grafar_2196
Butenweg C, Marinković M, Kubalski T, Fehling E, Pfetzing T, Meyer U. Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk. in Erdbebeningenieurwesen und Baudynamik, 15. D-A-C-H Tagung. 2017;.
https://hdl.handle.net/21.15107/rcub_grafar_2196 .
Butenweg, Christoph, Marinković, Marko, Kubalski, Thomas, Fehling, Ekkehard, Pfetzing, Thomas, Meyer, Udo, "Innovative Ansätze für die Auslegung von Stahlbetonrahmentragwerken mit Ausfachungen aus Ziegelmauerwerk" in Erdbebeningenieurwesen und Baudynamik, 15. D-A-C-H Tagung (2017),
https://hdl.handle.net/21.15107/rcub_grafar_2196 .

Numerical investigation of masonry infilled R.C. frames

Kubalski, Thomas; Marinković, Marko; Butenweg, C.

(CRC Press/Balkema, 2016)

TY  - CONF
AU  - Kubalski, Thomas
AU  - Marinković, Marko
AU  - Butenweg, C.
PY  - 2016
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/734
AB  - Nonlinear numerical simulations have been widely used to study the inelastic response of reinforced concrete structures as well as load bearing masonry walls subjected to earthquake loading. While experimental investigations in this field are usually associated with large investments, numerical simulations, once validated, offer an efficient approach for parametric studies. Due to the more complex inelastic behaviour of reinforced concrete frames with masonry infills, efficient and validated simulation models are needed to mirror the nonlinear behaviour. Although a lot of research in this field has been performed most of the approaches are valid only for special case applications and models for general applications are lacking. This work describes a micro modelling approach which applies finite element method that takes into account the complexities arising from the nature of the different materials as well as the interfaces between them. The complex behaviour is captured by a detailed modelling of the bricks and their interaction among each other and to the surrounding reinforced concrete frame. The frame is represented by a nonlinear reinforced concrete model which considers the arrangement of the reinforcement. Experimental results of a bare reinforced concrete frame and a frame with masonry infill walls are employed to validate the numerical calculations, so as to be used for further parametric studies. The adopted numerical models are capable to describe the inelastic behaviour of the system, as indicated by the obtained results of the overall structural response as well as the damage propagation within the infill wall. Comparison between the experimental and numerical results highlights the valuable contribution of validated numerical simulations to derive rational recommendations for the design of masonry infilled frames.
PB  - CRC Press/Balkema
C3  - Brick and Block Masonry: Trends, Innovations and Challenges - Proceedings of the 16th International
T1  - Numerical investigation of masonry infilled R.C. frames
EP  - 1226
SP  - 1219
UR  - https://hdl.handle.net/21.15107/rcub_grafar_734
ER  - 
@conference{
author = "Kubalski, Thomas and Marinković, Marko and Butenweg, C.",
year = "2016",
abstract = "Nonlinear numerical simulations have been widely used to study the inelastic response of reinforced concrete structures as well as load bearing masonry walls subjected to earthquake loading. While experimental investigations in this field are usually associated with large investments, numerical simulations, once validated, offer an efficient approach for parametric studies. Due to the more complex inelastic behaviour of reinforced concrete frames with masonry infills, efficient and validated simulation models are needed to mirror the nonlinear behaviour. Although a lot of research in this field has been performed most of the approaches are valid only for special case applications and models for general applications are lacking. This work describes a micro modelling approach which applies finite element method that takes into account the complexities arising from the nature of the different materials as well as the interfaces between them. The complex behaviour is captured by a detailed modelling of the bricks and their interaction among each other and to the surrounding reinforced concrete frame. The frame is represented by a nonlinear reinforced concrete model which considers the arrangement of the reinforcement. Experimental results of a bare reinforced concrete frame and a frame with masonry infill walls are employed to validate the numerical calculations, so as to be used for further parametric studies. The adopted numerical models are capable to describe the inelastic behaviour of the system, as indicated by the obtained results of the overall structural response as well as the damage propagation within the infill wall. Comparison between the experimental and numerical results highlights the valuable contribution of validated numerical simulations to derive rational recommendations for the design of masonry infilled frames.",
publisher = "CRC Press/Balkema",
journal = "Brick and Block Masonry: Trends, Innovations and Challenges - Proceedings of the 16th International",
title = "Numerical investigation of masonry infilled R.C. frames",
pages = "1226-1219",
url = "https://hdl.handle.net/21.15107/rcub_grafar_734"
}
Kubalski, T., Marinković, M.,& Butenweg, C.. (2016). Numerical investigation of masonry infilled R.C. frames. in Brick and Block Masonry: Trends, Innovations and Challenges - Proceedings of the 16th International
CRC Press/Balkema., 1219-1226.
https://hdl.handle.net/21.15107/rcub_grafar_734
Kubalski T, Marinković M, Butenweg C. Numerical investigation of masonry infilled R.C. frames. in Brick and Block Masonry: Trends, Innovations and Challenges - Proceedings of the 16th International. 2016;:1219-1226.
https://hdl.handle.net/21.15107/rcub_grafar_734 .
Kubalski, Thomas, Marinković, Marko, Butenweg, C., "Numerical investigation of masonry infilled R.C. frames" in Brick and Block Masonry: Trends, Innovations and Challenges - Proceedings of the 16th International (2016):1219-1226,
https://hdl.handle.net/21.15107/rcub_grafar_734 .
7

Ausfachungen aus Ziegelmauerwerk

Butenweg, C.; Kubalski, Thomas; Marinković, Marko; Pfetzing, Thomas; Ismail, Mohammed; Fehling, Ekkehard

(John Wiley & Sons, Ltd, 2016)

TY  - CHAP
AU  - Butenweg, C.
AU  - Kubalski, Thomas
AU  - Marinković, Marko
AU  - Pfetzing, Thomas
AU  - Ismail, Mohammed
AU  - Fehling, Ekkehard
PY  - 2016
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/1064
AB  - Aus zurückliegenden Erdbeben ist bekannt, dass Stahlbetonrahmentragwerke mit Ausfachungen aus Mauerwerk häufig starke Schäden aufweisen. Wesentlicher Grund ist eine mangelhafte konstruktive Ausführung, die zu einer unplanmäßigen Beteiligung der Ausfachungen am horizontalen Lastabtrag führt. Zudem stehen in der DIN EN 1998-1 keine praxisgerechten Berechnungs- und Bemessungskonzepte zur Verfügung, sodass den Ausfachungswänden in der Tragwerksplanung keine Beachtung geschenkt wird. An einer Verbesserung der Situation für Ausfachungen aus Ziegelmauerwerk wird in dem europäischen Verbundprojekt INSYSME gearbeitet, in dem innovative Ausfachungssysteme aus monolithischem wärmedämmenden Ziegelmauerwerk entwickelt werden. In dem Projekt werden umfangreiche experimentelle und rechnerische Untersuchungen an Ausfachungswänden durchgeführt, auf deren Grundlage ein Berechnungs- und Bemessungskonzept für Ausfachungen aus Ziegelmauerwerk in deutschen Erdbebengebieten abgeleitet wird. Im Rahmen dieses Beitrags werden erste Ergebnisse vorgestellt und ein Ausblick auf die ausstehenden Arbeiten gegeben.
PB  - John Wiley & Sons, Ltd
T2  - Mauerwerk Kalender 2016
T1  - Ausfachungen aus Ziegelmauerwerk
EP  - 575
SP  - 563
DO  - 10.1002/9783433606964.ch15
ER  - 
@inbook{
author = "Butenweg, C. and Kubalski, Thomas and Marinković, Marko and Pfetzing, Thomas and Ismail, Mohammed and Fehling, Ekkehard",
year = "2016",
abstract = "Aus zurückliegenden Erdbeben ist bekannt, dass Stahlbetonrahmentragwerke mit Ausfachungen aus Mauerwerk häufig starke Schäden aufweisen. Wesentlicher Grund ist eine mangelhafte konstruktive Ausführung, die zu einer unplanmäßigen Beteiligung der Ausfachungen am horizontalen Lastabtrag führt. Zudem stehen in der DIN EN 1998-1 keine praxisgerechten Berechnungs- und Bemessungskonzepte zur Verfügung, sodass den Ausfachungswänden in der Tragwerksplanung keine Beachtung geschenkt wird. An einer Verbesserung der Situation für Ausfachungen aus Ziegelmauerwerk wird in dem europäischen Verbundprojekt INSYSME gearbeitet, in dem innovative Ausfachungssysteme aus monolithischem wärmedämmenden Ziegelmauerwerk entwickelt werden. In dem Projekt werden umfangreiche experimentelle und rechnerische Untersuchungen an Ausfachungswänden durchgeführt, auf deren Grundlage ein Berechnungs- und Bemessungskonzept für Ausfachungen aus Ziegelmauerwerk in deutschen Erdbebengebieten abgeleitet wird. Im Rahmen dieses Beitrags werden erste Ergebnisse vorgestellt und ein Ausblick auf die ausstehenden Arbeiten gegeben.",
publisher = "John Wiley & Sons, Ltd",
journal = "Mauerwerk Kalender 2016",
booktitle = "Ausfachungen aus Ziegelmauerwerk",
pages = "575-563",
doi = "10.1002/9783433606964.ch15"
}
Butenweg, C., Kubalski, T., Marinković, M., Pfetzing, T., Ismail, M.,& Fehling, E.. (2016). Ausfachungen aus Ziegelmauerwerk. in Mauerwerk Kalender 2016
John Wiley & Sons, Ltd., 563-575.
https://doi.org/10.1002/9783433606964.ch15
Butenweg C, Kubalski T, Marinković M, Pfetzing T, Ismail M, Fehling E. Ausfachungen aus Ziegelmauerwerk. in Mauerwerk Kalender 2016. 2016;:563-575.
doi:10.1002/9783433606964.ch15 .
Butenweg, C., Kubalski, Thomas, Marinković, Marko, Pfetzing, Thomas, Ismail, Mohammed, Fehling, Ekkehard, "Ausfachungen aus Ziegelmauerwerk" in Mauerwerk Kalender 2016 (2016):563-575,
https://doi.org/10.1002/9783433606964.ch15 . .
5

Masonry infilled reinforced concrete frames under horizontal loading

Butenweg, C.; Marinković, Marko; Kubalski, Thomas

(2016)

TY  - JOUR
AU  - Butenweg, C.
AU  - Marinković, Marko
AU  - Kubalski, Thomas
PY  - 2016
UR  - https://grafar.grf.bg.ac.rs/handle/123456789/760
AB  - The behaviour of infilled reinforced concrete frames under horizontal load has been widely investigated, both experimentally and numerically. Since experimental tests represent large investments, numerical simulations offer an efficient approach for a more comprehensive analysis. When RC frames with masonry infill walls are subjected to horizontal loading, their behaviour is highly non-linear after a certain limit, which makes their analysis quite difficult. The non-linear behaviour results from the complex inelastic material properties of the concrete, infill wall and conditions at the wall-frame interface. In order to investigate this non-linear behaviour in detail, a finite element model using a micro modelling approach is developed, which is able to predict the complex non-linear behaviour resulting from the different materials and their interaction. Concrete and bricks are represented by a non-linear material model, while each reinforcement bar is represented as an individual part installed in the concrete part and behaving elasto-plastically. Each brick is modelled individually and connected taking into account the non-linearity of a brick mortar interface. The same approach is followed using two finite element software packages and the results are compared with the experimental results. The numerical models show a good agreement with the experiments in predicting the overall behaviour, but also very good matching for strength capacity and drift. The results emphasize the quality and the valuable contribution of the numerical models for use in parametric studies, which are needed for the derivation of design recommendations for infilled frame structures.
T2  - Mauerwerk
T1  - Masonry infilled reinforced concrete frames under horizontal loading
EP  - 312
IS  - 4
SP  - 305
VL  - 20
DO  - 10.1002/dama.201600703
ER  - 
@article{
author = "Butenweg, C. and Marinković, Marko and Kubalski, Thomas",
year = "2016",
abstract = "The behaviour of infilled reinforced concrete frames under horizontal load has been widely investigated, both experimentally and numerically. Since experimental tests represent large investments, numerical simulations offer an efficient approach for a more comprehensive analysis. When RC frames with masonry infill walls are subjected to horizontal loading, their behaviour is highly non-linear after a certain limit, which makes their analysis quite difficult. The non-linear behaviour results from the complex inelastic material properties of the concrete, infill wall and conditions at the wall-frame interface. In order to investigate this non-linear behaviour in detail, a finite element model using a micro modelling approach is developed, which is able to predict the complex non-linear behaviour resulting from the different materials and their interaction. Concrete and bricks are represented by a non-linear material model, while each reinforcement bar is represented as an individual part installed in the concrete part and behaving elasto-plastically. Each brick is modelled individually and connected taking into account the non-linearity of a brick mortar interface. The same approach is followed using two finite element software packages and the results are compared with the experimental results. The numerical models show a good agreement with the experiments in predicting the overall behaviour, but also very good matching for strength capacity and drift. The results emphasize the quality and the valuable contribution of the numerical models for use in parametric studies, which are needed for the derivation of design recommendations for infilled frame structures.",
journal = "Mauerwerk",
title = "Masonry infilled reinforced concrete frames under horizontal loading",
pages = "312-305",
number = "4",
volume = "20",
doi = "10.1002/dama.201600703"
}
Butenweg, C., Marinković, M.,& Kubalski, T.. (2016). Masonry infilled reinforced concrete frames under horizontal loading. in Mauerwerk, 20(4), 305-312.
https://doi.org/10.1002/dama.201600703
Butenweg C, Marinković M, Kubalski T. Masonry infilled reinforced concrete frames under horizontal loading. in Mauerwerk. 2016;20(4):305-312.
doi:10.1002/dama.201600703 .
Butenweg, C., Marinković, Marko, Kubalski, Thomas, "Masonry infilled reinforced concrete frames under horizontal loading" in Mauerwerk, 20, no. 4 (2016):305-312,
https://doi.org/10.1002/dama.201600703 . .
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