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Nonlinear Calculations Methods for Polymeric Materials in Structural Glass Construction - an Overview


The result of the calculation for the strain energy density is shown below (Figure 5).
Fig. 5 Deformation energy density [J / mm³] in the cross section of the L-shaped adhesive joint (long side a), corner b), short side c)).
The section through the long and short side as well as through the module corner is displayed. The results clearly indicate the critically stressed areas in the adhesive. They occur where relatively thin adhesive layer thicknesses connect the two substrates and the load caused by large impediments to transverse expansion has high hydrostatic proportions. The model provides valuable insights into dimensioning and geometry optimization for the described component. ....

Bruxelles Capitale , City Of , United Kingdom , Thomas Schwarz , Technische Universit , Wolfgang Wittwer , Christian Scherer , Automobiltechnische Zeitschrift , Thomas Scherer , European Organisation For Technical Approvals , Chadstone Shopping Center , Ghent University , Taylor Francis Group , Structural Applications , Element Analysis , Shopping Mall , Struct Eng , European Organisation , European Technical Approval , Structural Sealant Glazing Kits , Elastic Adhesive Joints , Systematic Approach , Challenging Glass Conference Proceedings , Mid Term Conference , Structural Glass , Francis Group ,

Combined Voronoi-FDEM Approach for Modelling Post-Fracture Response of Laminated Tempered Glass


Shanghai Jiao Tong University
In this work, a combined Voronoi and finite-discrete element method (FDEM) approach for reconstructing the post-fracture model of laminated glass (LG) was proposed. The fracture morphology was determined via introducing Voronoi tessellation with statistical distribution parameters such as the fragment face numbers, volume and sphericity. The residual interaction between glass fragments was described with cohesive zone model. One fractured LG block under uniaxial tension, which was taken from a triple layered LG beam with ionoplast interlayers, was modelled and validated with experimentally recorded data.
Through iteration analysis, the key cohesive parameters were determined for the most applicable model. It is followed by investigating the influence due to the fragments interaction property. The results show that the cohesion and frictional property can be combined to well describe the residual interaction behaviour between fragments. The fri ....

United Kingdom , City Of , Michael Kraus , Laguerre Voronoi , Jens Schneider , Zhufeng Pan , Yuhan Zhu , Jimpact Eng , Jadhes Adhes , Van Paepegem , Geralt Siebert , Safety Engineering Ningbo University , National Natural Science Foundation Of China , Ghent University , Key Laboratory Of Impact , Development Program Of China , Shanghai Jiao Tong University , Standards Press Of China , British Standards Institution , National Key Research , Istructe Ltd , Ministry Of Education , Structural Applications , Development Program , National Natural Science Foundation , Key Laboratory ,

Automated Design and Analysis of Reinforced and Post-Tensioned Glass Shells


Luigi Malomo, ISTI-CNR
Maurizio Froli, DESTEC-University of Pisa
Paolo Cignoni, ISTI-CNR
 
Shells made of structural glass are beautiful objects from both the aesthetics and the engineering point of view. However, they pose two significant challenges. The first one is to assure adequate safety and redundancy concerning possible global collapse. Being single-layered, in a shell made of structural glass, the brittle cracking of a single pane can lead to a sudden propagation of failure, up to instability.
The second one is to guarantee cheap replacing possibilities for potentially collapsed components. This research explores a novel concept to address both requirements, where glass is both post-tensioned and reinforced and develops the research on TVT post-tensioned glass beams. ....

New York , United States , Soult Ukpyolsi , South Korea , New South Wales , City Of , United Kingdom , Technische Universiteit Eindhoven , Consiglio Nazionale Delle Ricerche , Maurizio Froli , Transparentes Raumstabwerk , Luigi Malomo , Nico Pietroni , Berliner Reichstagspr , Francesco Laccone , Weltbild Verlag , Paolo Cignoni , University Of Pisa , Technology Sydnet , Mathworks Inc , Proceedings Of The International Association For Shell , University Of New York , Computing Laboratory , Computer Graphics Forum , International Association For Shell , Ghent University ,