Searched for: department%3A%22Structural%255C%252BEngineering%22
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Van der Put, T.A.C.M. (author)
It is shown that the postulate of strain softening of the fracture stress is based on the error to regard the nominal stress to be the actual, ultimate stress, at the actual area of the fracture plan. Strain sof-tening called yield drop is elastic unloading of the actual elastic stress at the intact, not ltimate, elas-tic loaded part of the...
journal article 2015
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Le, L.B.N. (author)
Understanding the microstructure of cement paste is the basis of a study towards properties and behaviour of cementi¬tious materials. It is attractive exploit¬ing modern computer facilities for this purpose, favourably competing with time-consuming and laborious experimental approaches. This study aims at bringing mate¬rial studies into virtual...
doctoral thesis 2015
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Steenbergen, M.J.M.M. (author), De Jong, E. (author), Zoeteman, A. (author)
During train operation, geometrical irregularities develop in soil-supported ballasted railway tracks as a function of born tonnage. This form of degradation is combatted by periodic maintenance in the form of tamping by specially equipped trains in order to guarantee predefined levels of structural performance. The growth of irregular...
conference paper 2015
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Wang, J. (author), Mignon, A. (author), Snoeck, D. (author), Wiktor, V.A.C. (author), Van Vliergerghe, S. (author), Boon, N. (author), De Belle, N. (author)
journal article 2015
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Stroeven, P. (author)
Path length measuring is a relevant engineering problem. Leonardo Da Vinci designed for the military appropriate equipment, the podometer, to do so. Modern equipment such as step meters and map meters are quite similar to Da Vinci?s design, despite geometrical statistical - stereological - methods based on theorems of Cauchy and Buffon that were...
conference paper 2015
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Le, N.L.B. (author), Stroeven, P. (author), Stroeven, M. (author), Sluys, L.J. (author)
Details of a complete methodology for porosimetry of virtual concrete have been described in a series of publications. This paper shortly sketches the main characteristics, whereupon it is indicated how a pore network model is designed based on data extracted from the virtual cement paste. This involves smoothing the main trunks as the main pore...
conference paper 2015
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Li, K. (author), Stroeven, P. (author), Stroeven, M. (author), Sluys, L.J. (author)
Permeability of virtual cement seems to exceed experimental data by several orders of magnitude. The differences may actually not be that dramatic, since experimental samples are in practice not always fully saturated as generally assumed. This paper demonstrates that this has enormous effects on permeability. A numerical study is conducted on...
conference paper 2015
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De Boer, A. (author), Hendriks, M.A.N. (author), Van der Veen, C. (author), Belletti, B. (author)
conference paper 2015
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Wu, P. (author)
doctoral thesis 2015
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Tabakovic, A. (author), Post, W. (author), Garcia Espallargas, S.J. (author), Schlangen, E. (author)
lecture notes 2015
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Marinkovic, S.B. (author), Ignjatovic, I.S. (author), Dragas, J.S. (author), Tosic, N.D. (author), Nedeljkovic, M. (author)
conference paper 2015
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Srirangam, S.K. (author)
Good skid resistance of a pavement surface is essential for road safety. Loss of skid resistance can lead to property damage and loss of lives. Ever increasing need of driver safety poses challenges to the highway authorities to evaluate pavement conditions even more precisely under different conditions. Environmental variables like temperature,...
doctoral thesis 2015
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Schipper, H.R. (author)
The production of precast, concrete elements with complex, double-curved geometry is expensive due to the high costcosts of the necessary moulds and the limited possibilities for mould reuse. Currently, CNC-milled foam moulds are the solution applied mostly in projects, offering good aesthetic performance, but also resulting in waste of material...
doctoral thesis 2015
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Li, J. (author)
Orthotropic steel decks are widely utilized in long span bridges, movable bridges and shorter span road and rail bridges due to their favourable properties. These properties are low deadweight, large plastic reserves in case of overload and aesthetic advantages. Nowadays, more than 1000 orthotropic steel deck bridges (OSDBs) have been built in...
doctoral thesis 2015
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Susanto, A. (author), Koleva, D.A. (author), Van Breugel, K. (author)
This work reports on the influence of stray current flow on temperature rise in hardening cement-based materials and consequently altered cement hydration. To simulate stray current, different levels of electrical current were applied to cement paste and mortar specimens immediately after casting. Isothermal calorimetry tests were carried out to...
conference paper 2015
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Giardina, C. (author), Hendriks, M.A.N. (author), Rots, J.G. (author)
This paper describes a new framework for the assessment of potential damage caused by tunneling-induced settlement to surface masonry buildings. Finite element models in two and three dimensions, validated through comparison with experimental results and field observations, are used to investigate the main factors governing the structural...
journal article 2015
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Erkens, S.M.J.G. (author), Scarpas, A. (author), Blab, R. (author), Glaser, R. (author), Glover, C. (author), Oeser, M. (author), Porot, L. (author), Soenen, H. (author)
Technical specifications for the asphalt concrete properties are developed to be able to specify mixtures that will perform well in pavement applications. Being able to identify and determine properties related to pavement performance in practice is crucial for both road authorities and contractors, since it allows for design and risk management...
book 2015
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Ma, Y. (author), Markine, V.L. (author)
Since no effective experimental approaches have been proposed to assess wheel and rail (W/R) contact performance till now, numerical computational analysis is known as an alternative to approximately simulate the W/R interaction. In this paper, one numerical procedure is proposed on the basis of explicit finite element method to analyse the...
conference paper 2015
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Idarraga Alarcon, G.A. (author), Burgelman, N.D.M. (author), Meza Meza, J. (author), Toro, A. (author), Li, Z. (author)
lecture notes 2015
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Naeimi, M. (author), Li, Z. (author), Dollevoet, R.P.B.J. (author), Wu, J. (author), Petrov, R.H. (author), Sietsma, J. (author)
The coupled mechanical–thermal behaviour of wheel and rail materials under rolling contact is studied to determine the temperature rise due to the frictional heat. The wheel–rail frictional rolling contact problem is solved using the three–dimensional finite element (FE) method. The FE model considers the wheel tread–rail top contact with...
conference paper 2015
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