By Gilles Pijaudier-Cabot, Frederic Dufour
The publication, ready in honor of the retirement of Professor J. Mazars, offers a large evaluate of continuum harm modeling utilized to cementitious materials.
It begins from micro-nanoscale analyses, then follows directly to continuum techniques and computational matters. the ultimate a part of the publication offers industry-based case studies.
The contents emphasize multiscale and paired techniques towards the serviceability and the security of concrete structures.Content:
Chapter 1 Bottom?Up: From Atoms to Concrete buildings (pages 1–18): Franz?Josef Ulm and Roland J?M Pellenq
Chapter 2 Poromechanics of Saturated Isotropic Nanoporous fabrics (pages 19–50): Romain Vermorel, Gilles Pijaudier?Cabot, Christelle Miqueu and Bruno Mendiboure
Chapter three Stress?based Non?local harm version (pages 51–88): Cedric Giry and Frederic Dufour
Chapter four Discretization of upper Order Gradient harm types utilizing Isogeometric Finite parts (pages 89–120): Clemens V Verhoosel, Michael A Scott, Michael J Borden, Thomas J.R Hughes and Rene de Borst
Chapter 6 Macro and Mesoscale types to foretell Concrete Failure and measurement results (pages 121–160): David Gregoire, Peter Grassl, Laura B Rojas?Solano and Gilles Pijaudier?Cabot
Chapter 6 Statistical points of Quasi?Brittle measurement influence and lifelong, with outcomes for defense and sturdiness of enormous constructions (pages 161–182): Zdenek P Bazant, Jia?Liang Le and Qiang Yu
Chapter 7 Tertiary Creep: A Coupling among Creep and harm – program to the Case of Radioactive Waste Disposal (pages 183–202): J.M Torrenti, T de Larrard and F Benboudjema
Chapter eight research of Damages and dangers on the topic of advanced commercial amenities (pages 203–220): Bruno Gerard, Bruno Capra, Gael Thillard and Christophe Baillis
Chapter nine Measuring Earthquake Damages to a excessive power Concrete constitution (pages 221–250): Patrick Paultre, Benedikt Weber, Sebastien Mousseau and Jean Proulx
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Extra resources for Damage Mechanics of Cementitious Materials and Structures
The smallest pores contribute the most to high pressures, only the ﬂuid is not ordered in the pore. Therefore, it is rather difﬁcult to provide an overall picture of the mechanical effect of ﬂuid conﬁnement, upscaling results from molecular simulations directly. In the following sections, we are going to show how the poromechanical theory may be reﬁned in order to take into account these singular effects in a global way, based on some energy equivalence. 3. Poromechanical model In this section, we present the poromechanical model for saturated isotropic nanoporous solids.
Contribution à l’étude de propriétés interfaciales d’alcanes conﬁnés par simulation moléculaire de type Monte Carlo, PhD Thesis, Université de Pau et des Pays de l’Adour, September 2010. , “Model study of the inﬂuence of matrix shrinkage on absolute permeability of coal bed reservoirs”, Geological Society, vol. 109, pp. 197–212, 1996. , “The expansion of charcoal on sorption of carbon dioxide”, Proceedings of the Royal Society A, vol. 115, pp. 199–207, 1927. , “Evaluation of the pressure tensor of ﬂuids conﬁned into slit micropores”, forthcoming.
Let ν = ϕ(Vf − Vs ) be the ﬁltration vector in the Eulerian frame. The relative ﬂow vector of ﬂuid mass is related to the ﬁltration vector as w= mef ϕ ν. 41] ϕdΩe = φdΩ0 . 42] Using the above deﬁnitions and noting that mf = ρb φ∗ , we write the ﬂow vector of mass in terms of the porosity ratio as follows: w = ρb φ∗ φ ν. 43] In addition, the differential of the speciﬁc free energy is given by dgf = φ ρb φ∗ dPf − sf dT. ν. 45] Darcy’s law deﬁnes a linear relation between the ﬁltration ν and the force that drives the ﬁltration.