Moisture Storage and Transport in Concrete

Preface SURFACE ENERGETIC PRINCIPLES FOR MOISTURE STORAGE IN POROUS MATERIALS Introduction Surface-Energy and Spreading of Liquids on Solid Surfaces Basic Equations for Liquid Absorption in Material Pores Sorptive Storage on Material Surfaces and on the Inner Surface of Pore Systems REAL PORE STRUCTURE AND CALUCLATION METHODS FOR COMPOSITION PARAMETERS Illustration of the Pore Structure of Selected Materials Calculations on Porosity, Degree of Hydration and Material Densities BASIC EQUATIONS FOR THE DESCRIPTION OF MOISTURE TRANSPORT Moisture Flows at the Volume Element Base Modeling of Moisture Transport Structure of the Simulation Program EXPERIMENTAL INVESTIGATIONS WITH REGARD TO THE MODELING OF MOISTURE TRANSPORT IN MORTARS AND CONCRETE Preliminary Remarks on Moisture Storage Concrete Data for the Experimental Investigations Hysteretic Moisture Storage Behavior as Important Issue with Respect to Modeling Water Storage Behavior under Changing Moisture Boundary Conditions with Consideration of the Air-Pore Content Adsorption and Desorption Isotherms Results on Capillary Water Absorption Depending on Initial Water Content and Time MODELING OF MOISTURE TRANSPORT TAKING INTO ACCOUNT SORPTION HYSTERESIS AND TIME-DEPENDENT MATERIAL CHANGES Preliminaries Modeling of Capillary Transport Modeling of Vapor Transport and Drying by Evaporation of Concrete Realistic Modeling of Drying by Evaporation for Ceramic Bricks, Calcium Silicate Products and Porous Concrete The Complete Bibliography

Lutz H. Franke, Dr.-Ing., is retired Professor of Engineering in and former head of the Insitute for Construction Materials, Buildiung Physics and Building Chemistry at the Hamburg University of Technology.