Last edited by Shakasho
Sunday, August 2, 2020 | History

3 edition of Permeation of fluid through high performance concrete. found in the catalog.

Permeation of fluid through high performance concrete.

Amr Salah El-Dieb

Permeation of fluid through high performance concrete.

by Amr Salah El-Dieb

  • 183 Want to read
  • 29 Currently reading

Published .
Written in English


The Physical Object
Pagination1 v. (various foliations).
ID Numbers
Open LibraryOL19750940M
ISBN 100315971827
OCLC/WorldCa221223303

This book on high-performance concrete science and technology is intended to present a synthesis view of the principal knowledge that I presently have on high-performance concrete. It is not intended to be a full and detailed treatise on highperformance concrete. REFERENCE Fret, R. () Sur le compacit des mortiers hydrauliques. Annales des 5/5(8). This Special Issue on “Transport of Fluids in Nanoporous Materials” of Processes collects the recent work of leading researchers in a single forum, and the contents cover a variety of theoretical studies and experimental applications, focusing on the transport of fluids in nanoporous materials. Despite the interdisciplinary nature of the different applications involved, there is a common Author: Xuechao Gao, Guozhao Ji, Suresh K. Bhatia, David Nicholson.

Scale Model Simulation of Hydraulic Fracturing for EGS Reservoir Creation Using a Heated True-Triaxial Apparatus. custom high performance concrete, granite, and acrylic. Fracturing fluids used include water, brine, and Valvoline® DuraBlend® SAE 80W90 oil. fluid permeation depths, and verification of AE fracture location estimations. Cited by: 9.   Permeation and leaching are two mechanisms that can result in the degradation of the distributed water. Leaching from cement linings can occur in soft, aggressive, poorly buffered waters. Under static conditions, metals such as aluminum, arsenic, barium, chromium, and cadmium can leach from cement linings, even when NSF approved materials are.

Suggested Citation:"Step 1 - Define Concrete Performance Requirements."National Academies of Sciences, Engineering, and Medicine. Guidelines for Concrete Mixtures Containing Supplementary Cementitious Materials to Enhance Durability of Bridge Decks.   Figure Principle of operation of Tube à manchette pipe Figure Grout curtain for high Aswan Dam Reproduced from Littlejohn () Seepage through grouted rock can be determined using the Lugeon unit (1 Lugeon is the volume of water (litres) lost per metre length of hole per minute at 10 bars pressure).


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Permeation of fluid through high performance concrete by Amr Salah El-Dieb Download PDF EPUB FB2

High Performance concrete utilizing fly ash and microsilica as cement replacing materials was investigated [59] to study permeation related properties like permeability, porosity and sorptivity. concrete with very high durability and very low permeability is consid-ered to have high-performance properties.

Bickley and Fung () demonstrated that 40 MPa (6, psi) high-performance concrete for bridges could be eco-Fig. High-performance concrete is often nomically made while used in bridges (left) and tall buildings (right.

Permeation of water and gases through cracked textile reinforced concrete Article in Cement and Concrete Composites 33(7) August with Reads How we measure 'reads'. Permeability of rubbers to gases is a function of solubility and diffusivity. The relative permeability of rubbers to gases is shown in Table Permeabilty is a function of the internal structure of the rubber mixture, for instance butyl rubber has low permeability because of the presence of methyl groups, whereas nitrile rubber has low permeability to non-polar gases because of the polar.

In physics and engineering, permeation (also called imbuing) is the penetration of a permeate (such as a liquid, gas, or vapor) through a is directly related to the concentration gradient of the permeate, a material's intrinsic permeability, and the materials' mass tion is modeled by equations such as Fick's laws of diffusion, and can be measured using tools such as.

Concrete is a versatile and most popular construction material. Its long-term performance depends on the interactions with the service environment, in which the penetration of deleterious substances is highly significant. The latter can be considered solely controlled by Cited by: Torres, N., Torres, J., Mejía de Gutiérrez, R.: Performance under sulfate attack of concrete additioned with fluid catalytic cracking catalyst residue (FCC) and metakaolin (MK).

Revista Ingeniería e Investigación 33 (1), 18–22 () Google ScholarCited by: 3. For concrete products permanently exposed to earth or moisture, increased concrete cover, as specified in ACIis recommended to ensure the corrosion protection and proper bonding of concrete around the reinforcement.

Adequate consolidation of freshly placed concrete is an extremely important factor to produce a high-quality, dense concrete. Theory of Grout Flow through Porous Media 32 Spherical Flow Model for Porous Media (Newtonian Fluid) 33 Radial Flow from a Cylindrical Cavity (Newton Fluid) 34 Natural Physical Constraints on Permeation 36 Concluding Remarks 36File Size: 4MB.

Durability of Reinforced Concrete Structures, Theory vs Practice use of high-performance concrete), more careful crack control, use of corrosion the permeability and diffusivity of the concrete. The permeation of fluids through a porous medium generally follows theFile Size: KB.

Amr El Dieb “Permeation of Fluid Through High Performance Concrete” Pat McGrath “Development of Test Methods for Predicting Chloride () "Permeation of fluids through high performance concrete." H. Zibara (), “Binding of External Chlorides by Cement Pastes” (with M.D.A.

Thomas) Department of Civil & Mineral. @article{osti_, title = {Ultra-High-Performance Concrete And Advanced Manufacturing Methods For Modular Construction}, author = {Sawab, Jamshaid and Lim, Ing and Mo, Yi-Lung and Li, Mo and Wang, Hong and Guimaraes, Maria}, abstractNote = {Small modular reactors (SMR) allow for less onsite construction, increase nuclear material security, and provide a flexible and cost-effective energy.

@article{osti_, title = {Mechanism of gaseous permeation through glass, single-crystal silicon, and geranium and stress-enhanced gaseous permeation through alumina bodies}, author = {Studt, Perry Louis}, abstractNote = {This study consists of two parts. The first part is a development of a more fundamertal and quantitative understanding of the transport of noble gas atoms through.

This paper presents an experimental study on the nature of permeation properties and pore structure of concrete surface layers containing fly ash. Concretes containing different dosages of fly ash as a replacement for cement (15% and 30% by weight of total cement materials, respectively) were investigated.

Concrete without any fly ash added was also employed as the reference by:   • The provision of high-performance concrete must centre on minimizing permeation through proportioning methods and suitable construction procedures.

• Permeation can be divided into three distinct but connected stages of transportation of moisture, vapour, air, gases, or dissolved ions.

This research aims at understanding fluid transport through the pore network of a pure Portland-based high performance concrete (HPC).

Pores are characterized by. The dissolution and permeation of gases, vapors, and liquids in and through thin layers of polymers (films) is of great importance for many industrial and biomedical applications. All polymers are permeable to fluids however, to very different extent depending on the nature of the polymer and the fluid.

Two commonly used inorganic barrier films in flexible electronics are silicon dioxide and silicon nitride. Dynamic fatigue evaluation of SiN x film is done with the help of the electromechanical two-point bending equipment after sputtering a thin conducting indium tin oxide coating.

The strain bearing capability of the film is determined by the internal compressive strain, which in turn can be. • Concrete with a low water-cementitious ratio ( or lower) is more durable than concrete with a high water-cementitious ratio ( or higher).

• Air-entrained concrete with a low water-cementitious ratio and an air content of 5 to 8% will withstand a great number of cycles of freezing and thawing without Size: 2MB. High-performance liquid chromatography (HPLC; formerly referred to as high-pressure liquid chromatography) is a technique in analytical chemistry used to separate, identify, and quantify each component in a mixture.

It relies on pumps to pass a pressurized liquid solvent containing the sample mixture through a column filled with a solid adsorbent es: organic molecules, biomolecules, ions, polymers. The double-fluid system surrounds the high-velocity cement slurry jet with an air jet and is more effective in cohesive soils than the single-fluid system.

A triple-fluid system uses a high-velocity water jet surrounded by an air jet, which erodes the soil. A lower jet then injects the cement slurry at a reduced pressure.The Silica Fume Association provides high-performance concrete information to the construction industry.

Silica fume is a valuable waste material used in today’s sustainable concrete mixtures. To learn more, visit STRUCTURAL TECHNOLOGIES Booth #Understanding the rheological properties of fresh concrete, the hydration phenomenon of cement responsible for structuration, the relationship between the characteristics of the porous solid obtained and its mechanical performances or resistance to the aggressive penetration requires a complex knowledge of the physicochemistry of reactive porous materials.