Suche einschränken

Ergebnisse (126)

Sortierung:

Alle Alles auswählen

Seite 22

H. W. Reinhardt, G. J. Parra-Montesinos, H. Garrecht - HPFRCC-7.

Teilzugriff

Auswählen

H. W. Reinhardt (Hrsg.), G. J. Parra-Montesinos (Hrsg.), H. Garrecht (Hrsg.)

HPFRCC-7.

2015

Treffer in den folgenden Teilen:

F.H. Wittmann, X. Yao, P. Wang, P. Zhang, T. Zhao Influence of an imposed tensile stress and subsequent self-healing on capillary absorption and chloride penetration into HPFRCC S. 251-258

„… aqueous salt solutions. This might be considered to be an indication for excellent durability and long …” „… compressive stress has strong influence on durability and service life of structural elements built with …” „… HPFRCC too. 1. INTRODUCTION Durability and service life of reinforced concrete structures depend to a …”

P. Wang, X. Yao, F.H. Wittmann, P. Zhang, T. Zhao Influence of imposed compressive stress and subsequent self-healing on capillary absorption and chloride penetration into UHPFRCC S. 243-250

„… . Therefore capillary absorption may be considered as an indication for durability and service life of …” „… also high durability. Both high strength and high durability can be achieved by low porosity …” „… penetration of water and aggressive compounds dissolved in water. In this way originally high durability may …”

P. Zhang, F.H. Wittmann, P. Wang, T. Zhao Water penetration into HPFRCC under imposed strain S. 169-176

„… durability. Much less water moves into integral water repellent HPFRCC. But under increasing imposed strain …” „… water penetration into the cracks cannot be avoided completely. Surface impregnation with a water …” „… material. In this way durability of concrete is reduced significantly and protection of corrosion of …”

Y. Shao, L. Jiang, Z. He Durability performance of strain hardening fiber reinforced concrete S. 227-234

„… PART FOUR DURABILITY AND SUSTAINABILITY High Performance Fiber Reinforced Cement Composites …” „… (HPFRCC7), Stuttgart, Germany – June 1-3, 2015 227 DURABILITY PERFORMANCE OF STRAIN HARDENING FIBER …” „… . Because of the use of polymer fibers, the durability performance may be sacrificed in comparison to …”

Subject index S. 507-510

„… 507 Subject index Abraded surface 149 Absorption 162, 171 Adiabatic condition 470 Andreasen …” „… , 466 Dumbbell specimens 253, 335 Durability 228, 235, 301, 443, 465, 497 Dynamic increase factor …” „… Fracture surface 293 Freeze-thaw testing 228, 303 Frictional bond 363 Funk and Dinger 89 Glass …”

Titelei/Inhaltsverzeichnis

„… Characterization and Processing C. Service Life and Design D. Durability and Deterioration Mechanisms E. Bitumen …” „… PROCEEDINGS PRO 1: Durability of High Performance Concrete (ISBN: 2-912143-03-9); Ed. H. Sommer PRO 2 …” „… , Germany – June 1-3, 2015 V PRO 10: 3rd International RILEM Symposium on Durability of Building and …”

F. Macobatti, C. Zanotti, A. Meda, G. Plizzari Jacketing of existing piers: evaluation of the risk of cracking due to hydration heat when different types of application techniques are used S. 465-472

„… shotcreting the repair without using any mold, are compared and discussed. 1. INTRODUCTION Durability of …” „… demonstrated by several past experiences and studies [1-6]. Durability and cracking in concrete repairs is …” „… ensure robustness and durability of the proposed solution. Two different Ultra High Performance Fiber …”

J. Xia, R. Tao, Y. Ma Tensile characterization of sustainable ultra-high performance fibre reinforced concrete containing GGBS S. 103-110

„… good durability. However, due to high usage of cement, the embodied energy of UHPFRC is much higher …” „… structural material usually contains no coarse aggregates. It has better durability, higher tensile strength …” „… . Ground granulated blast furnace slag is frequently used in concrete to improve the durability of the …”

A. Peled, V. Mechtcherine, D. Nicke, S. Hempel Modifying carbon roving-cement matrix bond by inorganic coating S. 61-68

„… internal filaments are relatively free, and they interact and transfer stresses through surface contacts …” „… obtain efficient matrix-filaments bond throughout the composite service life is to modify the surface …” „… particles which improve the inner bond between the individual filaments and govern the chemical surface …”

G.G. Jen, W.L. Nguyen, C.P. Ostertag Influence of HPFRCC on corrosion initiation and corrosion propagation S. 497-504

„… , USA Abstract Corrosion damage of steel reinforcing bars, a primary durability concern of …” „… durability concern of structures built of conventional reinforced concrete which have exposure to adverse …” „… nearest the chloride ponding surface was measured as the working electrode while the bar farthest from …”

F. Lo Monte, P.G. Gambarova, Z. Xu, Y. Li Fiber-reinforced high–performance concretes exposed to high temperature: materials behavior and structural implications S. 275-282

„… (HSC/HPC) demonstrate its very interesting properties in terms of stiffness, strength and durability …” „… , which improve concrete toughness at any temperature (steel fibers) and durability at high temperature …” „… old!), whose very interesting properties in terms of stiffness, strength and durability are …”

A.M. Brandt, D. Jóźwiak-Niedźwiedzka On the application of dispersed fibres as reinforcement for concrete shields against radiation S. 153-160

„… particularly the durability problems of concrete are apparently not completely solved. Concrete structures …” „… . In Poland the safety and durability of concrete structures used in industrial application of nuclear …” „… in all other kinds of concrete structures, however the durability is expected at least for 60 years …”

E. Denarié, E. Brühwiler Cast-on site UHPFRC for improvement of existing structures – achievements over the last 10 years in practice and research S. 473-480

„… durability. High Performance Fiber Reinforced Cement Composites (HPFRCC7), Stuttgart, Germany – June 1-3 …” „… response of UHPFRC over large surfaces. These concepts have been validated by means of extensive research …” „… technology was raised to a fully industrialized level (by using a machine for casting on the deck surface …”

J.-P. Charron, F. Lachance, B. Massicotte Bending behavior of precast bridge slabs in UHPFRC under static and cyclic loadings S. 383-390

„… most promising methods to accelerate bridge construction and improve durability compared to actual …” „… , whereas their higher durability can enhance structure lifespan. Thus, these materials are particularly …” „… resistance and provides water tightness to the top surface of the deck. It is important to point out that …”

L. Jianzhong, Z. Yaoyong, W. Huifang Penetration and explosion of ultra-high performance fiber reinforced cement composite subjected to impact S. 325-332

„… durability [1-4]. Therefore, it is an ideal selection for building protective structure. Protective …” „… standard GB175-2007, silica fume with specific surface area of 22000 m2/kg, blast-furnace slag powder with …” „… specific surface area of 1000 m2/kg, polycarboxylate based superplasticizer with a water-reducing ratio of …”

R. Yu, P. Spiesz, H.J.H. Brouwers Effect of mineral admixtures on the properties of a sustainable ultra-high performance concrete (UHPC) S. 45-52

„… , flowability and durability, which resulted in the development of Ultra-High Performance Concrete (UHPC) and …” „… [12-14]. The retardation phenomenon is related to the presence and condition of the FA particles surface …” „… : 246-248. [2] El-Dieb A.S., Mechanical, durability and microstructural characteristics of …”

A. Assmann, H.W. Reinhardt Concrete with superabsorbent polymer fiber S. 161-168

„… , workability, durability, strain capacity, and other properties. In this investigation, the focus was on the …” „… number of cycles. 5. SURFACE SCALING OF CONCRETE Frost damage can manifest itself by various features …” „… . These can be internal cracking and/or surface scaling. Internal damage is most probable in case of pure …”

P. Hadl, H. Kim, N.-V. Tue A compound for the production of high and ultra-high performance concrete S. 21-28

„… properties and excellent durability aspects, UHPC has mainly been used for pilot projects up to now. The …” „… low permeability to gases and liquids. As a result, this concrete has excellent durability properties …” „… surface of the basalt. Both recipes were compacted by a vibrating table. Thus, the recipes CA1 and CA2 …”

S. Ortlepp, R. Masou, R. Ortlepp Demountable construction for sustainable buildings S. 441-448

„… recyclability or reusability of concrete structures results in a contradiction between durability and …” „… enormous requirements to parallelism and flatness of the bearing surfaces of the blocks appear. Due to …” „… under loading. Figure 4 shows the structure in the bending test with a quasi-surface load. The load was …”

L. Ferrara, M. Geminiani, R. Gorlezza, V. Krelani, M. Roig-Flores, G. Sanchez-Arevalo, P. Serna Ros Autogeneous self healing of high performance fibre reinforced cementitious composites S. 71-78

„… durability-based design framework, self-healing indices to quantify the recovery of mechanical proper-ties were …” „… crack surfaces, can be able to seal it and even heal it, i.e. provide some recovery of the pristine …” „… properties have been defined [7], quantified and related, in a design oriented durability based framework …”

B.L. Karihaloo, S. Kulasegaram Determination of fibre orientation factor in high and ultra-high-performance fibrereinforced self-compacting concrete S. 137-144

„… concrete (SCFRC) has high tensile strength and toughness, and excellent long term durability, low carbon …” „… ), assuming that all the fibres are perpendicular to the cut surface. The theoretical number of fibres was …” „… to the cut surface. There are two drawbacks of this definition of the fibre orientation factor …”

M.G. Sierra Beltran, H.M. Jonkers, E. Schlangen Self-healing capacity of a strain-hardening cement-based composite (SHCC) with bacteria S. 235-242

„… long-term durability. In order to improve this situation strain-hardening cement-based composites (SHCC …” „… elastic modulus of 42.8 GPa, and a maximum elongation of 6%. The surface of the fibres is coated with 1.2 …” „… not impregnated, by scraping the dry surface of the cracks after 200 days healing. Spectra were the …”

P. Zhang, W. Ma, F.H. Wittmann, W. Wang, T. Zhao Influence of steel fiber content on fracture energy of HPFRCC S. 119-126

„… maximum deflection, and Alig is the surface area of the broken ligament (mm2). High Performance Fiber …” „… fibres the load capacity and in particular the surface under the load diagram, which is a measure for …” „… measures will be necessary to ascertain durability under imposed strain. Water repellent treatment may be …”

R. Ranade, V.C. Li Interfacial bond tailoring for crack width reduction in high strength-high ductility concrete (HSHDC) S. 359-366

„… HSHDC for enhancing structural durability. Thus, High Performance Fiber Reinforced Cement Composites …” „… chemical reactivity and hydrophilicity of the fiber surface. The plasma system used in this study …” „… take their place creating a reactive fiber surface. The energy involved in such plasma treatment is …”

J.L. Vitek, M. Kalný, R. Coufal Cable stayed footbridge made of UHPC S. 449-456

„… launching gantry. The footbridge is a lightweight structure with long durability and low requirements on …” „… MPa. The stays (delivered by Redaelli) were made of the fully locked rope stays. Their surface is …” „… . PRODUCTION OF SEGMENTS The segments have a complex shape. The top surface is inclined and the top level of …”

B.A. Graybeal UHP-FRC connections: delivering innovation and enhancing performance S. 433-440

„… materials that offers exceptional mechanical and durability performance while commonly capitalizing on the …” „… aggregate surface is used for the precast concrete connection interface as this will assist with the …” „… bonding of the field-cast material at the cold joints. Practical challenges such as top surface alignment …”

L.F. Maya Duque, B.A. Graybeal Quantification of tensile response of UHP-FRC S. 209-216

„… material that exhibits exceptional mechanical and durability properties. These materials are usually …” „… standardized and non-standardized test methods using adhesives to glue the end surfaces of the tensile …” „… specimen failures at or near the bonded surfaces are frequent for this kind of test methods. Furthermore …”

P. Aghdasi, G. Palacios, A.E. Heid, S.-H. Chao Mechanical properties of a highly flowable ultra-high-performance fiber-reinforced concrete mixture considering large-size effects S. 193-200

„… concrete and ultimately decrease concrete strength and durability. In order to increase flowability …” „… have decreased potential cracks and defects near the surface due to drying shrinkage [7]. Ranade et …” „… specimen one day after casting, the highest temperature on the surface of UHP-FRC was measured at 64 oC …”

J. Li, E.-H. Yang Probabilistic micromechanical model of engineered cementitious composites (ECC) S. 111-118

„… surface method (RSM), the artificial neural networks (ANN) or the nonparametric regression methods …” „… . 303- 311. [10] Probablistic Methods for Durability Design. 1999, The European Union-Brite EuRam III …”

L.F. Maya Duque, A.M. Nuñez López Development of a high-performance fiber-reinforced cement composite for large scale processing S. 87-94

„… sometimes affected by the lack of durability of the material and its brittleness. The development of high …” „… used to shape the mold, which consisted of two main pieces defining the exposed surface of the element …”

T. Sajdlová, P. Kabele Finite element analysis of test configurations for identification of interface parameters in layered FRCC systems S. 425-432

„… durability and/or load capacity, e.g. [1]. Another example are functionally graded elements, where different …” „… the top and bottom surfaces by fiber reinforced polymer (FRP) strips to avoid bending failure. The …”

R. Yu, P. Spiesz, H.J.H. Brouwers Sustainable development of an ultra-high performance fibre reinforced concrete (UHPFRC): towards an efficient utilization of fibres S. 53-60

„… , durability and energy absorption capacity [1-4]. However, as the sustainable development is currently a …” „… Reinforced Cement Composites (HPFRCC7), Stuttgart, Germany – June 1-3, 2015 56 the surface of the tested …”

doi.org/10.51202/9783816793977