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VDI Wissensforum GmbH - Optimierung in der Energiewirtschaft

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VDI Wissensforum GmbH (ed.)

Optimierung in der Energiewirtschaft

Series: VDI-Berichte

Volume 2303 2017

doi.org/10.51202/9783181023037

Jörg Krüger, Eckart Uhlmann, Armin Lechler, Alexander Verl, Oliver Riedel - Algorithmik und KI für moderne Robotterapplikationen – ein Überblick

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Christian Brecher (ed.), Werner Herfs (ed.), Oliver Petrovic (ed.), Jörg Krüger, Eckart Uhlmann, Armin Lechler, Alexander Verl, Oliver Riedel

Algorithmik und KI für moderne Robotterapplikationen – ein Überblick

Series: Fertigungstechnik

Volume 710 2023

doi.org/10.51202/9783186710024

VDI Wissensforum GmbH - Spritzgießen 2017

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VDI Wissensforum GmbH (ed.)

Spritzgießen 2017

Series: VDI-Berichte

Volume 4349 2017

doi.org/10.51202/9783182443490

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

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

HPFRCC-7.

2015

Results in this title

S.G. Chasioti, F.J. Vecchio Hybrid steel fiber reinforced concrete panels in shear: experimental investigation S. 351-358

„… Structures’(FraMCoS-V), pp.1105-1112. [6] Fantilli, A.P., Mihashi, H., Nishiwaki, T. (2014) ‘Tailoring Hybrid …” „… structures, particularly in bridges, offshore oil platforms and military critical strategic infrastructure …” „… . Our ability to effectively design and repair these structures using HySFRC is partially contingent on …”

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

„… in all other kinds of concrete structures, however the durability is expected at least for 60 years …” „… magazines. The containments and various auxiliary buildings in Nuclear Power Plants (NPPs) are at present …” „… technical nor scientific difficulties related to building structures and shields against radiation. However …”

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

„… material which was called reactive powder concrete (RPC) and the homogeneity of the structure were at the …” „… . Service life of reinforced concrete structures in contact with seawater or with water containing …” „… concrete structures. In most cases capillary absorption is measured on small samples prepared in …”

Titelei/Inhaltsverzeichnis

„… knowledge of properties of materials and performance of structures, at defining the means for their …” „… to concrete, reinforced concrete and fibre reinforced concrete structures at the École Nationale des …” „… and Structures, is a non profit-making, non-governmental technical association whose vocation is to …”

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

„… structures is to separate all components at the end of the economic life of a building without significant …” „… structures can be seen for example the use of walls made of separate units mounted by unbounded prestressing …” „… resources at their construction and release them at the end of their life time again [2]. The exploitation …”

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

„… 473 CAST-ON SITE UHPFRC FOR IMPROVEMENT OF EXISTING STRUCTURES – ACHIEVEMENTS OVER THE LAST 10 YEARS …” „… aimed at characterizing UHPFRC materials and the structural behavior of composite UHPFRC-RC structural …” „… for galleries, tunnels, retaining walls or maritime structures. Figure 1: Concepts of application …”

R. Ortlepp Rough concrete surfaces for strengthening and retrofitting – 3D Model of roughening process for description of concrete surface geometry S. 145-152

„… enhance loadbearing structures by repair, restoration or strengthening. Such upgrading often involves …” „… structure were 3D-modelled for 12 variants of grain-size distribution curves. Various parameters to …” „… upgrading of structures such as bridges and buildings so that they can be used beyond their intended useful …”

S.K. Swar, S.K. Sharma, H.K. Sharma Performance characteristics of HPDSP concrete: an overview S. 79-86

„… Concrete (HPDSPC), concrete is dense at the micro-structure level, tensile strain would be much higher …” „… even at the micro-structure level, tensile strain would be much higher than that of conventional Steel …” „… be prevented as it affects the entire structure. For adequate ductility in beam-column junction, use …”

I. Paegle, G. Fischer Modeling the load-deformation response of FRC structural members S. 481-488

„… the beam, while for deflection softening FRC (DS) the curvature is concentrated at midspan. Due to …” „… response envelope at segments with width equal to a minimum crack spacing, si,. The minimum crack spacing …” „… hardening FRC 4. MODELING STRUCTURAL RESPONSES USING THE RFS Structures subjected primarily to flexural …”

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

„… structures. American Concrete Institute. [2] Springenschmid, R. 1995. Thermal cracking in concrete at early …” „… concrete structures and repairs can be compromised by early-age shrinkage and thermal cracking, as …” „… much more complex than in new structures because lack of compatibility between old and new concrete …”

M.C. Rampini, G. Zani, M. Colombo, M. di Prisco HPFRCC beams in innovative elevated slabs: experimental characterization and modeling S. 489-496

„… Environmental Engineering, Italy Abstract In the field of precast structures, the need to ensure …” „… and a SFRC finishing casting, which is actually the topic of a research project held at Politecnico …” „… strategies in the design of civil structures. For this reason, especially in the case of precast structures …”

J. Wastiels, J. Van Ackeren, D. Van Nuffel, W. Van Paepegem Impact behaviour of high performance glass fibre reinforced cement composite laminates S. 317-324

„… similar dimensions. 1. INTRODUCTION Safeguarding civil engineering structures and avoiding human …” „… collapse is one way to follow in the design of new structures, but critical load bearing members of …” „… existing structures, such as beams, columns or pillars, need to be protected preventively. The concept of …”

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

„… Čelákovice is the first structure in the Czech Republic, where the ultra high performance concrete (UHPC …” „… ) was applied in a load carrying structure. The UHPC was developed from local materials. The …” „… launching gantry. The footbridge is a lightweight structure with long durability and low requirements on …”

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

„… tensile and bond strengths, and the flowable rheology. Applied engineering research at the U.S. Federal …” „… create structures that are either poured over time or are assembled from previously cast components …” „… embedments of discrete reinforcements into UHP-FRC. A large study underway at the U.S. 0 2 4 6 8 10 12 14 …”

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

„… ) Access at Dec 2014. [2] Li, M., “Multi-scale design for durable repair of concrete structures, ” PhD …” „… now introduced to develop a mortar repair system for concrete structures. The self-healing capacity …” „… . The calcite precipitation in the crack mouths was analysed with FTIR. At the end of the healing …”

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

„… , whereas their higher durability can enhance structure lifespan. Thus, these materials are particularly …” „… design moment at strength limit state by the performance factor, considered as 0.90 for reinforced …” „… for this study the concrete layers were cast at approximately one hour interval. Thus, cracking …”

R. Ortlepp, G. Schiller Mineral building material stock of buildings and infrastructures in Germany and flows as indicators for recycling potentials S. 267-274

„… materials are found to be the most common materials at approximately 25 billion metric tons. Material flows …” „… class as well as society at large have come to realise the importance of preserving the world’s natural …” „… years. European energy and climate protection policies have aimed at reducing primary energy …”

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

„… service life. In practice, however, most structures and structural elements are designed to be exposed to …” „… HPFRCC too. 1. INTRODUCTION Durability and service life of reinforced concrete structures depend to a …” „… decreases strength of cement-based materials and as a consequence facilitates crack formation. At the same …”

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

„… improve the resistant ability of protective structures against repeated impact and explosion. Ultra-high …” „… durability [1-4]. Therefore, it is an ideal selection for building protective structure. Protective …” „… structure built with UHPFRCC has excellent ability against penetration, impact and explosion. Millard et …”

A.E. Naaman, H.W. Reinhardt International workshop series on High Performance Fiber Reinforced Cement Composites (HPFRCC): History and Evolution S. 3-10

„… , given available technologies at the time and geographic location considered for the structure.” Then …” „… as when used in comparison with “standard or normal performance” at the time and geographic location …” „… the mid 1980’s A.E. Naaman, then at the University of Michigan, visited H.W. Reinhardt at the …”

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

„… concrete structures in aggressive environment if ductility of concrete could be increased significantly …” „… SHCC is applied in structures or structural members, which are permanently under protection and …” „… , is exposed to tensile stain, which leads to multi-crack formation and the structure is exposed to …”

A. Blanco, S.H.P. Cavalaro, E. Galeote, A. Aguado Assessment of constitutive model for ultra-high performance fiber reinforced cement composites using the Barcelona test S. 129-136

„… transported to the Laboratory of Structure Technology Luis Agulló at UPC, where they were stored in a curing …” „… of the real-scale structure. The Barcelona test emerged as an alternative to other traditional …” „… this type of structures. Nevertheless, the applicability of this model to reproduce high and …”

S. Pyo, S.H. Cheong Tensile behavior and durability of high performance fiber reinforced concrete S. 301-308

„… multi-functional construction materials for use in specialized structures, advanced concretes have been …” „… advanced construction materials to build efficient blast resistance structures. Especially, it is revealed …” „… reflected at free ends of structural members, although the high strength concrete could endure compressive …”

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

„… crack occurred strain hardening and high fracture energy could be observed at high concentrations of …” „… an optimum amount of fly ash and silica fume to traditional Portland cement a very dense structure …” „… certainly have a bright future as service life of structures in aggressive environment can be extended …”

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

„… footprint and thus sustainability. The concrete structures produced from SCFRC will also acquire these …” „… desirable characteristics at a competitive design life cost, provided the fibres within them are evenly …” „… used in the design of SCFRC structures to account for the lack of information available to correlate …”

D.-Y. Yoo, N. Banthia, Y.-S. Yoon Ultra high performance fiber reinforced concrete under impact loading S. 217-224

„… promising methods for improving the resistance of concrete structures at high strain-rate is the …” „… of structures under extreme loadings such as earthquakes, impacts, and blasts. One of the most …” „… development of high toughness materials by using fibers. Due to the fiber bridging at crack surfaces with …”

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

„… . These pluses, however, are partly counterbalanced by a few minuses (such as greater brittleness at room …” „… , which improve concrete toughness at any temperature (steel fibers) and durability at high temperature …” „… (mainly polymeric fibers). Since many are the parameters affecting concrete properties at high …”

T.E. Frank, M.D. Lepech, S.L. Billington Effect of deformation history on steel-reinforced HPFRCC flexural member behavior S. 367-374

„… between ground motions that induce cyclic deformations in structures suggests researchers should select a …” „… to relatively short unbonded lengths, which can cause reinforcement fracture at lower deformation …” „… crack may form at high levels of drift as fibers begin to pull-out of the cementitious matrix. Large …”

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

„… , the energy required to pull out the fibres at the cracked section must be higher than the energy …” „… required to form a crack at a new position. The iteration of this concept/mechanism up to complete …” „… concept and design of engineering structures. High Performance Fiber Reinforced Cement Composites (HPFRCC …”

K. Kosa Study on deformation of a reinforced concrete bridge pier constructed using highstrength reinforcing bars and high performance material S. 285-292

„… ) structures improves deformation capacity. Our research results showed, compared with the normal specimen …” „… 60% by using high ductility cement at the plastic hinge areas of the pier specimen [1],[2 …” „… three specimens have the same cross sections constructed of high ductility cement, and at the upper 100 …”

I. Curosu, V. Mechtcherine Behaviour of high strength strain-hardening cement-based composites (HS-SHCC) subjected to impact loading S. 293-300

„… Abstract The article at hand presents the results of a series of short-time dynamic and quasi-static …” „… configuration at strain rates of approximately 150 s-1. The responses of the material under dynamic and …” „… structures exposed to sudden mechanical loading (e.g., impact or detonation). Furthermore, elements made of …”

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

„… ) and shear (c)[4] It is noted that the material parameters of the interfaces are not exactly known at …” „… that can potentially develop at the interfaces for the given configuration. From these results we can …” „… distribution at the interface, which is necessary to know if the interfacial traction-separation relation is …”

G. Palacios, S.-H. Chao, A. Nojavan, A. Schultz Performance of full-scale ultra-high performance fiber-reinforced concrete (UHPFRC) column subjected to extreme earthquake-type loading S. 401-408

„… LOADING G. Palacios (1), S.-H. Chao (1), A. Nojavan (2) and A. Schultz (2) (1) University of Texas at …” „… space [1]. However, the brittleness of HSC makes it a less attractive material for structures in high …” „… resistant structures, it has yet to be tested in large scale structural applications. This study primarily …”

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

„… polyvinyl alcohol (PVA) fibers at a volume ratio of 2%. It was found that post-peak strain hardening was …” „… content was introduced in the mixture. Tests done at subzero temperature by Banthia and Mani [5] showed …” „… alcohol (PVA) fiber reinforced concrete at fiber volume ratio of 2%, along with steel fiber concrete …”

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

„… inner and outer bond, but suffers pronounced softening at elevated temperatures. Mineral-based coatings …” „… . In the vicinity of the notch each specimen was 5 mm thick, and at the ends the thickness increased …” „… day after fabrication and then located in a fog room at 40 C for 4 days following by 2 days at …”

L. Monfardini, R.D. Lequesne, F. Minelli, G.J. Parra Montesinos, J.A. Pincheira Stability of reinforcing bars in steel fiber reinforced concrete flexural members S. 391-398

„… , technician at the Wisconsin Structures and Materials Testing Laboratory, for his efforts in the testing of …” „… fractions of 0.6 and 1.2%. Hoop spacing was set at 24 and 32 longitudinal bar diameters (db), respectively …” „… was aimed at studying how effectively bar buckling is delayed in members constructed with FRC in …”

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

„… durability concern of structures built of conventional reinforced concrete which have exposure to adverse …” „… consistent manner with a single #3 (9.5 mm diameter) reinforcing bar placed at a clear cover distance of 25 …” „… , 200-300 µm wide at the surface of SCC samples, are initiated on the tensile face when the stress demand …”

R. Ortlepp Increased efficiency of column strengthening with TRC by addition of short fibres in the fine-grained concrete matrix S. 29-36

„… material stock. The replacement value of this building stock is estimated at around 11.8 trillion Euros …” „… increase in load carrying capacity at column head and base is largely determined by the ability to confine …” „… load-bearing capacity of the fine grained concrete can be enhanced. At the same time the confinement …”

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

„… its relative low cost and good performance. However, the performance of concrete structures is …” „… structures. In particular, High Performance Fiber Reinforced Cement Composites (HPFRCC) are regarded as a …” „… approaches as well as the better understanding of the synergies and interactions at fiber, matrix and …”

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

„… structural behaviour of this new material have been studied over the last decades at different institutes …” „… stresses, such as wear or impact load. Therefore, light concrete structures with low life cycle costs are …” „… , 2015 23 particle size [ m] 0.01 0.1 1 10 100 1000 cu m ul at iv e vo lu m e [% ] 0 20 40 60 80 100 …”

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

„… , State University of New York at Buffalo, USA (2) Dept. of Civil and Environmental Engineering …” „… compression tests are used at the macro-scale to determine the corresponding composite properties of HSHDC …” „… possibly make the structures (built with HSHDC) both resilient as well as durable, and therefore …”

W. Brameshuber, M. Hinzen Improving the first crack behaviour of textile reinforced concrete S. 13-20

„… , basement sealings, as well as strengthening of steel reinforced structures or masonry are some examples …” „… volume fraction of the reinforcement, but this is limited due to the workability and at least also the …” „… Reinforced Concrete at the Micro-Scale Level. In: Schriftenreihe Aachener Beiträge zur Bauforschung, Institut …”

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

„… ) that describes the capacity or strength of the structure, S is the function (model) that describes the …” „… load of the structure, and Xi are random variables. In general this function is called the limit state …” „… simplicity, only piecewise linear is expressed here, which is of the form max 0, with a knot occurring at …”

Y.-J. Choi, S.-H. Chao Seismic performance of full-scale high-performance fiber-reinforced (HPFRC) special moment frame slab-beam-column subassemblage using joints as the major energy dissipation source S. 409-416

„… S.-H. Chao University of Texas at Arlington, USA Abstract This paper presents a study on the …” „… responded in a flexure mode forming plastic hinges at the end of the beams. This paper also compares the …” „… , Germany – June 1-3, 2015 410 Recent research in steel SMFs aims at utilizing beam-column joints (panel …”

J.Á. López, P. Serna, J. Navarro-Gregori, H. Coll Comparison between inverse analysis procedure results and experimental measurements obtained from UHPFRC four-point bending tests S. 185-192

„… , shrinkage, boundary conditions, stress concentrations at the fixation points, or the non-uniformity of the …” „… constant and either curvature or strain at most tension fibre can be averaged over to perform the inverse …” „… one-third from displacement measured at mid-span. Since the only parameter which must be recorded is the …”

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

„… conditions: the heat curing in hot water at 90 degree Celsius for forty-eight hours and the normal curing in …” „… water at around 20 degree Celsius. For each specimen group, at least three 100 mm cubes were tested in …” „… strength steel fibres [1, 2]. The water/cement ratio is commonly at around 0.2, which is significantly …”

B. Shao, P. Gauvreau Mix design and basic properties of a new UHPFRC featuring portland-limestone cement S. 37-44

„… high-performance fibre reinforced concrete. Typical mechanical properties at 56 days include cube compressive …” „… strength of at least 130 MPa and tensile strength (modulus of rupture) of 15 MPa. Free shrinkage strains …” „… Four basic properties of the mix at hardened state were tested: compressive strength, flexural …”

S. Müller, V. Mechtcherine, M. Zydek Behaviour of strain-hardening cement-based composites (SHCC) subject to cyclic loading S. 333-340

„… moderate number of loading cycles was studied in the tension regime. The article at hand presents the …” „… reversal point was at zero stress or at a stress level corresponding to 25% and 50% of the compressive …” „… tension-compression loading. After mechanical testing, the crack patterns at surfaces of the specimens were analysed …”

D.A.S. Rambo, F.A. Silva, R.D. Toledo, O.F.M. Gomes On the chemo-mechanical behavior of basalt textile reinforced refractory concrete under high temperatures S. 201-208

„… 25 to 1000°C. The cracking mechanisms were discussed and compared to that obtained at room …” „… and lightweight structures. It´s important to consider, however, that in many of these applications …” „… reinforced with basalt fibers submitted to tensile loading. At first, the refractory composites were …”

H. Ma, S. Qian, V.C Li Development of engineered cementitious composites with local material ingredients S. 259-266

„… ]. After first cracking, the crack width of ECC stabilizes at about 60μm while the number of cracks …” „… minimized (Vf =1.5~2%) for execution and economic feasibility in infrastructure applications [5][6]. At …” „… from 2.2 to 4.0. For the second series (D4-D6), fly ash to cement ratio was kept constant at 2.2 …”

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

„… 60.0 80.0 100.0 0.01 0.1 1 10 100 1000 10000 Particle size (μm ) C um ul at iv e fin er s (v ol …” „… 40.0 60.0 80.0 100.0 0.01 0.1 1 10 100 1000 10000 Particle size (μm ) C um ul at iv e fin er s (v ol …” „… 20.0 40.0 60.0 80.0 100.0 0.01 0.1 1 10 100 1000 10000 Particle size (μm ) C um ul at iv e fin er s …”

M. Zarrinpour, J.-S. Cho, S.-H. Chao Investigation of the size effect in shear of steel fiber reinforced concrete (SFRC) slender beams S. 375-382

„… BEAMS M. Zarrinpour (1), J.-S. Cho (2) and S.-H. Chao (1) (1) University of Texas at Arlington, USA …” „… (2) Engineer at Stueve Construction Co. Algona, Iowa, USA Abstract Significant shear strength …” „… , longitudinal reinforcement ratio (approximately 2.7%), compressive strength of concrete (targeted at 42 MPa …”

J. Qiu, E.-H. Yang Micromechanics-based study on fatigue failure of engineered cementitious composites S. 309-316

„… great concern for concrete structures subject to repeated loads such as pavement, railway sleeper, and …” „… Cement Composites (HPFRCC7), Stuttgart, Germany – June 1-3, 2015 310 At the same stress level, ECC …” „… kept in laboratory condition (air curing, 20oC) for at least 28 days before any mechanical tests. 2.2 …”

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

„… ] Rossi P., Acker P., Malier Y., Effect of steel fibres at two stages: the material and the structure …” „… Particle size (μm ) C um ul at iv e fin er s (v ol . % ) CEM I 52.5 R Microsand Sand 0-2 Nanosilica …” „… and subsequently cured in water at about 21 ˚C. After curing for 28 days, the beams are subjected to …”

S.A. Paschalis, A.P. Lampropoulos Size effect on the flexural performance of ultra high performance fiber reinforced concrete (UHPFRC) S. 177-184

„… spacing at the modulus of rapture. More specifically, the authors reached a conclusion that as the size …” „… displacement at the support. The testing setup is presented in Figure 5. Figure 5: Experimental setup for the …” „… tests, the stress– strain distribution was obtained, and at the same time the crack opening and the …”

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

„… . reported a tensile strength of 20 MPa corresponding to a strain value at peak tensile stress of 0.6% for …” „… % at peak tensile stress for tensile specimens (with a cross section area of 381 mm2) using 2% volume …” „… tensile properties, such as the stress at first cracking (σt), peak tensile strength (σpt) and its …”

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

„… , Freeze-thaw testing) which has been developed within a RILEM Technical Committee [4]. A frost cycle starts at …” „… to 20°C in 4 hours, and stays one hour at this temperature, i.e. one cycle lasts 12 hours. Usually …” „… sodium chloride solutions, Materials and Structures 29 (1996), No. 9, pp. 523-528 [5] Reinhardt, H.W …”

P.B. Sakthivel, A. Ravichandran, N. Alagumurthi Experimental studies to determine the flexural and cracking performance of hybrid steel-mesh and polyolefin-fiber reinforced cementitious composites S. 343-350

„… and reliable design of structures [1]. But High Performance Fiber Reinforced Cement Composites …” „… along with grouped mesh reinforcement has reduced its deflection at all stages of the flexural loading …” „… test; and the results have shown that there was a larger deflection at failure in all mesh and fiber …”

doi.org/10.51202/9783816793977

VDI Wissensforum GmbH - Welle-Nabe-Verbindungen 2018

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VDI Wissensforum GmbH (ed.)

Welle-Nabe-Verbindungen 2018

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Volume 2337 2018

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