The use of two or more types of fibers in a suitable combination may potentially not only improve the overall properties of concrete, but may also result in performance synergy. This presentation gives a brief introduction on frcs history, definition and why is it used. The study on the introduction of effect of steel fibers is not still promising as steel fiber reinforced concrete has. Fiber reinforced concrete an overview sciencedirect topics. Basalt fiber reinforced concrete offers more characteristics such as light weight, good fire resistance and strength. Fibers include steel fibers, glass fibers, synthetic fibers and natural fibers each of which lend varying properties to the concrete. The application of such concrete is increasing day by day due to their superior. It holds short discrete fibers that are uniformly distributed and circumstances oriented. As a result of this ability to arrest cracks, fibre composites possess. Experimental study on hybrid fiberreinforced concrete. The volume of data available on the performance studies of hybrid fiber reinforced concrete. Compressive test shows that compressive strength and modulus of jute composite is higher than bamboo composite, but less than glass composite the fibre orientation angle of 090, 15. Hfc structural walls are characterized by the presence of conventional mild steel flexural reinforcement and the absence of shear and confinement reinforcement.
View and download powerpoint presentations on fiber reinforced concrete ppt. Fiber reinforced concrete possesses high flexural and tensile strength, improved ductility, and high energy absorption over the conventional concrete in sustaining dynamic loads. The steel fiber reinforced concretes are the building materials which are more significance very fast because of the enhancing demand for high building properties in the building materials. Along with a reference plain concrete mix, several single fiber reinforced concrete mixes and two fiber reinforced hybrid composite mixes were cast using diverse fiber combinations. Fibre combinations involving different fibre lengths and moduli were added in high strength slag based concrete to evaluate the strain hardening properties. Banana fibre reinforced concrete 1 free download as powerpoint presentation. Thus unlike plain concrete, a fiberreinforced concrete specimen does not break immediately after initiation of the first crack. Behavior modelling and design pdf for free, preface. It can be seen that 50 to 100 kgm 3 of fly ash is necessary for hybrid concrete to obtain better static properties, which is also a reference of microstructure of the concrete. Find powerpoint presentations and slides using the power of, find free presentations research about glass fibre reinforced concrete ppt.
This study aims to study the mechanical properties of. Introduction concrete is the most widely used construction material. Design of steel fiber reinforced concrete beams for shear. Hybrid fiber reinforced concrete hfrc proves to be durable.
Ppt history frp fiber reinforced materials powerpoint. Fiber reinforced concrete has so far been successfully used in slabs on grade. Also explore the seminar topics paper on bendable concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. Loaddeflection characteristics of steel, polypropylene. Fiber reinforced concrete types, properties and advantages. Structural concrete structures reinforced concrete construction. Seminar on composite materials ppt report pdf download. Many applications of basalt fiber are residential, industrial, highway and bridges etc. For the most part, however, existing design models for shear are based on empirical equations where fiber concrete is considered as a unique material and fibers and concrete components to shear are considered collectively, or where the concrete and fiber components to. Download fiber reinforced concrete pdf ppt seminar report.
Fibre reinforced concrete full seminar reports, pdf seminar abstract, ppt, presentation. The hybrid combination of metallic and nonmetallic fibres can offer potential advantages in improving concrete properties as well as reducing the overall cost of. Fiber reinforced polymer frp has become a practical alternative construction material in various structural aspects. Thirtytwo hybrid reinforced composite beams with various ecc height replacement ratios and combinations of frp and steel reinforcements are experimentally. View fibre reinforced concrete research papers on academia. This phenomenon is termed as positive synergy effect. Design of fibre reinforced concrete beams and slabs. Latest civil engineering seminar topics, ppt 2016 2017, civil engineering seminar topics including latest topics, smart structures, materials, concrete technology. This is mainly due to improved postcracking behavior and crack control characteristics of fiber reinforced concrete frc segments. Ppt fibre reinforced concrete powerpoint presentation. Download your full reports for fibre reinforced concrete.
Polypropylene fibers were first suggested as an admixture to concrete in 1965 for the construction of blast resistant buildings for the us corps of engineers. Fiber reinforcement has emerged as an alternative to traditional reinforcing bars and welded wire mesh reinforcement for precast concrete tunnel segments. Hybrid fiber reinforced concrete is a composite of two or more fibers in concrete. The concrete compressive strength f c,cub150 varied between 55 and 65 mpa, dependent on the fiber mixture. Abstract hybrid fiber reinforced concrete can be defined as concrete that reinforced by two or more types of fibers. The effect of fly ash content on the general properties of hybrid fibre concrete is shown in fig.
When compared with high performance concrete hpc, hyfrc exhibits superior properties in terms of. Types of frcs and its applications is explained in. Hybrid fiber reinforced concrete can be defined as concrete that reinforced by two or more types of fibers. Introduction to steel fiber reinforced concrete on engineering performance of concrete vikrant s.
When the fibers were used in a hybrid form, the increase in above study parameters was about 31. The functions of modeli used for predication of typical stressstrain behaviour from experimental data are shown in table 10. Applied amounts of fibres are relatively low, which guarantees good workability and economically acceptable costs of the concrete mixtures. Introduction to steel fiber reinforced concrete on. This combining of fibers, often called hybridization, is investigated in this paper under flexure and direct shear. Study on strength properties of ternary blended concrete with. Fibre reinforce concrete reinforced concrete fibers. If so, share your ppt presentation slides online with. Fibre reinforced concrete research papers academia. It contains short discrete fibers that are uniformly distributed and randomly oriented. Download the seminar report for fibre reinforced concrete. Study on flexural and shear behaviour of hybrid fibre. Continuous meshes, woven fabrics and long wires or rods are not considered to be discrete fibers. Composite strain hardening properties of high performance.
Polymer modified steel fibre reinforced concrete seminar and ppt with pdf report. Fiberreinforced concrete seminar ppt with pdf report. Strength characteristics of hybrid fiber reinforced concrete using waste rubber tyre and waste coiled fibers. He is a member of aci committees 363, highstrength concrete. A total of 30 batches of specimens with different fiber reinforcement indices in terms of volume fraction and aspect ratio are investigated by the orthogonal experimental method. In this study we use steel fibers and polypropylene fibers. Influence of hybrid fibres consisting of steel and polypropylene fibres added in slag based. This page contains fiberreinforced concrete frc seminar and ppt with pdf report. Split tensile strength of concrete is measured by testing standard cylinders 150mm diameter, 300mm height at the age of 28 days.
These compounds have a more tensile strength to compress, more toughness and more absorption of energy. Increase the tensile strength and ductility of the concrete elements. This is due to positive interaction between the fibres and resulting hybrid performance exceeds the sum of individual fibre performances. It has been observed from the results of this investigation that a fibre combination of 33% 12.
Rubberised fibre reinforced concrete compared with normal concrete. The usefulness of fiber reinforced concrete frc in various civil engineering applications is indisputable. Find powerpoint presentations and slides using the power of, find free presentations research about fiber reinforced concrete ppt. Seminar on composite materials ppt report pdf download what is composites. Continuous meshes, woven fabrics and long wires or rods are not considered. Jan 29, 2014 they also reduce the permeability of concrete and thus reduce bleeding of water. Properties and applications offiber reinforced concrete. A hybrid solution of fibers and reinforcing bars is adopted when frc is not adequate as the sole.
Naturally occurring asbestos fibers and vegetable fibers, such as sisal and jute, are also used for. Steel fiber reinforced concrete nguyen van chanh 1 summary it is now well established that one of the important properties of steel fibre reinforced concrete sfrc is its superior resistance to cracking and crack propagation. Hybrid fiber reinforced concrete types, advantages and. Behavior of steelpolypropylene hybrid fiber reinforced concrete. Fiber reinforced concrete is used when there is requirement for elimination small cracks. Properties and applications offiber reinforced concrete faisal fouad wafa associate professor, civil engineering department, faculty ofengineering, king abdulaziz university, jeddah, saudi arabia.
A project report on, compressive strength of hybrid fibre reinforced concrete. Continuous meshes, woven fabrics and long wires or rods are not considered to be. Compared to those of flax fiberreinforced polymer, hybrid fiberreinforced polymers exhibited linear rather than bilinear stressstrain curves and enhanced tensile properties. Reinforced concrete beams without conventional shear reinforcement. Fibers suitable for reinforcing concrete have been produced from steel, glass, and organic polymers synthetic fibers. Fiber glass is a lightweight, strong, and robust material used in different industries due to. Hybrid fibres addition in concrete proved to be a promising method to improve the composite mechanical properties of the cementitious system. Sep 10, 2009 although the use of fibre reinforced concrete frc for structural applications is continuously increasing, it is still limited with respect to its potentials, mainly due to the lack of international building codes for frc structural elements. Thus unlike plain concrete, a fiber reinforced concrete specimen does not break immediately after initiation of the first crack. Download the seminar report on fiber reinforced concrete for civil and construction project. A free powerpoint ppt presentation displayed as a flash slide show on id. Abstract durability is the ability to last a long time without significant deterioration. Similarly, nylon reinforced concrete, glass fiber reinforced concrete, carbon fiber reinforced concrete etc. Steel fiber reinforced concrete pdf reinforced concrete.
Fiber reinforced concrete can be defined as a composite material consisting of mixtures of cement, mortar or concrete and discontinuous, discrete, uniformly dispersed suitable fibers. Within fib federation internationale du beton, the special activity group 5 is preparing a new fib model code that aims to update the previous ceb. Flexural behavior of eccconcrete hybrid composite beams. Types, mix proportions, advantages and applications of hybrid fiber concrete is. Performance evaluation of hybrid fibre reinforced concrete subjected. Tensile behavior of steelpolypropylene hybrid fiber. Fibre reinforcement is mainly used in shotcrete, but can also be used in normal concrete. Properties and applications offiber reinforced concrete 51 high aspect ratio were found to have improved effectiveness. Franzen department of civil and environmental engineering division of structural engineering concrete structures chalmers university of technology abstract. Experimental study on the strength characteristics and water. Rubberised fibre reinforced concrete powerpoint slides. Fiber reinforced concrete frc is a new structural material which is gaining increasing importance.
Banana fibre reinforced concrete 1 concrete reinforced. It can be used externally to improve the flexural and shear capacities of beams, slabs and shear wall made by reinforced concrete effectively. However, two other research topics on frc have emerged in recent years. Itwas shown that for thesamelengthanddiameter,crimpedendfibers can achievethesamepropertiesas straight fibers using 40 percent less fiberss. In future it is very beneficial for construction industry. Fiberreinforced concrete frc examination of fractured specimens of fiberreinforced concrete shows that failure takes place primarily due to fiber pullout or debonding. In this study trial test for concrete with basalt fiber and without basalt fiber are.
High strength concrete is used extensively throughout the manuscript received december 11, 2014. Concrete is one of the most widely recognized development material for the most part delivered by utilizing locally accessible ingredients. The fiber has subsequently been improved further and at present it is used either as short discontinuous fibrillated material for production of fiber reinforced concrete or a continuous. Latest civil engineering seminar topics, ppt 2016 2017. Stressstrain curves for steel fiber reinforced concrete under compression 1. Degradation of glass fiber reinforced concrete due to. In most cases, fiber reinforced concrete frc contains only one type of fiber. Oct 05, 2005 the mechanical performance, water permeability of the cracked material, and shrinkage crack resistance of cast concrete were evaluated. Fiber reinforced concrete frc seminar and ppt with pdf report. The aim of this paper is to compare the properties of concrete beams in which three types of fibers are added individually. This page contains fiber reinforced concrete frc seminar and ppt with pdf report. Microfiber and macrofiber hybrid fiberreinforced concrete.
The present trend in concrete technology is towards increasing the strength and durability of concrete to meet. Fiber reinforced concrete frc examination of fractured specimens of fiber reinforced concrete shows that failure takes place primarily due to fiber pullout or debonding. Degradation of glass fiber reinforced concrete due to environmental effects. Applied amounts of fibres are relatively low, which guarantees good workability and economically acceptable costs of the concrete. View and download powerpoint presentations on glass fibre reinforced concrete ppt. Fiberreinforced concrete frc is concrete consisting fibrous material which increases its structural purity.
The objective is to determine properties of hybrid fiber reinforced concrete with and with different type of mono fibers planned as steel fiber and polypropylene fiber. Download fiber reinforced concrete pdf ppt seminar. Compressive strength for fibre reinforced concrete is seen to be improved. Shear capacity of steel fibre reinforced concrete beams.
History frp fiber reinforced materials is the property of its rightful owner. Fibre reinforced concrete frc frc is a structural material having nearly the same cementitious matrix composites as a plain concrete pc except fibres of different types and forms. Introduction fiber reinforced concrete can be defined as a composite material consisting of mixtures of cement, mortar or concrete and discontinuous, discrete, uniformly dispersed suitable fibers. Fiber reinforced concrete frc is concrete made primarily of hydraulic cements, aggregates, and discrete reinforcing fibers. Explore bendable concrete with free download of seminar report and ppt in pdf and doc format. Fiberreinforced concrete frc is concrete containing fibrous material which increases its structural integrity. The present study deals with the uniaxial tensile behavior of steelpolypropylene hybrid fiberreinforced concrete hfrc. A composite material also called a composition material is a material made from two or more constituent materials with significantly different physical or chemical properties that, when combined, produce a material with characteristics different from the individual components. Compressive strength of hybrid fibre reinforced concrete. Cracking behaviour and constitutive modelling of hybrid. Fibre reinforced normal concrete are mostly used for onground floors and pavements, but can be considered for a wide range of construction parts beams, pliers, foundations etc either alone or with handtied rebars concrete reinforced with fibres which. They also reduce the permeability of concrete and thus reduce bleeding of water. Steel fibre reinforced concrete seminar ppt with pdf report.
Concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiberreinforced. Constructions sustainable option harnessing fibres for concrete construction, dundee, scotland, 810 july 2008. However, a barrier to more widespread use of frc has been the lack of. Cracks in reinforced concrete members extended freely until encountering a rebar. Fiber synergy in hybrid fiber reinforced concrete hyfrc. Fiberreinforced concrete frc seminar and ppt with pdf report. Experimental study of hybrid frp reinforced concrete beams. Kene abstract fiber reinforced concrete has been successfully used in slabs on grade, shotcrete, architectural panels, precast products, offshore. Hybrid fibre reinforced concrete hybrid fibre concrete hfc contains different types of steel fibres. A composite can be stated as a hybrid when two or more type of fibers is used in a combined matrix to produce a composite that will reflect the benefit of each of the individual fiber. Hybrid basaltflax fibers reinforced polymer composites and.
Environmental engineering mechanical engineering civil engineering materials and structures steam turbine powerpoint design templates concrete structure principles of design reinforced concrete. Modulus of elasticity of matrix must be much lower than that of fibre. Glass fiber reinforced polymer gfrp is a fiber reinforced polymer made of a plastic matrix reinforced by fine fibers of glass. Mar 14, 2015 polymer modified steel fibre reinforced concrete seminar and ppt with pdf report. Pdf compressive strength of hybrid fibre reinforced concrete.
The mechanical properties of the fiberreinforced polymer plates and compressive properties of the concretefilled fiberreinforced polymer tubes were studied. Fibrereinforced concrete for industrial construction. Interaction diagrams for design of hybrid fiberreinforced. Hybrid fibre concrete hfc is a selfcompacting highperformance cementitious composite material with a highstrength mortar matrix reinforced by steel fibres. A hybrid fiber reinforced concrete is a composite of two or more fibers in concrete. Fiber reinforced concrete frc is concrete consisting fibrous material which increases its structural purity. Also a detailed investigation has been conducted to study the flexural and shear behaviour of hybrid fibre reinforced selfcompacting concrete beams in terms of. Hybrid fiberreinforced concrete with unsorted recycled. Fiberreinforced concrete smart materials and smart sensors aci fall 2011 convention october 16 20, cincinnati, oh aci web sessions antoine naaman, faci, is a professor in the department of civil and environmental engineering at the university of michigan. This paper for the first time, demonstrates that by determining the optimal amount and ratio of fibers m and rtsf, sustainable hybrid fiber reinforced concrete shfrc with equal or better. Nonlinear cyclic behaviour of hybrid fibre concrete. Design of fibre reinforced concrete beams and slabs master of science thesis in the masters programme structural engineering and building performance design ammar abid, kenneth b. The addition more than one type of fiber in concrete is known as hybrid fibre reinforced concrete.
Fibre reinforced concrete full seminar report, abstract and. Hybrid systems will continue to be the subject of future research on the development of ultrahighperformance fibre reinforced concrete for many applications. This paper presents the uniaxial compression behavior of steelpolypropylene hybrid fiber reinforced concrete hfrc. Mix proportions, advantages and applications of hybrid fiber concrete.
This study aims to study the mechanical properties of hybrid fiber reinforced concrete where the fibers used were consists of steel fiber and coconut coir fiber. This paper describes the mechanical performance of hybrid fiber concrete with a maximum fiber dosage of 0. The behavior of steel fiber reinforced concrete sfrc has been extensively investigated in the last four decades. Concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiber reinforced. Get the latest journals, research papers, doc and pdf documents discussing the need of using various types of fibers like synthetic, steel, glass etc. Fiber reinforced concrete are of different types and properties with many advantages. Keywords coconut fibre in concrete, flexural strength of concrete. The hybrid fibre reinforced concrete, is effective in arresting cracks both at macro and micro levels. Development of hybrid polypropylenesteel fibrereinforced. In the hybrid concrete, the microfibers delayed the development of macrocracks and so the composite demonstrated greater strength and crack resistance than a similar matrix reinforced with macrofibers only.
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