Reeves, e structural reliability of ultrahigh performance concrete in flexure, m. Research article properties of reactive powder concrete. The high flexural strength of rpc is due to addition steel fibres. Research article properties of reactive powder concrete and. Concrete designed from reactive powder concrete and highperformance concrete is experimentally. A study on optimum mixture ratio of reactive powder concrete. Factors governing the fire response of prestressed. This highperformance composite material was included as outer.
The superstructure spans 60 m and consists of an openweb space truss. Rpc was first produced in the early 1990s by researchers at bouygues laboratory in france and the worlds first rpc structure, the sherbrooke bridge in canada was constructed in july 1997. Reactive powder concrete market is expected to expand at a robust cagr during the forecast period of 2016 to 2024. Reactive powder concrete powerpoint presentation download free. The impact behaviour of three types of reactive powder concretes rpc was studied using the split hopkinson press bar shpb testing method. Mechanical properties of modified reactive powder concrete by s. Mechanical for the two types of rpc are given in the table.
The results indicate that owing to the increase of the cement strength, the rpc fluidity decreases and the cement strength is not proportional to the compressive strength. Mechanical properties of modified reactive powder concrete. Download the reactive powder concrete ppt for civil and construction engineering. Reactive powder concrete composition and advantages. University of mosul abstract reactive powder concrete rpc is a special type of concrete, it is rather a mortar than an actual concrete mixture, because traditional coarse and fine aggregate. This paper investigates mechanical and fresh concrete properties of reactive powder concrete. Download latest collection of civil enigneering and construction seminar ppt,presentation for last semester diploma civil engineering students with free of cost.
Economical reactive powder concrete cast using available. Pdf preparation of reactive powder concrete using fly. Impact resistance of reactive powder concrete springerlink. Concrete technology and special concrete presentation on reactive powder concrete 2. Sep 20, 20 reactive powder concrete by prasanth fri sep 20, 20 7. Properties of reactive powder concrete and its application. The results show that the major failure modes for in situ panels were bending failure.
Seminar presentation ppt on reactive powder concrete civil. Download concrete mix design spreadsheet in civil construction works, mix design plays an important role. Composition of reactive powder concretes sciencedirect. Development of an ultrahigh strength ductile concrete designated rpc reactive powder concrete, was made possible by the application of a certain number of basic principles relating to the composition, mixing and postset heat curing of the concrete. The stressstrain relationship, strain rate sensitivity threshold value, dynamic strength increase factor, modulus of elasticity. A highperformance reactive powder concrete rpc was prepared with river sand, and the maximum particle size is. Based on the experimental results, it is found that reactive powder concrete with a watertobinder ratio of 0.
Learn the material composition, design mix, mechanical and physical properties, disadvantages, permeability, advantages over high performance concrete applications. This excel based concrete mix design spreadsheet is very userfriendly that will find out the preferred quantity for concrete mix in your construction site. It is tested completely in terms of strength, uniaxial compressive stressstrain relation, exural loadde. Based on the experimental results, it is found that reactive powder concrete with a. Reactive powder concrete rpc with compressive strengths in excess of 180mpa is currently being produced in australia, and bridge girders and slabs for real practical applications are being produced. Damage occurs due to many factors that reduce the strength of concrete structures and their durability.
Reactive powder concrete is an ultrahighstrength and high ductility composite material cause of only fine sand are used in concrete which consumes volume of coarse aggregate. Reactive powder concrete rpc is a composite material currently under development, which is expected to revolutionize the concrete industry by optimizing the material used and generating economic benefits. Rpc is an ultra high strength and high ductility cementitious composite with enhanced physical and mechanical properties. Quartz powder is replaced by 5, 10 and 15 percent by the weight of cement. What is reactive powder concrete rpc rpc is an ultra high strength and high ductility cementitious composite with advanced mechanical and chemical properties. Analysis and design of rpc girders voo, yen lei on. A highperformance reactive powder concrete rpc was prepared with river sand, and the maximum particle size is 1. Reactive powder concrete rpc, a cementbased composite material well known for the ultra high strength, highdurability and lowporosity, made its international debut in 1994 richard, 1994 1. A study on properties of reactive powder concrete ijert. In the present study, performance of reactive powder concrete without quartz powder and containing fly ash and. To optimize the main components of reactive powder concrete rpc for various curing methods, based on the fluidity and compressive strength, an inclusive experimental research is conducted on 58 different mixture ratios.
A very dense matrix is achieved, and this compactness gives rpc ultrahigh strength and durability properties. Mechanical properties of reactive powder concrete rpc with mineral admixture nuha h. The super plasticizer, used at its optimal dosage, decreases the water to cement ratio wc while improving the workability of the concrete. Russ, college of engineering and technology, ohio university, usa 2004. It has immense potential in construction due to its superior mechanical and durability properties compared to conventional high performance concrete, and could even replace steel in some applications. It is tested completely in terms of strength, uniaxial compressive stressstrain relation, flexural loaddeflection relation, and frost resisting durability, and the results indicate that the concrete is suitable to rpc200. Reactive powder concrete, is recognised as a revolutionary material that provides a combination of ultrahigh strength and excellent durability. Reactive powder concrete rpc belongs to an ultra highstrength and high ductility cementitious that is built with advanced mechanical and physical properties. Concrete mix design spreadsheet spreadsheet download. The research contain an experimental examination for the behaviour of reactive powder concrete corbels, strengthened with varying orientation of near surface mounted carbon fiber reinforcement polymers cfrp strips. Reactive powder concrete contains very fine powders like cement, fine sand, quartz powder of size less than 300 micron, silica fume, 1 cm length steel fibers of size 180 microns and super plasticizer. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. Reactive powder concrete reactive powder concrete rpc is a concrete made of powder materials that are experiencing a second binding reaction, after binding the water with cement. These materials include portland cement, silica fume, quartz powder, fine sand, highrange water reducer, water and steel fibres.
The aim of this paper is study the compatibility between three types of reactive powder concrete with steel fibre, glass fibre and polypropylene fibre as a repair materials and normal strength concrete as a substrate concrete. Experimental study of behaviour of reactive powder. The brittle nature of reactive powder concrete rpc and existence of inertial stress at high strain rates made it suffer tensile failure and seriously affected the safety of concrete structure. Reactive powder concrete properties with cement replacement. There are concretes that leads the way to the achievement of the maximum compressive strength of. Within the ec funded project smart elements for sustainable building envelopes, carbon textile reinforcement was incorporated into reactive powder concrete, namely textile reinforced reactive powder concrete trrpc, to additionally improve the postcracking behaviour of the cementitious matrix. Reactive powder concrete rpc is an emerging technology that lends a new dimension to the term high performance concrete. Reactive powder concrete is a developing composite material that will allow the concrete industry to optimize material use, generate economic benefits and build structures that are strong, durable and sensitive to environment. Reactive powder concrete rpc for precast structural. However, production of reactive powder concrete is not yet available with the limited research in this area. Reactive powder concrete free download project of php,java. Preparation of reactive powder concrete using fly ash and steel slag powder article pdf available in journal of wuhan university of technologymater sci ed 252. The requirements which develop the foundation of selection and proportioning of mix ingredients are given below.
The results indicate that owing to the increase of the cement strength, the rpc fluidity decreases and the cement strength is not proportional to the. Mechanical properties of graphenereinforced reactive. Ppt reactive powder concrete powerpoint presentation free. This paper focuses on the experimental study of the mechanical properties of reactive powder concrete rpc produced with different aggregates, such as korund, basalt. The test specimens varied in load ratio, cover thickness of tendons, bonded and unbonded tendons, and partial prestressing ratio. Seminar presentation on reactive powder concrete for civil engineering. Factors governing the fire response of prestressed reactive. Graphene with low density and small size easily dispersed in concrete matrix, while its high stiffness and diametertothickness ratio could effectively offset the inertia. Reactive powder concrete rpc is composed of very fine powders cement, sand, quartz powder and silica fume, steel fibres optional and superplasticizer. Pdf strengthening of reactive powder concrete tbeams. The reactive powder concrete family includes two types of concrete, designated rpc 200 and rpc 800, which offers interesting implicational possibilities in different areas. These rpc were prepared with steel fiber volume fraction of 0%, 3%, and 4%, respectively. Around 1990, reactive powder concrete rpc started to appear.
A preliminary study of reactive powder concrete as a new repair material, construction and building materials 21, 182189 2007. Composite behaviour of textile reinforced reactive powder. Reactive powder concrete rpc is a fairly novel material with extraordinary strength and durability properties. Ppt reactive powder concrete powerpoint presentation free to download id. Reactive powder concrete free download project of php. Strengthening of reactive powder concrete tbeams with openings. An innovative pedestrian and bicycle bridge has been built entirely with reactive powder concrete, without any steel rebars. Due to these properties, it is increasingly being utilized for external facade cladding thus enabling a considerable reduction in the thickness of concrete elements. Reactive powder concrete powerpoint presentation download.
Seminar presentation ppt on reactive powder concrete civil engineering free download as powerpoint presentation. Composition of reactive powder concrete rpc is composed of very fine powders cement, sand, quartz powder and silica fume, steel fibers optional and super plast icizer. It is used for buildings, industrial structures, bridges and dams. When reinforced with steel fibers, the fracture energy of rpc can reach 40,000 jm 2. This article presents the details of a fire test on eight prestressed reactive powder concrete rpc beams cured with 150c hot air. Radic2 1ekonerg institute, zagreb, croatia 2faculty of civil engineering, university of zagreb, zagreb, croatia abstract concrete is the most commonly used building material.
Development of an ultrahigh strength ductile concrete designated rpc reactive powder concrete, was made possible by the application of a certain number of basic principles relating to the. Mechanical properties of reactive powder concrete rpc. Files download reactive powder concrete powerpoint presentation free. Experimental study on flexural behavior of new type of. The sherbrooke reactive powder concrete footbridge. New methods of construction as well as improvement in cement formulas, aggregates and admixtures have significantly increased the type of projects for which concrete can be used.
And concerning the use of local and recycled material, glass powder from the waste glass shards material of housing industry is used. Reactive powder concrete rpc is a relatively new type of portland cementbased material with compressive strength between 200 and 800 mpa, elastic modulus between 50 and 75 gpa, and ductility with an ultimate elongation that could equal 7000 10 6 mm. Reactive powder concrete reactive powder concrete mix design. Seminar presentation ppt on reactive powder concrete. Properties of reactive powder concrete and its application in. Pdf strengthening of reactive powder concrete tbeams with. Manufacturer of quartz powder in india ray polytech pvt ltd quartz powder is added with textile sludge to improve the strength of the concrete. Rpc is formed with very fine powders like cement, sand, quartz powder and silica fume as well as steel fibres optional and superplasticizer. The fineness of the quartz powder is 200 mesh which is equivalent to 74 microns which is finer than cement. Experimental study of behaviour of reactive powder concrete strengthening by nsmcfrp corbels. Reactive powder concrete rpc ppt topics for seminar. Concrete mix design spreadsheet spreadsheet download mix. Reactive powder concrete rpc, a cementbased composite material well known for the ultra high strength, highdurability and lowporosity, made its international debut in. Mechanical behavior of reactive powder concrete with glass.
There are concretes that leads the way to the achievement of the maximum compressive strength of the order 120150 mpa. The web members are made with reactive powder concrete confined in thinwall stainless steel tubes. Reactive powder concrete introduction reactive powder concrete rpc is the generic name for a class of cementious composite materials developed by the technical division of bouygues, in the early 1990s. A state of art on development of reactive powder concrete. Reactive powder concrete market global industry analysis. Pdf effect of aggregate type on mechanical properties of.
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