Results indicate that the concrete, by using nano silica powder, was able to increase its compressive strength. Green concrete seminar report, ppt, pdf for civil engineering. It also needs up gradation due to new advancement in technologies like. The compressive and flexural strengths were tested to evaluate the modification effects of low dosage nano silica on lightweight concrete. Development of smart concrete using carbon nano tubes would be easier. Experimental study on nanosio2 improving concrete durability. Mar 14, 2011 nano concrete megha ballari and prachi borkar vi sem civil. With two billion tons of cement being produced in the world every year and concrete demand rising with the growth going. It was believed that the addition of nano particles in concrete improve the strength of conventional concrete. A synopsis explores promising new research and innovations using nanotechnology that have the potential to result in improved mechanical properties, volume change properties, durability, and sustainability in concrete materials. Nanoconcrete also spelled nano concrete or nanoconcrete is a form of concrete that contains portland cement particles that are no greater than 100. Concrete mixture with nano additives developed for monolithic.
If these nano particles are operated with nano tubes and sensible nano silica particles, then very strong and tough cement can be developed with increased properties. Definition of nano concrete for discussions presented in this paper, nano concrete is defined as a concrete made with. Concrete s nano modification ma y be made in one or all of the phases. Find, read and cite all the research you need on researchgate. Nano silica and its use in cementbased materials, especially concrete, has been the focus of many scientific studies.
Improves the materials volume properties, ability to control or handle materials at the atomic scale, nanoscale attack on asr alkali silicate reaction, to attain thinner ultimate products and rapid setting time, cost usefulness and lowered levels of environmental spoliation. Concrete is, after all, a macromaterial strongly influenced by its nano properties and understanding it at this new level is yielding new avenues for improvement of strength, durability and monitoring. This is because cement production is an energyintensive process and because concrete is the most used construction material worldwide. Get details of seminar on nano concrete pdf download.
Comparative study of the characteristics of nano silica, silica fume and fly ashincorporated cement mortars hasan biricika, nihal sarierb adepartment of civil engineering, maltepe university, marmara campus, 34857, maltepe, istanbul, turkey. How to build and setup a concrete foundation for garages, houses, room additions, etc part 1 duration. Also explore the seminar topics paper on nano 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. Nano technology in construction download presentation. Nano technology in construction download presentation do you know about nano technology which is used in construction. Nano concrete seminar report, ppt, pdf for civil engineering. Apr 23, 2015 this process is a means to efficiently remove excess water from newly placed, compacted and leveled concrete surfaces. In addition the effects of several types of nano particles on properties of concrete specimens which are cured in different curing media were investigated in several works 19. Laboratory tests were conducted to determine the compressive strength, split tensile and flexural strength of nano silica concrete at the age of 7 and 28 days. Pdf on may 10, 2016, mukul srivastava and others published presentation on nano concrete find, read and cite all the research you need on researchgate. Nano concrete is defined as a concrete made with portland ce ment particles that are less than 500 nano meters as the cementing agent.
The basic characteristics of concrete structures and materials can be altered by adding nano materials to increase mechanical properties and other parameters. Advancement made by the study of concrete at nano scale have proved nano silica much better than silica used in conventional concrete. Comparative study of the characteristics of nano silica. Jan 29, 20 nano concrete free download as powerpoint presentation. Nonprewetting and prewetting methods were used to prepare the lightweight concrete samples. Nano sio 2, additionally, was shown to accelerate the hydration reactions of both c 3 s and an ash. Nano particles used in the concrete will have a size ranging from few nanometers to 100 micrometers. Nanotechnology, nano powder, nanoclay, nanoconcrete, nanocement introduction today nanotechnology has advanced applications in. Download nano concrete complete documentation with ppt and pdf for. The addition of nano silica sio2 to cement based materials can control the degradation of the calciumsilicatehydrate reaction caused by calcium leaching in water, blocking water penetration and leading to improvements in durability mann. Experimental study on partial replacement of cement with nano. The results showed that the use o f nano zro 2 particles up to maximum replacement level of 2.
We collected most searched pages list related with seminar on nano concrete pdf download and more about it. Microstructure analysis and strength properties of concrete. With two billion tons of cement being produced in the world every year and concrete demand rising with the growth going on in china and india, ulm says that it is. Concrete continues to play a pivotal role in overall economic growth both locally and globally. Nano concrete is a concrete that utilises nano materials or a concrete with nano materials added in which. If nano cement particles can be processed with nanotubes and nano size silica particles. Explore nano concrete with free download of seminar report and ppt in pdf and doc format. Nov 01, 2016 nano silica it is the first nano product that replaced the micro silica. Mar 02, 2020 at the far eastern federal university military training center fefu, vladivostok, russia, engineers collaborated with their colleagues from rudn university to create a concrete mixture with nano additives for monolithic construction up to a height of 10 stories. Through tests on four durability indexes, strength, frost resistance, resistance to cl. Nano concrete materials reducing the carbon foot print and. Currently, the most active research areas dealing with cement and concrete are. In order to improve the sustainability of all concrete structures, there is a need to understand the interactive effect of the many issues from cradle to grave in the design phase, during construction and endoflife and, most importantly, the energy savings achievable during the use. To know more about nano concrete, look at the below ppt.
However it is expected that the use of nano silica in concrete improve the strength properties of concrete. Also explore the seminar topics paper on green 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. Pdf how strength of concrete get changed when nano sized particles are used. Nanotechnology in concrete materials figure 1 the topdown and bottomup approaches in nanotechnology 1 sanchez and sobolev, 2010. Also the use of nano sized mineral admixtures were also studied on self compacting concrete using sio 2 15, 16, fe 2o317 and zno 218,19. Nano concrete abstract carbon nanotube nanotechnology scribd. Concrete can be nanoengineered by the incorporation of nanosized building blocks or objects e.
Sujeet patil, syed umair, akshay belgar published on 20190520 download full article with reference data and citations. Nano silica it is the first nano product that replaced the micro silica. Nano concrete is a concrete that utilises nano materials or a concrete with nano materials added in which the size of the nano particles is less than 500 nm. Civil nano concrete ppt free download as powerpoint presentation. The other mechanisms of improved performance are that. Nano concrete free download as powerpoint presentation. May 20, 2019 strength of nano concrete using nano silica written by prof.
Cnts though, have many more properties, apart from exceptional strength, that are being researched in computing, aerospace and other areas and the construction industry will benefit directly or indirectly from those advancements as well. Abstract concrete is a macromaterial strongly influenced by its nano properties. Vacuum treatment of concrete has been refined to specially address concreting of large exposed surfaces in hot weather conditions. Nano concrete seminar ppt and pdf report study mafia. Concrete is a basic and most widely used construction material due to its ease of casting, strength and durability. Strength of nano concrete using nano silica written by prof. Nanotechnology in concrete materials transportation research. Civil nano concrete ppt nanotechnology carbon nanotube.
The official ultraever dry video superhydrophobic coating repels almost any liquid. Nano sio 2 has been found to improve concrete workability and strength,, to increase resistance to water penetration, and to help control the leaching of calcium, which is closely associated with various types of concrete degradation. Scribd is the worlds largest social reading and publishing site. Are you looking for seminar on nano concrete pdf download.
Nano concrete 20639 nano concrete is one of the most active research areas that encompass a number of disciplines including civil engineering and construction materials. Explore green concrete with free download of seminar report and ppt in pdf and doc format. Concrete can be nano engineered by the incorporation of nanosized building blocks or objects e. Thus the basic concept behind nanomodification of materials is that of bottomup. This page contains nano concrete seminar and ppt with pdf report. In this study, the lightweight concrete, which was modified with low dosage nano silica particles, were investigated. Low dosage nanosilica modification on lightweight aggregate. Also it is an attempt made to develop the concrete using nano sized particles as a partial replacement of cement, which satisfies the various structural properties of concrete like compressive strength and tensile strength. Apr 23, 2015 how to build and setup a concrete foundation for garages, houses, room additions, etc part 1 duration. Vacuum dewatering greatly improves the abrasion and impact resistance of the concrete surface.
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