O scc was first developed in japan around the year 1980. In addition to imparting selfcleaning properties, a few studies have shown that nanotio2 can accelerate the earlyage hydration of portland cement, improve compressive and flexural strengths, and enhance the abrasion resistance of concrete. Such concrete should have a relatively low yield value to ensure high flow. Epo luigi cassar, gian luca guerrini and team italy. Self compacting concrete seminar report, ppt, pdf for civil. Jun 17, 2019 selfconsolidating concrete is a highly flowable type of concrete that spreads into the form without the need for mechanical vibration. As a result of its self cleaning abilities, the concrete keeps its colour for far longer than traditional building materials, so doesnt need to be replaced so often.
It is a new construction material that has been developed in the past three decades. Crack formation is very common phenomenon in concrete structure which allows the water and different type of chemical into the concrete through the cracks and decreases their durability, strength and which also affect the reinforcement when it comes in contact with water, co 2 and other chemicals. May 09, 20 powerpoint presentations and detailed seminar reports. Download seminar report for bacterial concrete, abstract, pdf. Mar 14, 2017 for answer to your question please go to the bottom of this postconclusion. Concrete is a mixture of cement, sand, gravel and water which dries hard and strong and is used as a material for building. Certificate this is to certify that the seminar report entitled self healing. Nano concrete seminar report, ppt, pdf for civil engineering. Concrete has to be heavily vibrated for flow into very intricate forms or forms that have a lot of reinforcing bars. What makes selfcleaning concrete so amazing is that the cleaning happens without any scrubbing, thanks to the power of the sun. Selfcleaning concrete that contains those photocatalysts will be energized. Download the latest pdf and ppt on slideshare for civil projects. The seminar report on selfcompacting concrete which explains the mix design, advantages and disadvantages, applications, properties,process of making selfconsolidating concrete, theoretical and experimental studies with test results. Abstract air pollution is an environmental problem that has significant negative health implications for humans as well as other living organisms.
Selfcompacting concrete scc v introduction to selfcompacting concrete. Concrete is the most widely used construction materials for. Download seminar report for bacterial concrete, abstract. Aug 29, 2005 selfcleaning concrete will not require the use of the solvents now used to clean buildings, eliminating another source of pollutants. Final report evaluation of selfconsolidating concrete celik. Self cleaning concrete is attractive not only because of its self cleaning abilities but also because of its environmentally friendliness. Selfcompacting concrete applications and advantages.
A special construction material that keeps concrete. The selfcleaning cement developed by luigi cassar and his team is based on photocatalytic ingredients. Strong sunlight or ultraviolet light decomposes many organic materials in a slow, natural process. The seminar report on self compacting concrete which explains the mix design, advantages and disadvantages, applications, properties,process of making self consolidating concrete, theoretical and experimental studies with test results. If you are unable to download any of the topics mentioned below, you can mail to the admin to get the soft copy of the topic of your interest. Nanotechnology in concrete materials figure 1 the topdown and bottomup approaches in nanotechnology 1 sanchez and sobolev, 2010. Selfcompacting concrete procedure for mix design article pdf available in leonardo electronic journal of practices and technologies 712 june 2008 with 34,769 reads how we measure reads. It is fabricated by adding photocatalyst into conventional concrete, and the most appropriate photocatalyst to fabricate photocatalytic concrete is tio 2. Selfcleaning and depolluting concrete products are already being produced by several companies for use in the facades of buildings e. Self cleaning concrete is produced by adding catalytic material to the concrete mixture. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building. Pdf selfcompacting concrete procedure for mix design.
Hence to overcome these defects the self compacting concrete is used. The photocatalysts are added to the concrete mixture mainly in the form of anatase one of the three mineral forms of titanium dioxide. Best pdf documents and journals for seminar report and ppt on self healing concrete also known as bioconcrete or bacterial concrete. I have made this report file on the topic nano concrete. Self cleaning, airpurifying pervious concrete pavement is a promising technology that can be constructed with air cleaning agents with superhydrophilic photocatalyst capabilities, such as titanium dioxide.
The photocatalytic reaction can occur under the light when energy is higher than. The use of this contemporary cement composite in urban and interurban areas can reduce maintenance cost and ensure a cleaner environment. Experimental study on self cleaning concrete by replacing. Okamura from the university of tokyo japan is mainly responsible for initiating the development of scc. This new astonishing concrete that not only keeps itself. Stephen lane senior research scientist introduction in response to the reduction in the skilled labor force in japans construction industry and. Download bacterial concrete seminar report, ppt, pdf, bacterial concrete seminar topics, abstracts, full documentation, source code. Also explore the seminar topics paper on self compacting 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. Apr 18, 2015 shear walls are vertical elements of the horizontal force resisting system. This may help keep our cities cooler during hot seasons. Self compacting concrete seminar report, ppt for civil. Although photocatalytic concrete resisted rapid freeze and thaw damage very well, in terms of deicer salt scaling performance, only. A construction material remove pollutants from the air as it keeps its surface clean.
Jun, 2017 photocatalytic concrete has the capability to realize air depollution, self cleaning, and self disinfecting. Pdf study on selfcleaning concrete using nanoliquid tio2. Self compacting concrete seminar report, ppt, pdf for. Powerpoint presentations and detailed seminar reports. A construction material remove pollutants from the air as it.
Selfcleaning concrete using photocatalysts concrete decor. Selfhealing concrete could solve the problem of concrete structures deteriorating well before the end of their service life. When shear walls are designed and constructed properly, and they will have. Increased strength and durability are also a part of the drive to reduce the environmental footprint of the built environment by the efficient use of resources. Shear walls are constructed to counter the effects of lateral load acting on a structure. A measure of the ease by which fresh concrete can be placed and compacted. In this project, 53 grade cement is used for the experimental study. The reports discuss the types and names of bacteria, its mechanism and preparation, chemical process that fix cracks in concrete, test results, advantages and applications.
Which, to be honest, sounds like a bit of a winwin. At the same time, he found that when the air around the photocatalysized concrete was tested, it contained 80 percent less nitrous oxide than expectedindicating that the concrete cleaned the air as well. A special construction material that keeps concrete whiter than white. Photocatalysts accelerate this process, and as a catalyst they stimulate the chemical transformation without being consumed by the reaction.
Moreover, clean concrete will reflect more light, reducing the heat buildup associated with urban heat islands. Abstract sustainability is not only a word, it must be an attitude of the. It helped me a lot to realize of what we study for. Selfcompacting concrete is a nonsegregating concrete that is placed by means of its own weight. May 08, 2014 a special construction material that keeps concrete whiter than white. Self healing bacterial concrete a seminar report submitted by, zeeshan manzoor bhat enroll no. Thus the basic concept behind nanomodification of materials is that of bottomup. The most prominent properties of the type of concrete is self cleaning ability. Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format. Explore nano concrete with free download of seminar report and ppt in pdf and doc format. Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta concrete that can flow under its own weight through restricted sections without segregation and bleeding.
Self cleaning concrete strong sunlight or ultraviolet light decomposes many organic materials in a slow natural process observe how items left in a shop window fade and become brittle with time. To achieve the sustainability self cleaning concrete paves the way for the. What exactly is selfcleaning concrete, and how does it work. Jun 19, 2016 seminar report on self healing concrete 1. When the volunteer group responsible for the compassion center at college park decided to upgrade the outside areas of the center building their research indicated that raindrain was the right product for the surface drainage. The self cleaning functionality of these surfaces are commonly inspired by natural phenomena observed in lotus leaves, gecko feet, and water striders to name a few. The concrete was cast along the entire lengths of the walls to avoid construction joints. Jul 15, 2014 department of civil engineering, rajadhani institute of engineering and technology, attingal, thiruvananthapuram 2014 certificate this is to certify that the seminar report entitled self healing bacterial concrete is a bonafide record of the seminar done by saheena beevi abdul vahab, reg. Development of photocatalytic pervious concrete pavement for. Final report evaluation of selfconsolidating concrete celik ozyildirim, ph. Concrete is still one of the main materials used in the construction industry, from the foundation of buildings to the structure of bridges and underground parking lots. Feb 14, 2016 get self compacting concrete seminar report and ppt in pdf and doc. How feasible is selfcleaning concrete in terms of costs when. In addition to imparting selfcleaning properties, a few studies have shown that nanotio 2.
Photocatalytic selfcleaning concrete properties, applications. Self compacting concrete scc developed by professor hajime okamuraof kochi university of technology, japan, in1986 during his research, okamura found that the main cause of the poor durability performances of japanese concrete in structures was the inadequate compacting of the concrete in the casting operations. Selfcleaning concrete is an effective alternative to provide cleaner environment which contribute to sustainability and towards a green environment. Year self healing bacterial concrete type the document subtitle zeeshan manzoor bhat enroll no. Concrete is the most widely used construction materials for building technology. 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. Self cleaning surfaces are a class of materials with the inherent ability to remove any debris or bacteria from their surfaces in a variety of ways. Seminar report on self healing concrete slideshare.
The importance of selfcompacting concrete is that maintains all concretes durability and characteristics. Properties and performance of photocatalytic concrete. The selfcleaning properties of the concrete are induced by introducing the. Selfcleaning concrete titanium dioxide concrete scribd. Also get the seminar topic paper on self compacting 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 2016 2017. May 23, 2014 italian cement manufacturer italcementi i. You have seen this process, for example, in the way the plastic dashboard of a car fades and becomes brittle over time. Pdf concrete is the most widely used construction materials for building technology.
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