use of sludges in green concrete ppt

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PPT – Organic Waste Composting PowerPoint presentation ...

World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Winner of the Standing Ovation Award for "Best PowerPoint Templates" from Presentations Magazine. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect.

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EXPERIMENTAL STUDY ON EFFECTS OF SLUDGE WASTE IN …

To evaluate the effect of dry sludge on concrete performance, its physical and mechanical properties were studied. In this research an attempt is taken to bring into play the sludge waste in various proportions so that the final product property of concrete mixture is same as the control mix. Waste sludge material was replace with fine and

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Concrete: the most destructive material on Earth | Cities ...

Feb 25, 2019· Concrete is a thirsty behemoth, sucking up almost a 10th of the world's industrial water use. This often strains supplies for drinking and irrigation, because 75% of this consumption is in ...

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WASTES FROM WATER TREATMENT PLANTS: LITERATURE …

backwashes. Alum coagulation sludges, which are high in gelatinous metal hydroxides, comprise large quantities of small particles. These are among the most difficult sludges to handle because of their low settling rate, low permeability to water, and thixotropic characteristics. Generally, about 5% of the treated water is used for washing filters.

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Turning Paint Sludges into Valueable Products

Dec 17, 2012· Turning Paint Sludges into Valueable Products. 17.12.2012 Author / Editor: AS VISHNOI / Dominik Stephan. Lets face a simple fact: Paint sludge is a hazardous waste that poses serious risk for both health and environment – yet they often an not be avoided in the process industry. Now, after four years of research, Indian experts were to ...

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Sustainable Concrete Materials

of concrete production. This Briefing provides designers, builders and owners with information on the sustainable performance of concrete materials, demonstrating that concrete is truly the responsible choice for sustainable development. concrete constItuents Concrete is the most commonly used construction material in the world today.

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Fly ash concrete ppt - SlideShare

Jul 26, 2014· The effective use of fly ash in concrete making is therefore attracting serious considerations of concrete technologists and government departments. 4. Global CO2 emissions: Global cement production is about 1.3 billion tons in 1996 and production of every 1 ton of cement emits 0.87 ton of carbon dioxide. In broader terms, 7% of global CO2 ...

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Graphene used to make stronger, greener concrete

Apr 23, 2018· Graphene, the "wonder material" composed of a one-atom-thick sheet of linked carbon atoms, is the world's strongest manmade material. Now, scientists have used it to create a new type of concrete ...

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CHAPTER 5 Clarifiers

***Air lift type sludge removal will not be approved for removal of primary sludges. 5.4.4 Sludge Removal Control Sludge wells equipped with telescoping valves or other appropriate equipment shall be provided for viewing, sampling and controlling the rate of sludge withdrawal. A means for measuring the sludge removal rate and sludge return ...

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Concrete PowerPoint Templates and Google Slides Themes ...

Download Concrete PowerPoint templates (ppt) and Google Slides themes to create awesome presentations. Free + Easy to edit + Professional + Lots backgrounds.

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foundry sand use in concrete ppt

replacement of sand by foundry dust in concrete. characteristics of moulding sand ppt, foundry technology seminar dust concrete, replacement of sand by stone dust as a sandComprehensive literature review on use of waste product in concrete aggregate, bottom ash, foundry sand and quarry dust to partially replace sand in concrete.

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3 - Water Supply Options - Harvard University

The system requires further development for cost effective use in water supply in rural areas. 3.2.5 Solar Disinfection. Presence of pathogenic organisms even in apparently clear arsenic safe surface water is a hindrance for use as drinking water. These organisms can …

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Steel Fiber Reinforced Concrete Mix Preparation and ...

Steel fiber reinforced concrete is a composite material having fibers as the additional ingredients, dispersed uniformly at random in small percentages, i.e. between 0.3% and 2.5% by volume in plain concrete. SFRC products are manufactured by adding steel fibers to the ingredients of concrete in the mixer and by transferring the green concrete ...

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Geo-polymer Concrete–Green Concrete for the Future—A …

Geo-polymer Concrete–Green Concrete for the Future—A Review 25 3.5. Fly ash and Alkaline activator ratio Previous studies[6,7] stated that the higher fly ash content with a higher alkaline activator content gives a high compressive strength than the lower one. A …

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Chapter 2 - Incinerators and Oxidizers

Particulates, including trace metals can be controlled through use of mechanical collectors, wet scrubbers, fabric filters, and electrostatic precipitators. Formation of dioxins and furans can be reduced by ensuring adequate combustion temperatures, providing the proper amount and distribution of combustion air, and optimizing the mixing process.

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Cement Standards and Concrete Standards

ASTM's cement and concrete standards are instrumental in the evaluation and testing of concrete, cement, and aggregates. Concrete can have different properties depending upon the mixture that is used in creating it, which contains cement, chemical admixtures, and aggregates.

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(PDF) ENVIRONMENTAL POLLUTION IN PETROLEUM REFINERIES ...

Use oily sludges as feedstock:- Many oily sludges can be sent to a coking unit or the crude distillation unit where it becomes part of the refinery products. Sludge sent to the coker can be injected into the coke drum with the quench water, injected directly into the delayed coker, or injected into the coker blowdown contactor used in ...

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Self-Compacting Concrete Applications and Advantages

Jun 17, 2019· Self-Compacting Concrete Uses . Self-compacting concrete has been used in bridges and even on pre-cast sections. One of the most remarkable projects built using self-compacting concrete is the Akashi-Kaikyo Suspension Bridge.In this project, the SCC was mixed on-site and pumped through a piping system to the specified point, located 200 meters away.

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MANAGEMENT OF NATURAL RESOURCES.ppt - Google Slides

The three R's to save the environment are Reduce, Recycle and Reuse. i) Reduce :- means using less of natural resources and avoiding. wastage of natural resources. ii) Recycle :- means the materials like paper, plastic, glass, metals. etc used for making things can again be used for making new things.

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Green Concrete - Study Mafia: Latest Seminars Topics PPT ...

A large increase in the use of green concrete in construction will provide a way to use up fly ash and hopefully free many acres of land. 3. Reduces Energy Consumption If you use less Portland cement and more fly ash when mixing concrete, then you will use less energy. The materials that are used in Portland cement require huge amounts of coal

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Recycling and Reuse of Sewage Sludge

Recycling and Reuse of Sewage Sludge. Varying degrees of environmental impact by sewage sludge disposals alternatives, present challenges for waste management practice and policy. Many regulating bodies throughout the world are implementing measures which actively promote environmentally sound and economically viable routes to convert this ...

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Green Concrete Seminar PPT with pdf report

Jan 18, 2017· Green Concrete Seminar and PPT with pdf report: Green Concrete is that type of concrete that is used to create the construction materials having a lesser effect on the environment. This version of concrete is made up from the mix of the industrial waste and inorganic polymer. The most commonly used way to produce green concrete is by using the industrial waste products such as fly …

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A review on paint sludge from automotive industries ...

Mar 15, 2016· The automotive manufacturing process results in the consumption of several natural sources and the generation of various types of wastes. The primary source of hazardous wastes at an automotive manufacturing plant is the painting process, and the major waste fraction is paint sludge, which is classified with EU waste code of 080113* implying hazardous characteristics.

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How to Color Cement | DoItYourself.com

Oct 07, 2009· Mix the Concrete. Add 2 bags of concrete mix plus any sand required to complete the mixture to a wheelbarrow or cement mixer. Mix the sand and concrete well before adding any water. Then mix the dye with 2 quarts (1/2 gallon) of water and add the colored water into the concrete mixture. Be careful that the entire mixture is well turned so that ...

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23 Different Green Building Materials - The Constructor

The aim of using green building materials is to construct energy-efficient structures and to build those structures one should be aware of different green building materials, their properties and how they contribute into saving energy.

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Norm - SlideShare

Feb 07, 2016· INTRODUCTION Each year the petroleum industry generates several thousand tons of waste including produced water, scales, sludges, and contaminated equipment. The amount produced at any oil reserve varies and depends on several factors: Geological location Formation conditions Type of production operation Age of the production well. 4.

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SEWERAGE MANUAL

- Reinforced concrete design for raft and pile cap - BS EN 1992 Earth retaining structures Guide to Retaining Wall Design, GEO Recommended design parameters for concrete and steel reinforcement are given in Table 3. 1.4 DESIGN FLOW An essential element in the design of a pumping system is the consideration of initial

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Is Concrete Sustainable? Green Building with Concrete ...

Aug 31, 2020· Green building is the concept of constructing homes and buildings we need today without depleting resources for future generations. In the new world of sustainable building, information about the strength, durability, and indestructible nature of concrete as a resourceful building material is emerging.

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Green Concrete from Sustainable Recycled Coarse Aggregates ...

Feb 02, 2015· Present investigations deal with the development of green concrete (M 30 grade) using recycled coarse aggregates for sustainable development. Characterization of recycled coarse aggregates showed that physical and mechanical properties are of inferior quality and improvement in properties was observed after washing due to removal of old weak mortar adhered on its surface.

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What is Green Concrete? Its Applications and Advantages in ...

What is Green Concrete? Concrete which is made from concrete wastes that are eco-friendly are called as "Green concrete".. Green Concrete is a term given to a concrete that has had extra steps taken in the mix design and placement to insure a sustainable structure and a long life cycle with a low maintenance surface. e.g. Energy saving, CO2 emissions, wastewater.

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Lecture 3.pdf - Environmental protection Lecture 3 Sewage ...

The process is applicable to the dewatering of wastewater sludges and has been used with varying degrees of success in both the United States and Europe. • The centrifugal devices used for thickening sludge, solid bowl and basket centrifuges, may also be used for sludge dewatering. We use centrifugal force to separate the solid from the water

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Green concrete - SlideShare

Dec 01, 2015· CONCLUSION Green concrete having reduced environmental impact with reduction of the concrete industries CO2 emissions by 30%. Green concrete is having good thermal and fire resistant. In this concrete recycling use of waste material such as ceramic wastes, aggregates, so increased concrete industry's use of waste products by 20% . Hence green ...

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The Main Advantages of Sludge Drying Beds - Wastewater Sludge

Apr 16, 2021· Paved Drying Beds Paved drying beds use concrete or asphalt lining. Normally, the lining rests on a 200- to 300-mm (8- to 12-in.)-thick built-up sand or gravel base. Figure 3.24 shows typical paved drying bed construction. The beds are normally rectangular in …

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Eco-Friendly Alternatives To Traditional Concrete ...

Jul 18, 2019· Posted on July 18, 2019. Concrete is a mixture of cement, gravel, sand, water and a range of aggregates. With about 10 billion tons of concrete produced every year, it is the most consumed substance in the world, second only to water.. It is also the world's most widely used material for construction – from bridges to large buildings, concrete forms the very foundation of our infrastructure.

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