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Concrete Technology - an overview ScienceDirect Topics

Concrete technology is developing fast over the past several decades, and increasingly more احصل على السعر

QA: More-sustainable concrete with machine

2021/12/7  To do this, we need to understand the glass and mineral reactivity of constituent materials. This reactivity not only determines the limit of the possible use in cement systems but also controls concrete processing, احصل على السعر

A rapid approach for determining the mechanical properties of ...

2023/5/16  In this study, an image processing technology for the determination of the mechanical properties of geopolymer concrete was proposed. The approach was calibrated and utilized to predict the peak stress, strain corresponding to the peak stress, elastic modulus and failure modes of the geopolymer concrete.احصل على السعر

Finite element model of concrete material based on CT image processing

2019/10/1  In this paper, CT image processing technology is used to preprocess the section image of concrete cylinder specimens in order to obtain accurate aggregate geometry and position information. On this basis, the reconstructed micro-finite element model is simulated and simulated in MATLAB, and the results are compared with those of other finite ...احصل على السعر

Concrete Technology – theconstructor

Category: Concrete Technology. Concrete is a construction material composed of cement, fine aggregates (sand) and coarse aggregates mixed with water which hardens with time. ... This process is also called as mix design. These tests are conducted to find suitable mix based on locally available material to obtain strength required as per ...احصل على السعر

(PDF) Detection and Segmentation of Cement Concrete

2020/1/28  Detection and Segmentation of Cement Concrete Pavement Pothole Based on Image Processing Technology January 2020 Mathematical Problems in Engineering 2020(6):1-13احصل على السعر

Concrete - Eirich

Concrete processing with Eirich mixing technology Eirich concrete mixing technology has an excellent international reputation. Engineers and architects working on a large number of projects around the world know that they can rely on the dependability and versatility of Eirich mixing systems. Eirich mixers can easily produce concrete of any ...احصل على السعر

3D concrete printing process captures CO2 and reduces

The process involves injecting CO2 and steam—byproducts of industrial processes—into the concrete mix as the structure is being printed. The CO2 chemically reacts with calcium-based components ...احصل على السعر

Concrete Technology - an overview ScienceDirect Topics

As defined by ASTM (ASTM F2792–10, 2010), additive manufacturing is “a process of joining materials to make objects from 3D model data, usually layer upon layer, as opposed to subtractive manufacturing methodologies.”Until now, main techniques in the context of digital concrete manufacturing include layer extrusion (contour crafting, 3D concrete printing), particle bed احصل على السعر

Digital Transformation of Concrete Technology—A Review

2022/3/10  Concrete Properties Concrete Temperature. The temperature of fresh concrete and the ambient temperature are very important parameters while designing concrete mix composition, or planning, transporting, casting, and curing (Shoukry et al., 2011).Generally, high temperature accelerates the hydration process, which might require addition of retarders, احصل على السعر

Simulation of Fracture Process of Lightweight Aggregate Concrete

2024/6/20  Firstly, the image processing technology is used to produce beam specimens, uniaxial compression specimens and uniaxial tensile specimens of light aggregate concrete, which can better simulate the ...احصل على السعر

Smart materials and technologies for sustainable concrete

2023/10/1  Concrete is a sustainable and versatile construction material which can produce structures that last for thousands of years. Due to the many areas of application, concrete is the second most consumed material on Earth, only after water, with a global production of around 4.1 billion tons of cement in 2021 (Statista, 2023), and an annual concrete consumption about 7 احصل على السعر

LECTURE NOTES ON CONCRETE TECHNOLOGY Compiled by

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Introduction to Concrete - Advanced Concrete Technology

2022/8/25  The processing of concrete includes raw materials selection, mixing, placing, compacting, and curing. The properties of concrete include load-carrying capabilities, such as compressive strength, flexural strength, and fatigue.احصل على السعر

Reinforced Concrete Technology SpringerLink

2016/8/14  Concrete is a mixture composed of a filler material (aggregate) bound together by a hardened paste. One might call it man-made stone. The hardened paste is the result of a chemical reaction, called hydration, between cement and water.In addition, admixtures —various chemicals, usually in liquid form—are often used to impart desirable qualities to the freshly احصل على السعر

Smart materials and technologies for sustainable concrete

2023/10/1  Concrete is a sustainable and versatile construction material which can produce structures that last for thousands of years. Due to the many areas of application, concrete is the second most consumed material on Earth, only after water, with a global production of around 4.1 billion tons of cement in 2021 (Statista, 2023), and an annual concrete consumption about 7 احصل على السعر

LECTURE NOTES ON CONCRETE TECHNOLOGY Compiled by

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Introduction to Concrete - Advanced Concrete Technology

2022/8/25  The processing of concrete includes raw materials selection, mixing, placing, compacting, and curing. The properties of concrete include load-carrying capabilities, such as compressive strength, flexural strength, and fatigue.احصل على السعر

Reinforced Concrete Technology SpringerLink

2016/8/14  Concrete is a mixture composed of a filler material (aggregate) bound together by a hardened paste. One might call it man-made stone. The hardened paste is the result of a chemical reaction, called hydration, between cement and water.In addition, admixtures —various chemicals, usually in liquid form—are often used to impart desirable qualities to the freshly احصل على السعر

Frontiers Machine learning in concrete technology: A review of ...

2023/2/22  Building Materials, Department of Civil, Environmental and Natural Resources Engineering, Lulea University of Technology, Luleå, Sweden; Machine learning techniques have been used in different fields of concrete technology to characterize the materials based on image processing techniques, develop the concrete mix design based on historical data, and predict احصل على السعر

concrete technology Latest Research Papers ScienceGate

To avoid extended lane closures, prevent traffic congestions, and expedite the pavement construction process, precast concrete technology is a recent innovative construction method that can meet the requirement of rapid construction and rehabilitation of the pavement. This paper evaluates rapid repair techniques of concrete pavement using ...احصل على السعر

Civil Engineering - Concrete Technology - NPTEL

Strength of Concrete: Factors Affecting Test Results: Download To be verified; 26: Mechanical Properties of Concrete:Elastic Moduls, Poision'Ratio,Fatigue, Impact: Download To be verified; 27: Creep of Concrete: Download To be verified; 28: Creep and Shrinkage of Concrete: Download To be verified; 29: Shrinkage of Concrete: Download To be ...احصل على السعر

What is Concrete Technology? – Concredata

2024/10/21  Concrete technology is the study and application of the properties, behavior, and usage of concrete in construction. ... and time for the hydration process to continue. Concrete that is not cured properly will have reduced strength, surface defects, and increased permeability, making it more susceptible to damage from environmental factors. e ...احصل على السعر

Real-time monitoring of concrete crack based on deep learning ...

2023/10/1  This paper proposes a new method based on the combination of improved You Only Look Once v7 (YOLOv7) algorithm, crack expansion benchmark method, improved DeepLabv3+ algorithm, and image processing technology to monitor the whole process of crack development, including real-time crack recognition and real-time monitoring of crack dynamic احصل على السعر

Concrete Production - an overview ScienceDirect Topics

Cement production is a higher volume and more highly centralised process than concrete production, which takes place at a smaller scale in a more spatially diffuse manner at batching plants, pre-cast concrete factories and on construction sites. ... Concrete production is now, of course, a mature technology. The ancient Greeks and Romans both ...احصل على السعر

Concrete Production, Placement, Curing Process Summary

2021/1/18  In this method, concrete conveys from a central discharge point to formwork. Belt conveyors: It is used to convey concrete horizontally or inclined on the construction site. 4. Placing of concrete: Placing of concrete is the process of deposition of concrete in its required position. Placing of concrete under water is done by various methods.احصل على السعر

Condition assessment of concrete structures using automated

2024/9/23  The researchers aim to establish an intelligent model for automatic crack detection on different concrete surfaces based on image processing technology. Three different concrete surfaces—bridge decks, walls, and concrete cubes—are used to test the model. A subset of the public dataset of bridge decks and walls from SDNET (2018) and 150*150 ...احصل على السعر

Concrete - Wikipedia

A single concrete block, as used for construction. Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures to a solid over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and احصل على السعر

Machine learning in concrete science: applications, challenges,

2022/6/6  The use of ML in concrete science has been explored for cement pastes 20,21, mortars 22,23, as well as various types of concrete, including high performance concrete 24,25,26, self-consolidating ...احصل على السعر