design of alkali activated slag‒fly ash concrete

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DESIGN OF ALKALI ACTIVATED SLAG‒FLY ASH CONCRETE MIXES ...

alkali activated concrete has primarily focused on the effect of source material properties and ratio of mix proportions on the compressive strength development. ttle Li research has focused on developing a standard mix design procedure for alkali activated slag‒fly ash blended concrete for a range of compressive strength grades. This study

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

01/09/2020  This study developed a standard mixture design procedure for alkali-activated slag-fly ash (low-calcium, Class F) blended concrete using two machine learning techniques: artificial neural networks (ANN) and multivariate adaptive regression spline (MARS). The algorithm for the predictive model for concrete mixture design was developed using MATLAB programming environment by

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

This study investigates chloride ingress into alkali-activated slag/fly ash (AA-S/F) concretes with various ratios of slag to fly ash (80/20, 60/40, 40/60 and 20/80). Alkaline activators were a ...

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

This study developed a standard mix design procedure for alkali activated slag‒fly ash (low calcium, class F) blended concrete using two machine learning techniques, Artificial Neural Networks (ANN) and Multivariate Adaptive Regression Spline (MARS). The algorithm for the predictive model for concrete mix design was developed using MATLAB ...

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures Using Machine Learning. So far, alkali-activated concrete has primarily focused on the effect of source material properties and ratio of mixture proportions on the compressive strength development. A little research has focused on developing a standard mixture design procedure for alkali-activated concrete for a range of compressive ...

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MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED ...

28/11/2017  6. Mixture Design of Alkali Activated Concrete with Flyash and Slag • In order to evaluate parameters affecting the compressive strength, density of concrete was assumed to be 2400 kg/m3 and variation was done in following parameters: Amount of source material Molarity of sodium hydroxide Ratio of sodium hydroxide to sodium silicate Super ...

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

This study developed a standard mix design procedure for alkali activated slag‒fly ash (low calcium, class F) blended concrete using two machine learning techniques, Artificial Neural Networks (ANN) and Multivariate Adaptive Regression Spline (MARS). The algorithm for the predictive model for concrete mix design was developed using MATLAB ...

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Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures ...

Design of Alkali-Activated Slag-Fly Ash Concrete Mixtures Using Machine Learning. So far, alkali-activated concrete has primarily focused on the effect of source material properties and ratio of mixture proportions on the compressive strength development. A little research has focused on developing a standard mixture design procedure for alkali-activated concrete for a range of compressive ...

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MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED ...

28/11/2017  6. Mixture Design of Alkali Activated Concrete with Flyash and Slag • In order to evaluate parameters affecting the compressive strength, density of concrete was assumed to be 2400 kg/m3 and variation was done in following parameters: Amount of source material Molarity of sodium hydroxide Ratio of sodium hydroxide to sodium silicate Super ...

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MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED ...

21/01/2018  1. MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED CONCRETE FOR PRECAST CONCRETE Department of Civil Engineering Institute of Technology Nirma University Prepared By: Prof. Sonal P Thakkar Assistant Professor Daxesh Patel M.Tech Student 33rd National Convention of Civil Engineers, IEI

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Efficient mix design of alkali activated slag concretes ...

This is a repository copy of Efficient mix design of alkali activated slag ... (2010) proposed a mix design method for alkali activated 32 fly ash-based concrete but did not discuss how to deal with the effects of the ingredients’ specific 33 gravities, while assuming a constant concrete density of 2400 kg/m3. As Shi et al. (2006) reported, the 34 mix design methods presented for alkali ...

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Suitability of alkali activated slag/fly ash (AA-GGBS/FA ...

Suitability of alkali activated slag/fly ash (AA-GGBS/FA) concretes for chloride environments: Characterisation based on mix design and compliance testing Bondar, D., Basheer, M., Nanukuttan, S. (2019). Suitability of alkali activated slag/fly ash (AA-GGBS/FA) concretes for chloride environments: Characterisation based on mix design and compliance testing. Construction and Building Materials ...

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Design and Analysis of Lightweight Alkali-Activated Slag ...

09/08/2021  The base material is considered as fly ash (FA) and alkali-activated slag (AAFS). The main components of lightweight geopolymer mortar are insubstantial burnish aggregate and AAFS binder or alkali ...

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Drying shrinkage of alkali-activated slag and fly ash ...

Key words: Shrinkage, alkali-activated slag and fly ash, concrete, stress, cracking, drying 1 Introduction Alkali-activated materials (AAMs) have emerged as eco-friendly alternatives to ordinary Portland cement (OPC). While OPC has been widely used for centuries with stable engineering performances, the cement production contributes at least 5-8% of the total CO2 emission worldwide

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A review on alkali-activated slag concrete - ScienceDirect

01/06/2021  The CS of alkali-activated fly ash-slag concrete (AAFS) was studied with different levels of GGBFS replacement . It was noticed that the CS of AAFS increased by increasing the GGBFS level. When the GGBFS increased from 10% to 30%, the CS increased from 21.90 to 56.43 MPa. The CS increased by 34.29%, 90.70%, 113.44% and 157.66% with increasing ...

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[PDF] A Mix Design Procedure for Alkali-Activated High ...

This research focuses on developing a mix design methodology for alkali-activated high-calcium fly ash concrete (AAHFAC). High-calcium fly ash (FA) from the Mae Moh power plant in northern Thailand was used as a starting material. Sodium hydroxide and sodium silicate were used as alkaline activator solutions (AAS). Many parameters, namely, NaOH concentration, alkaline activator solution-to-fly ...

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MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED ...

28/11/2017  6. Mixture Design of Alkali Activated Concrete with Flyash and Slag • In order to evaluate parameters affecting the compressive strength, density of concrete was assumed to be 2400 kg/m3 and variation was done in following parameters: Amount

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MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED ...

21/01/2018  1. MIXTURE DESIGN OF FLY ASH SLAG BASED ALKALI ACTIVATED CONCRETE FOR PRECAST CONCRETE Department of Civil Engineering Institute of Technology Nirma University Prepared By: Prof. Sonal P Thakkar Assistant Professor Daxesh Patel M.Tech Student 33rd National Convention of Civil Engineers, IEI

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Efficient mix design of alkali activated slag concretes ...

This is a repository copy of Efficient mix design of alkali activated slag ... (2010) proposed a mix design method for alkali activated 32 fly ash-based concrete but did not discuss how to deal with the effects of the ingredients’ specific 33 gravities, while assuming a constant concrete density of 2400 kg/m3. As Shi et al. (2006) reported, the 34 mix design methods presented for alkali ...

Get Price

Design and Analysis of Lightweight Alkali-Activated Slag ...

09/08/2021  The base material is considered as fly ash (FA) and alkali-activated slag (AAFS). The main components of lightweight geopolymer mortar are insubstantial burnish aggregate and AAFS binder or alkali ...

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Performance of slag-fly ash based alkali activated ...

05/08/2020  In the current study, pavement quality concrete (PQC) is produced using alkali activation. The main focus of the work is to study the effect of powdered glass as a binding ingredient in Alkali-Activated Concrete (AAC) mixes. The alkaline activator used to activate the binder was sodium hydroxide solution dispersed in liquid sodium silicate. The ...

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A Comparative Study of Alkali Activated Slag and Fly Ash ...

The effect of sodium oxide dosage and activator modulus on the compressive strength of concrete specimens was explored and the results used to design suitable AAS and. Loading... Home Other. A Comparative Study of Alkali Activated Slag and Fly Ash-Based Geopolymer Concrete . 6 0 0

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A Mix Design Procedure for Alkali-Activated High-Calcium ...

This research focuses on developing a mix design methodology for alkali-activated high-calcium fly ash concrete (AAHFAC). High-calcium fly ash (FA) from the Mae Moh power plant in northern Thailand was used as a starting material. Sodium hydroxide and sodium silicate were used as alkaline activator solutions (AAS). Many parameters, namely, NaOH concentration, alkaline activator solution-to-fly ...

Get Price

[PDF] A Mix Design Procedure for Alkali-Activated High ...

This research focuses on developing a mix design methodology for alkali-activated high-calcium fly ash concrete (AAHFAC). High-calcium fly ash (FA) from the Mae Moh power plant in northern Thailand was used as a starting material. Sodium hydroxide and sodium silicate were used as alkaline activator solutions (AAS). Many parameters, namely, NaOH concentration, alkaline activator solution-to-fly ...

Get Price

Durability of alkali-activated fly ash and slag concrete ...

T1 - Durability of alkali-activated fly ash and slag concrete. AU - Arbi Ghanmi, Kamel. AU - Nedeljkovic, Marija. AU - Zuo, Yibing. AU - Ye, Guang. PY - 2016. Y1 - 2016. N2 - Alkali-activated materials (AAM) have received increasing interest during the past few decades due to their environmental and technological advantages. However the durability of these binders is still considered as an ...

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Cracking potential of alkali-activated slag and fly ash ...

Cracking potential of alkali-activated slag and fly ash concrete subjected to restrained autogenous shrinkage Zhenming Li a, *, ... Mixture design of AAS and AASF concrete (kg/m3). Mixtures AAS AASF Slag 400 200 Fly ash 0 200 Activator 200 200 Aggregate [0–4 mm] 789 Aggregate [4–8 mm] 440 440 Aggregate [8–16 mm] 525 525 Admixtures – – Fig. 1. Testing set-up for elastic modulus ...

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