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العنوان
Mechanical properties and durability of fiber reinforced alkali activated slag concrete compared to ordinary Portland cement concrete /
المؤلف
Ahmed Hamed Anwar Mohamed ElDeeb,
هيئة الاعداد
باحث / Ahmed Hamed Anwar Mohamed ElDeeb
مشرف / Ahmed Mahmoud Maher Ragab
مناقش / Ahmed Mahmoud Maher Ragab
مناقش / ElSayed AbdElRaouf Nasr
الموضوع
Structural Engineering
تاريخ النشر
2022.
عدد الصفحات
129 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الهندسة المدنية والإنشائية
تاريخ الإجازة
18/4/2022
مكان الإجازة
جامعة القاهرة - كلية الهندسة - Structural Engineering
الفهرس
Only 14 pages are availabe for public view

from 151

from 151

Abstract

The world is changing, and the necessity to save the Environment became a priority for most countries. It was proven that the Cement is the second most-consumed resource on Earth after water. The Cement industry became one of the largest emitters of Carbon Dioxide (CO2) with approximately 8% of global (CO2) emission which pollutes the atmosphere. Producing one-ton cement emits around one ton of Carbon Dioxide (CO2) into the air.Although, the significant mechanical and physical propertiesof Cement, many Organizations and researchers are seeking to find alternative binders, to produce concrete free of negative effects. One of the greatest invented alternatives is Geopolymer Concrete. This study investigated the mechanical properties and durability of alkali-activated slag concrete (AASC) considering various parameters in different durations and compared it to the Ordinary Portland Cement Concrete (OPCC). In addition, it examined involving the Polypropylene fibers in the chemical reactions and investigated theirinfluenceon the mechanical properties and durability of AASC and OPCC. The conducted tests showed impressive results for the Geopolymer Concrete against the Conventional concrete as, for the same source material content of both types (AASC) showed higher compressive, Indirect tensile, flexural strength and lower water permeability than OPCC. Adding the Polypropylene fibers to the mixes by 0.15% and 0.25% of the source materialweightfor both types showed enhancement in their mechanical properties.