The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review
This review provides the hydration and volume expansion mechanism of expansive materials, with the goal of utilizing them in the development of sustainable mining methods. The main focus of the review will be the newly developed non-destructible rock fragmentation method, slow releasing energy mater...
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doaj-e2751f233edb4702841ac406d213421c2021-09-26T00:06:08ZengMDPI AGEnergies1996-10732021-09-01145965596510.3390/en14185965The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A ReviewJanethri Buddhipraba Liyanage0Ranjith Pathegama Gamage1Department of Civil Engineering, Deep Earth Energy Laboratory, Monash University, Building 60, Melbourne, VIC 3800, AustraliaDepartment of Civil Engineering, Deep Earth Energy Laboratory, Monash University, Building 60, Melbourne, VIC 3800, AustraliaThis review provides the hydration and volume expansion mechanism of expansive materials, with the goal of utilizing them in the development of sustainable mining methods. The main focus of the review will be the newly developed non-destructible rock fragmentation method, slow releasing energy material agent (SREMA), which is a modified soundless chemical demolition agent (SCDA). The review aims to address one of the main gaps in studies related to SREMA, by presenting a thorough understanding of the components of SREMA and their mechanisms of action, leading to volume expansion. Thus, this review would act as a guide for researchers working on using expansive materials for rock breaking. As many literatures have not been published regarding the recently discovered SREMA, studies on cements, expansive cements, and soundless chemical demolition agents (SCDA) were mainly considered. The chemical reactions and volume expansive processes of these materials have been studied and incorporated with the additives included in SREMA, to understand its behavior. Literature containing experimental studies analyzing the heat of hydration and microstructural changes have been mostly considered along with some of the heavily discussed hypotheses regarding the hydration of certain components, to predict the volume expansive mechanism of SREMA. Studies related to SREMA and other similar materials have shown drastic changes in the heats of hydration as the composition varies. Thus, SREMA has the capability of giving a wider range of expansive energies in diverse environmental conditionshttps://www.mdpi.com/1996-1073/14/18/5965slow releasing energy material agent (SREMA)preconditionsrock fragmentationsoundless chemical demolition agent (SCDA)volume expansionhydration mechanism |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Janethri Buddhipraba Liyanage Ranjith Pathegama Gamage |
spellingShingle |
Janethri Buddhipraba Liyanage Ranjith Pathegama Gamage The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review Energies slow releasing energy material agent (SREMA) preconditions rock fragmentation soundless chemical demolition agent (SCDA) volume expansion hydration mechanism |
author_facet |
Janethri Buddhipraba Liyanage Ranjith Pathegama Gamage |
author_sort |
Janethri Buddhipraba Liyanage |
title |
The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review |
title_short |
The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review |
title_full |
The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review |
title_fullStr |
The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review |
title_full_unstemmed |
The Hydration and Volume Expansion Mechanisms of Modified Expansive Cements for Sustainable In-Situ Rock Fragmentation: A Review |
title_sort |
hydration and volume expansion mechanisms of modified expansive cements for sustainable in-situ rock fragmentation: a review |
publisher |
MDPI AG |
series |
Energies |
issn |
1996-1073 |
publishDate |
2021-09-01 |
description |
This review provides the hydration and volume expansion mechanism of expansive materials, with the goal of utilizing them in the development of sustainable mining methods. The main focus of the review will be the newly developed non-destructible rock fragmentation method, slow releasing energy material agent (SREMA), which is a modified soundless chemical demolition agent (SCDA). The review aims to address one of the main gaps in studies related to SREMA, by presenting a thorough understanding of the components of SREMA and their mechanisms of action, leading to volume expansion. Thus, this review would act as a guide for researchers working on using expansive materials for rock breaking. As many literatures have not been published regarding the recently discovered SREMA, studies on cements, expansive cements, and soundless chemical demolition agents (SCDA) were mainly considered. The chemical reactions and volume expansive processes of these materials have been studied and incorporated with the additives included in SREMA, to understand its behavior. Literature containing experimental studies analyzing the heat of hydration and microstructural changes have been mostly considered along with some of the heavily discussed hypotheses regarding the hydration of certain components, to predict the volume expansive mechanism of SREMA. Studies related to SREMA and other similar materials have shown drastic changes in the heats of hydration as the composition varies. Thus, SREMA has the capability of giving a wider range of expansive energies in diverse environmental conditions |
topic |
slow releasing energy material agent (SREMA) preconditions rock fragmentation soundless chemical demolition agent (SCDA) volume expansion hydration mechanism |
url |
https://www.mdpi.com/1996-1073/14/18/5965 |
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