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Self-Healing Concrete as a Prospective Construction Material: A Review
Mugahed Amran1,2, Ali M Onaizi3, Roman Fediuk4,5
1Department of Civil Engineering, College of Engineering, Prince Sattam Bin Abdulaziz University, Alkharj 16273, Saudi Arabia.
Materials (Basel, Switzerland)
|May 20, 2022
Summary
Self-healing concrete (SHC) offers a sustainable solution to construction challenges by autonomously repairing cracks, reducing maintenance needs, and enhancing durability. This review explores SHC strategies, mechanisms, and evaluation methods for greener infrastructure.
Area of Science:
- Materials Science
- Civil Engineering
- Sustainable Construction
Background:
- Concrete's widespread use is limited by fracture formation.
- Self-healing materials, especially in green concrete, are gaining research interest.
- Existing evaluation methods for self-healing concrete lack standardization.
Purpose of the Study:
- To provide a comprehensive review of self-healing concrete (SHC).
- To analyze strategies, influential factors, mechanisms, and efficiency of self-healing.
- To discuss properties, performance, evaluation, and future trends of SHC.
Main Methods:
- Literature review of research on self-healing concrete over the last two decades.
- Analysis of various self-healing techniques and their effectiveness.
- Synopsis of properties, performance, and evaluation methodologies for SHC composites.
Main Results:
- SHC autonomously heals cracks, reducing repair needs and extending service life.
- It mitigates reinforcement corrosion and material deterioration, improving durability.
- SHC integration promises sustainable and cost-effective construction with reduced maintenance.
Conclusions:
- Self-healing concrete is a promising interdisciplinary research area with significant potential for sustainable construction.
- Further research is needed to standardize evaluation methods and explore limitations.
- SHC advancements could lead to buildings requiring less maintenance and offering greater resilience.
Keywords:
applicationsbacteriaefficiency of self-healingfiberhealing agentmechanism of self-healingself-healingself-healing concretestrategiesMore Related Videos
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