铁水泥,碳和聚烯纤维用于加强体切割墙壁
Enea Mustafaraj1, Marco Corradi2, Yavuz Yardim3
1College of Engineering and Technology, American University of the Middle East, Egaila 54200, Kuwait.
Materials (Basel, Switzerland)
|July 14, 2023
概括
铁水泥外套,聚烯纤维和碳纤维增强聚合物板 (CFRP) 显著提高了墙的剪切阻力. 铁水泥被证明是一个成本效益和可行的强化技术,用于非钢筋墙.
科学领域:
- 土木工程 土木工程是指土木工程.
- 材料科学 材料科学 材料科学
背景情况:
- 未加固的体结构易受剪切损伤的影响.
- 现有的加强方法可能是昂贵或复杂的.
研究的目的:
- 评估铁水泥外套,聚烯纤维和碳纤维增强聚合物 (CFRP) 板在增强非增强墙的剪切阻力方面的有效性.
- 为了比较这些强化技术的性能.
主要方法:
- 在对角压缩下测试了12个未经加强的制墙面板.
- 三个面板用铁水泥外套加强了.
- 三个面板用聚烯纤维加强.
- 三个面板用CFRP板进行了增强.
- 为了进行比较,包括了对照组.
主要成果:
- 所有测试的增强技术都显著提高了剪切阻力和变形能力.
- 强化墙壁的剪切阻力提高了3.3-4.7.7倍.
- 变形能力增加了3.7-6.8.8的因素.
- 铁水泥外套显示出高效率和可行性.
结论:
- 铁水泥外套,聚烯纤维和CFRP板材在提高非钢筋体的剪切性能方面是有效的.
- 铁水泥是一个可行的,成本效益高的,传统的替代品,用于石强化.
- 结果有助于为石头结构选择最佳的改装解决方案.
相关概念视频
Ferrocement
221
Ferro-cement is a distinctive construction material that represents an innovative variant of reinforced concrete, characterized by its unique composition and the method by which it is formed. Unlike standard reinforced concrete, which relies on larger steel bars for reinforcement, ferro-cement utilizes densely packed layers of mesh or fine rods, fully encased in cement mortar. This composition allows for the creation of structures that are significantly thinner and more flexible than their...
221
Reinforced Brick Masonry
1.1K
Reinforced brick masonry is an advanced construction technique that enhances the structural integrity of brick walls by incorporating steel reinforcements. These reinforcements are either placed within the hollow cores of bricks or sandwiched between two layers of masonry, known as wythes, and are then secured in place with grout. Grout is a fluid mixture composed of Portland cement, aggregate, and water, providing the necessary bonding agent for the steel and brick.
To fortify brick walls...
To fortify brick walls...
1.1K
Composite Masonry Walls
1.2K
Composite masonry walls combine multiple wythes of the same or different masonry materials to create a unified structure. These walls feature wythes that are bonded together either through mortar-filled collar joints, grouted spaces, or more commonly, with rigid metal ties and reinforcements, with the use of masonry header units being rare. Metal ties are preferred because they effectively minimize water penetration, as these walls primarily absorb moisture and then release it into the...
1.2K
Posttensioned Masonry Walls
176
Post-tensioned masonry walls use high-strength steel rods or flexible tendons to enhance the strength and efficiency of masonry structures. These elements are securely anchored to the foundation and extend vertically either within the cores of the masonry units or between the masonry wythes. The construction process involves building the wall with these tensioning elements in place and allowing the mortar to fully cure.
Following the curing process, the tensioning begins. Steel rods are...
176
Masonry Curtain Walls
1.1K
Masonry curtain walls employ brick or stone veneers supported by the building's structure to form an external cladding system that is both aesthetically appealing and functional. These walls are erected through two principal techniques, first by traditional layering of masonry units and second by using prefabricated panels. Traditional construction relies on steel shelf angles attached to the spandrel beam for support, with high-bond mortars ensuring secure attachment of masonry veneer...
1.1K
Masonry Loadbearing Walls
141
Masonry load-bearing walls, constructed from materials like brick, stone, or concrete masonry units, serve as a crucial component in building structures by supporting the loads from floors and roofs and transferring them to the foundation. These walls, known for their compressive strength, can be reinforced or unreinforced to suit different building needs, accommodating both the dead and live loads while maintaining safety through lower working stresses compared to the materials' ultimate...
141


