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相关概念视频

Bricks01:14

Bricks

87
Bricks, a fundamental building material, are crafted from fired clay and exhibit a range of shapes, sizes, and colors. The production process starts with extracting local clay or shale, which is then crushed, ground, and screened for a fine texture. The refined material is blended with water, creating a pliable mixture that can be formed into bricks using one of three processes: soft mud, dry press, or stiff mud methods.
Soft mud bricks are shaped in molds with high moisture content and can be...
87
Brick Classifications01:16

Brick Classifications

103
Bricks, a fundamental component of construction, are categorized based on their application and structural characteristics into several types. These include facing bricks, building bricks, hollow bricks, paving bricks, and firebricks. Facing bricks, also referred to as face bricks, are primarily used for both structural support and visual appeal, making their appearance a crucial aspect. In contrast, building bricks are typically used in concealed sections of a structure, such as behind the...
103
Design Example: Sustainability in Concrete Building01:26

Design Example: Sustainability in Concrete Building

154
As the construction industry moves towards more eco-friendly practices, concrete's adaptability and its ability to incorporate sustainable features make it a key material in the drive towards greener building solutions.
There are multiple approaches to achieve sustainability in a commercial concrete building. For instance, construct a concrete parking area under the building, utilizing pervious concrete paver blocks in open areas to facilitate rainwater collection through an underground...
154
Thermal Insulation in Masonry Walls01:22

Thermal Insulation in Masonry Walls

104
In hot, dry climates, the thermal mass of masonry walls can be beneficial, absorbing heat during the day and releasing it at night, thereby stabilizing indoor temperatures. However, in most other climates, additional insulation is necessary to enhance thermal resistance.
External insulation can be applied using an Exterior Insulation and Finish System (EIFS), which involves affixing panels of plastic foam to the wall and covering them with a polymeric stucco reinforced with glass fiber mesh....
104
Brick Durability, Strength, and Appearance01:15

Brick Durability, Strength, and Appearance

142
Brick durability, strength, and appearance are crucial factors in construction, influencing the choice of bricks for specific applications. The process of freeze-thaw, for instance, significantly affects brick durability. This phenomenon occurs when water absorbed by a brick expands as it freezes, potentially causing damage when it melts and refreezes. Bricks are graded for durability: SW-grade bricks are the most durable, offering high strength and low water absorption, followed by MW-grade...
142
Reinforced Brick Masonry01:15

Reinforced Brick Masonry

630
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...
630

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相关实验视频

Updated: May 30, 2025

Sandy Soil Improvement through Microbially Induced Calcite Precipitation MICP by Immersion
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绿色建筑发展利用改造的烧土和蛋废弃物.

Wafaa Soliman1, Yasser M Z Ahmed2, Ahmed Ghitas3

  • 1Geology Department, Faculty of Science, Sohag University, Sohag, Egypt. wafaaahmed602@yahoo.com.

Scientific reports
|January 27, 2025
PubMed
概括

将蛋废物纳入烧土中,可以显著提高其绝热性能. 这种可持续的方法重新利用废物,从而产生更节能,更耐用的建筑材料,降低了导热率.

关键词:
散装密度 散装密度 散装密度粘土蛋复合块 复合块蛋废弃物回收的回收方法收缩行为 收缩行为表面的多孔性 表面的多孔性热物理组成 热物理组成

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科学领域:

  • 材料科学 材料科学 材料科学
  • 可持续建筑 可持续建筑
  • 废物管理 废物管理

背景情况:

  • 不充分的建筑外隔热导致了供暖和冷却的高能耗.
  • 有效的废物回收和处理是环境和经济的关键挑战.
  • 需要可持续的建筑材料,提高耐热性.

研究的目的:

  • 评估使用蛋废弃物作为烧土中碳酸填充剂的可行性.
  • 研究不同蛋含量对的物理化学和热特性的影响.
  • 确定再利用废物材料的潜力,以创建节能建筑解决方案.

主要方法:

  • 系统地研究不同蛋废弃物百分比的的物理化学和热特性.
  • 分析热导电性,扩散性,扩散性,多孔性,散密度和机械强度.
  • 利用X射线衍射 (XRD) 和能量散射X射线 (EDX) 光谱来进行材料表征.

主要成果:

  • 具有7%重量蛋 (CEs7%) 的块显示干燥收缩率降低 (38.7%),平均毛孔尺寸增加 (78.8%),明显毛孔度更高 (52.7%),压力强度提高 (57.5%).
  • 与原始相比,在1100°C燃烧的10%蛋的显示出导热率降低了50%,热扩散率降低了30%,热扩散率降低了30%.
  • 在高燃烧温度下形成状融被确定为增强绝缘性能的关键因素.

结论:

  • 将蛋废物整合到烧焦的粘土中,可以显著提高热绝缘能力和材料性能.
  • 添加蛋废物将废物转化为可持续建筑材料的宝贵资源.
  • 这些增强提供了一种可行的解决方案,可以减少建筑物供暖和冷却的能源消耗.