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相关概念视频

Issues And Trends In Healthcare Delivery System01:29

Issues And Trends In Healthcare Delivery System

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The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
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Reinforced Brick Masonry01:15

Reinforced Brick Masonry

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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...
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Design Example: Sustainability in Concrete Building01:26

Design Example: Sustainability in Concrete Building

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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...
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Masonry01:28

Masonry

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Masonry, known for its strength, durability, and aesthetic versatility, encompasses construction with solid stone or man-made units like bricks, clay tiles, terra cotta, and concrete blocks, combined to form structures like walls, floors, and arches. These units are placed in a systematic fashion, known as coursing, and are bound together using mortar—a mixture typically made of water, cement, and sand.
The process of building with masonry is hands-on and can be executed with basic tools....
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Brick Masonry01:12

Brick Masonry

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Brick masonry uses bricks as the building blocks and involves building walls from individual bricks laid in mortar. The basic building block of brick masonry is the wythe, a vertical layer of bricks with a thickness of one brick. Within a wythe, bricks can be laid in various courses or patterns, with the most common being the stretcher course, where bricks are laid with their long edge horizontal and face parallel to the wall.
For thicker walls, multiple wythes are bonded together using...
139
Design Example: Dimensioning of Concrete Masonry Construction01:13

Design Example: Dimensioning of Concrete Masonry Construction

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For the construction of a storeroom using concrete masonry units, it's essential to align the dimensions of the structure with the actual sizes of the blocks and the intended mortar joints. On the site in question, there's a stockpile of concrete masonry blocks with a nominal size of eight by eight by sixteen inches, which are to be used in the construction of the storeroom.
The site engineer has laid out a plan for the storeroom with external dimensions of twelve feet in length and...
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相关实验视频

Updated: Jul 25, 2025

Three-dimensional Biomimetic Technology: Novel Biorubber Creates Defined Micro- and Macro-scale Architectures in Collagen Hydrogels
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Three-dimensional Biomimetic Technology: Novel Biorubber Creates Defined Micro- and Macro-scale Architectures in Collagen Hydrogels

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一个使用BIM和区块链的智能建筑合同框架.

Mohamed A Kamel1, Emad S Bakhoum2,3, Mohamed M Marzouk4

  • 1Orascom Construction, Cairo, Egypt.

Scientific reports
|June 23, 2023
PubMed
概括
此摘要是机器生成的。

本研究介绍了基于区块链的自动化建筑支付框架,确保及时的现金流. 智能合约和加密货币消除了第三方参与,改善了建筑项目的支付实践.

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科学领域:

  • 建设管理建设管理.
  • 区块链技术 区块链技术
  • 金融技术 金融技术

背景情况:

  • 糟糕的支付方式在建筑行业构成了重大挑战,影响了项目的现金流.
  • 当前的支付系统往往是手动的,依赖于第三方,导致延迟和争议.
  • 合同的履行直接影响了项目的财务稳定性.

研究的目的:

  • 提出一个框架,用于建筑项目的自动化支付系统.
  • 利用区块链技术开发智能建筑合同.
  • 加强项目现金流管理,减少与支付相关的问题.

主要方法:

  • 实现一个区块链框架,用于自动发放支付.
  • 使用加密货币实现无交易执行,无需中介.
  • 将5D建筑信息建模 (BIM) 与Autodesk Revit,Navisworks和Primavera P6等软件集成,以实现进度可视化和支付状态跟踪.
  • 通过一个案例研究验证在埃及开罗的一个建筑项目.

主要成果:

  • 通过自动化支付流程证明了安全的项目现金流.
  • 在履行合同条件时实现了即时支付发行.
  • 在区块链上建立了不变的电子支付记录.
  • 通过使用5D BIM.成功可视化了项目进展和支付状态.

结论:

  • 拟议的框架有效地解决了建筑行业的不良支付做法.
  • 区块链和加密货币的整合使得高效和透明的智能合约成为可能.
  • 5D BIM增强了项目监测和财务控制,确保了项目的现金流.