ニューラルネットワークを使用して花粉で改造されたセメント複合材料の選択された物理的および機械的性質の識別
1Faculty of Civil Engineering, Wroclaw University of Science and Technology, Wybrzeze Wyspianskiego 27, 50-370 Wroclaw, Poland.
Materials (Basel, Switzerland)
|August 28, 2025
まとめ
この研究では,花粉でコンクリートの性質を評価するために,人工ニューラルネットワークを使用して予測モデルを開発しました. このモデルは 廃棄物の利用により 持続可能な建設を支援し 性能を正確に予測します
科学分野:
- 材料科学
- 土木工学
- 人工知能
背景:
- コンクリート業界で持続可能な建築材料の需要が増えています.
- シメント生産に関連するCO2排出量を削減する必要がある.
- 砂岩粉などの廃棄物の副産物を補足セメント材料 (SCM) として探査する.
研究 の 目的:
- グラニット粉末によるセメント複合物の物理的および機械的性質の信頼できる予測モデルを開発する.
- 部分的なセメントの代替品として グラニット粉を評価する.
- コンクリート技術の複数の出力を予測する機械学習を活用する.
主な方法:
- シメントベースの複合材料の実験試験で,最大30%の花岩粉が含まれています.
- 圧縮強度,結合強度,パッキング密度に注目してください.
- 2つの隠された層 (10と15のニューロン) の多層感知器 (MLP) の人工ニューラルネットワークの開発と応用.
主要な成果:
- MLPモデルは,すべてのテストされた特性に対して高い予測精度 (R > 0.9,MAPE < 6%) を達成した.
- グラニット粉末の組み込みは,コンクリートの性能に長期間良い影響を与えました.
- モデルの予測能力は,グラニット粉の含有量で30%まで検証されています.
結論:
- グラニット粉はコンクリートの性能と持続性を高めるための有効なSCMです.
- 機械学習,特にニューラルネットワークは 凝固した複合設計を最適化するのに有効です
- この研究は,環境に優しい建築材料を開発するためのデータベースのアプローチを促進します.
関連する概念動画
Fineness of Cement
211
The fineness of cement directly influences the rate of hydration, as the hydration begins at the surface of the cement particles. In addition to hydration, the fineness of cement is vital for various properties of concrete including workability, gypsum requirement, and long-term behavior. The fineness of cement is represented in terms of the specific surface of cement which is typically measured in square meters per kilogram, with several methods available for this determination.
Direct...
Direct...
211
Strength of Cement
214
Strength tests for cement are not performed directly on neat cement paste due to difficulty in obtaining consistent, reliable specimens. Instead, cement is typically tested in the form of cement-sand mortar.
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
214
Abrasion Resistance of Concrete
199
Abrasion resistance is an essential characteristic of concrete that determines its durability and longevity under various wear conditions. Concrete surfaces are vulnerable to different types of abrasion. For instance, surfaces may wear down due to the constant movement of vehicles or be eroded by solids carried in water, as seen in concrete canal linings. Specific tests are conducted to measure the abrasion resistance of concrete.
One such test is the revolving disc test, where three plates...
One such test is the revolving disc test, where three plates...
199
Pozzolans
189
Pozzolans are siliceous or aluminous materials blended with Portland cement. They interact with the calcium hydroxide produced during the hydration of Portland cement and contribute to improved strength and durability of concrete. The pozzolanic activity, a measure of a pozzolan's effectiveness, is typically assessed using the strength activity index, as defined in ASTM C 618-93, which calculates the ratio of the compressive strength of cement mixtures with and without pozzolan.
Fly ash is...
Fly ash is...
189
Portland Cement
296
Portland cement is the essential binding ingredient in concrete, made from finely ground materials including lime, iron, silica, and alumina. Lime is derived primarily from limestone, marble, marl, seashells, and clays, which also supply iron and alumina, while silica is sourced from sand, chalk, and bauxite. Contemporary manufacturing of Portland cement is a significant source of carbon dioxide emissions, prompting research into reducing its content in concrete through alternative...
296
Impact Strength of Concrete
326
Impact strength in concrete is a critical measure that reflects the material's capability to endure the forces applied during pile driving and when supporting machinery foundations that experience impulsive loads. It is also essential when handling precast concrete components to prevent accidental damage. The impact strength is assessed by observing the concrete's resistance to repeated impacts and energy absorption capacity. A key indicator of significant damage to concrete is when it...
326


