セラミックタイルと天然石の産業における持続可能性と競争力の多次元評価:国間比較研究
Reza Yarahmadi1, Ali Asghar Asadi2
1Department of Mining Engineering, Abadeh High Education Center, Shiraz University, Abadeh, Iran. reza.yarahmadi@saadi.shirazu.ac.ir.
Scientific reports
|August 21, 2025
まとめ
天然石は高額な初期費用にもかかわらず,長期的にはセラミックタイルよりも費用対効果が優れています. 二酸化炭素 (CO2) の排出は,産業構造に大きく影響し,持続可能な建材に関する政策に影響を与えています.
科学分野:
- 建材 科学
- 産業経済学
- 環境科学
背景:
- 世界的な建材業界は 天然石とセラミックタイル産業の激しい競争が特徴です.
- 様々な経済における経済,環境,組織,産業のパフォーマンスを評価するために,包括的な比較分析が必要である.
研究 の 目的:
- 天然石とセラミックタイルの産業の統合比較分析を行う.
- 経済的,環境的,組織的,産業的な指標を用いて業績を評価する.
- 構造的圧力と長期的な費用対効果の主要な要因を特定する.
主な方法:
- ライフサイクルコスト (LCC) の統合,SWOT分析,ポーターの5つの力
- 機械学習技術の適用:主成分分析 (PCA),K-Meansクラスタリング,SHAP分析
- 生産コスト,エネルギー消費量,CO2排出量,水の使用量,廃棄物発生に関する標準化されたデータの比較分析
主要な成果:
- PCAは,経済的なエネルギー密度と環境負担を反映した主要な要素を特定しました.
- 持続可能な,半持続可能な,リスクの高い発展途上国に分類する.
- SHAPの分析では,CO2排出が構造圧力の主要な要因であり,LCCは天然石の長期的なコスト優位性を示した.
結論:
- 天然石はセラミックタイルと比較して長期的に優れたコスト効率を提供します.
- 二酸化炭素の排出は,産業の構造的圧力と気候政策に影響を与える重要な要因です.
- 組織的な成熟と技術的な統合は先進国におけるセラミック・タイルの分野を好む一方,発展途上国における天然石産業は課題に直面しています.
さらに関連する動画
関連する概念動画
01:26Design Example: Sustainability in Concrete Building
226
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...
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...
226
01:22Toughness and Hardness of Aggregate
334
Toughness and hardness are critical properties of aggregate materials used in concrete, particularly on pavement surfaces and industrial flooring subjected to heavy loads. Toughness is defined as the aggregate's resistance to failure by impact and is measured by the aggregate impact value (AIV). For this, the aggregate impact value test is performed, wherein the impact is delivered by a standard hammer, which falls freely under its own weight onto the aggregates. The aggregates fragment in...
334
01:28Masonry
632
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....
The process of building with masonry is hands-on and can be executed with basic tools....
632
01:21Aggregate Cement Ratio
331
The Aggregate Cement ratio refers to the weight of aggregate divided by the weight of cement in a concrete mix. Altering this ratio has profound effects on the concrete's properties. This ratio plays a pivotal role in determining the strength, workability, and durability of concrete. When the Aggregate Cement ratio is higher, the mix is leaner, meaning it has less cement paste to lubricate the aggregate, potentially making the concrete less workable. Such mixes, known as lean, enhance the...
331
01:25Workability of Concrete
157
The workability of concrete is a crucial property that affects its handling, placing, and finishing during construction. It describes the ease with which concrete can be mixed, placed, compacted, and finished. Workability is primarily concerned with the concrete's movement and its ability to resist internal friction and external resistance from molds and reinforcements during the application process.
Concrete's workability is determined by its resistance to internal forces that arise...
Concrete's workability is determined by its resistance to internal forces that arise...
157
01:15Brick Durability, Strength, and Appearance
362
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...
362