新興建設技術の炭素削減ポテンシャルと選定戦略
Zhiping Liu1,2, Zongjun Xia3,4, Jing Li1,2
1State Key Laboratory for Tunnel Engineering, China University of Mining and Technology (Beijing), D11, Xueyuan Road, Haidian District, Beijing, 100083, China.
Scientific reports
|February 9, 2026
まとめ
プレハブ化や廃棄物削減などの新興建設技術は、炭素排出量を大幅に削減する。これらの技術を選択するための戦略的なアプローチは、建設部門で大幅な削減を達成できる。
科学分野:
- 建設技術
- 環境科学
- 持続可能な工学
背景:
- 建設部門は、世界の炭素排出の主要な貢献者です。
- 新興建設技術の採用は、環境への影響を軽減するために不可欠です。
- 炭素削減は、革新的なソリューションを必要とする重要な地球規模の課題です。
研究 の 目的:
- 25の新興建設技術の炭素削減ポテンシャルを定量的に評価する。
- 削減経路を調査し、これらの技術の比較分析を提供する。
- 建設業界における技術選定と政策立案のためのデータ駆動型洞察を提供する。
主な方法:
- 25の新興建設技術の定量的評価。
- 炭素排出削減経路の分析。
- 選択された技術の比較分析と分類。
- ケーススタディによる段階別技術選定戦略の検証。
主要な成果:
- 再生可能資源と廃棄物削減技術は、エネルギー消費と廃棄物輸送からの排出量を大幅に削減します。
- プレハブ化技術は、建設排出量を90%以上削減できます。
- 高強度材料は最も削減効果が低く(30%未満)、プロセス合理化技術は様々です。
- ケーススタディでは、統合技術の適用により、現場での排出量が28.49%削減されることが実証されました。
結論:
- 新興建設技術は、炭素削減とカーボンニュートラル達成に大きな可能性をもたらします。
- プレハブ化と廃棄物削減戦略は、大幅な排出量削減のための重要な手段です。
- 段階別技術選定戦略は、建設プロジェクトにおける統合的な炭素削減に効果的です。
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