错误的建筑设计造成的体现的CO2成本是多少?
1Department of Engineering, University of Cambridge, Trumpington Street, Cambridge CB2 1PZ, UK.
概括
碳税需要极高的税率才能有效地影响结构设计. 然而,新的设计工具在建筑项目中显著减少了体现的碳,即使没有货币激励措施.
科学领域:
- 土木工程 土木工程是指土木工程.
- 可持续建筑 可持续建筑
- 环境科学 环境科学
背景情况:
- 当前的建筑实践平衡了碳排放和成本.
- 未来钢铁生产 (电弧炉) 和混凝土设计的转变可能会改变这种平衡.
- 保持环境影响与成本之间的协调对于可持续发展至关重要.
研究的目的:
- 评估碳税对提高结构设计的潜力.
- 分析具有恒定的成本但具有不同的物质影响的体现碳差异.
- 评估 PANDA 设计工具对项目体现碳的影响.
主要方法:
- 分析碳税对结构设计策略的有效性.
- 在稳定的建筑成本下,对嵌入式碳变量的评估.
- 在现实世界项目中评估一种新的早期设计工具 (PANDA).
主要成果:
- 碳税必须非常高,以影响设计,对某些框架类型的影响有限.
- 嵌入式碳可以因异质材料变化而脱离成本.
- 潘达工具显著改善了体现的碳结果,独立于金融激励.
结论:
- 目前的碳税水平不足以推动结构设计的重大变化.
- 预测和管理材料体现的碳异质性至关重要.
- 早期的设计工具提供了一个有希望的途径,可以大幅减少建筑的环境足迹.
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