在可持续建筑规划过程中的动态生命周期影响评估 (DLCIA)
Chujun Zong1, Farzan Banihashemi2, Werner Lang2
1Chair of Energy Efficient and Sustainable Design and Building, Technical University of Munich, Munich, Germany. chujun.zong@tum.de.
Scientific reports
|September 23, 2025
概括
本研究介绍了建筑物的动态生命周期影响评估 (DLCIA),表明动态全球变暖潜力 (GWP) 比静态计算高. DLCIA有效指导可持续建筑解决方案,减少对环境的影响.
科学领域:
- 环境科学 环境科学
- 可持续建筑 可持续建筑
- 建筑性能分析 建筑性能分析
背景情况:
- 建筑行业对环境影响做出了重大贡献.
- 生命周期评估 (LCA) 对可持续建筑至关重要,但往往缺乏动态考虑.
- 传统的LCA可能无法准确地捕捉到建筑物的生命周期动态.
研究的目的:
- 通过实施动态生命周期影响评估 (DLCIA) 来提高建筑物LCA的可信性.
- 通过使用DLCIA,在产品和生命周期结束 (EoL) 阶段评估固体造建筑的改进解决方案.
- 将动态GWP计算与传统静态方法进行比较,并评估动态循环回收模型的影响.
主要方法:
- 实施动态生命周期影响评估 (DLCIA) 方法,与IPCC AR 6保持一致.
- 随着时间的推移计算全球变暖潜力 (GWP),比较动态和静态评估方法.
- 集成一个动态循环回收模型,用于终生阶段改进解决方案.
主要成果:
- 动态GWP计算总是比静态同行高5-7%.
- DLCIA方法成功地捕获了随着时间的推移持续的温室气体排放衰减和影响.
- 由DLCIA指导的改进策略实现了总GWP的31.52%的降低.
结论:
- DLCIA提高了建筑环境影响评估的准确性.
- 动态评估对于有效的可持续建筑和循环经济战略至关重要.
- 未来的DLCA应整合多个动态因素来进行全面的建筑评估.
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