建筑形式对整个生命周期碳决策的参数贡献
Danielle Abbey1, Hadi Arbabi1, Danielle Densley Tingley1
1School of Mechanical, Aerospace and Civil Engineering, The University of Sheffield, Sheffield, UK.
Royal Society open science
|July 29, 2025
概括
改造现有建筑物对于减少全球排放至关重要. 这项研究引入了一种新的方法,以确定基于建筑形式的最碳效率高的干预措施,优先考虑节能以实现更好的规划.
科学领域:
- 建筑科学 建筑科学
- 可持续的建筑 可持续的建筑
- 环境工程 环境工程
背景情况:
- 现有建筑物占全球排放量的30%,原因是用于供暖,制冷和电力的能源消耗.
- 建筑结构效率和HVAC系统的显著改进对于减轻气候影响至关重要.
- 需要快速建模方法来评估全球建筑物库的干预措施至关重要.
研究的目的:
- 根据建筑物的形式,开发一个参数配方来确定最佳的整个生命周期碳干预策略.
- 创建一个图形工具,以确定最低碳的场景,考虑建筑的形式,楼层和玻璃比例.
- 为了比较改造与新建筑对现有建筑物的碳影响.
主要方法:
- 开发一种新的参数配方,将建筑形式与整个生命周期的碳干预措施联系起来.
- 创建一个图形工具,以可视化基于建筑参数的碳场景.
- 将配方应用于低温气候,比较改造和新建筑.
- 在英国教育建筑库中分析了15193种建筑形式.
主要成果:
- 效率较低的建筑形式提供了更大的节能潜力,有助于优先考虑.
- 开发的图形工具有效地识别了各种建筑形式和参数的最低碳场景.
- 在寒冷的气候下,改造现有建筑物总是产生较低的整个生命周期的碳排放,而不是用新建筑取代.
- 对英国教育建筑的分析证实,改造是优越的低碳选择.
结论:
- 建筑的形式是能源消耗和整个生命周期碳排放的重要决定因素.
- 对于分析的英国教育建筑库来说,改造现有建筑物是一个比新建筑更碳有效的战略.
- 开发的表述和图形工具为制定碳减排战略的早期决策提供了实际帮助.
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