一种评估农村屋顶多功能装修潜力的方法,基于GF-2遥感图像
Junqi Wang1, Linlin Cheng1, Yang Zheng1
1School of Geoscience and Surveying Engineering, China University of Mining and Technology (Beijing), Beijing 100083, China.
Sensors (Basel, Switzerland)
|February 13, 2025
概括
本研究提出了一种评估农村屋顶改造潜力的新方法. 多功能改造,结合绿色和光伏 (PV) 元素,与单一用途装置相比,提供了显著的发电和碳封存优势.
科学领域:
- 城市规划和可持续发展
- 实现可再生能源的整合.
- 环境科学与气候变化缓解
背景情况:
- 农村屋顶代表了可持续改造的未充分利用的空间.
- 绿色屋顶和光伏 (PV) 系统是关键的改造策略.
- 评估多功能潜力需要考虑屋顶类型,方位和面积.
研究的目的:
- 开发和应用一种新的方法来评估农村屋顶的多功能改装潜力.
- 评估绿色屋顶和光伏系统对农村地区的综合益处.
- 为优化农村屋顶利用和促进能源转型提供数据驱动的见解.
主要方法:
- 农村屋顶类型的分类 (平面,东向西倾斜,北向南倾斜) 使用GF-2图像和修订的U-Net模型.
- 三种改造类型的设计:光伏屋顶,绿色屋顶和组合光伏绿色屋顶.
- 计算每个改造类型的潜在发电和碳效益.
主要成果:
- 确定了35407个适合多功能改造的农村屋顶 (281.97公) 在北京门托古.
- 多功能改造可以吸收额外的4.66×104公斤/年二氧化碳,并增加生物质产量0.99×104公斤/年与光伏单一相比.
- 与光伏绿色屋顶相比,这些改造可以产生额外的34.1 GWh/年电力,并减少额外的3.3 × 107 kg/年二氧化碳排放量.
结论:
- 拟议的评估方法有效量化了农村屋顶的多功能潜力.
- 多功能改装比单一用途的解决方案提供了更好的环境和能源效益.
- 这种方法支持决策,以优化农村屋顶使用和推进农村能源转型.
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