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从2035年到2035年,最大限度地节省光伏制造的环境成本
Bethany L Willis1, Oliver M Rigby1, Sophie L Pain2
1School of Engineering, Physics and Mathematics, Northumbria University, Newcastle upon Tyne, UK.
Nature communications
|February 3, 2026
概括
与旧技术相比,新的道氧化物被动接触太阳能电池提供了显著的环境效益,包括减少碳排放. 这种转变是可持续光伏制造的关键.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 能源技术 能源技术 能源技术
背景情况:
- 光伏市场正在从被动发射器后电池 (PERC) 转向道氧化物被动接触 (TOPCon) 技术.
- 了解这种技术转型对环境的影响对于可持续能源发展至关重要.
研究的目的:
- 量化比较TOPCon和PERC太阳能电池技术对环境的影响.
- 确定与采用TOPCon技术相关的特定环境节约和权衡.
主要方法:
- 使用生命周期评估 (LCA) 来比较PERC和TOPC光伏模块的环境足迹.
- 建模包括区域制造差异,电力组合变化和未来部署场景.
主要成果:
- 与PERC相比,TOPCon技术在16个影响类别中的15个中显示了环境节约.
- 观察到,每瓦特峰值二氧化碳相当的排放量减少了6.5%,而在中国制造并运往欧洲的模块中,金属资源使用量增加了15.2%.
- 制造地点和电力碳强度显著影响整体环境影响.
结论:
- 过渡到TOPCon太阳能电池为减少光伏制造的环境足迹提供了巨大的机会.
- 战略性生产地点选择和电网脱碳可以最大限度地提高环境效益,到2035年可能节省8.2千兆二氧化碳相当的排放量.
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