基于可再生能源的综合电力系统的生命周期比较评估
Moein Shamoushaki1, S C Lenny Koh1
1Sheffield University Management School, The University of Sheffield, Sheffield S10 1FL, United Kingdom; Energy Institute, The University of Sheffield, Sheffield S10 2TN, United Kingdom.
The Science of the total environment
|June 27, 2024
概括
生命周期评估显示,综合地热,风能和太阳能发电厂对环境产生影响. 提高矿太阳能电池 (PSC) 的效率和寿命可以显著减少这些影响,特别是在太阳能集成系统中.
科学领域:
- 环境科学 环境科学
- 能源系统工程 能源系统工程
- 材料科学 材料科学 材料科学
背景情况:
- 综合可再生能源系统对于可持续发电至关重要.
- 生命周期评估 (LCA) 是评估能源技术环境足迹的关键工具.
- 矿太阳能电池 (PSC) 提供了高效率的潜力,但需要进行彻底的环境影响评估.
研究的目的:
- 对三个综合可再生能源发电厂配置进行比较LCA:地热-风能,地热-太阳能和风能-太阳能.
- 在这些系统中评估矿太阳能电池 (PSC) 集成对环境的影响.
- 评估PSC效率和寿命对整体环境绩效的影响.
主要方法:
- 三个综合发电厂场景的比较生命周期评估 (LCA).
- 对PSC寿命 (3-15年) 和功率转换效率 (17%-35%) 的灵敏度分析.
- 评估环境影响类别,包括二氧化碳排放,毒性和资源耗尽.
主要成果:
- 地热钻井,风力发电厂建设和PSC制造/安装是主要影响因素.
- 将PSC效率提高到35%,寿命提高到10年以上,可显著减少环境影响,特别是二氧化碳排放和毒性.
- 具有延长PSC寿命的风能太阳能和地热太阳能系统比地热风能系统具有较低的有害生态系统影响.
结论:
- 优化PSC技术 (效率和寿命) 对于最小化集成太阳能发电系统的环境足迹至关重要.
- 综合可再生能源系统,特别是那些结合先进太阳能技术的系统,为实现更可持续的发电提供了一条道路.
- 需要在PSC中进行进一步的研究和开发,以减轻毒性和金属枯竭的担忧,以便广泛采用.
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