光伏模块漏测试:数据库开发和统计分析
Fang Li1, Sai Ravi Tatapudi1, Stephanie L Shaw2
1Photovoltaic Reliability Laboratory, Arizona State University, Mesa, AZ, USA.
Journal of environmental management
|February 27, 2025
概括
这项研究使用EPA TCLP测试分析了33个光伏 (PV) 模块中的浸出. 现代光伏技术显示,与传统技术相比,危险的泄漏的可能性较低.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 可再生能源可再生能源是可再生能源.
背景情况:
- 光伏 (PV) 模块的处置和潜在的环境影响越来越令人担忧.
- 了解从光伏模块中出重金属,特别是 (Pb),对于可持续的寿命终止管理至关重要.
- 需要标准化的测试程序来评估与光伏模块组件相关的环境风险.
研究的目的:
- 编制和分析33个光伏 (PV) 模块的不同组件的毒性特征漏程序 (TCLP) 测试结果.
- 研究各种模块属性对 (Pb) 漏特性的影响.
- 根据EPA TCLP限制,评估光伏模块的环境危害分类.
主要方法:
- 美国环境保护局 (EPA) 在33个光伏模块的97个样本上进行了毒性特征漏程序 (TCLP) 测试.
- 根据ASTM E3325-21标准实践使用喷水切割提取的模块件.
- 根据模块年龄,电池技术,互连,构造和材料类型分析和分类TCLP结果.
主要成果:
- 在33个测试的光伏模块中,只有3个被归类为危险的.
- 采用现代技术的模块 (例如PERC,IBC电池,电线互连,玻璃/玻璃) 的 (Pb) 泄漏概率较低.
- 材料老化被确定为在两个现场老化的模块中增加Pb漏的潜在因素.
结论:
- 现代光伏模块技术与危险的 (Pb) 泄漏风险降低有关.
- 据估计,在测试条件下,传统光伏技术出 (Pb) 超过EPA限制的概率低于8%.
- 建议进一步扩展光伏模块数据库,以提高部署技术的表现,并完善风险评估.
更多相关视频
09:19In Situ Monitoring of the Accelerated Performance Degradation of Solar Cells and Modules: A Case Study for CuIn,GaSe2 Solar Cells
Published on: October 3, 2018
8.3K
09:00Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics
Published on: October 27, 2017
8.8K
相关概念视频
Voltaic/Galvanic Cells
Spontaneous Chemical Reactions
Spontaneous redox reactions occur abundantly in nature. The chemical reaction occurring in a disposable AA battery powering our remote controls is one such example of a spontaneous redox reaction. Another example is the immersion of coiled copper wire into an aqueous silver nitrate solution. The reaction shows a gradual, visually impressive color change from colorless to bright blue and the formation of a grey precipitate on the copper wire. In this experiment,...
Spontaneous redox reactions occur abundantly in nature. The chemical reaction occurring in a disposable AA battery powering our remote controls is one such example of a spontaneous redox reaction. Another example is the immersion of coiled copper wire into an aqueous silver nitrate solution. The reaction shows a gradual, visually impressive color change from colorless to bright blue and the formation of a grey precipitate on the copper wire. In this experiment,...
Microbial Leaching
Microbial leaching, also known as bioleaching, is an environmentally favorable method for extracting metals from low-grade ores using specific microorganisms. This biotechnological approach is particularly valuable for mining operations targeting copper, gold, and uranium, where traditional extraction methods may be economically or environmentally impractical.Copper Leaching and Microbial CatalysisIn copper bioleaching, crushed ore is arranged into heaps and irrigated with a dilute sulfuric...
