使用生命周期评估方法对煤炭发电造成的水的影响分析:马来西亚的一个案例研究
Nurul Hani Mardi1, Lee Woen Ean2, Marlinda Abdul Malek3
1Institute of Energy Infrastructure (IEI), Universiti Tenaga Nasional, Kajang, Selangor 43000, Malaysia
概括
煤炭发电厂危及水质. 这项研究发现,海洋生态毒性是主要的水影响,主要来自硬煤开采和加工.
科学领域:
- 环境科学 环境科学
- 评估水质水质的评估.
- 生命周期评估 生命周期评估
背景情况:
- 煤炭发电厂有助于空气污染,并对水资源构成重大风险.
- 发电厂的废水排放会降低相邻水体的质量.
研究的目的:
- 评估马来西亚一座超超临界煤炭发电厂发电对水的环境影响.
- 分析特定的中点影响类别,包括淡水和海洋环保和生态毒性.
主要方法:
- 使用了生命周期评估 (LCA) 方法.
- 库存数据是从马来西亚的发电厂收集的,并补充了文献数据.
- 使用ReCiPe 2016影响评估方法来分析影响类别.
主要成果:
- 海洋生态毒性 (METP) 被确定为主要风险,其次是淡水生态毒性 (FETP).
- 淡水优化 (FEP) 和海洋优化 (MEP) 也是重要的影响类别.
- 大约95%的总中点影响来自硬煤的开采和加工.
结论:
- 该研究强调了煤炭发电供应链层面的环境管理的重要性.
- 减轻发电产生的直接排放可以进一步减少环境影响.
- 调查结果强调,在燃煤发电的背景下,需要全面的水资源管理战略.
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