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PM2.5 and NOX concentrations decrease as a result of a railway electrification

delete2025-01-24
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PRE
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D
Dmitry Tartakovsky *
D
David M. Broday
DOI:10.1007/s10661-025-13654-xdelete
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摘要

摘要

En 中文
本研究考察了霍隆-巴特亚姆客运铁路线(以色列中部)电气化对空气污染物浓度的影响,使用了沿电气化铁路线运行的各火车站空气质量管理站收集的数据。我们报告了NO2、NO和NOX年均浓度的显著降低(分别为29-45%、79-85%和65-75%),这归因于客运铁路线的电气化。NO和NOX浓度的下降幅度远大于NO2浓度,因为NO是柴油机车排放的主要氮物种。PM2.5浓度也显著下降,但仅在沿电气化线路分布的三个火车站中的两个出现。通过多种分析,我们得出结论:铁路线的电气化降低了列车机车的排放,并改善了车站的空气质量,如预期,从而保护了乘客并减少了他们接触空气污染物的风险。尽管本研究呈现的是一个特定案例,但预期其发现至少在定量上适用于其他地区,因为铁路电气化消除了与化石燃料机车相关的排放。本研究支持铁路电气化政策,该政策具有显著降低空气污染水平并减少乘客接触有害空气污染物潜力的能力。
Keyword:
Nitrogen oxides
Particulate matter
Electric trains
Railway electrification
Train related air pollution

期刊

Environmental Monitoring and Assessment 封面图
Environmental Monitoring and Assessment
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shalhevet informat syst ltd
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1
论文数: 1
被引数: 1
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israeli minist environm protect
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1
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被引数: 1
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Technion Israel Inst Technol
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710
论文数: 320
被引数: 114
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