确定适当的测量方法,以确定在中国的驾驶学校场地上的轮胎磨损颗粒污染
Haiming Wang1, Zhuanxi Luo2, Anteng Dai2
1College of Chemical Engineering, Huaqiao University, Xiamen 361021, China; Key Laboratory of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, China.
Journal of hazardous materials
|February 3, 2024
概括
准确的轮胎磨损颗粒 (TWP) 测量对于环境风险评估至关重要. 这项研究验证了一种可靠的方法,使用styrene-butadiene (SBR) 来量化驾驶学校的TWPs,揭示了与特定驾驶机动相关的显著水平.
科学领域:
- 环境科学 环境科学
- 分析化学 分析化学
- 材料科学 材料科学 材料科学
背景情况:
- 轮胎磨损颗粒 (TWPs) 构成环境风险,但由于轮胎的复杂成分,准确的量化具有挑战性.
- 开发可靠的分析方法对于评估TWP对环境的影响至关重要.
- styrene-butadiene (SBR),N-(1,3-dimethylbutyl) -N'-phenyl-p-phenylenediamine (6PPD) 和 (Zn) 是TWP分析的潜在标记物.
研究的目的:
- 建立一种可靠的方法来确定环境中的TWP水平.
- 为了比较SBR,6PPD和Zn作为TWPs分析标记物的有效性.
- 量化驾驶学校场地TWP度,并确定影响其分布的因素.
主要方法:
- 分析标记 (SBR,6PPD,Zn) 的比较分析用于TWP的确定.
- 用SBR作为标记物进行热重量测量分析-气色谱质谱学 (TGA-GC-MS) 的验证.
- 应用验证的TGA-GC-MS方法来测量TWPs在驾驶学校的基础上.
主要成果:
- 使用SBR的TGA-GC-MS方法被验证为可靠的TWP量化.
- 在驾驶学校的场地,平均TWP含量为190.13±101.89 mg/g.
- 在反向停车时发现了最高的TWP水平 (281.83±171.44毫克/克),而斜坡启动/停止机动则产生了较低的水平 (208.36±124.11毫克/克).
结论:
- 准确的TWP量化对于了解环境风险至关重要.
- 使用SBR验证的TGA-GC-MS方法为TWP测量提供了可靠的方法.
- 驾驶机动在特定环境中显著影响TWP积累.
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