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Quantification of vehicle fleet PM10 particulate matter emission factors from exhaust and non-exhaust sources using tunnel measurement techniques. / Sokhi, Ranjeet; Lawrence, Samantha; Khaiwal, Ravindra.

In: Environmental Pollution, Vol. 210, 01.03.2016, p. 419-428.

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@article{b1fe3b5e9baa4b47937168fc68cff53b,
title = "Quantification of vehicle fleet PM10 particulate matter emission factors from exhaust and non-exhaust sources using tunnel measurement techniques",
abstract = "Road tunnels act like large laboratories; they provide an excellent environment to quantify atmospheric particles emission factors from exhaust and non-exhaust sources due to their known boundary conditions.Current work compares the High Volume, Dichotomous Stacked Filter Unit and Partisol Air Sampler for coarse, PM10 and PM2.5 particle concentration measurement and found that they do not differ significantly (p ¼ 95%). PM2.5 fraction contributes 66% of PM10 proportions and significantly influencedby traffic (turbulence) and meteorological conditions. Mass emission factors for PM10 varies from 21.3 ± 1.9 to 28.8 ± 3.4 mg/vkm and composed of Motorcycle (0.0003e0.001 mg/vkm), Cars (26.1 e33.4 mg/vkm), LDVs (2.4e3.0 mg/vkm), HDVs (2.2e2.8 mg/vkm) and Buses (0.1 mg/vkm). Based onLawrence et al. (2013), source apportionment modelling, the PM10 emission of brake wear (3.8e4.4 mg/ vkm), petrol exhaust (3.9e4.5 mg/vkm), diesel exhaust (7.2e8.3 mg/vkm), re-suspension (9e10.4 mg/vkm), road surface wear (3.9e4.5 mg/vkm), and unexplained (7.2 mg/vkm) were also calculated. The current study determined that the combined non-exhaust fleet PM10 emission factor ( (16.7e19.3 mg/ vkm) are higher than the combined exhaust emission factor (11.1e12.8 mg/vkm). Thus, highlight the significance of non-exhaust emissions and the need for legislation and abatement strategies to reduce their contributions to ambient PM concentrations.",
keywords = "Non-exhaust, Emission factors, PM10 and PM2.5, Brakewear, Road surface, Re-suspension",
author = "Ranjeet Sokhi and Samantha Lawrence and Ravindra Khaiwal",
year = "2016",
month = mar,
day = "1",
doi = "10.1016/j.envpol.2016.01.011",
language = "English",
volume = "210",
pages = "419--428",
journal = "Environmental Pollution",
issn = "0269-7491",
publisher = "Elsevier Limited",

}

RIS

TY - JOUR

T1 - Quantification of vehicle fleet PM10 particulate matter emission factors from exhaust and non-exhaust sources using tunnel measurement techniques

AU - Sokhi, Ranjeet

AU - Lawrence, Samantha

AU - Khaiwal, Ravindra

PY - 2016/3/1

Y1 - 2016/3/1

N2 - Road tunnels act like large laboratories; they provide an excellent environment to quantify atmospheric particles emission factors from exhaust and non-exhaust sources due to their known boundary conditions.Current work compares the High Volume, Dichotomous Stacked Filter Unit and Partisol Air Sampler for coarse, PM10 and PM2.5 particle concentration measurement and found that they do not differ significantly (p ¼ 95%). PM2.5 fraction contributes 66% of PM10 proportions and significantly influencedby traffic (turbulence) and meteorological conditions. Mass emission factors for PM10 varies from 21.3 ± 1.9 to 28.8 ± 3.4 mg/vkm and composed of Motorcycle (0.0003e0.001 mg/vkm), Cars (26.1 e33.4 mg/vkm), LDVs (2.4e3.0 mg/vkm), HDVs (2.2e2.8 mg/vkm) and Buses (0.1 mg/vkm). Based onLawrence et al. (2013), source apportionment modelling, the PM10 emission of brake wear (3.8e4.4 mg/ vkm), petrol exhaust (3.9e4.5 mg/vkm), diesel exhaust (7.2e8.3 mg/vkm), re-suspension (9e10.4 mg/vkm), road surface wear (3.9e4.5 mg/vkm), and unexplained (7.2 mg/vkm) were also calculated. The current study determined that the combined non-exhaust fleet PM10 emission factor ( (16.7e19.3 mg/ vkm) are higher than the combined exhaust emission factor (11.1e12.8 mg/vkm). Thus, highlight the significance of non-exhaust emissions and the need for legislation and abatement strategies to reduce their contributions to ambient PM concentrations.

AB - Road tunnels act like large laboratories; they provide an excellent environment to quantify atmospheric particles emission factors from exhaust and non-exhaust sources due to their known boundary conditions.Current work compares the High Volume, Dichotomous Stacked Filter Unit and Partisol Air Sampler for coarse, PM10 and PM2.5 particle concentration measurement and found that they do not differ significantly (p ¼ 95%). PM2.5 fraction contributes 66% of PM10 proportions and significantly influencedby traffic (turbulence) and meteorological conditions. Mass emission factors for PM10 varies from 21.3 ± 1.9 to 28.8 ± 3.4 mg/vkm and composed of Motorcycle (0.0003e0.001 mg/vkm), Cars (26.1 e33.4 mg/vkm), LDVs (2.4e3.0 mg/vkm), HDVs (2.2e2.8 mg/vkm) and Buses (0.1 mg/vkm). Based onLawrence et al. (2013), source apportionment modelling, the PM10 emission of brake wear (3.8e4.4 mg/ vkm), petrol exhaust (3.9e4.5 mg/vkm), diesel exhaust (7.2e8.3 mg/vkm), re-suspension (9e10.4 mg/vkm), road surface wear (3.9e4.5 mg/vkm), and unexplained (7.2 mg/vkm) were also calculated. The current study determined that the combined non-exhaust fleet PM10 emission factor ( (16.7e19.3 mg/ vkm) are higher than the combined exhaust emission factor (11.1e12.8 mg/vkm). Thus, highlight the significance of non-exhaust emissions and the need for legislation and abatement strategies to reduce their contributions to ambient PM concentrations.

KW - Non-exhaust, Emission factors, PM10 and PM2.5, Brakewear, Road surface, Re-suspension

U2 - 10.1016/j.envpol.2016.01.011

DO - 10.1016/j.envpol.2016.01.011

M3 - Article

VL - 210

SP - 419

EP - 428

JO - Environmental Pollution

JF - Environmental Pollution

SN - 0269-7491

ER -