iPEMS在尼日利亚车辆检测与维护中的应用.pdf

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1、https:/www.3DATX.comhttps:/www.3DATX.euSuitability of iPEMS for Inspection and Maintenance in NigeriaDaisy Thomas,Ph.D.13thAnnual International OSAR Conference,14-15thMarch 2023https:/www.3DATX.comhttps:/www.3DATX.eu2OverviewBackground,motivation,feasibility and trial introductionTest protocol and t

2、ested fleet characteristics OBD acquisition success rateAlternatives to OBD dataIs concentration sufficient for emissions?Prospects for vehicle repairsCosts and benefitsSummary13thAnnual International OSAR Conference2024https:/www.3DATX.comhttps:/www.3DATX.eu3Background and motivation Levels of PM2.

3、5in Nigeria are greater than the World Health Organization(WHO)recommended levels,and other pollutants such as CO,NO2and SO2have also been of concern in Nigeria3.Air pollution is one of the biggest environmental threats to human health,alongside climate change.1Ukonze,Ifeoma&Nwachukwu,Maxwell&Chike,

4、Harold&Okeke,Donald&Jiburum,Uloma.(2020).Determinants of Vehicle Ownership in Nigeria.SAGE Open.10.215824402092297.10.1177/2158244020922970.2Enerdata,2020.https:/ Pollution Monitoring Around Residential and Transportation Sector Locations in Lagos Mainland.J Health Pollut.2018;8(19):doi:10.5696/2156

5、-9614-8.19.180903.13thAnnual International OSAR Conference2024010203040506070802018203020402050Vehicle Ownership(millions)YearNigeria Vehicle Ownership188%8%4%Nigeria Oil Product Consumption2TransportResidential and servicesOtherhttps:/www.3DATX.comhttps:/www.3DATX.eu4FeasibilityOften,real-world emi

6、ssions testing is compromised due to issues with:1.Instrument uni-purpose,cost(with maintenance),size and weight,2.Time to complete a test install,test,uninstall,3.Human resources required expertise,4.Finances total cost per test per pollutant,5.Validity claims of lack of sufficient repeatability.Us