测量LNG双燃料发动机甲烷排放的实际应用.pdf

1、J.Rochussenjrochussenmech.ubc.ca1March 15th,2024OSAR 2024IN-USEMEASUREMENTS TOQUANTIFYMARINEMETHANESLIPINLNG DUAL-FUELENGINESDr.Jeremy RochussenProgram Manager Urban Freight EmissionsDept.of Mechanical Engineering,University of British ColumbiaJ.Rochussenjrochussenmech.ubc.ca2March 15th,2024OSAR 202

2、4UBC URBAN FREIGHT EMISSIONS PROGRAM(ENVIRONMENT ANDCLIMATECHANGECANADA)Generate data,tools,and strategies to mitigate the greenhouse gas and air quality pollutants from urban freight vehiclesVehicle MeasurementsGHG+Air PollutantsConventional+Low Carbon FuelsCorridor MeasurementsAir and non-exhaust

3、pollutantsToxicity Freight System ModellingTotal GHG+Air PollutantsRegional Emissions and Dispersion ModellingTotal GHG+Air PollutantsCase StudyVehicle optimizationCase StudyImpact of fuelsCase StudyPolicy interventionsKNOWLEDGE EXCHANGE WITH STAKE-AND RIGHTSHOLDERS FOR INFORMED DECISION MAKINGWorks

4、tream IVWorkstream IIIWorkstream IWorkstream IIJ.Rochussenjrochussenmech.ubc.ca3March 15th,2024OSAR 2024INVESTIGATINGDECARBONIZATION ANDAIRQUALITYIMPROVEMENTSFROMHEAVYFREIGHT OPERATIONSNEAROURCOMMUNITIESHarbour tugboat(R100,diesel)Switcher locomotive(B100,diesel)Strathcona Air Quality Survey:Port em

5、issions and residential air quality4 Roll-on Roll-Off Ferries(B100,LNG,hybrid-electric,diesel)Class 8 Truck(H2,diesel)J.Rochussenjrochussenmech.ubc.ca4March 15th,2024OSAR 2024LNG PROVIDES ASIGNIFICANTAIRQUALITYBENEFIT OVERDIESEL(ROLL-ONROLL-OFFFERRY;RORO)Air Quality:Each roundtrip sailing on LNG ins

6、tead of diesel is equivalent to removing 40k miles worth of NOx and 47k miles of PM2.5from a class 8 truckUnder all circumstances,there will be air quality benefits to this fuel switchingPeng,Weihan,et al.Environmental Pollution 266(2020):115404.92%reduction at full load96%reduction at full loadNOxP