真实驾驶条件下制动排放采样系统的测试与优化.pdf

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1、PublicCharacterizing a Real-Driving Brake Emissions Sampling System in Different Test EnvironmentsMichael Peter Huber/3PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|RDE Brake Wear Sampling System/4PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Symmetric release of particles emis

2、sion result doubledSufficient natural coolingNo influence on brake temperatureRDE Brake Wear Sampling System/5PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|RDE Vehicle Setup/6PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Test Environments Brake Dyno Emission Test Bed RDETest tr

3、ackRDE route on public road/7PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Temperature ImpactABT,IBT,FBT 2 C/8PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Temperature ImpactABT+7,IBT+10,FBT+14 C/9PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Characterization on dyno

4、 symmetrical release of emissions/10PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|WLTP Trip10 Dyno vs.Test TrackWLTP Trip10/11PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Trip-10 Results Kin.Energy Decelerations Brake temperature Temperature peaksPM2.5*mg/kmPM10*mg/kmDyno2.17.

5、3Dyno2.27.6Test track2.38.8Test track2.08.1+2.7%+13.1%+1.2%+14.0%+1.5 C+35.0 C*normalized for kinetic energy/12PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|RDE On-road TestsECDFABA BUrbanB C MotorwayC D E Rural/UrbanE F HillsF A Urban/13PublicMichael Peter Huber|OSAR Conference|14thMarch

6、 2024|RDE Results61011Exhaust limitBrake PM10 RDE7.7 mg/km/brakeBrake PM10 Euro77 mg/km/vehicleExhaust PM10Euro7(6d)4.5 mg/km/vehicle8.06.04.02.010.012.0mg/km/brakeTrip-10/14PublicMichael Peter Huber|OSAR Conference|14thMarch 2024|Hilly Terrain Mountain RoadsABCPM10:mg/km/brakeEn