[표지] 1
목차 2
Abstract 7
I. 서론 8
II. 연구내용 및 방법 9
1. 이론적 배경 9
가. 개요 9
나. 수학적 모델 10
2. 연구방법 18
가. TRWPs 측정 최적 설계를 위한 타이어 후면 유동 해석 18
나. 주행 간 비배기계 마모입자 배출량 측정 20
다. 타이어 및 주행 간 포집 입자의 물리·화학적 특성 분석 23
III. 연구결과 및 고찰 25
1. 주행 간 타이어 후면 유동 측정 25
2. 실도로 주행 시험 27
3. 타이어 및 주행 간 포집 입자의 물리·화학적 특성 분석 31
IV. 결론 35
참고문헌 36
〈Table 1〉 Specification of the Particle Image Velocimetry 19
〈Table 2〉 Specification of the vehicle for measuring non-exhaust particulates 20
〈Table 3〉 Equation of mass and number concentration of TRWPs with concern of VSP 30
〈Table 4〉 TRWP sampling mass, background sampling mass and net TRWP... 31
〈Table 5〉 Mass concentration and fraction of TP and TRWP at the sampling... 33
〈Figure 1〉 Schematic diagram for a tyre abrasion model 11
〈Figure 2〉 Schematic diagram for a brake-pad abrasion model 14
〈Figure 3〉 Schematic diagram for various forces acting on a abrasion particle 15
〈Figure 4〉 Measurement for the back-side flow velocity of a driver-side tyre... 18
〈Figure 5〉 Measurement for the back-side flow-field of a driver-side tyre in a... 19
〈Figure 6〉 A measurement system for non-exhaust particulates from a vehicle 21
〈Figure 7〉 A proving ground test road for measuring non-exhaust particulates from a vehicle 22
〈Figure 8〉 Real driving test road for measuring non-exhaust particulates from a vehicle 23
〈Figure 9〉 TGA-DSC and GC-MS for measuring VOCs from tyre particles and... 24
〈Figure 10〉 Back-side flow velocity of driver's side tyre in a vehicle driving... 25
〈Figure 11〉 Comparison of back-side flow velocity results at the location of ②... 26
〈Figure 12〉 Flow fields in the back-side and central plane of driver's side tyre... 26
〈Figure 13〉 Flow fields in the back-side of driver's side tyre with concern of... 27
〈Figure 14〉 Mass and number concentration of TRWPs with concern of different particle sizes 28
〈Figure 15〉 Mass and number concentration of TRWPs with concern of different VSP 30
〈Figure 16〉 Distribution of ratios of SBR to NR for 229 different tyre samples 32
〈Figure 17〉 Mass of tyre sample subjected to ramp temperature from 25 ℃... 33
〈Figure 18〉 VOCs from tyre sample subjected to ramp temperature from 25 ℃... 34