국문목차
표제지=0,1,4
목차=i,5,2
표 목차=iii,7,3
그림 목차=vi,10,5
사진 목차=xi,15,1
ABSTRACT=xii,16,2
I. 서론=1,18,1
1.1 연구배경=1,18,3
1.2 종래연구=4,21,2
1.3 연구목적=6,23,1
II. 실험장치 및 방법=7,24,1
2.1 실험장치=7,24,5
2.2 플라즈마 반응기=12,29,1
2.2.1 플라즈마의 특성=12,29,3
2.2.2 플라즈마 개략도 및 주요 제원=15,32,1
2.2.3 작동원리=16,33,1
2.2.4 플라즈마 처리 과정 중의 화학반응=17,34,3
2.3 실험방법=20,37,2
III. 실험 결과 및 고찰=22,39,1
3.1 연료소비율=22,39,3
3.2 연소특성=25,42,5
3.3 배기 배출물=30,47,1
3.3.1 질소산화물(NOx) 배출물=30,47,17
3.3.2 매연(Soot) 배출물=47,64,15
3,3.3 일산화탄소(CO) 배출물=62,79,12
3.3.4 총탄화수소(THC) 배출물=74,91,12
3.3.5 이산화탄소(CO₂) 배출물=86,103,12
IV. 결론=98,115,1
참고 문헌=99,116,2
감사의 글=101,118,1
Table1 Emission standards of heavy-duty diesel engines in Korea, USA, EU and Japan=3,20,1
Table2 Specification of test engine=7,24,1
Table3 Specifications of plasma reactor=15,32,1
Table4 Reduction rate of NOx emissions by increasing cooled EGR rate at an engine speed of 1500 rpm=31,48,1
Table5 Reduction rate of NOx emissions by increasing the applied electrical voltage at an engine speed of 1500 rpm=31,48,1
Table6 Reduction rate of NOx emissions by increasing cooled EGR rate at an engine speed of 2100 rpm=33,50,1
Table7 Reduction rate of NOx emissions by increasing the applied electrical voltage at an engine speed of 2100 rpm=33,50,1
Table8 Reduction rate of NOx emissions by increasing cooled EGR rate at an engine speed of 2700 rpm=35,52,1
Table9 Reduction rate of NOx emissions by increasing the applied electrical voltage at an engine speed of 2700 rpm=35,52,1
Table10 Increasing rate of soot emissions by increasing cooled EGR rate at an engine speed of 1500 rpm=48,65,1
Table11 Reduction rate of soot emissions by increasing the applied electrical voltage at an engine speed of 1500 rpm=48,65,1
Table12 Increasing rate of soot emissions by increasing cooled EGR rate at an engine speed of 2100 rpm=49,66,1
Table13 Reduction rate of soot emissions by increasing the applied electrical voltage at an engine speed of 2100 rpm=50,67,1
Table14 Increasing rate of soot emissions by increasing cooled EGR rate at an engine speed of 2700 rpm=51,68,1
Table15 Reduction rate of soot emissions by increasing the applied electrical voltage at an engine speed of 2700 rpm=51,68,1
Table16 Increasing rate of CO emissions by increasing cooled EGR rate at an engine speed of 1500 rpm=63,80,1
Table17 Increasing rate of CO emissions by increasing the applied electrical voltage at an engine speed of 1500 rpm=63,80,1
Table18 Increasing rate of CO emissions by increasing cooled EGR rate at an engine speed of 2100 rpm=64,81,1
Table19 Increasing rate of CO emissions by increasing the applied electrical voltage at the typical engine speed of 2100 rpm=65,82,1
Table20 Increasing rate of CO emissions by increasing cooled EGR rate at an engine speed of 2700 rpm=66,83,1
Table21 Increasing rate of CO emissions by increasing the applied electrical voltage at an engine speed of 2700 rpm=66,83,1
Table22 Increasing rate of THC emissions by increasing cooled EGR rate at an engine speed of 1500 rpm=75,92,1
Table23 Reduction rate of THC emissions by increasing the applied electrical voltage at an engine speed of 1500 rpm=75,92,1
Table24 Increasing rate of THC emissions by increasing cooled EGR rate at an engine speed of 2100 rpm=76,93,1
Table25 Reduction rate of THC emissions by increasing the applied electrical voltage at an engine speed of 2100 rpm=77,94,1
Table26 Increasing rate of THC emissions by increasing cooled EGB rate at an engine speed of 2700 rprn=78,95,1
Table27 Reduction rate of THC emissions by increasing the applied electrical voltage at an engine speed of 2700 rpm=78,95,1
Table28 Increasig rate of CO₂emissions by increasing cooled EGR rate at an engine speed of 1500 rpm=87,104,1
Table29 Reduction rate of CO₂emissions by increasing the applied electrical voltage at an engine speed of 1500 rpm=87,104,1
Table30 Increasig rate of CO₂emissions by increasing cooled EGR rate at an engine speed of 2100 rpm=88,105,1
Table31 Reduction rate of CO₂emissions by increasing the applied electrical voltage at an engine speed of 2100 rpm=89,106,1
Table32 Increasig rate of CO₂emissions by increasing cooled EGR rate at an engine speed of 2700 rpm=90,107,1
Table33 Reduction rate of CO₂emissions by increasing the applied electrical voltage at an engine speed of 2700 rpm=90,107,1
Fig.1 Schematic of experimental apparatus for a test engine=9,26,1
Fig.2 Plasma reactor=15,32,1
Fig.3 Full load characteristics of experimental engine=20,37,1
Fig.4 Effect of cooled EGR rate on brake specific fuel consumption rate as a parameter of engine load at 1500 and 2100 rpm=23,40,1
Fig.5 Effect of cooled EGR rate on brake specific fuel consumption rate as a parameter of engine load at 2700 rpm=24,41,1
Fig.6 Comparison of cylinder pressure and rate of heat release with cooled EGR at an engine speed of 1500 rpm=27,44,1
Fig.7 Comparison of cylinder pressure and rate of heat release with cooled EGR at an engine speed of 2100 rpm=28,45,1
Fig.8 Comparison of cylinder pressure and rate of heat release with cooled EGR at an engine speed of 2700 rpm=29,46,1
Fig.9 Effect of voltage variation NOx ernissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 100 and 75%=39,56,1
Fig.10 Effect of voltage variation NOx emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 50 and 25%=40,57,1
Fig.11 Effect of voltage variation NOx emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 100 and 75%=41,58,1
Fig.12 Effect of voltage variation NOx emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 50 and 25%=42,59,1
Fig.13 Effect of voltage variation NOx emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 100 and 75%=43,60,1
Fig.14 Effect of voltage variation NOx emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 50 and 25%=44,61,1
Fig.15 Effect of intake oxygen concentration(with cooled EGR/without EGR) on NOx emissions=45,62,1
Fig.16 Effect of exhaust oxygen concentration(with cooled EGR/without EGR) on NOx emissions=45,62,1
Fig.17 Effect of equivalence ratio with cooled EGR on NO emissions=46,63,1
Fig.18 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 100 and 75%=54,71,1
Fig.19 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 50 and 25%=55,72,1
Fig.20 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 100 and 75%=56,73,1
Fig.21 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGB at an engine speed of 2100 rpm, and engine loads of 50 and 25%=57,74,1
Fig.22 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 100 and 75%=58,75,1
Fig.23 Effect of voltage variation soot emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 50 and 25%=59,76,1
Fig.24 Effect of intake oxygen concentration(with cooled EGR/without EGB) on soot emissions=60,77,1
Fig.25 Effect of exhaust oxygen concentration(with cooled EGR/without EGR) on soot emissions=60,77,1
Fig.26 Effect of equivalence ratio with cooled EGR on soot emissions=61,78,1
Fig.27 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 100 and 75%=68,85,1
Fig.28 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 50 and 25%=69,86,1
Fig.29 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 100 and 75%=70,87,1
Fig.30 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 50 and 25%=71,88,1
Fig.31 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 100 and 75%=72,89,1
Fig.32 Effect of voltage variation CO emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 50 and 25%=73,90,1
Fig.33 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 100 and 75%=80,97,1
Fig.34 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 50 and 25%=81,98,1
Fig.35 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 100 and 75%=82,99,1
Fig.36 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 50 and 25%=83,100,1
Fig.37 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 100 and 75%=84,101,1
Fig.38 Effect of voltage variation THC emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 50 and 25%=85,102,1
Fig.39 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 100 and 75%=92,109,1
Fig.40 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 1500 rpm, and engine loads of 50 and 25%=93,110,1
Fig.41 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 100 and 75%=94,111,1
Fig.42 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 2100 rpm, and engine loads of 50 and 25%=95,112,1
Fig.43 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 100 and 75%=96,113,1
Fig.44 Effect of voltage variation CO₂emissions characteristics as a parameter of cooled EGR at an engine speed of 2700 rpm, and engine loads of 50 and 25%=97,114,1
Photo.1 Dynamometer controller and data acquisition system=10,27,1
Photo.2 Test apparatus=10,27,1
Photo.3 Heat Exchanger=11,28,1
Photo.4 Exhaust gas analyzers=11,28,1