표제지
요약문
목차
제1장 서론 13
제1절 연구 배경 13
제2절 연구 목적 15
제2장 문헌 고찰 16
제1절 열화학 전환공정 16
제2절 SMMA와 PS의 열적전환 메커니즘 17
제3절 반응기의 비교 20
1) 고정층 반응기 20
2) 유동층 반응기 22
3) 로터리킬른 반응기 24
제3장 실험내용 및 방법 25
제1절 시료 특성분석 25
1. 시료준비 25
2. 원소분석 및 열중량분석 28
제2절 실험장비 및 실험방법 30
1. 실험장비 30
2. Ballmill 반응기 33
제3절 열분해 실험 35
1. Ballmill 열분해 실험 35
2. 고정층 열분해 실험 37
3. 로터리킬른 열분해 실험 38
제4장 실험 결과 및 고찰 39
제1절 시료 특성분석 결과 39
1. PS시료 39
2. 열중량 분석 40
제2절 SMMA 열분해 45
1. 온도변화에 따른 오일수율 45
2. 온도변화에 따른 가스 분석 47
3. 타 열분해장치와의 오일수율 비교 50
4. 다양한 변환조건값에서의 오일수율 비교 52
5. 열분해 오일의 정성 분석 55
6. 열분해 오일의 정량분석 58
제3절 PS 열분해 62
1. 온도변화에 따른 오일수율 62
2. 온도변화에 따른 가스 분석 64
3. 타 열분해장치와의 오일수율 비교 67
4. 열분해 오일의 정성분석 71
5. 열분해 오일의 정량분석 74
제5장 결론 76
참고문헌 78
Abstract 83
Table 1. Results of elemental analysis by sample 29
Table 2. Results of proximate analysis by sample 29
Table 3. GC/MS analysis conditions 31
Table 4. GC/TCD and GC/FID analysis conditions 32
Table 5. Specifications and conditions of ballmill reactor 34
Table 6. Comparison by sample pretreatment 39
Table 7. Oil yield of SMMA with respect to reaction temperature 46
Table 8. Massbalance of SMMA pyrolysis 48
Table 9. C2-C4 components of SMMA 49
Table 10. SMMA chromatogram composition 57
Table 11. Oil yield of PS with respect to reaction temperature 63
Table 12. Massbalance of PS pyrolysis 65
Table 13. C2-C4 components of PS 66
Table 14. PS chromatogram composition 73
Figure 1. Top 10 countries in plastic waste production per capita 14
Figure 2. SMMA reaction mechanism 18
Figure 3. PS reaction mechanism 19
Figure 4. Schematic diagram of fixed-bed reactor 21
Figure 5. Schematic diagram of fluidized-bed reactor 23
Figure 6. Schematic diagram of rotary kiln reactor 24
Figure 7. Waste styrofoam before volume loss 26
Figure 8. Waste styrofoam after volume loss 26
Figure 9. After grinding, waste Styrofoam (PS) samples 27
Figure 10. Ballmill reactor in this study 36
Figure 11. SMMA TG graphs 41
Figure 12. SMMA DTG graphs 42
Figure 13. PS TG graphs 43
Figure 14. PS DTG graphs 44
Figure 15. Oil yield of SMMA with respect to Reactor 51
Figure 16. Oil yield of SMMA with respect to flow rate 53
Figure 17. Oil yield of SMMA with respect to feeding rate 54
Figure 18. Chromatogram results of SMMA with respect to Temperature 56
Figure 19. Quantitative analysis results of SMMA with respect to temperature 59
Figure 20. Quantitative analysis results of SMMA with respect to feeding rate 60
Figure 21. Quantitative analysis results of SMMA with respect to flow rate 61
Figure 22. Comparison of oil yield of fixed bed reactor and ball mill reactor of PS 68
Figure 23. Comparison of the oil yields of the rotary kiln reactor and ballmill reactor of PS 69
Figure 24. Heat exchange characteristics of ballmill reactor in this study 70
Figure 25. Chromatogram results by PS temperature 72
Figure 26. results of quantitative analysis of PS 75