[표제지 등]
제출문
요약문
SUMMARY
List of Table
List of Figure
칼라
목차
제1장 서론 28
제1절 연구의 배경 28
제2절 연구의 진행 31
제1장 참고문헌 32
제2장 분진종류별 여과포 성능특성 34
제1절 서론 34
제2절 실험장치 및 실험방법 35
1. 실험여과포 35
2. 실험용분진 41
3. 실험장치 47
4. 실험방법 49
제3절 결과 및 고찰 51
1. 실험여과포의 특성 51
2. 압력손실 53
3. 분진통과율(penetration) 77
4. 여과포성능 평가지표(figure of merit) 92
제4절 결론 109
제2장 참고문헌 113
제3장 현장 여과포집진장치 운전조건 116
제1절 서론 116
제2절 측정내용 및 방법 117
1. 조사대상 117
2. 조사내용 117
3. 측정방법 119
제3절 결과 및 고찰 119
1. 철강제조 시설 7,8,9) 119
2. 시멘트제조 시설 10,11,12) 133
3. 유연탄과 제지 슬럿지 흔소시설 13,14,15) 141
4. 폐합성수지 건류소각 시설 16,17,18) 146
제4절 결론 151
제3장 참고문헌 154
제4장 Pilot Scale 실험장치 보완 156
제1절 서론 156
제2절 실험장치 공정개요 157
제3절 장치보완 내역 160
1. 간헐 충격기류 탈진방식 여과포집진장치 160
2. 흡인송풍기 교체 165
제4장 참고문헌 166
제5장 종합 168
제1절 종합결론 168
제2절 결과의 활용 169
부록 위탁연구보고서 : 산성 및 고온분위기에서 여과포의 재질특성분석 174
목차 176
제1장 서론 178
제2장 연구개발내용 및 실험방법 179
1. 연구개발 내용 179
2. 실험 재료 179
제3장 결과 및 고찰 188
1. 여과포 물성특정치들의 상관관계 188
제4장 결론 216
참고문헌 217
[title page etc.]
Contents
CHAPTER 1. INTRODUCTION 28
I. Background 28
II. Work Scope 31
Chapter 1. References 32
CHAPTER 2. PERFORMANCE TEST OF TEST FABRICS FOR PARTICLE COLLECTION IN BENCH SCALE TEST UNIT 34
I. Introduction 34
II. Experiment 35
1. Test Fabrics 35
2. Test Dusts 41
3. Test Facility 47
4. Experimental Methods 49
III. Results and Discussion 51
1. Characteristics of test fabrics 51
2. Pressure Drop 53
3. Dust Penetration 77
4. Figure of Merit 92
IV. Conclusion 109
Chapter 2. References 113
CHAPTER 3. OPERATING CONDITIONS OF PULSE-JET FABRIC FILTERS IN INDUSTRIES 116
I. Introduction 116
II. Measurement 117
1. Area for Investigation 117
2. Measurement Items 117
3. Measurement Methods 119
III. Results and Discussion 119
1. Iron and Steel Industry 119
2. Portland Cement Industry 133
3. Coal and Pulp Sludge Combustor 141
4. Waste Plastics Incinerator 146
IV. Conclusion 151
Chapter 3. References 154
CHAPTER 4. INSTALLATION OF OFF-LINE PULSE-JET CLEANING FABRIC FILTER 156
I. Introduction 156
II. General Description of Pilot Scale Test Unit 157
III. Design abd Specification of Equipments 160
1. Off-Line Pulse-Jet Cleaning Fabric Filter 160
2. Change of Induced Draft Fan 165
Chapter 4. References 166
CHAPTER 5. CONCLUSION AND THEIR APPLICATION 168
Nomenclature 172
APPENDIX. ANALYZING THE PHYSICAL CHARACTERISTICS OF SELECTED FILTER MEDIA AT CONDITION OF HIGH TEMPERATURE AND ACID EXPOSURE 174
Table 2-1. Physical characteristics of test fabrics. 37
Table 2-2. Composition of test dusts. 44
Table 2-3. Experimental conditions 50
Table 3-1. Area for investigation and measurement items. 118
Table 3-2. Specifications and measurement principles for the analysis instruments. 120
Table 3-3. Specification and operating conditions of fabric filter for the emission contol system. 125
Table 3-4. Specification of operating conditions fabric filter for the corner station system. 127
Table 3-5. Specification and operating conditions of fabric filter for the blast furnace. 129
Table 3-6. Specification and operating conditions of fabric filter for the stainless steel electric arc furnace. 131
Table 3-7. Specification and operating conditions of fabric filter for the coal mill process. 139
Table 3-8. Specification and operating conditions of fabric filter for the cement mill process. 142
Table 3-9. Specification and operating conditions of fabric filter for the coal and pulp sludge combustion boiler. 145
Table 3-10. Specification and operating conditions of fabric filter for the gasification followed by combustion of waste plastics. 149
Table A-1. Physical properties of test fabrics. (unit : kg/mm²) 180
Table A-2. Theoretical NOx concentration emitted from combustion. 182
Table A-3. Experimental conditions. 187
Fig. 1-1. National trends in annual emission rate for particulates. 29
Fig. 2-1. Scanning electron microscope photograph of the test fabrics. Magnification 20x. 38
Fig. 2-2. Size distribution of collected dusts by fabric filters for cement plant, coal combustor, coke plant and incinerator. 42
Fig. 2-3. Size distribution of test dusts. 42
Fig. 2-4. Scanning electron microscope photograph of test dusts. Magnification (a), (b), (c) 3,100x, (d) 5242x. 45
Fig. 2-5. Schematic diagram of bench scale experimental system 48
Fig. 2-6. Pressure drop(dorp) versus face velocity for the clean test fabrics. 52
Fig. 2-7. Scanning electron microscope photograph of the coke dust particles deposition on monofilament. 54
Fig. 2-8. Pressure drop versus particle loading for the test fabric with coke dusts. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 57
Fig. 2-9. Scanning electron microscope photograph of the cement dust particles deposition on monofilament. 59
Fig. 2-10. Pressure drop versus particle loading for the test fabrics with cement dust (a) face velocity of 1.1m/min (b) face velocity of 2.5m/min. 61
Fig. 2-11. Scanning electron microscope photograph of the fly ash deposition on monofilament. 63
Fig. 2-12. Pressure drop versus particle loading for the test fabrics with fly ash. (a) face velocity of 1.1m/min (b) face velocity of 2.5m/min. 66
Fig. 2-13. Scanning electron microscope photograph of the incinerator ash deposition on monofilament. 67
Fig. 2-14. Pressure drop versus particle loading for the test fabrics with incinerator ash. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 70
Fig. 2-15. Pressure drop versus particle loading for the test dusts with PET. (a) face velocity of 1.1m/min: (b)face velocity of 2.5m/min. 71
Fig. 2-16. Pressure drop versus particle loading for the test dusts with PET+SUS. (a) face velocity of 1.1m/min: (b)face velocity of 2.5m/min. 73
Fig. 2-17. Pressure drop versus particle loading for the test dusts with P84COMP. (a) face velocity of 1.1m/min: (b)face velocity of 2.5m/min. 75
Fig. 2-18. Pressure drop versus particle loading for the test dusts with P84. (a) face velocity of 1.1m/min; (b)face velocity of 2.5m/min. 76
Fig. 2-19. Penetration versus particle loading for the test fabrics with coke dusts. (a) face velocity of 1.1m/min; (b)face velocity of 2.5m/min. 79
Fig. 2-20. Penetration versus particle loading for the test fabrics with cement dust. (a) face velocity of 1.1m/min; (b)face velocity of 2.5m/min. 81
Fig. 2-21. Penetration versus particle loading for the test fabrics with fly ash. (a) face velocity of 1.1m/min:(b)face velocity of 2.5m/min. 83
Fig. 2-22. Penetration versus particle loading for the test fabrics with incinerator ash. (a) face velocity of 1.1m/min: (b)face velocity of 2.5m/min. 85
Fig. 2-23. Penetration versus particle loading for the test dusts with PET. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 87
Fig. 2-24. Penetration versus particle loading for the test dusts with PEF+SUS. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 89
Fig. 2-25. Penetration versus particle loading for the test dusts with P84COMP. (a) face velocity of 1.1m/min:(b) face velocity of 2.5m/min. 91
Fig. 2-26. Penetration versus particle loading for the test dusts with P84.(a) face velocity of 1.1m/min:(b) face velocity of 2.5m/min. 93
Fig. 2-27. Figure of merit versus particle loading for the test fabrics with coke dust. (a) face velocity of 1.1m/min; (b) face velocity of 2.5m/min. 95
Fig. 2-28. Figure of merit versus particle loading for the test fabrics with cement dust. (a) face velocity of 1.1m/min:(b)face velocity of 2.5m/min. 97
Fig. 2-29. Figure of merit versus particle loading for the test fabrics with fly ash. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 99
Fig. 2-30. Figure of merit versus particle loading for the test fabrics with incinerator ash. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 101
Fig. 2-31. Figure of merit versus particle loading for the test dusts with PET. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 103
Fig. 2-32. Figure of merit versus particle loading for the test dusts with PET+SUS. (a) face velocity of 1.1m/min: (b) face velocity of 2.5m/min. 105
Fig. 2-33. Figure of merit versus particle loading for the test dusts with P84COMP. (a) face velocity of 1.1m/min; (b)face velocity of 2.5m/min. 106
Fig. 2-34. Figure of merit versus particle loading for the test dusts with P84. (a) face velocity of 1.1m/min:(b)face velocity of 2.5m/min. 108
Fig. 3-1. Flow diagram of the coke plant. 121
Fig. 3-2. Flow diagram of the stainless steel refining process. 124
Fig. 3-3. Fabric filter for the stainless steel refining process. 132
Fig. 3-4. Flow diagram of the coal crushing process. 135
Fig. 3-5. Flow diagram of the calcination process. 136
Fig. 3-6. Flow diagram of the cement crushing process. 138
Fig. 3-7. Flow diagram of the coal and pulp sludge fluidized bed combustion boiler. 144
Fig. 3-8. Flow diagram of the gasification followed by combustion of waste plastics process. 148
Fig. 4-1. Schematic diagram of pilot plant experimental system. 158
Fig. 4-2. Relocation of off-line pulse-jet cleaning fabric filter. 162
Fig. 4-3. Off-line pulse-jet cleaning fabric filter. 163
Fig. 4-4. Nozzle and pipe for pulse air. 164
Fig. A-1. Stress versus elongation at break for the PET (a) Tensile strength, (b) Initial modulus. 181
Fig. A-2. Schematic diagram of the experimental apparatus. 185
Fig. A-3. Schematic diagram of the experimental apparatus. 186
Fig. A-4. Stress - strain curve for filter fabric. 189
Fig. A-5. Stress - elongation curve for the PET. 189
Fig. A-6. Correlation for bursting strength versus tensile strength. (a) Cross, (b) Length. 190
Fig. A-7. Correlation for tensile strength versus initial modulus. (a) Cross, (b) Length. 193
Fig. A-8. Tensile strength(strengh) versus temperature for the test fabrics at SOx exposure. (a) 24 hrs, (b) 72 hrs. 195
Fig. A-9. Tensile strength(strengh) versus temperature for the test fabrics at NOx exposure. (a) 24 hrs, (b) 72 hrs. 198
Fig. A-10. Initial modulus versus temperature for the test fabrics at SOx exposure. (a) 72 hrs, (b) 24. hrs. 200
Fig. A-11. Initial modulus versus temperature for the test fabrics at NOx exposure. (a) 72 hrs, (b) 24 hrs. 206
Fig. A-12. Tensile strength(strengh) versus time for the test fabrics at SOx exposure. (a) 150℃ (b) 250℃. 208
Fig. A-13. Tensile strength(strengh) versus time for the test fabrics at NOx exposure. (a) 150℃ (b) 250℃. 210
Fig. A-14. Initial modulus versus time for the test fabrics at SOx exposure. (a) 150℃ (b) 250℃. 212
Fig. A-15. Initial modulus versus time for the test fabrics at NOx exposure. (a) 150℃ (b) 250℃. 214