표제지
제출문
요약문
SUMMARY
Contents
목차
제1장 서론(Introduction) 33
제2장 연구내용 및 방법(Contents and Methodology) 43
제1절 연구내용 45
제2절 연구방법 46
1. 슬러지의 발생특성 조사 46
2. 유기성 슬러지의 이화학적 특성 조사 47
3. 유기성 슬러지의 Vermistabilization 49
4. 분변토의 비효성조사 56
5. 분변토의 탈취능 조사 58
6. 연구결과 정리 및 통계 분석 65
제3장 결과 및 고찰(Results and Discussion) 69
제1절 슬러지의 발생실태조사 71
1. 폐수와 슬러지의 발생 및 처리현황 71
2. 슬러지 처리비용 현황 73
3. 슬러지 최종처분 현황 74
제2절 유기성 슬러지의 이화학적 특성 77
1. 분뇨처리장 슬러지 80
2. 하수처리장 슬러지 81
3. 산업폐수처리장 슬러지 82
4. 축산폐수처리장 슬러지 83
5. 공단폐수처리장 슬러지 84
제3절 유기성슬러지의 Vermistabilization 85
1. Vermistabilization을 위한 혼합처리 실험 85
2. Vermistabilization을 위한 고속부숙 실험 104
3. Vermistabilization 처리능 실험 116
제4절 분변토의 비효성조사 134
1. 작물의 발아율조사 134
2. 작물의 육묘실험 139
제5절 분변토의 탈취능조사 158
1. 유기성 휘발성분 158
2. 무기성 휘발성분 165
3. 휘발성분의 제거량 168
제4장 결론(Conclusion) 177
참고문헌 185
부록(Appendix) 191
Table 2-1. Summary of analytical methods of sludges and cast 48
Table 2-2. Condition of gas chromatograph operation for VOC 60
Table 2-3. Condition of gas chromatograph operation for H₂S 61
Table 2-4. Condition of gas chromatograph operation for NH₃ 61
Table 3-1. Summary of sludge generation and its treatment according to the kinds... 72
Table 3-2. Status of sludge generation and treatment by final disposal methods 75
Table 3-3. Analysis results of organic waste sludge sampled from 8 nightsoil... 81
Table 3-4. Analysis results of organic waste sludge sampled from 11 sewage... 82
Table 3-5. Analysis results of organic waste sludge sampled from 17 industrial... 83
Table 3-6. Analysis results of organic waste sludge sampled from 4 livestock... 84
Table 3-7. Analysis results of organic waste sludge sampled from 10 industrial... 85
Table 3-8. Analysis results of sludge and cast used for the pretreatment of... 87
Table 3-9. Result of arriving day on Eh and alkalinity according to the... 113
Table 3-10. Results of sludge treatment by vermistabilization according to the three... 117
Table 3-11. Results of sludge treatment by vermistabilization according to the three... 121
Table 3-12. Comparison of sludge treatment according to the average of culture... 124
Table 3-13. Comparison of sludge treatment according to the three kinds of... 125
Table 3-14. Results of sludge treatment according to the three kinds of sludge depth 126
Table 3-15. Results of sludge treatment according to the three kinds of sludge... 129
Table 3-16. Physicochemical characteristics of Earthworm cast 136
Table 3-17. Results of pot experiment on cucumber according to various mixture... 141
Table 3-18. Results of pot experiment on tomato according to various mixture... 141
Table 3-19. Results of pot experiment on cabbage according to various mixture rate... 142
Table 3-20. Results of pot experiment on cucumber according to various mixture rate... 150
Table 3-21. Results of pot experiment on tomato according to various mixture rate... 151
Table 3-22. Results of pot experiment on cabbage according to various mixture... 151
Fig. 2-1. Photograph of field scale laboratory in Koyang City, Kyungkido. 49
Fig. 2-2. Mechanical apparatus for sludge decomposition. 52
Fig. 2-3. Photograph of bed for growth condition test. 53
Fig. 2-4. Mechanical apparatus for deodorization. 60
Fig. 2-5. Gas chromatograph of volatile organic compounds. 66
Fig. 2-6. Gas Chromatograph of hydrogen sulfide. 67
Fig. 2-7. Gas chromatograph of ammonia. 67
Fig. 3-1. Comparison of sludge generated per wastewater treated on the various... 73
Fig. 3-2. Comparison of sludge treatment cost per ton on the various... 74
Fig. 3-3. Comparison of sludge treatment method on number of sludge... 76
Fig. 3-4. Comparison of sludge treatment method on weight of sludge generated. 76
Fig. 3-5. Comparison of sludge treatment cost per ton on the various... 77
Fig. 3-6. Variation of Eh according to decomposition period between Control... 89
Fig. 3-7. Variation of alkalinity according to decomposition period between... 90
Fig. 3-8. Variation of Eh according to decomposition period between Control... 91
Fig. 3-9. Variation of Eh according to decomposition period between Control... 92
Fig. 3-10. Variation of Eh according to decomposition period between Control... 94
Fig. 3-11. Variation of alkalinity according to decomposition period between... 95
Fig. 3-12. Variation of Eh according to decomposition period between Control... 97
Fig. 3-13. Variation of alkalinity according to decomposition period between... 98
Fig. 3-14. Variation of Eh according to decomposition period between Control... 98
Fig. 3-15. Variation of alkalinity according to decomposition period between... 99
Fig. 3-16. Variation of Eh according to decomposition period between Control... 101
Fig. 3-17. Variation of alkalinity according to decomposition period between... 101
Fig. 3-18. Variation of Eh according to decomposition period between Control... 103
Fig. 3-19. Variation of alkalinity according to decomposition period between... 104
Fig. 3-20a. Variation of pH according to decomposition period on the 3 kinds of... 106
Fig. 3-20b. Variation of pH according to decomposition period on the 3 kinds of... 107
Fig. 3-21a. Variation of oxidation and reduction potential(Eh) according to... 109
Fig. 3-21b. Variation of oxidation and reduction potential(Eh) according to... 110
Fig. 3-21c. Variation of oxidation and reduction potential(Eh) according to... 111
Fig. 3-22a. Variation of alkalinity according to decomposition period on 4 kinds... 114
Fig. 3-22b. Variation of alkalinity according to decomposition period on 4 kinds... 115
Fig. 3-23. Comparison of sludge treatment rate per 1g earthworm per a day... 118
Fig. 3-24. Comparison of increase rate of earthworm according to the three... 119
Fig. 3-25. Comparison of sludge treatment rate per 1g earthworm per a day... 122
Fig. 3-26. Comparison of increase rate of earthworm according to the three... 123
Fig. 3-27. Comparison of sludge treatment rate per 1g earthworm per a day... 127
Fig. 3-28. Comparison of increase rate of earthworm according to the three... 128
Fig. 3-29. Comparison of sludge treatment rate per 1g earthworm per a day... 131
Fig. 3-30. Comparison of increase rate of earthworm according to the five kinds... 131
Fig. 3-31. Variation of germination rate according to variation of mixture rate of cast... 138
Fig. 3-32. Variation of germination rate according to variation of mixture rate of cast... 139
Fig. 3-33. Variation of plant height according to the variation of mixture rate of cast... 140
Fig. 3-34. Variation of stem diameter according to the variation of mixture rate of... 143
Fig. 3-35. Variation of leaf area according to the variation of mixture rate of cast... 144
Fig. 3-36. Variation of leaves number according to the variation of mixture rate of... 145
Fig. 3-37. Variation of fresh weight according to the variation of mixture rate of cast... 147
Fig. 3-38. Variation of root fresh weight according to the variation of mixture rate of... 148
Fig. 3-39. Variation of plant height according to the variation of mixture rate of cast... 150
Fig. 3-40. Variation of stem diameter according to the variation of mixture rate of... 152
Fig. 3-41. Variation of leaf area according to the variation of mixture rate of cast... 153
Fig. 3-42. Variation of leaves number according to the variation of mixture rate of... 154
Fig. 3-43. Variation of fresh weight according to the variation of mixture rate of cast... 155
Fig. 3-44. Variation of root fresh weight according to the variation of mixture rate of... 156
Fig. 3-45. Removal rate of volatile organic compounds by dried nightsoil cast. 159
Fig. 3-46. Removal rate of volatile organic compounds by wet nightsoil cast. 160
Fig. 3-47. Removal rate of volatile organic compounds by dried papermill cast. 161
Fig. 3-48. Removal rate of volatile organic compounds by wet papermill cast. 162
Fig. 3-49. Removal rate of volatile organic compounds by dried activated carbon. 164
Fig. 3-50. Removal rate of volatile organic compounds by dried activated carbon. 164
Fig. 3-51. Removal rate of Hydrogen sulfide by cast and activated carbon. 166
Fig. 3-52. Removal rate of ammonia by cast and activated carbon. 168
Fig. 3-53. Removal weight of volatile organic compounds by dried nightsoil cast. 170
Fig. 3-54. Removal weight of volatile organic compounds by wet nightsoil cast. 170
Fig. 3-55. Removal weight of volatile organic compounds by dried papermill cast. 171
Fig. 3-56. Removal weight of volatile organic compounds by wet papermill cast. 172
Fig. 3-57. Removal weight of volatile organic compounds by dried activated carbon. 173
Fig. 3-58. Removal weight of volatile organic compounds by wet activated carbon. 174
Fig. 3-59. Removal weight of Hydrogen sulfide by cast and activated carbon. 175
Fig. 3-60. Removal weight of Ammonia by cast and activated carbon. 176