표제지
국문초록
목차
List of Symbols 18
I. 서론 20
1. 연구배경 및 목적 20
2. 연구동향 22
II. RSF ASA/AOBF시스템의 동역학적 해석 26
1. 생물막 여과의 물질수지 26
가. 연속 여과 방정식 26
나. 기질반응이론 28
2. 혐기-호기 활성슬러지 시스템의 물질수지 32
가. 기질반응이론 36
나. 미생물의 생산계수 36
3. RSFASA와 RSFAOBF시스템의 기질반응이론 40
가. RSF 공정 41
나. ASA 혐기공정 41
다. ASA 호기공정 43
라. AOBF 혐기공정 43
마. AOBF 호기공정 44
바. 질소의 반응이론 44
III. 실험장치 및 방법 47
1. 실험장치 47
가. RSF 공정 47
나. RSFASA 시스템 50
다. RSFAOBF 시스템 53
2. 실험방법 56
IV. 실험결과 및 고찰 59
1. 유입 염색폐수의 특성 59
가. 생물반응조의 MLSS농도 변화 62
나. 수온 변화 63
다. 생물반응조의 HRT 변화 63
2. RSF 공정의 처리특성 64
가. 여재종류별 기질제거효율 64
나. 여과속도별 기질제거효율 71
3. ASA 시스템의 처리특성 83
가. MLSS농도와 기질제거반응 83
나. 수온과 기질제거반응 89
다. HRT와 기질제거반응 94
라. 공정별 기질제거효율 비교 101
4. AOBF 시스템의 처리특성 103
가. 여재형상과 혐기/혐기/호기 공정모드 103
나. 혐기/호기/호기 공정모드 113
다. 혐기/혐기/호기 공정모드 124
라. 공정별 기질제거속도 137
마. 슬러지발생량 비교 145
V. 결론 147
참고문헌 149
ABSTRACT 162
감사의 글 164
Table 2.1. Kinetic coefficients for activated sludge systems and municipal wastewater 39
Table 3.1. Characteristics of media in RSF 48
Table 3.2. Operating conditions of RSF for media test 48
Table 3.3. Operating conditions of rapid settline filter in RSFASA 51
Table 3.4. Operating conditions of ASA reactor in RSFASA 51
Table 3.5. Operating conditions of rapid settling filter in RSFAOBF. 54
Table 3.6. Operating condition of biofilters in RSFAOBF. 55
Table 3.7. Analysis methods and apparatus of water quality 58
Table 4.1. MLSS and waste sludge concentration with SRT of ASA process 62
Table 4.2. Operating conditions of modes in RSFASA system 64
Table 4.3. Removal efficiencies of RSF with media test 65
Table 4.4. Removal efficiencies of RSF with LVs 78
Table 4.5. Comparison of RSF and ASA on pollutants removal with MLSS concentrations 84
Table 4.6. Characteristics of ASA process on COD, BOD, and color removal with HRTs. 100
Table 4.7. Results of existing textile wastewater treatment system 102
Table 4.8. Results of RSFASA system for textile wastewater treatment 102
Table 4.9. Results of RSFAOBF-mode 1 104
Table 4.10. Results of RSFAOBF-mode 2 114
Table 4.11. Results of RSFAOBF-mode 3 125
Table 4.12. Results of RSFAOBF with mode 3 for textile wastewater treatment 145
Table 4.13. Sludge reduction of RSFASA and RSFAOBF versus existing treatment system 146
Fig. 2.1. General overview of the fate of azo dyes and aromatic amines during anaerobic-aerobic treatment. 33
Fig. 2.2. Mass balance diagram of RSFASA system. 35
Fig. 2.3. Nitrogen mass balance diagram of RSFASA system. 41
Fig. 3.1. A view of media used for RSF. 47
Fig. 3.2. Schematic diagram of rapid settling filter. 49
Fig. 3.3. A view of pilot-scale plant of rapid settling filter. 49
Fig. 3.4. Schematic diagram of the RSFASA system. 50
Fig. 3.5. A view of anaerobic-aerobic activated sludge tank and agitator. 52
Fig. 3.6. A view of final settling tank. 52
Fig. 3.7. A view of anaerobic-aerobic tank activated sludge tank and final settling tank. 53
Fig. 3.8. Schematic diagram of the RSFAOBF system. 54
Fig. 3.9. A view of pilot-scale plant of biofilters. 55
Fig. 3.10. A view of media used for biofilters. 56
Fig. 4.1. Temperature and pH variations for the experimental period. 60
Fig. 4.2. COD and color variations for the experimental period. 60
Fig. 4.3. BOD and SS variations for the experimental period. 61
Fig. 4.4. T-N and T-P variations for the experimental period. 61
Fig. 4.5. F/M ratio versus MLSS in ASA process. 62
Fig. 4.6. Temperature variations of influent to ASA process. 63
Fig. 4.7. SS removal efficiency of RSF packed with media-type 1. 65
Fig. 4.8. SS removal efficiency of RSF packed with media-type 2. 66
Fig. 4.9. COD removal efficiency of RSF packed with media-type 1. 66
Fig. 4.10. COD removal efficiency of RSF packed with media-type 2. 67
Fig. 4.11. BOD removal efficiency of RSF packed with media-type 1. 67
Fig. 4.12. BOD removal efficiency of RSF packed with media-type 2. 68
Fig. 4.13. Color removal efficiency of RSF packed with media-type 1. 68
Fig. 4.14. Color removal efficiency of RSF packed with media-type 2. 69
Fig. 4.15. T-N removal efficiency of RSF packed with media-type 1. 69
Fig. 4.16. T-N removal efficiency of RSF packed with media-type 2. 70
Fig. 4.17. T-P removal efficiency of RSF packed with media-type 1. 70
Fig. 4.18. T-P removal efficiency of RSF packed with media-type 2. 71
Fig. 4.19. Backwashing cycle at LV 100 m/day in RSF. 72
Fig. 4.20. Backwashing cycle at LV 200 m/day in RSF. 72
Fig. 4.21. Backwashing cycle at LV 300 m/day in RSF. 73
Fig. 4.22. Backwashing cycle at LV 400 m/day in RSF. 73
Fig. 4.23. Profiles of SS(Ce/C0) in RSF with LVs.(이미지참조) 75
Fig. 4.24. Profiles of COD(Ce/C0) in RSF with LVs.(이미지참조) 76
Fig. 4.25. Profiles of BOD(Ce/C0) in RSF with LVs.(이미지참조) 76
Fig. 4.26. Profiles of color(Ce/C0) in RSF with LVs.(이미지참조) 77
Fig. 4.27. Profiles of T-N(Ce/C0) in RSF with LVs.(이미지참조) 77
Fig. 4.28. Profiles of T-P(Ce/C0) in RSF with LVs.(이미지참조) 78
Fig. 4.29. Determination of kss value of SS removal ratio with LVs. 80
Fig. 4.30. Determination Of kCOD value of COD removal ratio with LVs.(이미지참조) 80
Fig. 4.31. Determination of kBOD value of BOD removal ratio with LVs.(이미지참조) 81
Fig. 4.32. Determination of Kcolor value of color removal ratio with LVs.(이미지참조) 81
Fig. 4.33. Determination of kT-N value of T-N removal ratio with LVs.(이미지참조) 82
Fig. 4.34. Determination Of kT-P value of T-P removal ratio with LVs.(이미지참조) 82
Fig. 4.35. COD and color concentrations of effluent water with MLSSs in RSFASA. 85
Fig. 4.36. SS and BOD concentrations of effluent water with MLSSs in RSFASA. 86
Fig. 4.37. T-N and T-P concentrations of effluent water with MLSSs in RSFASA. 86
Fig. 4.38. Efficiencies of RSFASA on COD and color removal with MLSSs. 87
Fig. 4.39. Efficiencies of RSFASA on SS and BOD removal with MLSSs. 87
Fig. 4.40. Efficiencies of RSFASA on T-N and T-P removal with MLSSs. 88
Fig. 4.41. Correlation of COD removal and MLSS. 88
Fig. 4.42. Correlation of color removal and MLSS. 89
Fig. 4.43. COD concentrations with temperatures in effluent wastewater from RSFASA system. 90
Fig. 4.44. Efficiencies of RSFASA on COD removal with temperatures. 91
Fig. 4.45. Color concentrations with temperatures in effluent wastewater from RSFASA system. 91
Fig. 4.46. Removal efficiency of color with temperature variations in RSFASA. 92
Fig. 4.47. Correlation of temperature and COD removal in RSFASA system. 92
Fig. 4.48. Correlation of temperature and COD removal in RSFASA system. 93
Fig. 4.49. Correlation of temperature and color removal in RSFASA system. 93
Fig. 4.50. Correlation of temperature and color removal in RSFASA system. 94
Fig. 4.51. COD removal versus HRTs in RSFASA. 96
Fig. 4.52. Color removal versus HRTs in RSFASA. 96
Fig. 4.53. BOD removal versus HRTs in RSFASA. 97
Fig. 4.54. SS removal versus HRTs in RSFASA. 97
Fig. 4.55. COD loading rate versus COD removal in RSFASA 99
Fig. 4.56. Schematic diagram of existing treatment system. 101
Fig. 4.57. Effect of anaerobic biofilter A packed with media A on SS removal (RSFAOBF-mode 1). 104
Fig. 4.58. Effect of anaerobic biofilter A packed with media A on COD removal (RSFAOBF-mode 1). 105
Fig. 4.59. Effect of anaerobic biofilter A packed with media A on BOD removal (RSFAOBF-mode 1). 105
Fig. 4.60. Effect of anaerobic biofilter A packed with media A on Color Removal (RSFAOBF-mode 1). 106
Fig. 4.61. Effect of anaerobic biofilter A packed with media A on T-N removal (RSFAOBF-mode 1). 106
Fig. 4.62. Effect of anaerobic blofilter A packed with media A on T-P removal (RSFAOBF-mode 1). 107
Fig. 4.63. Effect of anaerobic biofilter B packed with media B on SS removal (RSFAOBF-mode 1). 107
Fig. 4.64. Effect of anaerobic biofilter B packed with media B on COD removal (RSFAOBF-mode 1). 108
Fig. 4.65. Effect of anaerobic biofilter B packed with media B on BOD removal (RSFAOBF-mode 1). 108
Fig. 4.66. Effect of anaerobic biofilter B packed with media B on color removal (RSFAOBF-mode 1). 109
Fig. 4.67. Effect of anaerobic biofilter B packed with media B on T-N removal (RSFAOBF-mode 1). 109
Fig. 4.68. Effect of anaerobic biofilter B packed with media B on T-P removal (RSFAOBF-mode 1). 110
Fig. 4.69. Effect of anaerobic biofilter C packed with media C on SS removal (RSFAOBF-mode 1). 110
Fig. 4.70. Effect of anaerobic biofilter C packed with media C on COD removal (RSFAOBF-mode 1). 111
Fig. 4.71. Effect of anaerobic blofilter C packed with media C on BOD removal (RSFAOBF-mode 1). 111
Fig. 4.72. Effect of anaerobic biofilter C packed with media C on color removal (RSFAOBF-mode 1). 112
Fig. 4.73. Effect of anaerobic biofilter C packed with media C on T-N removal (RSFAOBF-mode 1). 112
Fig. 4.74. Effect of anaerobic blofilter C packed with media C on T-P removal (RSFAOBF-mode 1). 113
Fig. 4.75. Effect of anaerobic biofilter A packed with media B on SS removal (RSFAOBF-mode 2). 115
Fig. 4.76. Effect of anaerobic biofilter A packed with media B on COD removal (RSFAOBF-mode 2). 115
Fig. 4.77. Effect of anaerobic biofilter A packed with media B on BOD removal (RSFAOBF-mode 2). 116
Fig. 4.78. Effect of anaerobic biofilter A packed with media B on color removal (RSFAOBF-mode 2). 116
Fig. 4.79. Effect of anaerobic biofilter A packed with media B on T-N removal (RSFAOBF-mode 2). 117
Fig. 4.80. Effect of anaerobic biofilter A packed with media B on T-P removal (RSFAOBF-mode 2). 117
Fig. 4.81. Effect of aerobic biofilter B packed with media C on SS removal (RSFAOBF-mode 2). 118
Fig. 4.82. Effect of aerobic biofilter B packed with media C on COD removal (RSFAOBF-mode 2). 118
Fig. 4.83. Effect of aerobic biofilter B packed with media C on BOD removal (RSFAOBF-mode 2). 119
Fig. 4.84. Effect of aerobic biofilter B packed with media C on color removal (RSFAOBF-mode 2). 119
Fig. 4.85. Effect of aerobic biofilter B packed with media C on T-N removal (RSFAOBF-mode 2). 120
Fig. 4.86. Effect of aerobic biofilter B packed with media C on T-P removal (RSFAOBF-mode 2). 120
Fig. 4.87. Effect of aerobic biofilter C packed with media C on SS removal (RSFAOBF-mode 2). 121
Fig. 4.88. Effect of aerobic blofilter C packed with media C on COD removal (RSFAOBF-mode 2). 121
Fig. 4.89. Effect of aerobic biofilter C packed with media C on BOD removal (RSFAOBF-mode 2). 122
Fig. 4.90. Effect of aerobic biofilter C packed with media C on color removal (RSFAOBF-mode 2). 122
Fig. 4.91. Effect of aerobic biofilter C packed with media C on T-N removal (RSFAOBF-mode 2). 123
Fig. 4.92. Effect of aerobic biofilter C packed with media C on T-P removal (RSFAOBF-mode 2). 123
Fig. 4.93. Effect of aneroblc biofilter A packed with media B on SS removal (RSFAOBF-mode 3). 125
Fig. 4.94. Effect of anerobic biofilter A packed with media B on COD removal (RSFAOBF-mode 3). 126
Fig. 4.95. Effect of anerobic biofilter A packed with media B on BOD removal (RSFAOBF-mode 3). 126
Fig. 4.96. Effect of anerobic biofilter A packed with media B on color removal (RSFAOBF-mode 3). 127
Fig. 4.97. Effect of anerobic biofilter A packed with media B on T-N removal (RSFAOBF-mode 3). 127
Fig. 4.98. Effect of anerobic biofilter A packed with media B on T-P removal (RSFAOBF-mode 3). 128
Fig. 4.99. Effect of aneroblc biofilter B packed with media C on SS removal (RSFAOBF-mode 3). 128
Fig. 4.100. Effect of anerobic biofilter B packed with media C on COD removal (RSFAOBF-mode 3). 129
Fig. 4.101. Effect of anerobic biofilter B packed with media C on BOD removal (RSFAOBF-mode 3). 129
Fig. 4.102. Effect of aneroblc biofilter B packed with media C on color removal (RSFAOBF-mode 3). 130
Fig. 4.103. Effect of anerobic biofilter B packed with media C on T-N removal (RSFAOBF-mode 3). 130
Fig. 4.104. Effect of anerobic biofilter B packed with media C on T-P removal (RSFAOBF-mode 3). 131
Fig. 4.105. Effect of anerobic biofilter C packed with media C on SS removal (RSFAOBF-mode 3). 131
Fig. 4.106. Effect of anerobic biofilter C packed with media C on COD removal (RSFAOBF-mode 3). 132
Fig. 4.107. Effect of anerobic blofilter C packed with media C on BOD removal (RSFAOBF-mode 3). 132
Fig. 4.108. Effect of anerobic biofilter C packed with media C on color removal (RSFAOBF-mode 3). 133
Fig. 4.109. Effect of anerobic biofilter C packed with media C on T-N removal (RSFAOBF-mode 3). 133
Fig. 4.110. Effect of anerobic biofilter C packed with media C on T-P removal (RSFAOBF-mode 3). 134
Fig. 4.111. Removal efficiencies of biofilter A(Mode 2). 134
Fig. 4.112. Removal efficiencies of biofilter B(Mode 2). 135
Fig. 4.113. Removal efficiencies of biofilter C(Mode 2). 135
Fig. 4.114. Removal efficiencies of biofilter A(Mode 3). 136
Fig. 4.115. Removal efficiencies of biofilter B(Mode 3). 136
Fig. 4.116. Removal efficiencies of biofilter C(Mode 3). 137
Fig. 4.117. Determination of kss-ANBF value of SS removal ratio with EBCTs in anaerobic biofilter.(이미지참조) 139
Fig. 4.118. Determination of kCOD-ANBF value of COD removal ratio with EBCTs in anaerobic biofilter.(이미지참조) 139
Fig. 4.119. Determination of kBOD-ANBF value of BOD removal ratio with EBCTs in anaerobic biofilter.(이미지참조) 140
Fig. 4.120. Determination of kcolor-ANBF value of color removal ratio with EBCTs in anaerobic blofilter.(이미지참조) 140
Fig. 4.121. Determination of kTN-ANBF value of T-N removal ratio with EBCTs in anaerobic biofilter.(이미지참조) 141
Fig. 4.122. Determination of kTP-ANBF value of T-P removal ratio with EBCTs in anaerobic biofilter.(이미지참조) 141
Fig. 4.123. Determination of kss-AOBF value of SS removal ratio with EBCTs in aerobic biofilter.(이미지참조) 142
Fig. 4.124. Determination of kCOD-AOBF value of COD removal ratio with EBCTs in aerobic biofilter.(이미지참조) 142
Fig. 4.125. Determination of kBOD-AOBF value of BOD removal ratio with EBCTs in aerobic biofilter.(이미지참조) 143
Fig. 4.126. Determination of kcolor-AOBF value of Color removal ratio with EBCTs in aerobic biofilter.(이미지참조) 143
Fig. 4.127. Determination of kTN-AOBF value of T-N removal ratio with EBCTs in aerobic biofilter.(이미지참조) 144
Fig. 4.128. Determination of kTP-AOBF value of T-P removal ratio with EBCTs in aerobic biofilter.(이미지참조) 144