표제지
국문초록
목차
I. 서론 11
1. 연구배경 11
2. 연구목적 및 목표 13
II. 이론적 배경 14
1. 해양환경보호위원회(MEPC) 14
1.1. MEPC 의의 14
1.2. 선박오수 처리의 관점에서 MEPC 흐름 14
2. 분뇨의 특성 17
3. 생물학적 처리공정 18
3.1. 생물학적 유기물 제거 19
3.2. 생물학적 질소 제거 21
4. SM-SBR 공법 23
4.1. 공법의 정의 23
4.2. SBR 공법 24
4.3. MBR 공법 27
5. 하수처리 미생물 30
III. 실험재료 및 방법 32
1. 실험장치 32
1.1. 실험장치 32
1.2. 장치 공정(SM-SBR 공법) 33
2. 실험재료 37
3. 실험방법 39
3.1. 실험조건 39
3.2. 실험방법 39
4. 미생물 분석 방법 42
IV. 결과 및 고찰 44
1. 유입수 및 유출수의 유기물 및 T-N 농도 분석 44
1.1. Condition 1 44
1.2. Condition 2 46
1.3. Condition 3 47
1.4. Condition 4 49
2. 최적운전조건 도출 50
2.1. BOD5(이미지참조) 50
2.2. T-N 51
3. 물질수지 52
4. 혐기조 및 생물반응조 미생물 우점종 분석 53
V. 결론 56
참고문헌 58
Abstract 62
Table 1. Change of the MEPC international standards 16
Table 2. Characteristic of excrement 17
Table 3. Fiber membrane specifications applied to Bench-scale... 36
Table 4. Characteristics of the raw water and operation conditions... 37
Table 5. Condition 1 of shipboard STP for this experiment 40
Table 6. Condition 2 of shipboard STP for this experiment 40
Table 7. Ccondition 3 of shipboard STP for this experiment 41
Table 8. Condition 4 of shipboard STP for this experiment 41
Table 9. Top 20 microorganism rate of anaerobic reactor 54
Table 10. Top 20 microorganism rate of aerobic reactor 55
Fig. 1. Map of the Baltic sea and neighboring countries. 15
Fig. 2. Comparisons of membranes and major target materials... 29
Fig. 3. A front of view of the shipboard STP for this experiment. 32
Fig. 4. Schematic diagram of the shipboard STP for this... 33
Fig. 5. Screen in the storage and anaerobic tank. 34
Fig. 6. Membrane in the bioreactor tank during aeration period. 35
Fig. 7. A picture of an air blower in MBR separated tank applied... 36
Fig. 8. A picture of collecting influent water from a B city... 38
Fig. 9. A picture of collecting bioreactor microorganism from a B... 38
Fig. 10. Experiment process overview. 42
Fig. 11. Concentration profiles of influent and effluent water and... 45
Fig. 12. Concentration profiles of influent and effluent water... 45
Fig. 13. Concentration profiles of influent and effluent water and... 46
Fig. 14. Concentration profiles of influent and effluent water and... 47
Fig. 15. Concentration profiles of influent and effluent water and... 48
Fig. 16. Concentration profiles of influent and effluent water and... 48
Fig. 17. Concentration profiles of influent and effluent water... 49
Fig. 18. Concentration profiles of influent and effluent water... 50
Fig. 19. Results of BOD5 concentration and removal efficiency by...(이미지참조) 51
Fig. 20. Results of T-N concentration and removal efficiency by... 52
Fig. 21. Mass balance of BOD5 and T-N from influent water to...(이미지참조) 53