首页--环境科学、安全科学论文--废物处理与综合利用论文--一般性问题论文--废水的处理与利用论文

200t/h Domestic Sewage Treatment Process Design

ACKNOWLEDGEMENTS第4-5页
ABSTRACT第5页
摘要第6-15页
CHAPTER 1 INTRODUCTION AND WASTEWATER TREATMENT PROCESS DETERMINATION第15-52页
    1.0 INTRODUCTION第15-17页
    1.1 LITERATURE REVIEW第17-25页
        1.1.1 Wastewater treatment overview第17-18页
        1.1.2 Biological treatment overview第18-25页
            1.1.2.1 Biological wastewater treatment processes第20-21页
            1.1.2.2 Factors affecting growth第21-23页
            1.1.2.3 Population dynamics第23-25页
    1.2 DOMESTIC SEWAGE TREATMENT PROCESS第25-36页
        1.2.1 Treatment process determination第25-34页
            1.2.1.1 Design objectives第25-26页
            1.2.1.2 Design Alternatives第26-31页
            1.2.1.3 Sequencing batch reactor system第31-32页
            1.2.1.4 Combined Anoxic/Anaerobic/Aerobic system第32-34页
        1.2.2 Flow sheet determination第34页
        1.2.3 Design limits第34-36页
    1.3 FUNDAMENTALS OF SEWAGE TREATMENT第36-48页
        1.3.1 Biological nutrients removal processes第36-37页
        1.3.2 Development of controlled biological nutrient removal第37-38页
        1.3.3 Commonly applied BNR process configurations第38-40页
        1.3.4 Nitrogen Removal第40-41页
        1.3.5 Phosphorus Removal第41-42页
        1.3.6 Design standards第42-48页
            1.3.6.1 Solids retention time(SRT)第43页
            1.3.6.2 Internal recycle rate and return sludge flow第43-45页
            1.3.6.3 Kinetic coefficients第45-46页
            1.3.6.4 Alkalinity checking第46页
            1.3.6.5 The observed Yield,Y_obs第46-48页
    1.4 FLOW SHEET EXPLATIONS第48-52页
        1.4.1 Biological selector第48-50页
        1.4.2 Description of selected domestic wastewater facility第50-52页
CHAPTER 2 DESIGN AND TECHNOLOGICAL CALCULATIONS第52-115页
    2.1 Operating and design parameters第52-56页
        2.1.1 Solids retention time for denitrification,SRT_DN第52-53页
        2.1.2 Yield coefficient for denitrification第53页
        2.1.3 Design solids retention time for aerobic cell growth,SRT_aerobic第53-55页
        2.1.4 Design cell yield caused by BOD_5 removal第55页
        2.1.5 Design cell yield caused by nitrincation(Y_obs,N)第55页
        2.1.6 Design cell yield caused by cell debris production第55-56页
        2.1.7 Soluble BOD_5 in the effluent第56页
    2.2 Preliminary and primary treatments第56-63页
        2.2.1 Design of bar rack(coarse screen)第57-59页
        2.2.2 Design of grit chamber第59-61页
        2.2.3 Equalization tank第61页
        2.2.4 Design of primary sedimentation tank第61-63页
    2.3 Material mass balance analysis第63-97页
        2.3.1 First iteration第64-85页
            2.3.1.1 Biomass generation第66-71页
            2.3.1.2 Waste activated sludge(WAS)stream 10第71-73页
            2.3.1.3 Waste sludge processing method第73-85页
        2.3.2 Second iteration第85-97页
            2.3.2.1 Biomass generation第87-89页
            2.3.2.2 Waste activated sludge(WAS)stream 10第89-97页
    2.4 pH control and alkalinity needed第97-98页
    2.5 Oxygen requirements第98-101页
    2.6 BNR system design:sizing and configuration第101-108页
        2.6.1 Anaerobic tank第101页
        2.6.2 Anoxic bioreactor第101-102页
        2.6.3 Aerobic bioreactor第102-105页
        2.6.4 CAAA reactor configuration第105-108页
    2.7 Solids separation facility design第108-110页
        2.7.1 Surface area of Secondary Clarfier第108-109页
        2.7.2 Depth of Secondary Clarifier第109-110页
        2.7.3 Detention time第110页
    2.8 Disinfection facility design第110-114页
        2.8.1 Disinfection effectiveness第110-111页
        2.8.2 Required chlorine dioxide dosage for disinfection第111-112页
        2.8.3 Contact Basin第112页
        2.8.4 Design contact basin based on dispersion第112-114页
    2.9 Plant layout第114-115页
CHAPTER 3 EQUIPMENTS SELECTION AND MATERIAL CONSUMPTION第115-131页
    3.1 EQUIPMENTS TECHNOLOGICAL CALCULATIONS AND SELECTION第115-124页
        3.1.1 Bar rack(coarse screen)第115页
        3.1.2 Aerated grit chamber equipment第115-116页
        3.1.3 Equalization effluent pump第116页
        3.1.4 Primary sludge pump第116页
        3.1.5 Primary sedimentation tank equipment第116页
        3.1.6 Sludge collection system and skimmer第116-117页
        3.1.7 Primary effluent pump第117页
        3.1.8 Waste activated sludge system第117页
        3.1.9 Internal recycle pump第117页
        3.1.10 Secondary effluent pump第117-118页
        3.1.11 Return sludge pumps第118页
        3.1.12 Mixer power requirement for anaerobic and anoxic tanks ones第118-121页
        3.1.13 Design capacity of air supply system第121页
        3.1.14 Design capacity diffused aeration system and Blower sizing第121-124页
    3.2 EQUIPMENT LIST第124-127页
    3.3 MATERIAL CONSUMPTION AND QUANTITY第127-131页
CHAPTER 4 COST ESTIMATION PROCESS SAFETY EVALUATION AND CONCLUSION第131-150页
    4.1 WORKSHOP AND COST ESTIMATION第131-135页
        4.1.1 Preliminary treatment(coarse screen with grit removal)第131-132页
        4.1.2 Primary sedimentation with sludge pump第132页
        4.1.3 Conventional activated sludge with diffused air第132页
        4.1.4 Final clarifier第132页
        4.1.5 Disinfection第132-133页
        4.1.6 Miscellaneous structures第133页
        4.1.7 Support personnel第133-135页
    4.2 ENVIRONMENTAL AND FIRE PROTECTION,PROCESS SAFETY AND HEALTH第135-147页
        4.2.1 Failure-Mode Effect Analysis第136页
        4.2.2 Process hazard and operability(HAZOP)第136-147页
    4.3 CONCLUSION AND DISCUSSION第147-150页
REFERENCES第150-153页
APPENDICES第153-163页

论文共163页,点击 下载论文
上一篇:基于Web 2.0的Tag系统的设计与实现
下一篇:Hemingways Gender Trouble