The Treatment of High-Strength Alcohol Distillery Wastewater Using Electro-Fenton Oxidation: Optimization by Response Surface Methodology
Table of Contents
Chapter 1
Introduction
1-1- Expressing the problem and the necessity of conducting research
1-2- Research Objectives
1-2-1- Main goals
1-2-2- Sub-objectives
1-3- Research hypothesis
1-4- Research method
1-5- Method of achieving research goals
1-6- Thesis structure
Chapter 2
Library Studies
2-1- Alcohol production process by fermentation and distillation method
2-2- Effluent characteristics of alcohol industries
2-3- Wastewater treatment methods for the alcohol industry
2-3-1- Anaerobic methods
2-3-1-1- Anaerobic and biphasic anaerobic systems
2-3-1-2- Anaerobic lagoons
2-3-1-3- Conventional anaerobic systems
2-3-2- High speed anaerobic reactors
2-3-2-1- Fixed film aerobic reactors (AFFR)
2-3-2-2- UASB reactors
2-3-2-3- Anaerobic fluidized bed reactors
2-3-2-4- Anaerobic batch reactors
2-3-3 – Aerobic systems
2-3-3-1- Fungal systems
2-3-3-2- Bacterial systems
2-3-3-3- Cyanobacter-Algae systems
2-3-3-4- Phytoremediation-constructed countries
2-3-4- Physicochemical treatment methods
2-3-4-1- Absorption
2-3-4-2- Coagulation and flocculation
2-3-4-3- Oxidation
2-3-4-4- Other purification methods
2-4- Electric coagulation method
2-4-1- Electrofenton process
2-4-2- Factors affecting electrofenton
2-4-2-1- pH
2-4-2-2-Oxygen diffusion rate
2-4-2-3- Temperature
2-4-2-4- Current density:
2-4-2-5- Concentration of Fe ion
2-4-2-6- Hydrogen Peroxide
2-4-2-7- Distance between electrodes
2-4-2-8- Time
2-4-2-9- Electrolyte environment
2-5- Previous research
2-6- Design of experiments
2-6-1- Response Procedure Method
2-6-1-1- Test design by CCD method
2-6-2- Design steps
Chapter 3
Materials and Methods
3-1- Specifications of the reactor used
3-2- Materials
3-3-Equipment
3-4-Specifications of sewage
3-5- Method of performing experiments
3-6- Sample analysis method
3-7- Sewage discharge standard in Iran
Chapter 4
Results and Discussion
4-1- Preliminary tests
4-1-1- Determining the number and optimal arrangement of electrodes
4-1-2-Determining the optimal amount of Na2SO4
4-1-3-Determining the distance between electrodes
4-1-4-Determining the optimal pH
4-2- Experiments designed by software
4-3- Removal of COD
4-3-1- Selecting the COD removal model
4-3-2- Analysis of variance for COD removal model
4-3-3- Assessing the adequacy of COD removal model
4-3-4- COD removal results
4-3-4-1- Response diagrams for COD removal
4-4- Energy consumption to COD removal ratio
4-4-1- Selecting the model of energy consumption to COD removal ratio
4-4-2- Analysis of variance for energy consumption to COD removal model
4-4-3- Assessing the adequacy of the energy consumption ratio model to COD removal
4-4-4- Results of energy consumption to COD removal ratio
4-4-4-1- Response diagrams for energy consumption to COD removal ratio
4-5- Remove color
4-5-1- Analysis of variance for color removal model
4-6- Removing turbidity
4-6-1- Analysis of variance for turbidity removal model
4-7- Selecting the optimal mode
4-8- Reuse of effluent
Chapter 5
Conclusions and Suggestions
5-1- Results
5-2- Suggestions
Resources (190 References)