Biogas Sanitation

1 Basics of Anaerobic Digestion
14 Topics | 8 Quizzes
1.1 What is anaerobic digestion?
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1.2 What is biogas?
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1.3 Methane and Contribution to global warming
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Quiz 2
1.4 Feedstock Materials and Biogas Production
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1.4.1 Biodegradability of various feedstock
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1.5 Process of anaerobic digestion
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1.6 What are the benefits and limitations of anaerobic digestion?
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1.7 What are the possible applications for biogas?
1.7.1 Cooking
1.7.2 Lighting
1.7.3 Electricity Generation
1.7.4 Cooling
1.7.5 Biomethane Fuel
1.7.6 Thermal Application
2 Digestion Technologies and Types
9 Topics | 8 Quizzes
2.1 Digestion Technologies and Types
2.2 General Classifications
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2.3 Overview of different digesters
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2.3.1 Fixed Dome Digester
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2.3.2 Floating Dome Digester
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2.3.3 Balloon-Type Digester
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2.4 Overview of different types of biogas sanitation units
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2.4.1 Anaerobic baffled reactor with biogas capture
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2.4.2 Anaerobic Lagoon
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3 Process Parameters
13 Topics | 12 Quizzes
3.1 The Process Parameters
3.2 Temperature
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3.3 Feedstock C:N ratio
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3.4 TS and VS, COD and BOD
3.4.1 Total and Volatile Solids
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3.4.2 Chemical Oxygen Demand (COD) & Biochemical Oxygen Demand (BOD)
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3.4.3 pH
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3.4.4 Organic loading rate
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3.4.5 Hydraulic and solid retention time
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3.5 What is biological methane potential, and why is it important?
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3.6 What is the difference between biomethane potential, methane yield, and methane production?
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3.7 What is the biogas potential of various substrates?
3.8 How to measure or estimate the biogas or biomethane potential?
Quiz 1.1
Quiz 1.2
Quiz 2
4 Biogas Installation Planning
10 Topics | 2 Quizzes
4.1 Social acceptance
4.2 Feedstock availability
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4.3 Feedstock quality
4.4 Biogas Plant Design: An Exercise
4.4.1 Potential Biogas Generation, Utilisation and treatment
4.4.2 Sizing of the digester
4.4.3 Sizing of gasholder
4.4.4 Planning Effluent Management
4.4.5 What is to be done if there is no available space for post-treatment?
4.4.6 Planning Sludge Management
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5 Operation and Maintenance
4 Topics | 2 Quizzes
5.1 Initial Testing
5.2 Startup
5.3 O&M Tasks
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5.4 Safety
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6 Sanitation Biogas Plants in Rohingya Refugee Camp
10 Topics | 9 Quizzes
6.1 Biogas Generation
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6.1.1 Biogas Potential
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6.2 Use of Biogas
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6.3 Treatment Performance
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6.4 Identified Challanges and Possible Solutions
6.4.1 Clogging
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6.4.2 Accumulation of Condensed Water Within the Gas Pipes
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6.4.3 Hydrogen Sulphide
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6.4.4 Gas Leakages
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6.4.5 Effluent Management
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Live Session

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Biogas Sanitation 3 Process Parameters 3.4.5 Hydraulic and solid retention time Quiz

Let’s assume we would like to verify the hydraulic retention time for the digester with a volume of 10m3 and blackwater inflow rate of 0.5m3/d.