Fundamentals of Bio Gas Plant

As the world shifts toward renewable energy and sustainable waste management, biogas technology has become one of the most practical, eco-friendly, and affordable solutions. This course provides a comprehensive, step-by-step understanding of biogas production, plant design, construction, operation, and maintenance.

From understanding the microbial mechanism of fermentation to performing design calculations for digester and gas holder, you’ll gain both theoretical knowledge and practical skills to develop small-scale (domestic) as well as large-scale (commercial) biogas systems. Real-world case studies and design examples ensure you can confidently apply your learning in community projects, industries, and institutions.

Whether you are a student, researcher, engineer, entrepreneur, or sustainability enthusiast, this course will help you master the science, engineering, and application of biogas technology.

Prerequisites

• No strict prerequisites required.

• Basic knowledge of science and mathematics will be helpful.

• Interest in renewable energy, waste management, or rural development.

Target Audience

• Students of Mechanical, Chemical, Civil, and Environmental Engineering.

• Environmental professionals working in renewable energy or waste management.

• Engineers & Architects interested in sustainable system design.

• Educators and researchers in energy, environment, and agriculture.

• Farmers, NGOs, and entrepreneurs aiming to set up biogas plants.

• Anyone passionate about clean energy and circular economy solutions.

Key Benefits of Taking This Course

• Gain complete knowledge of biogas production and utilization.

• Learn design principles and construction processes of biogas plants.

• Understand operational parameters, maintenance, and troubleshooting.

• Perform design calculations for digester sizing, gas requirement, and dung/feedstock estimation.

• Explore real-world applications in rural, urban, and industrial contexts.

• Acquire job-ready skills for careers in renewable energy, sustainability, and waste-to-energy projects.

• Contribute to climate change mitigation and sustainable rural development.

Career Opportunities

After completing this course, learners can explore roles such as:

• Biogas Plant Design Engineer

• Renewable Energy Project Manager

• Sustainability Consultant

• Rural Development Officer (Biogas Projects)

• NGO/CSR Project Coordinator for Renewable Energy

• Researcher in Anaerobic Digestion Technology

• Entrepreneur in Biogas and Organic Fertilizer Sector

Learning Outcomes

By the end of this course, you will be able to:

1. Explain the composition and energy potential of biogas.

2. Understand the mechanism of biogas fermentation and microbial groups involved.

3. Identify feedstock sources and calculate biomethane potential.

4. Describe the classification and design options of biogas plants.

5. Compare different types of digesters: fixed dome, floating drum, and flexi plants.

6. Perform design calculations for biogas units (size, dung requirement, animals needed, digester volume, gas holder tank).

7. Understand the construction process of domestic and commercial biogas plants.

8. Analyze operating parameters, maintenance needs, and common troubleshooting methods.

9. Evaluate bio-slurry as a fertilizer and its specifications.

10. Apply knowledge through a case study of a biogas plant in school premises.

Lesson Outcomes (Module Highlights)

Module 1: Introduction to Biogas

• Learn the composition of biogas and its energy equivalent to conventional fuels.

• Explore the types of organic waste usable for biogas generation.

Module 2: Biogas Fermentation & Production

• Understand the three stages of microbial fermentation.

• Study the process flow of anaerobic digestion.

Module 3: Classification & Types of Biogas Plants

• Compare batch-fed and daily-fed systems.

• Learn about fixed dome, floating drum, and flexi balloon plants.

Module 4: Plant Components & Design

• Study digesters, gas holders, pipes, fittings, feedstock storage, and membranes.

• Understand the layout of two-stage biogas plants.

Module 5: Construction Process

• Step-by-step process for domestic and commercial biogas plant construction.

• Learn about materials, mixing technology, and electro-mechanical work.

Module 6: Operation, Maintenance & Troubleshooting

• Important operating parameters and bio-slurry management.

• General checks, precautions for pipelines, and troubleshooting common issues.

Module 7: Design Calculations

• Calculate daily gas requirement.

• Estimate dung requirement and number of animals needed.

• Perform digester and gas holder design calculations.

Module 8: Applications & Case Study

• Explore top applications of biogas in energy and fertilizer use.

• Study a real case of biogas plant in school premises.

• Propose sustainable models for community-scale implementation.

Why Enroll in This Course?

• Complete Package: Covers fundamentals, design, construction, and applications.

• Hands-On: Includes calculations, designs, and real case studies.

• Impactful: Equips you to contribute directly to renewable energy and waste-to-energy solutions.

• Career-Boosting: Opens opportunities in environmental, agricultural, and energy sectors.

In this course you will learn following points in detail:

• Introduction to Biogas and its Composition

• Quantities of various hydrocarbon fuels that will have energy equivalent to 1 cum of biogas

• Mechanism of biogas fermentation

• Groups of microbes involved in the 3 stages of biogas fermentation

• How Biogas is Produced

• Types of organic waste that can be used

• Biomethane Potential from Organic Residuals

• Benefits of Biogas Installations

• Top Applications of Biogas

• Classification of biogas plants

• Batch fed system & Daily fed system

• Biogas Plant Design Options

• Components of a biogas plant

• Fixed Dome Biogas Plant

• Floating-drum plants

• Flexi Plants or Balloon Plant

• General process scheme of the two-stage anaerobic digestion process

• Facility layout for a two-stage biogas plant

• Construction Process of Digester of Domestic Biogas Plant

• Construction Process of Digester of Commercial Biogas Plant

• Designs of digester based on Mixing Technology

• Designs of digester & Material for Construction of Digester

• Pipes and Fittings

• Feedstock Storage

• Electro–mechanical Work

• Solids feeder & Cover membrane

• Specification of Organic Fertilizer

• Important Operating Parameters & Bio-Slurry

• Precautions of laying gas pipeline for fixed dome plants

• Type of Operation and Maintenance Required to Run the Technology

• General Checks

• Common Operational Problems and their Remedy

• Maintenances and General Care to be Taken Up after Installation of a Biogas Plant

• Size of biogas unit

• Design Calculations of Biogas plant

• Amount of gas required per day

• Total amount of dung required

• Number of animals required to fulfil daily gas requirement

• Design of digester and gas holder

• Dimensions of digester

• Gas holder tank

• Case Study on Setting Biogas plant in School Premises