CBG Plant -Engineering Design and Training in Pune
Dinesh Jadhav, Experienced CBG Trainer
- He is a Qualified Graduate Mechanical Engineer, with Post Graduation in Machine Design
- More than 40 years of proven multifarious practical Experience:
- Energy Auditor in 2006
- Experience:
- Services in Biomass Energy solutions
- troubleshooting in Boiler Power Generation, and power plant maintenance
- Energy Audit  for Thermal & Electrical
- Experinced in cost effective solutions for Design and development of CBG Plant using Nappier plant and residuels
Contact Cost Effective CBG SolutionsÂ
E-Mail: cfdflowengineering@gmail.com, info@cfdflowengineering.com
What’s app contact:+91- 7774018223
Scope of CBG Plants in IndiaÂ
- India has significant potential for CBG production because of its large agricultural sector, cattle population, food-processing industry, municipal organic waste generation and wastewater treatment infrastructure.
- CBG plants can convert these waste streams into fuel, organic manure and other useful products while supporting waste management and rural economic development.
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Why of Bio CNG Plant is important in India with Applications
- Importance Napier Grass for Bio-CNG Production -Renewable Energy Solution
- Biogas Purification and Upgradation Methods for Bio-CNG (CBG) Production
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- India’s CBG sector is entering a major development phase. The Ministry of Petroleum and Natural Gas launched the SATAT initiative in 2018 to encourage CBG production and procurement. In 2026, the Union Cabinet approved the new GOBARdhan national scheme with a total outlay of ₹23,731 crore, covering FY 2026–27 to FY 2035–36. Its framework includes support for CBG offtake, pricing, capital assistance, pipeline infrastructure and access to finance. Actual eligibility and assistance depend on the applicable guidelines
Cost of CBG -Online Training starts from Rs 500,USD 10
Module 1: Feedstock and plant feasibility
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Napier grass, press mud, cattle dung, food waste and other organic feedstocks
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Feedstock characterization, biogas yield and methane potential
- Plant capacity selection and preliminary feasibility
Module 2: Digester design
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Mesophilic and thermophilic digestion
- Hydraulic retention time (HRT), organic loading rate (OLR) and solids concentration
- Digester sizing, heating, mixing and feed preparation
Module 3: Biogas purification and upgrading
- Hâ‚‚S removal, moisture removal and COâ‚‚ separation
- Water scrubbing, PSA/VPSA and membrane technologies
- Methane recovery, gas quality and process calculations
Module 4: Compression and plant engineering
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Gas compression, storage cascades and dispensing
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PFD, P&ID, equipment sizing and instrumentation
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Safety systems, commissioning, troubleshooting and plant economics
Training Modules for Bio-CNG/CBG Plant Design
- A comprehensive Bio-CNG (Compressed Biogas / CBG) Plant Design Training Program should cover the complete project lifecycle, from biomass feedstock selection and biogas potential estimation to digester design, gas purification, compression, storage, PFD/P&ID development, equipment sizing, costing, and plant commissioning.
- For engineering professionals in India, the training can be structured around a practical design project using feedstocks such as Napier grass, press mud, cattle dung, food waste, sugar-industry waste, and organic effluent.
1. Proposed training curriculum
Module 1 — Feedstock Assessment and Biogas Potential
Duration: 4–6 hours
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Feedstock characterization: TS, VS, moisture, C/N ratio, pH and COD.
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Methane yield and biogas potential estimation.
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Feedstock availability, seasonal variation and storage.
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Laboratory BMP testing and preliminary feasibility.
Module 2 — Feed Preparation and Slurry System
Duration: 4–6 hours
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Chopping, shredding, pulping and mixing.
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Slurry preparation and dilution-water requirements.
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Feed tanks, pumps, agitators and screening.
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Feed rate, solids concentration and pretreatment selection.
Module 3 — Anaerobic Digester Design
Duration: 8–10 hours
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CSTR, plug-flow and high-solids digestion systems.
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Hydraulic retention time (HRT) and organic loading rate (OLR).
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Digester volume, geometry, mixing and heating calculations.
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Mesophilic versus thermophilic operation.
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Gas holder, insulation, recirculation and digestate handling.
Module 4 — Raw Biogas Collection and Conditioning
Duration: 4–6 hours
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Gas composition: CHâ‚„, COâ‚‚, Hâ‚‚S, water vapour and trace contaminants.
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Gas piping, condensate traps, blowers and pressure control.
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Moisture removal, gas cooling and filtration.
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Gas flow measurement and safety provisions.
Module 5 — Biogas Upgrading to Bio-CNG
Duration: 8–10 hours
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Hâ‚‚S removal: biological, iron-based and activated-carbon methods.
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COâ‚‚ removal: water scrubbing, amine, PSA and membrane systems.
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Gas drying and contaminant control.
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Methane recovery, methane slip and product-gas quality.
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Technology selection based on flow rate and gas composition.
Module 6 — Compression, Storage and Dispensing
Duration: 4–6 hours
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Compressor capacity and pressure-ratio calculations.
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Intercooling, aftercooling and gas drying.
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High-pressure cascade storage and filling systems.
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Pressure vessels, valves, instrumentation and hazardous-area considerations.
Module 7 — Process Engineering and Plant Layout
Duration: 6–8 hours
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Process Flow Diagram (PFD) and Process & Instrumentation Diagram (P&ID).
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Equipment datasheets, line sizing and pump selection.
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Mass and energy balances.
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General Arrangement (GA), piping layout and utility systems.
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Control philosophy, alarms, interlocks and emergency shutdown.
Module 8 — Safety, Economics and Commissioning
Duration: 6–8 hours
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HAZID, HAZOP, gas detection and fire/explosion risk.
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CAPEX, OPEX, energy consumption and operating costs.
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Bio-CNG yield, revenue and payback calculations.
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Start-up, biological commissioning and performance testing.
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Digestate management and environmental compliance.
 Practical design project
The training should finish with a complete preliminary engineering package for a Bio-CNG plant.
Sample design assignment
Illustrative training project — not a validated plant design
Plant capacity
 TPD CBG
Design target
Feedstock
Napier grass
Alternative: mixed organic waste
Engineering deliverables
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Feedstock requirement and methane-yield calculations.
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Digester sizing based on HRT, OLR and measured feedstock characteristics.
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Raw biogas production and mass balance.
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Hâ‚‚S removal, COâ‚‚ separation and gas drying calculations.
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Compressor, gas storage and utility sizing.
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PFD, preliminary P&ID and equipment list.
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Preliminary plant layout and CAPEX/OPEX estimate.
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Digestate handling and safety review.
3. Recommended training duration
| Training format | Duration | Suitable for |
|---|---|---|
| Fundamentals | 3 days | Beginners and project owners |
| Process design | 5 days | Mechanical and chemical engineers |
| Complete plant design | 10–15 days | Design consultants, EPC engineers and entrepreneurs |
| Advanced project engineering | 3–4 weeks | Engineers preparing a detailed project package |
These are proposed course durations, not confirmed schedules from a training provider.
4. Indian standards and reference material
Use current official documents while preparing the design:
- Ministry of New and Renewable Energy (MNRE) — Code of Practice for Biogas/Biomethane Plant Design, Construction, Installation and Operation.India
- GOBARdhan — CBG resources, guidelines and scheme information.
Ministry of Petroleum & Natural Gas
- GOBARdhan CBG registration portal — registration information for eligible projects.
GOBARdhan Unified Registration Portal
- The final design must also comply with applicable CBG product-quality specifications, pressure-system requirements, fire and explosion safety requirements, pollution-control approvals and local statutory requirements.
