Cold Commissioning Successfully Launched at Nagpur’s Landmark CBG Facility

December 8, 2025

Nagpur’s flagship CBG plant has entered cold commissioning, validating all core systems of a facility capable of treating up to 1,500 tonnes of MSW daily and generating 27 million m³ of renewable biogas each year. With construction complete, the project now moves into operational testing—an essential step toward one of India’s largest biomethane production hubs.

SusBDe and its partners are pleased to announce the successful launch of cold commissioning at the Nagpur Compressed Bio Gas (CBG) Plant, an important milestone in the development of one of India’s most advanced biomethane installations. The hot commissioning will follow in three phases and materialise in March 2026.

Key-numbers: daily processing of 1,000 MT per day increasing to 1,500 Mt per day of MSW and a productioncapacity of 27 million m3 biogas per year.

The start of cold commissioning marks the completion of construction and the transition toward functional testing of all mechanical, electrical, control and safetysystems. This phase ensures that each subsystem performs according to design before the plant moves to hot commissioning and first gas production.

Site Visit & Technical Review

During the commissioning event, senior representatives from the municipality, industrypartners, and technical teams visited the project site. Using a detailed scalemodel, the delegation reviewed the complete process flow—ranging from feedstock handling and anaerobic digestion to gas upgrading and grid-ready CBG output.

Photos from the visit show:
1. The model explanation illustrating the integrated SusBDe process design
2. The main digestion domes and flare system ready for commissioning
3. Officials initiating the first switch panels to activate cold commissioning
4. The site infrastructure, including preprocessing sheds and electrical yard

These visual elements highlight the scale and engineering depth of the project.


A Fully Integrated Biomethane Platform

The Nagpur plant includes:
- Large-capacity anaerobic digesters
- Gascleaning and upgrading units
- Automated feedstock reception & preprocessing halls
- A dedicated electrical substation and utilities block
- Flares and safety systems engineered to European standards

This facility is built on SusBDe’s standardized, replicable blueprint for industrial biomethane plants—combining technology, operational reliability and efficient commissioning practices.

Strategic Collaboration

The project is being developed in partnership with the Nagpur Municipal Corporation, Keva SusBDe Biotech Pvt Ltd and SusBDe India as well as WTT from the Netherlands. All based on the SusBDe blue-print approach to enable scalable solutions for pan India.

This milestone reflects a shared commitment to sustainable urban waste management and to accelerating India's transition toward renewable, domestically produced green energy.

Next Steps

Following successful cold commissioning, the project will proceed into:
1. Hot commissioning, including biological seeding and process heat-up
2. System integration testing
3. First gas production and  upgrading to CBG

The plant is expected to become a significant contributor to the region’s renewable gas-supply and a benchmark for future CBG developments across India.

 

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