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Delhi Chief Minister Rekha Gupta opens biogas plant at Goyla dairy farm

Delhi Chief Minister Rekha Gupta attended the opening of a biogas plant at the Goyla dairy farm, showcasing efforts to use organic waste such as livestock manure as a resource.

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Delhi Chief Minister Rekha Gupta opens biogas plant at Goyla dairy farm
写真はイメージ / 写真: Thzorro77 / CC BY-SA 4.0 / Wikimedia Commons ライセンス

Delhi Chief Minister Rekha Gupta held an opening ceremony for a biogas plant built at the Goyla dairy farm in the Indian capital. The facility produces biogas from livestock manure and other materials, turning organic waste generated on the dairy farm into a resource.

Chief Minister Gupta attended the ceremony and formally showcased the operation of the plant. The opening was intended to balance dairy farm operations with local waste management.

Large amounts of cow manure are produced at dairy farms every day. If left untreated, it causes foul odors and polluted wastewater, and the methane released from manure has a greenhouse effect stronger than carbon dioxide. Proper treatment at the source is important for reducing environmental impact.

Biogas is produced through methane fermentation, in which microorganisms break down organic matter in an oxygen-free environment. The main component of the gas is methane, which can be used for heat or electricity generation. The digestate left after fermentation can be returned to farmland as liquid fertilizer, allowing both energy and nutrients to circulate.

Common revenue sources for such projects include selling electricity generated, supplying heat and using digestate as fertilizer. The structure is characterized by producing energy and fertilizer while reducing the costs of manure treatment. The design depends on the type of raw material and how the gas is used.

Similar facilities are widely installed at farms handling livestock manure and factories handling food waste. The size of the equipment and investment decisions differ depending on whether the gas is converted to electricity or refined and supplied to city gas networks. At dairy farms in urban areas, greater consideration must be given to odors and drainage depending on distance from residential areas.

Biogas plants are attracting attention as a means of reducing waste and curbing greenhouse gas emissions at the same time. In India, turning food waste and livestock manure into resources is an important issue for both urban sanitation and climate measures. The new facility can be seen as one example of government action on these challenges.

Points to watch going forward include the plant's operating status, how the generated gas is used and how the digestate is applied. Whether similar efforts spread to other dairy farms is also a focus. Continuously checking operational stability and impact on the surrounding environment will be the standard for future evaluation.

BLUE NOVA Hydrogen Journal view

The opening marks a formal recognition by government of efforts to turn dairy farm manure into local energy and fertilizer. Biogas plants are significant because a single facility can achieve several effects: waste treatment, curbing greenhouse gases, local energy use and returning nutrients to farmland. However, the benefits appear only when the plant keeps running, so stable operation and the uses of the gas and digestate will be the dividing line for evaluation. It is worth watching as a reference case for expanding similar facilities in efforts toward decarbonization and circular agriculture.

Source: Daily Pioneer
This article was written by the editors based on the cited report and translated from Japanese. AI is used to assist in writing and translation.

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