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Context:
Amid limitations in seasonal sugarcane processing, several cooperative sugar mills are planning to convert molasses-based ethanol distilleries to grain-based or multi-feedstock systems. The move is aimed at enhancing efficiency, operational days, and ethanol output.
Grain-based ethanol
Grain-based ethanol is a biofuel produced by fermenting the starch in grains like corn, rice, or wheat. It’s a renewable energy source used to blend with gasoline, reducing reliance on fossil fuels and potentially lowering carbon emissions.
Need for Conversion
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- Molasses Limitation:
- Molasses is a byproduct of sugarcane processing, which only occurs for 4–5 months a year.
- This restricts molasses-based ethanol production to ~200 operational days.
- Grain Advantage:
- Grains like maize and damaged food grains are available year-round.
- Ensures continuous ethanol production, boosting profitability and efficiency.
Broader Sectoral Implications
- Strategic Move for Ethanol Blending Goals:
- Supports India’s target of 20% ethanol blending with petrol (E20).
- Boosts Rural Employment & Income:
- Year-round operations lead to higher employment stability in rural areas.
- Improves Feedstock Diversification:
- Aligns with policy push towards multi-feedstock ethanol production, reducing over-dependence on sugarcane.
