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In the demonstration plant for biomass gasification, Thermax is trialling a new conceptthat offers higher conversion efficiency and lower fuel consumption to produce fuel gaswith higher calorific value (Table 3-8).Table 3-8: Existing and proposed systems for biomass utilizationCriterion Existing plants Proposed plantConversion efficiency (%) 80-85 >95Fuel consumption (kg/kW) 1.3 0.9Gas calorific value (kcal/kg) 1,200 3,223Availability (%) 85Bleed treatment Difficult Simple, cleanerOverall plant size Relatively bulky CompactIndigenous, intensive efforts are required on the part of academia, industry and governmentto address the need for cutting-edge technology suitable for India's high-ash,low-grade coal along with locally available feedstock like agro waste, biomass, municipalsolid waste and petcoke.101