Research Article
Municipal Solid Waste to Energy Generation in Bangladesh: Possible Scenarios to Generate Renewable Electricity in Dhaka and Chittagong City
Table 4
Physical and chemical properties of MSW of Dhaka and Chittagong city considered in this study.
| | | | | Food wastes | Plastic | Paper | Grass & straw | Glass & ceramic | Metals | Textiles | Others |
| | Physical properties | Dhaka | Wet weight fraction (%) | 80 | 2 | 8 | 2 | 1 | 1 | — | 6 | | Moisture content (%) | 72.34 | 0.53 | 3.2 | 38.21 | 0 | 0 | — | 8.67 | | Dry weight fraction (%) | 22.13 | 1.99 | 7.74 | 1.24 | 1.00 | 1.00 | — | 5.48 |
| | Physical properties | Chittagong | Wet weight fraction (%) | 70 | 5 | 10 | 2 | 1 | 4 | 5 | 3 | | Moisture content (%) | 74.86 | 0.61 | 3.60 | 34.18 | 0 | 0 | 7.3 | 7.24 | | Dry weight fraction (%) | 17.60 | 4.97 | 9.64 | 1.32 | 1.00 | 4.00 | 4.64 | 2.78 |
| | Chemical properties | Dhaka and Chittagong | Organic carbon (, %) | 48.00 | 0 | 43.50 | 47.8 | 0 | 0 | 55.00 | 24.3 | | Inorganic carbon (, %) | 0 | 60.00 | 0 | 0 | 0.50 | 4.50 | 0 | 0 | | Ash (%) | 5.00 | 10.0 | 6.00 | 4.50 | 98.90 | 0.46 | 2.50 | 68 | | Sulphur (S, %), | 2.60 | 0.00 | 0.30 | 3.40 | 0.10 | 0 | 90.50 | 0.2 | | Nitrogen (N, %), | 0.40 | 0.10 | 0.20 | 0.30 | 0.00 | 0 | 0.10 | 0.5 | | Oxygen (O, %), | 37.60 | 7.20 | 44.00 | 38.00 | 0.40 | 4.30 | 31.20 | 4 | | Hydrogen (H, %) | 6.40 | 22.80 | 6.00 | 6.00 | 0.10 | 0.60 | 6.60 | 3 |
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Note: standard molecular composition of MSW [60].
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