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Bulk density of rice husks

2009-03-06View Original

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I would like to ask the experts: what is the bulk density of rice husks? What is the calorific value?
Reply #22009-03-06
The bulk density is approximately 100 kg/m^3, and the lower heating value is around 13,500 kJ/kg, depending on the source of the raw materials
Reply #32009-03-09
Here’s more information on the various types: CHO content, moisture level, ash content, volatile matter, fixed carbon, bulk density, gas calorific value in KJ/m3, calorific value in KJ/kg, degree of slag formation, elements in the ash – high/low values for SIO2 and AL2O3.

Corn straw: 6.10, 4.70–6.4, 76.00, 13.20, 100, 19065, 17746; moderate level of slag formation; 18.60 – no ash elements listed.

Corn cobs: 4.87, 1.5–5.93, 71.95, 17.25, 260, 5724, 19029, 17730; no slag formation; no ash element values listed.

Wheat straw: 10.30, 4.20, 69.70, 15.80, 19876, 18532; severe level of slag formation; 56.80 – no other values listed.

Rice straw: 37.07, 4.33, 34.49, 0.71, 3.61, 12.20, 67.80, 16.39, 98, 18803, 17636; severe level of slag formation; 78.46, 1.38.

Rice husks: 5.62, 17.82, 62.61, 13.95, 4954, 17370, 16017; severe level of slag formation; 90–97 – no other values listed.

Cotton straw: 6.78, 3.97, 68.54, 20.71, 200, 19325, 18089; severe level of slag formation; no other values listed.

Peanut shells: 7.88, 1.60, 68.10, 22.42, 4456, 22869, 21417 ~ --- ---
Reply #42009-03-13
My current experimental data basically matches the data you provided
Reply #52009-03-13
Although the chemical composition of rice husks from different sources may vary to some extent, the differences are not significant; therefore, their calorific values should also differ little.
Reply #62009-03-16
On the 3rd floor, please organize the data neatly; it’s easy to cause misunderstandings.

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