Lime Kiln: Difference between revisions
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*Around 1.4 kwhr/kg of lime production - or 1400Mwhr for a ton | *Around 1.4 kwhr/kg of lime production - or 1400Mwhr for a ton | ||
*Basic cost of open source - with [[1 Cent Solar]] - we have 1400 kWhr * 1 cent/kWhr = $14 in electricity | *Basic cost of open source - with [[1 Cent Solar]] - we have 1400 kWhr * 1 cent/kWhr = $14 in electricity | ||
*Absolute base cost is $14 energy and $24 in [[Kanthal A1]] wear | *Absolute base cost is $14 energy and $24 in [[Kanthal A1]] wear - making a 100 lb sack of concrete mix come out to $4, which is near zero marginal cost. | ||
Revision as of 01:41, 30 January 2026
- Lime Kiln Calculations - $2400 for a minimum 100kW heater element for 1 ton batch kiln, lasts 50-300 heats.
- Bulk lime is $150-200 per ton - 10 cents per lb.
- Around 1.4 kwhr/kg of lime production - or 1400Mwhr for a ton
- Basic cost of open source - with 1 Cent Solar - we have 1400 kWhr * 1 cent/kWhr = $14 in electricity
- Absolute base cost is $14 energy and $24 in Kanthal A1 wear - making a 100 lb sack of concrete mix come out to $4, which is near zero marginal cost.