Miloš Gavrić RJ: Gavra CO: gavra Post Rating: 1 + / - Total Posts: 28 Karma: 20 Joined: Mar 2, 2012 |
Posted on Mar 10, 2012 Is cheaper to produce with gas or coal ? :)
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Scott (Admin) RJ: Ratan Joyce CO: Ratan Joyce Post Rating: 1 + / - Total Posts: 1175 Karma: 5083 Joined: Jan 13, 2012 |
Posted on Mar 10, 2012 It's probably cheaper with coal.All others being the same, here are the raw material costs: Coal: 0.002 * $8 Gas: 0.02 * $1 |
Mister Death RJ: McFlono McFloninoo Post Rating: 28 + / - Total Posts: 266 Karma: 300 Joined: Feb 6, 2012 |
Posted on Mar 10, 2012 (Last edited on Mar 10, 2012) Using the natural gas cycle, the stoichiometry is:250EL <- $17.50 + 5NG 5NG <- $0.75 + 20EL + 20WA 20WA <- $1 + 2EL So 228 electricity costs $19.25 for $0.08443 per unit. Using coal we get: 500EL <- $35 + 1CO 1CO <- $5.60 + 10EL + 10WA 10WA <- $0.50 + 1EL So 489 electricity costs $41.10 for $0.08404 per unit. Going to the least common multiple, 32,604 units of electricity costs $3137.75 using natural gas or $3123.60 using coal. That's a difference of $14.15, or a penny every 23 units, or less than half a percent. If you have a mine, you'll probably want to use coal to make your electricity. I don't, and I'm not going to build one just to cut a few hundred bucks off my daily power bill. Edit: If the cash input of natural gas were 13.2 cents instead of 15, the prices would be virtually identical. Or if the cash input of coal were $5.78. |
Scott (Admin) RJ: Ratan Joyce CO: Ratan Joyce Post Rating: 0 + / - Total Posts: 1175 Karma: 5083 Joined: Jan 13, 2012 |
Posted on Mar 10, 2012 StoichiometryI've missed this word. |
Mister Death RJ: McFlono McFloninoo Post Rating: 0 + / - Total Posts: 266 Karma: 300 Joined: Feb 6, 2012 |
Posted on Mar 11, 2012 Wow, somebody sure didn't like my stoichiometry post!
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Scott (Admin) RJ: Ratan Joyce CO: Ratan Joyce Post Rating: 1 + / - Total Posts: 1175 Karma: 5083 Joined: Jan 13, 2012 |
Posted on Mar 11, 2012 Don't worry, I "plus-ed" it back up XD
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Miloš Gavrić RJ: Gavra CO: gavra Post Rating: 0 + / - Total Posts: 28 Karma: 20 Joined: Mar 2, 2012 |
Posted on Mar 16, 2012 Thanks :)
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