CLOCK | ELAPSED | EVENT | AIR | CHARCOAL | ORE | ||||
Icelandic #7 - 10/2015 | UNIT | COUNT | TOTAL | ADD | TOTAL | ||||
gate | LpM | bucket | kg | scoop | kg | ||||
9:30 | Start propane preheat | 1.9 | |||||||
10:50 | 1:20 | Start wood splints | |||||||
11:35 | 45 | Gentle air | ~300 | ||||||
11:50 | 15 | Increase air | ~400 | ||||||
12:05 | 15 | First rough charcoal | |||||||
12:15 | Add one bag rough | 8 | |||||||
12:17 | Plus 2.5 buckets | 2 | 2.5 | 12.75 | |||||
12:32 | 15 | First bucket added | 1 | 3.5 | 14.65 | ||||
12:50 | 18 | 1 | 4.5 | 16.55 | |||||
12:53 | Air increase | ~900 | |||||||
12:59 | 9 | 1 | 5.5 | 18.45 | |||||
13:03 | Air increase | ~1000 | |||||||
13:09 | 8 | 1 | 6.5 | 20.35 | |||||
13:19 | 12 | 1 | 7.5 | 22.25 | |||||
13:22 | Start Ore Additions | ||||||||
13:42 | 23 | 1 | 8.5 | 24.15 | 1 | 1 | |||
13:51 | 9 | 1 | 9.5 | 26.05 | 1 | 2 | |||
14:11 | 20 | 1 | 10.5 | 27.95 | 1 | 3 | |||
14:21 | Air to Maximum | ||||||||
14:26 | 15 | 1 | 11.5 | 29.85 | 1 | 4 | |||
14:35 | Additional Thermocouple | ||||||||
14:43 | 17 | 1 | 12.5 | 31.75 | 1 | 5 | |||
14:57 | 14 | 1 | 13.5 | 33.65 | 1 | 6 | |||
15:11 | 14 | 1 | 14.5 | 35.55 | 1 | 7 | |||
15:26 | 15 | Taped air gate | 1 | 15.5 | 37.45 | 1 | 8 | ||
15:40 | 14 | 1 | 16.5 | 39.35 | 1.5 | 9.5 | |||
15:54 | 14 | 1 | 17.5 | 41.25 | 1.5 | 11 | |||
16:08 | 14 | 1 | 18.5 | 43.15 | 1.5 | 12.5 | |||
16:20 | 12 | 1 | 19.5 | 45.05 | 1.5 | 14 | |||
16:35 | 15 | 1 | 20.5 | 46.95 | 2 | 16 | |||
16:48 | 13 | 1 | 21.5 | 48.85 | 2 | 18 | |||
17:04 | 16 | 1 | 22.5 | 50.75 | 2 | 20 | |||
17:19 | 15 | 1 | 23.5 | 52.65 | 2 | 22 | |||
17:35 | 16 | 1 | 24.5 | 54.55 | 3 | 25 | |||
17:51 | 16 | 1 | 25.5 | 56.45 | 3 | 28 | |||
18:06 | 15 | Last Ore Charge | 1 | 26.5 | 58.35 | 2.5 | 30.5 | ||
18:21 | 15 | 1 | 27.5 | 60.25 | |||||
18:33 | 12 | Burn down starts | 1 | 28.5 | 62.15 | ||||
Many tapping events | |||||||||
18:50 | To about 7-8 cm below top of clay liner. Approximate height of ignition/reactive | ||||||||
19:15 | Move top two thermocouples | ||||||||
TOTALS | Charcoal | 62 kg | |||||||
Ore | 30.5 kg | ||||||||
Bloom | 4.3 kg | ||||||||
Yield | 14 % |