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2010 Heater Fuel Crib Tests at Shawville

Test HK-L13
February 2, 2010

Cold heater.
Colorado M-4 (MHA Fueling Protocol) cribs. Spruce at 21.7% average moisture.
Loading factor 0.15 . Reload
3.75 lbs kindling + 27.0 lb crib (21.57 % av moisture) + reload w. 26.7 lb crib (21.85% av moisture).
Efficiency is calculated at 95% oxygen recovery (Colorado method).
Stack temperature corrected for height.
Lower PM than L12, which was 5% lower moisture (16.7%), also smaller load, and cool heater instead of cold heater.
Warmup run for L14/L15, which is the 3rd repeat test with matched cribs, in a warmed heater.
First test with a new batch of 2x4 lumber, from a different supplier than L05 - L12

Condar Spreadsheet Results
Condar Spreadsheet Results

Condar Spreadsheet (includes detailed fueling data)

Animation, 2 minute intervals.

gas analysis
Flue gas.

Testo graph L13
Graph from Testo analyzer. 30 second sampling intervals.
The green line tracks the CO/CO2 ratio.

TESTO Excel data file


fuel load
First crib.

Burn sequence
Burn sequence.

This page was updated on February 7, 2010
This page was created on February 6, 2010