Wood stove and biomass heat
Wood Combustion – How Firewood Burns & How to get the best heat while being eco-friendly
...combustion takes place. This is the heat-producing stage. It occurs at two different temperature levels: primary and secondary combustion.
Primary Combustion:
The process by which gases are released from wood and burned is called primary combustion. Primary combustion begins at about 540° F, continues toward 900° F an...