摘要 |
PROBLEM TO BE SOLVED: To provide a burner exclusive for biomass burning that can burn only biomass fuel without the need for a classification mens for classifying the biomass fuel.SOLUTION: A burner 4 exclusive for biomass burning for supplying pulverized biomass fuel in a furnace together with air to be combusted includes: an inner cylinder 42 that is formed so that a flow path cross section area is gradually reduced from an upstream side toward a downstream side and in which the biomass fuel and the air to be combusted are supplied; and an outer cylinder 41 that is disposed to enclose the entire outside of the inner cylinder 42. |