| 摘要 |
<p>The invention comprehends a burner for powdered fuel comprising an annular conduit for the injection of solid fuel in powder form, included between two coaxial conduits for the injection of air, one internal and the other external, characterised by the fact, that these three conduits issue into an expansion and stabilization chamber comprising: a divergent truncated portion connected to the external air injection conduit; a central cylindrical portion; a terminal convergent truncated portion.</p> |
