| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a burner that can firing pulverized coal and woody biomass separately. <P>SOLUTION: A burner 3 includes a nozzle body 7 placed on the center axis of a burner throat 4 formed in a furnace wall 2, a wind box 5 housing the nozzle body, and a secondary air adjusting device 8 that is housed in the wind box and placed at the top part of the nozzle body, wherein the nozzle body includes a pulverized coal nozzle 9 ejecting pulverized coal flow 17 and a biomass nozzle 11 ejecting biomass flow 19 that is placed concentrically with and outside the pulverized coal nozzle. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
