| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pulverized coal burner capable of increasing a contact range of pulverized coal flow and a high temperature region of plasma, and achieving stable ignition performance. <P>SOLUTION: A plasma torch 8 is disposed on a shaft center of the pulverized coal burner 5, a pulverized coal nozzle 6 ejecting the pulverized coal flow 17 is disposed coaxially with the plasma torch 8, a plasma chip 13 is disposed on a tip of the plasma torch 8, a plurality of ejection holes are formed in the circumferential direction of the plasma chip 13, and high temperature air 32 is ejected from the ejection holes. <P>COPYRIGHT: (C)2013,JPO&INPIT |
