| 摘要 |
<p>A burner tube (10) to provide combustible materials to a combustor (20) is provided and includes an annular shroud (30) and a center body (40), having a cavity (70) defined therein, disposed within the annular shroud (30) to form an annular passage (50), the annular passage (50) being communicable with a combustion zone (21) of the combustor (20) at an aft portion (54) thereof and including a fore portion (52) in which fuel is injected into the annular passage (50). The center body (40) includes a surface (80) having a passage (81) defined therein through which air is to be supplied to the annular passage (50) from the cavity (70) at a position, which is downstream from the fuel injection and upstream from the combustion zone (21). Also provided is a contouring of the centerbody (40).</p> |
