| 摘要 |
<p>A stator blade ring 12 for the last stage of a multi-stage steam turbine 400 includes a plurality of stator blade modules 14a, 14b defining an annular chamber 20, each stator blade module including an elongated blade portion 16. The elongated blade portion further includes a longitudinal passageway 26 and an inner portion 38 brazed to a first longitudinal end of the blade portion, the inner portion 38 including a through hole 42 forming a portion of the annular chamber 20 and an inner passageway extending from the through hole to the longitudinal passageway. An outer portion 52 is brazed to a second longitudinal end of the blade portion and engaged to the steam turbine. The outer portion 52 includes an outer passageway open to a surface of the steam turbine and the longitudinal passageway.</p> |
