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静翼、蒸気タービン、及び静翼の製造方法
专利权人:
三菱重工業株式会社
发明人:
山下 洋行,大山 宏治
申请号:
JP20130231470
公开号:
JP6125407(B2)
申请日:
2013.11.07
申请国别(地区):
日本
年份:
2017
代理人:
摘要:
PROBLEM TO BE SOLVED: To provide a stationary blade having a vibration characteristic suitable for a request, and a steam turbine.SOLUTION: A stationary blade is used in a steam turbine. The stationary blade includes: a belly side member; a back side member connected to the belly side member at a front edge part and a rear edge part, provided with a cavity part between itself and the belly side member; a damper member having a fixation part which is arranged in the cavity part and fixed to the inner surface of one of a first inner surface of the belly side member and a second inner surface of the back side member facing the cavity part, and a relatively movable contact part in a state of contacting with the other inner surface; and an additional member fixed to at least a part of the damper member, and adjusting rigidity of the damper member.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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