摘要
对现代大型汽轮机变工况时级内损失机理进行了理论分析,分别从渐缩喷嘴和级内两个方面进行了详细研究。通过研究汽轮机变工况对级气动性能的影响,为改善机组变工况的性能,提高机组的效率及安全性提供了技术参考。
The modern large steam turbine at variable conditions within stages loss mechanism is analyzed theoretically from the two aspects of tapered nozzle and the stage were studied in detail respectively.Through the research of influence of the turbine variable condition on the aerodynamic performance of stage,it provides technical reference for improving the performance of the unit variable condition and improving the efficiency and safety of the unit.
出处
《华北电力技术》
CAS
2013年第8期18-21,共4页
North China Electric Power
关键词
汽轮机
变工况
喷嘴
气动特性
steam turbine
variable conditions
nozzle
aerodynamic characteristics
