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不等距变叶型叶栅
赵桂林; 闻洁
2001-07-25
Rights Holder中国科学院力学研究所
Abstract本实用新型涉及一种不等距变叶型叶栅。该叶栅中叶片之间的节距不相等,叶片的形状不相同,节距的大小和叶片的形状不受限,可根据需要选取,以使叶栅的气动性能最好,使叶轮机械的效率最高。相对于常规的等距同叶型叶栅,不等距变叶型叶栅的损失不变或可能有所增加,但叶栅的重量可减轻20%甚至更大,叶栅的负荷增大在40%以上,最终可使叶轮机械的效率提高1~1.5%甚至更大。
Application Date2000-09-20
Application NumberCN00254561.6
Patent NumberCN2440115Y
Claim1、一种不等距变叶型叶栅包括:在轴上安装3片以上叶片,其特征在于:所有叶片之间的节距不相等,叶片形状不同。
Classification实用新型
Status失效
Note未缴年费
Country中国
Agency上海华东专利事务所
Document Type专利
Identifierhttp://dspace.imech.ac.cn/handle/311007/99516
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
赵桂林,闻洁. 不等距变叶型叶栅. CN2440115Y[P]. 2001-07-25.
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