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发明名称
高比转数轴流泵导叶体
摘要
本发明公开了一种高比转数轴流泵导叶体,能够克服现有的高比转数轴流泵导叶体水力损失较大导致水泵效率较低的不足。本发明将导叶体锥形管的扩散角扩大,使其单边扩散角在6°~10°,由于导叶体扩散度的增加,在保证不造成边壁脱流的基础上降低了流速,所以可以有效降低导叶体的水力损失,提高泵的效率;同时由于导叶体扩散角度的加大和出口直径增加,使后面的出水流道的过流空间也得到了增加,降低了出水流道的水力损失,使泵装置效率得到了进一步的提升。
申请公布号
CN101881284A
申请公布日期
2010.11.10
申请号
CN200910264362.0
申请日期
2009.12.21
申请人
江苏大学
发明人
李彦军;施伟;黄道见;邓东升
分类号
F04D29/54(2006.01)I
主分类号
F04D29/54(2006.01)I
代理机构
代理人
主权项
一种高比转数轴流泵导叶体,其特征在于:加大了导叶体锥形管的扩散角,使其单边扩散角为6°~10°,可以扩大导叶体及后续段出水流道的过流空间,降低流速,提升泵及泵装置的效率。
地址
212013 江苏省镇江市学府路301号
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