排灌机械工程学报
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Journal of Drainage and Irrigation Machinery Engin  2013, Vol. 31 Issue (8): 662-666    DOI: 10.3969/j.issn.1674-8530.2013.08.004
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Influence of increments of back sealing ring diameter of impeller on characteristic of axial force
Liu Zailun1,2, Li Zhenhua1, Wu Jiao1, Zeng Jilai1
1.College of Energy & Power Engineering, Lanzhou University of Technology, Lanzhou, Gansu 730050, China; 2.Engineering Institute of Wenzhou Pump & Valve, Lanzhou University of Technology, Wenzhou, Zhejiang 325105, China

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