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发明名称
一种降低流体诱导振动的单叶片泵叶轮
摘要
本实用新型公开了一种降低流体诱导振动的单叶片泵叶轮,主要由前盖板、主叶片、后盖板和背叶片组成,背叶片与主叶片的数量相等。背叶片的设计形状与主叶片一致,大小是等比例缩放,且具有一定的相对位置。为了减小单叶片泵在运行中时受到的水力激振力,在三维软件Creo中对背叶片建模,并对单叶片泵进行流固耦合计算。利用数值模拟方法,对比不同方案的背叶片,可得到单叶片泵受到最小径向力时的背叶片的最优大小和相对位置。从而实现单叶片泵在不降低运行效率的前提下,减小流体诱导振动,能提高运行可靠性。
申请公布号
CN204458491U
申请公布日期
2015.07.08
申请号
CN201520015683.8
申请日期
2015.01.09
申请人
江苏大学
发明人
裴吉;王文杰;袁寿其;袁建平;骆寅
分类号
F04D29/18(2006.01)I
主分类号
F04D29/18(2006.01)I
代理机构
代理人
主权项
一种降低流体诱导振动的单叶片泵叶轮,其特征在于:包括主叶片(2)、后盖板(3)、背叶片(4),所述主叶片(2)位于所述后盖板(3)正面,所述背叶片(4)位于所述后盖板(3)背部,所述背叶片(4)进口边和所述主叶片(2)进口边形成相对夹角(5)。
地址
212013 江苏省镇江市京口区学府路301号
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