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自吸泵安装的十大步骤…
在自吸泵与电动机直联传动时,应注意泵轴与电动机输…
了解一下离心泵的工作…
离心泵是依靠旋转的叶轮对液体产生作用力把原动机…

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[ 来自:不详  阅读:   时间:2018.09.27 ]
离心泵是依靠旋转的叶轮对液体产生作用力把原动机的机械能传递给液体。

    离心泵是依靠旋转的叶轮对液体产生作用力把原动机的机械能传递给液体。

    离心泵的工作原理

    YOUYULIXINBENGDEZUOYONGYETICONGYELUNJINKOULIUXIANGCHUKOUDEGUOCHENGZHONG,QISUDUNENGHEYALINENGDOUDEDAOZENGJIA,BEIYELUNPAICHUDEYETIJINGGUOYACHUSHI,DABUFENSUDUNENGZHUANHUANCHENGYALINENG,RANHOUYANPAICHUGUANLUSHUSONGCHUQU,ZHEISHIYELUNJINKOUCHUYINYETIDEPAICHUERXINGCHENGZHENKONGHUODIYA,XISHUICHIZHONGDEYETIZAIYEMIANYALI(DAQIYA)DEZUOYONGXIA,BEIYARUYELUNDEJINKOU,YUSHI,XUANZHUANZHEDEYELUNJIULIANXUBUDUANDIXIRUHEPAICHUYETI。

   泵的额定流量,额定转速,额定扬程

   GENJUSHEDINGBENGDEGONGZUOXINGNENGCANSHUJINXINGSHUIBENGSHEJI,ERDADAODE***JIAXINGNENG,DINGWEIBENGDEEDINGXINGNENGCANSHU,TONGCHANGZHICHANPINMULUHUOYANGBENSHANGSUOZHIDINGDECANSHUZHI。

   RU:IHF50-32-125 LIULIANG12.5m3/hWEIEDINGLIULIANG,YANGCHENG20mWEIEDINGYANGCHENG,ZHUANSU2900ZHUAN/FENWEIEDINGZHUANSU。 

   泵的效率及计算方法

   BENGDEXIAOLVZHIBENGDEYOUXIAOGONGLVHEZHOUGONGLVZHIBI,η=Pe/P。BENGDEGONGLVTONGCHANGZHISHURUGONGLV,JIYUANDONGJICHUANDAOBENGZHOUSHANGDEGONGLV,GUYOUCHENGZHOUGONGLV,YONGPBIAOSHI。YOUXIAOGONGLVJIBENGDEYANGCHENGHEZHILIANGLIULIANGJIZHONGLIJIASUDUDECHENGJI。

Pe=ρg QH (W) HUOPe=γQH/1000 (kw)

ρ:BENGSHUSONGYETIDEMIDU(kg/m3)

γ:BENGSHUSONGYETIDEZHONGDU γ=ρg (N/m3)

g:ZHONGLIJIASUDU(m/s)

ZHILIANGLIULIANG Qm=ρQ (t/h HUO kg/s)


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