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離心泵是依靠旋轉的葉輪對液體產生作用力把原動機的機械能傳遞給液體。
離心泵的工作原理
YOUYULIXINBENGDEZUOYONGYETICONGXIELUNJINKOULIUXIANGCHUKOUDEGUOCHENGZHONG,QISUDUNENGHEYALINENGDOUDEDAOZENGJIA,BEIXIELUNPAICHUDEYETIJINGGUOYACHUSHI,DABUFENSUDUNENGZHUANHUANCHENGYALINENG,RANHOUYANPAICHUGUANLUSHUSONGCHUQU,ZHESHIXIELUNJINKOUCHUYINYETIDEPAICHUERXINGCHENGZHENKONGHUODIYA,XISHUICHIZHONGDEYETIZAIYEMIANYALI(DAQIYA)DEZUOYONGXIA,BEIYARUXIELUNDEJINKOU,YUSHI,XUANZHUANZHUDEXIELUNJIULIANXUBUDUANDIXIRUHEPAICHUYETI。
泵的額定流量,額定轉速,額定揚程
GENJUSHEDINGBENGDEGONGZUOXINGNENGCANSHUJINXINGSHUIBENGSHEJI,ERDADAODEZUIJIAXINGNENG,DINGWEIBENGDEEDINGXINGNENGCANSHU,TONGCHANGZHICHANPINMULUHUOYANGBENSHANGSUOZHIDINGDECANSHUZHI。
RU:IHF50-32-125 LIULIANG12.5m3/hWEIEDINGLIULIANG,YANGCHENG20mWEIEDINGYANGCHENG,ZHUANSU2900ZHUAN/FENWEIEDINGZHUANSU。
泵的效率及計算方法
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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