兰色知己 发表于 2006-11-14 08:01:13

渣浆泵各种选型计算公式

<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18.75pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center><B><SPAN style="FONT-SIZE: 10pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><SPAN lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></SPAN></B>&nbsp;</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 10pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">各行业标准中渣浆泵选型公式列出，公式中各符号都进行了统一。<SPAN lang=EN-US> <BR>1</SPAN>） 典型渣浆法<SPAN lang=EN-US>&nbsp;<BR>&nbsp;&nbsp;</SPAN>管路特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+(1+ξ)(V^2)/(2g) <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗ+0.72Ko(Vl^2)+0.58 Ko(V^2) <BR>&nbsp; </SPAN>泵的特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=ΔΗ+0.72Ko(Vl^2)+0.58 Ko(V^2) <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=Hs*HR <BR>2</SPAN>） 选煤厂法<SPAN lang=EN-US>1&nbsp;<BR>&nbsp;&nbsp;</SPAN>管路特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+iL+2 <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗ+imL+2 <BR>&nbsp; </SPAN>泵的特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=ΔΗ+imL+2 <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=H/Km <BR>3</SPAN>） 除灰计算法<SPAN lang=EN-US> <BR>&nbsp; </SPAN>管路特性：<SPAN lang=EN-US>&nbsp;<BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+1.05iL <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗγm+1.05imL <BR>&nbsp; </SPAN>泵的特性<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=1.1Hmo <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=Hs*γm* Km <BR>4</SPAN>） 尾矿计算法<SPAN lang=EN-US> <BR>&nbsp; </SPAN>管路特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+iL+∑hi <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗγm+imL+∑hi <BR>&nbsp; </SPAN>泵的特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=ΔΗγm+imL+∑hi <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=Hs*γm* Km*Kh <BR>5</SPAN>） 充填采矿法<SPAN lang=EN-US> <BR>&nbsp; </SPAN>管路特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+1.05iL+∑hi <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗγm+imL+∑hi <BR>&nbsp; </SPAN>泵的特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=ΔΗγm+imL+∑hi <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=Hs*Km*Kh <BR>6</SPAN>） 冶金矿山法<SPAN lang=EN-US> <BR>&nbsp; </SPAN>管路特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hf=ΔH+iL+∑hi&nbsp;<BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hmo=ΔΗγm+imL+∑hi <BR>&nbsp; </SPAN>泵的特性：<SPAN lang=EN-US> <BR>&nbsp;&nbsp;&nbsp; </SPAN>浆体<SPAN lang=EN-US>Hm=ΔΗγm+imL+∑hi <BR>&nbsp;&nbsp;&nbsp; </SPAN>清水<SPAN lang=EN-US>Hs=Hs*γm*Kh <BR></SPAN>公式中的符号及意义<SPAN lang=EN-US> <BR>&nbsp; Hf</SPAN>、<SPAN lang=EN-US>Hmo</SPAN>，<SPAN lang=EN-US>Hm</SPAN>、<SPAN lang=EN-US>Hs</SPAN>管路的清水水头和浆体的水头，泵体的浆体扬程和清水扬程；<SPAN lang=EN-US> <BR>&nbsp; ΔH</SPAN>扬程损耗；<SPAN lang=EN-US> <BR>&nbsp; L</SPAN>管道长；<SPAN lang=EN-US> <BR>&nbsp; i</SPAN>、<SPAN lang=EN-US>im</SPAN>清水和浆体的摩擦阻力系数；<SPAN lang=EN-US> <BR>&nbsp; Kh=1-0.25Cw <BR>&nbsp; γm</SPAN>浆体比重；<SPAN lang=EN-US> <BR>&nbsp; Ko=H/(V^2),</SPAN>清水计算管路水头与速度平方之比。<SPAN lang=EN-US> <BR>&nbsp; Vl</SPAN>临界沉降速度。<SPAN lang=EN-US> <BR>&nbsp; Km=Hm/</SPAN>（<SPAN lang=EN-US>Vm^2</SPAN>）浆体计算管路水头与速度平方之比。</SPAN></P>
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