?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 精馏?无锡健尔达化工装备有限公?/title> <style type="text/css"> <!-- a:link { text-decoration: none; } a:visited { text-decoration: none; } a:hover { text-decoration: none; } a:active { text-decoration: none; } .STYLE2 { color: #000000; font-weight: bold; } body,td,th { font-size: 12px; color: #000000; } .STYLE3 {color: #FFFFFF} --> </style> <BODY oncontextmenu="return false" onselectstart="return false" ondragstart="return false" onbeforecopy="return false" oncopy=document.selection.empty() onselect=document.selection.empty()> <style type="text/css"> <!-- body,td,th { font-size: 12px; } body { background-color: #EFF7FE; } h1 {font-size:30px; margin:0px; color:#0099CC; } img { border:0;} --> </style></head> <body > <table width="1000" border="0" align="center"> <tr> <td><img src="/images/logo.jpg" width="1000" height="84" /></td> </tr> <tr> <td><img src="/images/top_lx.jpg" width="1000" height="30" border="0" usemap="#Map" /></td> </tr> </table> <br /> <table width="998" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#B8C9DD"> <tr> <td colspan="2" align="center" bgcolor="#FFFFFF"><h1>精馏?/h1></td> </tr> <tr> <td height="300" colspan="2" align="center" bgcolor="#FFFFFF"><a href="/up_product/big/2016-3-21-1950140341.jpg" target="_blank"><img galleryimg="no" onContextMenu="return false;" src="/up_product/big/2016-3-21-1950140341.jpg" alt="精馏? border="0" onload="javascript:if(this.width>800) this.width=800;" /></a></td> </tr> <tr> <td width="122" align="center" bgcolor="#F9F9F9" >产品编号?/td> <td width="848" bgcolor="#FFFFFF"><strong>精馏?/strong></td> </tr> <tr> <td align="center" bgcolor="#F9F9F9">产品说明?/td> <td height="100" bgcolor="#FFFFFF"><span style=" line-height:20px"><font color="#333333" size="3">    精馏塔是进行精馏的一种塔式汽液接?/font>装置<span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">。有</span>板式?span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">?/span>填料?span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">两种主要类型。根据操作方式又可分为连续精馏塔与间歇精馏塔?br />      蒸气<span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">由塔底进入。蒸发出的气相与下降液进?/span>逆流接触<span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">,两相接触中,下降液中的易挥?低沸?组分不断地向气相中转移,气相中的难挥??/span>沸点<span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">)组分不断地向下降液中转移,气相愈接近塔顶,其易挥发组分浓度愈高,而下降液愈接近塔底,其难挥发组分则愈富集,从而达到组分分离的目的。由塔顶上升的气相进?/span>冷凝?span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">,冷凝的液体的一部分作为回流液返回塔顶进入精馏塔中,其余的部分则作为</span>馏出?span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">取出。塔底流出的液体,其中的一部分送入</span>再沸?span style="text-transform: none; background-color: rgb(255,255,255); text-indent: 28px; display: inline !important; font: 14px/24px arial, 宋体, sans-serif; white-space: normal; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-stroke-width: 0px">,加热蒸发成气相返回塔中,另一部分液体作为釜残液取出?/span></span></span></td> </tr> </table> <table width="1000" height="60" border="0" align="center"> <tr> <td background="../images/foot_bg.gif"><div align="center"> <div align="center" class="STYLE2"> <div align="center" class="STYLE3"> 版权所有:无锡健尔达化工装备有限公? 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