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  <div id="mup"> <b>您的位置：</b> <a href="/">首页</a> > <a href="/article.html">技术文章</a> > <span>再沸器的安装应遵循这些基本原则</span></div>
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      <h1>再沸器的安装应遵循这些基本原则</h1>
      <div class="nwdtl_tip"><span> 时间：2019-10-26&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 浏览：5488次</span></div>
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        <p>&nbsp;　　再沸器的安装应遵循这些基本原则<div>　　<strong><a href="http://www.hzhigee.cn/hzkl-SonList-221115/" target="_blank">再沸器</a></strong>也被称之为重沸器，顾名思义是使液体再一次汽化。它的结构与冷凝器差不多，不过一种是用来降温，而我们的这款产品是用来升温汽化。它是一个能够交换热量，同时有汽化空间的一种特殊换热器。物料液位和分馏塔液位在同一高度。从塔底线提供液相进入到设备中。通常有25-30%的液相被汽化。被汽化的两相流被送回到分馏塔中，返回塔中的气相组分向上通过塔盘，而液相组分掉回到塔底。</div><div>　　再沸器由一个带有气液分离空间的壳体和一个可抽出的管束组成，管束末端有溢流堰，以保证管束能有效地浸没在液体中。溢流堰外侧空间作为出料液体的缓冲区。再沸器内液体的装填系数，对于不易起泡沫的物系为80%，对于易起泡沫的物系则不超过65%。对流体力学参数不敏感，可靠性高，可在高真空下操作，维护与清理方便。适用于对于宽沸点范围的流体，应设水平折流板，以防止轻组分在进口处闪蒸及重组分在出口处浓缩。为了防止流动阻塞和流动不稳定，应对至大热流密度加以限制。<strong>再沸器</strong>适用于中等压力、中等温差及低静压头的场合。</div><div>　　再沸器的安装：</div><div>　　1、与塔的间距，应按&ldquo;防火规范&rdquo;中加热炉与塔的间距要求布置。</div><div>　　2、用蒸汽或热载体加热的设备应靠近塔布置，并与塔维持一定高差由工艺设计确定，二者之间的距离应满足管道布置要求，重沸器管束的一端应有检修场地和通道。</div><div>　　3、宜用塔作支撑布置在塔侧，并与塔维持一定高差由工艺设计确定，其上方应留有足够的检修空间。</div><div>　　4、一座塔具有多台并联的立式重沸器时，<strong>再沸器</strong>的位置和安装高度，除与塔维持一定高差之外，尚应满足布置进出口集合管的要求并便于操作和检修。</div></p>
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