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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>什么是超重力精馏？</span></div>
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      <h1>什么是超重力精馏？</h1>
      <div class="nwdtl_tip"><span> 时间：2025-08-29&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 浏览：328次</span></div>
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        <p><span style="font-size: 16px;">&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;<span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; font-weight: bold; visibility: visible;">超重力精馏</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; visibility: visible;">技术因</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; font-weight: bold; visibility: visible;">设备小</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; visibility: visible;">、</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; font-weight: bold; visibility: visible;">效率高</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; visibility: visible;">、</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; font-weight: bold; visibility: visible;">能耗低</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; visibility: visible;">、</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; font-weight: bold; visibility: visible;">易运转</span><span textstyle="" style="font-family: Optima-Regular, PingFangTC-light; letter-spacing: 1px; visibility: visible;">等优点，被广泛应用于能源、材料、石油、化工、环境、生物等多个领域，并带来巨大的经济效益和社会效益。超重力精馏技术不仅可以处理常规的有机溶剂，在处理贵重物质、热敏物质、有毒物质和高粘度物质方面更是有优势，拥有十分广阔的发展前景。</span></span><section data-class="_mbEditor" data-id="1803921" style="visibility: visible;"><section style="margin: 10px auto; visibility: visible;"><section style="text-align: center; letter-spacing: 3px; text-shadow: rgb(249, 234, 235) 2px 2px 1px; color: rgb(1, 115, 99); font-size: 18px; box-sizing: border-box; visibility: visible;"><span style="font-size: 16px;"><strong style="visibility: visible;">01 超重力精馏原理</strong></span></section></section></section><section style="visibility: visible;"><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;"><a href="http://www.hzhigee.cn/ParentList-211468.html" target="_blank">超重力精馏</a></span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">是一种新型的精馏技术，通过高速旋转产生的</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">离心力</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">来实现超重力场（10-1000g 作用下）的环境，即超重力因子&beta;（&omega;2 r/g）通常可以达到350-450。在这样</span></span><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px; visibility: visible;">的环境下，精馏塔内的</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">气、液两相速度</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">被大幅度提高，其速度可达4-12m/s，远高于传统塔设备的1.5-1.6m/s，大大提高了液泛速度。</span></span></span></section><section style="visibility: visible;"><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px; visibility: visible;">在转子高速旋转下，超重力塔内的</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">液体</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">被加速甩出，在</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">转子</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">及</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">定子</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">间折流流道中，被逆向行驶的高速旋转汽流剪切撕裂成微</span></span><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px; visibility: visible;">米至纳米级的液膜、液丝和液滴，从而极大地强化了</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">气、液两相</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">间的</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">传热</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">、</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">传质</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">过程，使传质效率比普通塔高出&nbsp;</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">10</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">&nbsp;多倍。同样产能所需的设备</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">体积</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">也大大</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">缩小</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">（高度缩小8-10 倍），同时使用超重力精馏设备</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">分离效果</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">也大为</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold; visibility: visible;">提高</span><span textstyle="" style="letter-spacing: 1px; visibility: visible;">（单位体积内的<span>理论塔板数</span>大大提高，传质单元高度仅为1cm左右）。超重力精馏在设备体积、塔板压降等方面都具有巨大的优势。</span></span></span></section><section style="text-align: center; visibility: visible;" nodeleaf=""><p style="text-align: left;"><img src="https://img49.zyzhan.com/9/20250724/638889685284442235238.gif" alt="超重力精馏原理" width="800" align="middle" /></p></section><section data-class="_mbEditor" data-id="1803921"><section style="margin: 10px auto;"><section style="text-align: center;letter-spacing:3px;text-shadow: #f9eaeb 2px 2px 1px;color: #017363;font-size: 18px;box-sizing: border-box;"><span style="font-size: 16px;"><strong>02 相对传统精馏的优势</strong></span></section></section></section><br /><section><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">由于传统塔设备如填料塔、板式塔等，在重力场下的液泛速度较小，一般在1.5m/s～1.6m/s，当气相速度大于液泛速度时，塔设备内将产生</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">液泛</span><span textstyle="" style="letter-spacing: 1px;">，导致精馏操作不能继续进行，从而限制了塔内气速的提高，气、液两相传质的强化也受到了限制，因此设备往往高达</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">几十米</span><span textstyle="" style="letter-spacing: 1px;">。超重力精馏设备是在比地球重力加速</span></span><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">度大得多的环境中工作，强化了相间传质过程，突破了</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">重力场</span><span textstyle="" style="letter-spacing: 1px;">的影响，传质技术利用离心力代替了重力场，实现了传质过程的强化。在超重力场内，液体分散成液滴、液膜，并能快速实现相聚、分散，增加单位体积内气液接触面积，强化了<span>微观混合</span>，不到</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">2 米</span><span textstyle="" style="letter-spacing: 1px;">的超重力精馏设备就可以取代</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">几十米</span><span textstyle="" style="letter-spacing: 1px;">的塔设备。</span></span></span></section><section style="text-align: center;"><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">与传统精馏设备性能对比</span></span></span></section><section style="text-align: center;" nodeleaf=""><p align="center"><img src="https://img47.zyzhan.com/9/20250724/638889685463133605306.png" alt="超重力精馏原理" align="middle" /></p><p>&nbsp;</p><br /></section><section><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">在处理量相同的前提下，超重力精馏设备高度由</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">&nbsp;15m</span><span textstyle="" style="letter-spacing: 1px;">&nbsp;降低至</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">&nbsp;1.2m</span><span textstyle="" style="letter-spacing: 1px;">，基础要求大大降低；因设备体积缩小，易达到稳定状态，安装、拆卸、清洗、维修等</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">作业简化</span><span textstyle="" style="letter-spacing: 1px;">，相对检修时间和检修作业</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">劳动量</span><span textstyle="" style="letter-spacing: 1px;">也大大</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">降低</span><span textstyle="" style="letter-spacing: 1px;">；由于设备体积较小，</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">占地面积</span><span textstyle="" style="letter-spacing: 1px;">大幅</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">减少</span><span textstyle="" style="letter-spacing: 1px;">，节约了土地资源。安全方面，由于超重力精馏设备系统空间缩小了近 7 倍，系统内的</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">溶剂量</span><span textstyle="" style="letter-spacing: 1px;">减少，减少了蒸馏操作过程中的安全隐患。</span><span textstyle="" style="letter-spacing: 1px; font-weight: bold;">节能</span><span textstyle="" style="letter-spacing: 1px;">方面，可节约蒸汽15%以上。</span></span></span></section><section data-class="_mbEditor" data-id="1803921"><section style="margin: 10px auto;"><section style="text-align: center;letter-spacing:3px;text-shadow: #f9eaeb 2px 2px 1px;color: #017363;font-size: 18px;box-sizing: border-box;"><span style="font-size: 16px;"><strong>03 超重力精馏应用</strong></span></section></section></section><section style="text-align: center;" nodeleaf=""><p style="text-align: left;"><img src="https://img57.zyzhan.com/9/20250724/638889685675121039238.png" alt="超重力精馏原理" width="800" align="middle" /></p><p>&nbsp;</p></section><section style="text-align: center;"><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">超重力精馏装置</span></span></span></section><section><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">超重力精馏塔作为回收溶剂的主要设备，实现了不同沸点混合液体的分离。工作时，来自储罐的待分离混合液经在线流量控制进入预热器内，与来自超重力精馏塔的馏分进行换热，既对馏分起到了降温作用，又对原料进行了加热，起到了很好的节能效果。经过预热的原料通过两路进入超重力精馏塔内，进塔的管道控制阀门通过DSC 系统在线调节流量，以达到最佳分离效果。降温后的馏分分为液相和气相，液相经冷凝器再次冷凝至 40&deg;C以下，经检测符合要求的馏分进入成品罐内等待使用，若检测不能满足标准，通过中间罐收集后，将重新进入超重力精馏塔精馏。</span></span><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><br /></span></span></section><section><span style="font-size: 16px;"><span leaf="" style="font-family: Optima-Regular, PingFangTC-light; visibility: visible;"><span textstyle="" style="letter-spacing: 1px;">由超重力精馏塔排放的废液进入再沸器内，通过蒸汽对废液进行加热，被汽化的废液作为热源进入塔内对原料进行加热，多余的废液经在线<span>液位控制系统</span>排出。来自中间罐和冷凝器的尾气，进入尾气吸收系统进行处理。</span></span></span></section></p>
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