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<h3>日期：2023-10-13 发布人：杭州菲贝 阅读量：<span id="dr_show_hits_3661">0</span><script type="text/javascript">
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<p style="text-autospace:ideograph-numeric;line-height:16px"><strong><span style="font-family: 宋体;font-size: 16px">微生物发酵工程中发酵液过滤技术</span></strong></p><p style="text-autospace:ideograph-numeric;line-height:16px"><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">发酵已经从过去简单的生产酒精类饮料、生产醋酸和发酵面包发展到今天成为生物工程的一个极其重要的分支</span><span style="font-family:宋体">,成为一个包括了微生物学、化学工程、基因工程、细胞工程、机械工程和计算机软硬件工程的一个多学科工程</span></span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">从广义上讲</span><span style="font-family:宋体">,发酵工程由三部分组成：上游工程,发酵工程和下游工程</span></span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">其中</span><span style="font-family:宋体">,下游工程指从发酵液中分离和纯化产品的技术：包括固液分离技术（离心分离,过滤分离,沉淀分离等工艺）,细胞破壁技术（超声、高压剪切、渗透压、表面活性剂和溶壁酶等）,蛋白质纯化技术（沉淀法、色谱分离法和超滤法等）,最后还有产品的包装处理技术（真空干燥和冰冻干事燥等）</span></span><span style="font-family: 宋体;font-size: 16px">。</span></p><p style="text-autospace:ideograph-numeric;line-height:16px"><strong><span style="font-family: 宋体;font-size: 16px"> </span></strong></p><p style="text-align:center"><img id="ae7a2d83ec5162418e7e5a4cf9038a29_img_5745" src="https://www.guolvxin.net/uploadfile/ueditor/image/20231013/1697185231357636.jpg" title="微生物发酵工程中发酵液过滤技术" alt="微生物发酵工程中发酵液过滤技术" width="600" height="600" border="0" vspace="0" style="width: 600px; height: 600px;"/></p><p style="text-autospace:ideograph-numeric;line-height:16px"><br/></p><p style="text-autospace:ideograph-numeric;line-height:16px"><strong><span style="font-family: 宋体;font-size: 16px">PVDF<a href="https://www.guolvxin.net/html/pvdfjpefyxwksdlxxl-show-637.html" target="_self">聚偏氟乙烯折叠滤芯</a>膜材料的优势：</span></strong></p><p style="text-autospace:ideograph-numeric;line-height:16px"><span style="font-family: 宋体;font-size: 16px">1</span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">高效：由于膜具有选择性</span><span style="font-family:宋体">,它能有选择性地透过某些物质,而阻挡另一些物质的透过</span></span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">选择合适的膜</span><span style="font-family:宋体">,可以有效地进行物质的分离,提纯和浓缩；</span></span></p><p style="text-autospace:ideograph-numeric;line-height:16px"><span style="font-family: 宋体;font-size: 16px">2</span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px"><span style="font-family:宋体">节能：多数膜分离过程在常温下操作</span><span style="font-family:宋体">,被分离物质不发生相变, 是一种低能耗,低成本的单元操作；</span></span></p><p style="text-autospace:ideograph-numeric;line-height:16px"><span style="font-family: 宋体;font-size: 16px">3</span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px">过程简单、容易操作和控制；</span></p><p style="text-autospace:ideograph-numeric;line-height:16px"><span style="font-family: 宋体;font-size: 16px">4</span><span style="font-family: 宋体;font-size: 16px">。</span><span style="font-family: 宋体;font-size: 16px">不污染环境</span><span style="font-family: 宋体;font-size: 16px">。</span></p><p><br/></p> </div>
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