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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p style="padding: 0px;margin-top: 0px;margin-bottom: 0px">产品名称：水蒸汽压缩罗茨风机</p><p style="padding: 0px;margin-top: 0px;margin-bottom: 0px"> 产品介绍９�/p><p style="padding: 0px;margin-top: 0px;margin-bottom: 0px"> 目前应用于水蒸气压缩的蒸汽压缩机类型主要包括有罗茨式与离心式两种，下面通过一张图来进行压缩机基本选型的了解，</p><p> 对于罗茨式的蒸汽压缩机而言其优势相对于离心风机主要在于其压比高，对于高压离心风机而言其主要为稳定性较高，从机械的角度来看越低的转速其稳定性越高，通常罗茨式的蒸汽压缩机为<span style="padding: 0px">980rmp-1450rmp</span>之间，而离心压缩机转速通常�?span style="padding: 0px">9000rmp</span>以上，然而对于罗茨式蒸汽压缩机而言其体积流过小、单机效率低是其先天缺陷、�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 然而在高压比小流量的工况中罗茨式蒸汽压缩机具有极大的优势；<span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 目前市面上的蒸汽压缩机主要有进口与国产两种由于其具有成熟的使用经验因而其区别主要在于材质：�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 碳钢材质：对于化工中的水蒸气而言其腐蚀性是在所难免的，而蒸汽本身也具有极大的腐蚀性，间隙决定了罗茨式蒸汽压缩机的效率，而效率是蒸汽压缩的生命，腐蚀后罗茨式蒸汽压缩机转子与转子之间、转子与筒体之间间隙变大效率变低不利于长远的使用、�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span></p><p style="padding: 0px;margin-top: 0px;margin-bottom: 0px"> 表面改性：表面喷涂或化学镀防腐材料，蒸汽压缩通常可看做是绝热压缩的过程，饱和蒸汽在要过程中必定过热，那么在使用过程中蒸汽压缩机内部的温度可能达到<span style="padding: 0px">140ℂ�/span>以上，而由于镀层与母材本身的线膨胀系数不同因而其也不�?*长时间的使用、�/p><p style="padding: 0px;margin-top: 0px;margin-bottom: 0px;text-align: center"><img src="//www.znpla.com/img1/img/daily/2022/03/04/103428_015884_procont.jpg" alt="水蒸汽压缩罗茨风�? width="500" height="667" title="水蒸汽压缩罗茨风�? align="" style="padding: 0px;border: none;max-width: 80%;height: auto"/></p><p> 不锈钢：.具稳定性也.具技术含量的罗茨式蒸汽压缩机制造工艺，要求制造企业具有极强的机械加工实力与实际使用经验、�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 对于蒸发量较大的工况通常选用离心式蒸汽压缩机：�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 单级高速离心式蒸汽压缩机与普通离心风机的比较：�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/> 1</span>�?span style="padding: 0px"> </span>单级高速离心式蒸汽压缩机结紧凑、占地面积小、�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/> 2</span>�?span style="padding: 0px"> </span>单级高速离心式蒸汽压缩机启动飞轮短小、�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/> 3</span>�?span style="padding: 0px"> </span>单级高速离心式蒸汽压缩机压比高于普通离心风机，从温升的角度上来看单级离心式蒸汽压缩机的温升可达�?span style="padding: 0px">20-25ℂ�/span>，而离心风机的温升仅为<span style="padding: 0px">8-10ℂ�/span>＋�span style="padding: 0px"><br data-filtered="filtered" style="padding: 0px"/></span> 若需要较高的压比离心风机多采用多台串联的方式，这样的压缩机组其效率约丹�span style="padding: 0px">75%</span>，系统的效率就大大降低、�/p><ul style="list-style-type: none;" class=" list-paddingleft-2"></ul><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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