甲烷转化�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span>描述９�/span></strong></p><p><span><strong>甲烷转化炈�/strong>主要用于气相色谱分析气体样品中微量的一氧化碳、二氧化碳。如电力变压器油溶解气体分析；化肥合成氨生产中、高纯氢、高纯氮、高纯氧、高纯氦、高纯氩等气体中的一氧化碳、二氧化碳的杂质分析；还可用于空气分离产品离线检测、高纯气体厂家质量控制及其他用途等。适用于各种型号气相色谱仪�?/span></p><p><span>CO</span><span>�?H2=CH4+H2O</span></p><p><span>CO2</span><span>�?H2=CH4+2H2O</span></p><p><strong><span>特点９�/span></strong></p><p><span>甲烷化转化炉采用高效镍催化剂，采用氢作载气或氮作载气柱后加氢的方式，把不能被氢火焰离子化检测器检测的微量CO和CO2转化为CH4。该<strong>甲烷转化炈�/strong>转化效率高，温度均匀，控温精度高＋�/span></p><p><span>对分析各种高纯气体中微量CO、CH4、CO2具有非常高的检测灵敏度�?小检测浓度≤0.1ppm、�/span></p><p><span>转化炉不适用于常量CO，CO2分析、�/span></p><p><strong><span><strong>甲烷转化炈�/strong>技术参数：</span></strong></p><p><span>控温范围�?�?00� </span></p><p><span>甲烷化温度：350℃～380℃； </span></p><p><span>控温方式：热电偶� </span></p><p><span>转化管尺寸：U�?/8�?250mm或者U�?/16�?250mm� </span></p><p><span>进出口配管：1/8”或�?/16“�/span></p><p><span>加热功率�?00W：�/span></p><p><span>转化效率：≥98%：�/span></p><p><span>转化剂使用寿命：2年以上（样品不含硫、油份等）、�/p><p><strong><strong>甲烷转化炈�/strong>知识</strong></span></p><p><span>转化炉专用于配合FID检测微量CO 与CO2，在富氢环境下催化转化为甲烷检出限可达0.5ppm或更低、�/span></p><p><span>CO</span><span>�?H2=CH4+H2O</span></p><p><span>CO2</span><span>�?H2=CH4+2H2O</span></p><p><span>少量的硫化物会使得镍催化剂实效，难以再生。高浓度的乙炔乙烯也会使催化剂退化、�/span></p><p><span>调节好氢气流量，可使得转化完全、�/span></p><p><span>转化炉不适用于常量CO，CO2分析、�/span></p><p><span>甲烷化转化炉使用较长时间后转化率会降低或失效。镍催化剂效率降低或失效反映在分析样品气或标准气时CH4出峰好，而转化CO，CO2时出峰小甚至不出峰，可适当提高甲烷化转化炉的温度，检查载气纯度是否符合规定要求。通常镍催化剂效率降低或失效跟载气纯度及产品气中硫化物有关，使用合理的话寿命一般可�?�?年。当转化效率很低或失效时，应更换转化管、�/span></p><p><span>要保证催化率必须使流经转化炉的气体中的H2至少为载气（N2）的60%、�/span></p><p><span>常见的结构为U形弯管，内部还有一加热棒和温度传感器，并包裹保温材料、�/span></p><p><span><strong>甲烷转化炈�/strong>是使用镍触媒将CO、CO2转化为CH4的装置。建议在转化炉温度达�?50�?80℃时之前就打开H2、AIR，点火；以免Ni氧化为NiO，降低转化效率（因为起催化作用的是Ni）。转化炉在H2的保护下加热，不但可以保护Ni不受氧化，而且还可以使已氧化的NiO还原为Ni（NiO + H2 =Ni +H2O）、�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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