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    	<div class="nyNewsDetail_Title"><h1>超声波地下储罐密封性测试工作原理</h1></div>
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            <span><img src="/skins/158899/images/date01.png" />更新时间：2024-06-20</span><span><img src="/skins/158899/images/hit.png" />点击次数：1162</span>
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            <p style="margin-right:0;margin-left:0;text-indent:24px;padding:0 0 0 0 ;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph;background:rgb(255,255,255)"><span style="font-family: 宋体; color: rgb(51, 51, 51); letter-spacing: 0px; font-size: 16px;">前言<br/>&nbsp; 地下储罐泄漏会导致周围土壤、地下水和地表水受到污染，从而造成资源损失。除了自身的气密功能存在问题外，地下储罐或其他气密舱的密封性、完整性亦会随着时间的推移而产生恶化。故而定期进行地下储罐泄漏密封性检测，是防止泄漏对环境造成的污染和对资源的浪费的有效方法。因此国内范围的中石油、中石化、中海油所属加油站都在加快推进加油站地下油罐双层罐更新及防渗池的改造工作。</span></p><p style="margin-top:0;margin-right:0;margin-left:0;text-indent:24px;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph"><span style="font-family: 宋体; color: rgb(51, 51, 51); letter-spacing: 0px; background: rgb(255, 255, 255); font-size: 16px;">SDT地下储罐密封性检测系统-SDT Tank Test，则能很好的帮助特检机构进行加油站地下油罐的年检测试工作，从而解决巡检时难以接近地下储罐掩埋位置的棘手问题。</span></p><p style="margin-top:0;margin-right:0;margin-left:0;text-indent:24px;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph"><span style="font-family: 宋体; color: rgb(51, 51, 51); letter-spacing: 0px; background: rgb(255, 255, 255); font-size: 16px;"></span></p><p style="text-align: center"><img src="https://img44.chem17.com/9/20240620/638544915475308383305.png" style="max-width:800px;max-height:300%;" title="图片5.png"/></p><p style="text-align: center"><img src="https://img44.chem17.com/9/20240620/638544915475464524480.png" style="max-width:800px;max-height:300%;" title="图片6.png"/></p><p style="margin-top:0;margin-right:0;margin-left:0;text-indent:24px;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph"><span style="color: rgb(51, 51, 51); letter-spacing: 0px; font-size: 12px; background: rgb(255, 255, 255); font-family: 宋体;"><br/></span><br/></p><p><span style="font-size: 16px;">&nbsp; &nbsp; &nbsp; 为什么是超声波？&nbsp;<br/>&nbsp; &nbsp; &nbsp; 当没有高压气体通过某些管道时，如何查找到泄漏？当没有湍流时，又如何检测到泄漏？<br/>SDT可以做到，超声波功能能够检测任何产生摩擦的缺陷。<br/>SDT超声波地下储罐密封性测试工作原理<br/>解决方案： BiSonic 超声波发射器<br/>超声波密封性测试需要使用两个敏感专用传感器，用于收集和放大泄漏产生的声音。</span></p><ol class=" list-paddingleft-2" style="list-style-type: decimal;"><li><p><span style="font-size: 16px;">将两个专用传感器放置在水箱中: 一个放置于液体中，另一个悬于液体表面之上。</span></p></li></ol><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img51.chem17.com/9/20240620/638544915709806976587.png" title="图片7.png" alt="图片7.png"/></p><p><span style="font-size: 16px;">2.SDT270检测仪 以 dBμV 为单位，测量安装中的背景噪声，并作为参考值。</span></p><p><span style="font-size: 16px;">3.将罐置于部分真空中。</span></p><p><span style="font-size: 16px;">4.将从每个传感器获得的测量值与参考值进行比较。</span></p><p style="margin-right:0;margin-left:0;text-indent:19px;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph"><span style="color: rgb(51, 51, 51); letter-spacing: 0px; background: rgb(255, 255, 255); font-family: 宋体; font-size: 16px;"></span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img45.chem17.com/9/20240620/638544915983172944849.png" title="图片8.png" alt="图片8.png"/></p><p><span style="font-size: 16px;">5.再由操作员根据不同的泄漏声音进行确认诊断。</span></p><p><span style="font-size: 16px;">6.测量和音频文件的记录时间可根据操作员的需要定义。</span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img44.chem17.com/9/20240620/638544916223359078172.png" title="图片9.png" alt="图片9.png"/></p><p><span style="font-size: 16px;">7.步骤排序、记录时间、瞬时停止等可灵活操作。</span></p><p><span style="font-size: 16px;">8.可以随时从设备存储器中查阅 dBμV 值和播放音频文件。</span></p><p><span style="font-size: 16px;">SDT Tank Test无需进一步分析，可立即提供结果。</span></p><p><br/></p><p style="margin-top:0;margin-right:0;margin-left:0;text-indent:19px;text-autospace:ideograph-numeric;text-align:justify;text-justify:inter-ideograph"><span style="color: rgb(51, 51, 51); letter-spacing: 0px; font-size: 9px; background: rgb(255, 255, 255); font-family: 宋体;"></span><br/></p><p><br/></p> 
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