关键词:E+H超声波液位计 http://www.dkmeh.com/ 一体式 E+H超声波液位计在测量的时候如果碰到现场的水池或者罐子内温度高的话,可能会影响测量结果,甚至可能无法出现测量结果。 E+H超声波液位计出现这种情况的原因主要时由于液体介质在30-40℃以下一般不会产生蒸汽和雾气,超过这个温度容易产生蒸汽或雾气,液位计一体式发射的超声波在发射过程中穿过蒸汽会衰减一次,从液面反射回来的时候又要衰减一次,造成后回到探头的超声波信号很弱,所以测量不到。而且在这种环境下,超声波液位计探头容易结水珠,水珠会阻碍超声波的发射和接收。 面对上述情况,我们可以采用以下几种方法来解决问题: 1.发射强度增大,一体式E+H超声波液位计可调发射强度,这样就可以穿透雾气; 2.量程加大,比如实际罐子高度是3米,要选择6米~9米的超声波液位计,可以减少或削弱蒸汽或者雾气对测量的影响; 3.E+H超声波液位计探头上面涂抹硅脂,涂抹硅脂后的超声波探头明显结露减少; 4.传感器倾斜安装,露珠可顺着一侧流走,来缓解超声波液位计结露问题; 5.给传感器的探头装上恒温加热装置,避免出现冷凝的情况; 6.滤波时间加大,加大滤波时间可减少二次波的接收,保数据的稳定。德科蒙过程控制(武汉)有限公司座机:027-88062221传真:027-88068180邮箱: sales@whdkm.com原文出处: http://www.dkmeh.com/a/news/527.htmlPARent;">ABSolute;top:0;border:0;width:undefinedpx;height:undefinedpx;" SANdbox="allow-forms allow-popUPS allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation" frameborder="0" src="https://googleads.g.doubleclick.net/pagead/ads?client=ca-pub-6745515041074118&ouTPUt=html&adk=1812271804&adf=3279755396&plat=1%3A32776%2C2%3A32776%2C9%3A32776%2C10%3A32%2C11%3A32%2C16%3A8388608%2C17%3A32%2C24%3A32%2C25%3A32%2C30%3A1081344%2C32%3A32%2C40%3A32&guci=2.2.0.0.2.2.0.0&format=0x0&url=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fact%3D1&ea=0&flash=32.0.0&pra=5&wgl=1&tt_state=W3siaXNzdWVyT3JpZ2luIjoiaHR0cHM6Ly9hZHNlcnZpY2UuZ29vZ2xlLmNvbSISInN0YXRlIjowfV0.&dt=1602489847371&bpp=6&bdt=383&idt=26&shv=r20201007&cbv=r20190131&ptt=9&saldr=aa&cookie=ID%3D5fb7eae809183df8%3AT%3D1588147156%3AS%3DALNI_MZhOWs11HQ-EEy1X6tCtUAbNrQ6cw&nras=1&correlator=7925094646871&frm=23&ife=1&pv=1&ga_vid=1662621208.1602489847&ga_sid=1602489847&ga_hid=1293855960&ga_fc=0&iag=3&icsg=42&nhd=1&dssz=4&mdo=0&mso=0&u_tz=480&u_his=8&u_java=0&u_h=1080&u_w=1920&u_ah=1030&u_aw=1920&u_cd=24&u_nplug=17&u_nmime=34&adx=-12245933&ady=-12245933&biw=1332&bih=649&isw=730&ish=360&ifk=2699508910&scr_x=0&scr_y=0&eid=21067166&oid=3&pvsid=1951446961831147&pem=16&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fadd_suc%3D1&rx=0&eae=2&fc=1920&brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1030%2C730%2C360&vis=1&rsz=%7C%7Cs%7C&abl=NS&fu=8204&bc=31&ifi=0&uci=0.xjjax6ymoiew&fsb=1&dtd=72" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="0.xjjax6ymoiew" data-load-complete="true"> |