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對於很多測量儀器來說外界的影響可能會直接導致測量的精準度,下麵就為大家介紹一下管道震動對渦街流量計的影響是怎樣的。
管道震動對流量的影響:輕則示值波動,無法讀數;zhongzewufagongzuo。liruduidianciliuliangjilaishuo,zhendongrangdushushangxiatiaodong,wufawendingshuchuxinhao。gengwufazhunqueceliang。duiwolunliuliangjideyingxiangyeyucileisi,danzhendonghaihuidaozhiwolunliuliangjiyelundesunhuai,liuliangjiwufagongzuo;對(dui)浮(fu)子(zi)流(liu)量(liang)計(ji)的(de)影(ying)響(xiang)則(ze)會(hui)讓(rang)浮(fu)子(zi)上(shang)下(xia)跳(tiao)動(dong),無(wu)法(fa)穩(wen)定(ding)讀(du)數(shu)。帶(dai)信(xin)號(hao)輸(shu)出(chu)的(de)浮(fu)子(zi)流(liu)量(liang)計(ji)一(yi)樣(yang)會(hui)無(wu)法(fa)輸(shu)出(chu)正(zheng)常(chang)的(de)信(xin)號(hao),例(li)如(ru)帶(dai)遠(yuan)傳(chuan)信(xin)號(hao)輸(shu)出(chu)的(de)金(jin)屬(shu)管(guan)浮(fu)子(zi)流(liu)量(liang)計(ji)。
對dui壓ya電dian式shi渦wo街jie流liu量liang計ji而er言yan,震zhen動dong除chu了le會hui導dao致zhi讀du數shu不bu穩wen,信xin號hao無wu法fa輸shu出chu的de情qing況kuang。可ke能neng會hui由you於yu震zhen動dong的de強qiang度du大da小xiao,會hui導dao致zhi不bu同tong的de後hou果guo。當dang管guan道dao的de震zhen動dong頻pin率lv與yu流liu量liang計ji的de工gong作zuo頻pin率lv接jie近jin時shi,則ze會hui導dao致zhi流liu量liang計ji始shi終zhong顯xian示shi一yi個ge固gu定ding的de數shu字zi而er不bu會hui因yin為wei管guan道dao內nei介jie質zhi的de流liu量liang變bian化hua而er發fa生sheng變bian化hua。這zhe種zhong情qing況kuang就jiu是shi通tong常chang所suo說shuo的de“鎖死”現象,發生“鎖死”現象的流量計是無法使用的。所以我們要避免此類現象的發生。解決辦法:固定管道,減小震動,這隻能治標不治本;最根本的解決辦法是選用其他形式的流量計。例如:womenkeyixuanyongdianrongshiwojieliuliangji,reminshiwojieliuliangjihuozhechaoshengshiwojieliuliangji,dangranchuwojieliuliangjiyiwaihenduokeyishiyongdeliuliangji。duiwojieliuliangjieryan,bizhejianyixuanyongdianrongshiwojieliuliangji,chujuyoukangzhendongdegongnengwai,haijuyounaigaowengaoyadegongneng,xingnengwending,jiliangzhunque,zhidetuijian。dangranzhezhishizhenduixuanyongwojieliuliangjideqingkuang,jutiqingkuangjutifenxi,gezhonggongkuangxiaduihuiyoubutongdeliuliangjizhidetuijian,zhibuguoshigerendejianjiebutongeryi。
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