Ultrasonic Flow Mita

20+ Shekarun Ƙwarewar Masana'antu

Menene dalilan ultrasonic kwarara mita tare da mummunan sakamakon auna?

1. Tasirin sama da ƙasa madaidaiciya sashin bututu akan ma'aunin ma'aunin ma'aunin motsi na ultrasonic.Ƙimar daidaitawa K aiki ne na lambar Reynolds.Lokacin da saurin kwarara bai yi daidai ba daga kwararar laminar zuwa kwararar tashin hankali, madaidaicin daidaitawar K zai canza sosai, yana haifar da raguwar daidaiton aunawa.Bisa ga buƙatun amfani, da ultrasonic kwarara mita transducer ya kamata a shigar a cikin upstream madaidaiciya bututu sashe na 10D, da downstream madaidaiciya bututu sashe na 5D matsayi, domin sama gaban farashinsa, bawuloli da sauran kayan aiki a lokacin da tsawon da madaidaiciya. sashin bututu, abubuwan da ake buƙata na "nisa daga tashin hankali, rawar jiki, tushen zafi, tushen amo da tushen ray kamar yadda zai yiwu".Idan akwai famfo, bawuloli da sauran kayan aiki sama na shigarwa matsayi na ultrasonic kwarara mita transducer, da madaidaiciya bututu sashen ake bukata ya zama fiye da 30D.Sabili da haka, tsayin sashin bututu madaidaiciya shine babban mahimmanci don tabbatar da daidaiton ma'auni.

2. Tasirin kayan aikin siga na bututu akan ma'auni daidaito na ultrasonic flowmeter.Daidaiton saitin ma'aunin bututu yana da alaƙa kusa da daidaiton aunawa.Idan saitin kayan aiki da girman bututun ya saba da ainihin, zai haifar da kuskure tsakanin tsarin bututun bututun da ke gudana a cikin yanki na yanki da kuma ainihin madaidaicin yanki, yana haifar da sakamako na ƙarshe mara kyau.Bugu da ƙari, tazarar watsi tsakanin mai canza mita kwarara na ultrasonic shine sakamakon cikakken lissafi na sigogi daban-daban kamar ruwa (sautin saurin sauti, danko mai ƙarfi), bututun (kayan abu da girman), da hanyar shigarwa na transducer, da sauransu. da nisan shigarwa na transducer ya karkata, wanda kuma zai haifar da manyan kurakuran auna.Daga cikin su, saiti da nisa na shigarwa na ciki na bututun bututun yana da tasiri mai mahimmanci akan daidaiton ma'auni.Dangane da bayanan da suka dace, idan kuskuren tsayin ciki na bututun bututun shine ± 1%, zai haifar da kuskuren kwararar ± 3%;Idan kuskuren nesa na shigarwa shine ± 1mm, kuskuren kwarara zai kasance cikin ± 1%.Ana iya ganin cewa kawai tare da daidaitattun saitunan bututun bututu za a iya shigar da na'urar motsi ta ultrasonic daidai kuma ana iya rage tasirin ma'aunin bututu akan daidaiton ma'auni.

3, tasirin ultrasonic kwarara mita transducer shigarwa matsayi a kan ma'auni daidaito.Akwai hanyoyi guda biyu don shigar da transducer: nau'in tunani da nau'in kai tsaye.Idan amfani da tafiye-tafiyen saurin hawan sauti kai tsaye gajere ne, ana iya haɓaka ƙarfin siginar.

4. Tasirin wakili mai haɗawa akan daidaiton ma'auni.Don tabbatar da cikakkiyar hulɗa tare da bututun, lokacin shigar da transducer, wani nau'i na nau'i na nau'i na nau'i na nau'i na nau'i yana buƙatar a rufe shi da kyau a saman bututun, kuma babban kauri shine (2mm - 3mm).Ana cire kumfa da granules a cikin ma'aurata ta yadda yanayin emitter na transducer ya haɗe da bangon bututu.Ana shigar da na'urorin auna ma'aunin ruwa a cikin rijiyoyin, kuma yanayin yana da ɗanshi kuma wani lokacin ambaliya.Idan an yi amfani da wakili na gama-gari, zai yi kasa a cikin ɗan gajeren lokaci, yana shafar daidaiton ma'auni.Sabili da haka, dole ne a zaɓi na'ura mai hana ruwa ta musamman, kuma ya kamata a yi amfani da ma'aurata a cikin lokacin tasiri, gabaɗaya watanni 18.Don tabbatar da daidaiton aunawa, ya kamata a sake shigar da na'ura mai canzawa kowane watanni 18 kuma a maye gurbin na'urar.


Lokacin aikawa: Satumba-04-2023

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