Cov Ntsuas Ultrasonic Flow

20+ Xyoo Kev Tsim Khoom

Cov ntsiab lus twg yuav tsum tau them sai sai thaum piv rau lub sijhawm hloov pauv ultrasonic flowmeter nrog electromagnetic flowmeter ntawm qhov chaw?

1) Lub ntsuas dej electromagnetic xav tau cov yeeb nkab ncaj uas luv dua li lub ntsuas dej ultrasonic. Qhov chaw teeb tsa lub ntsuas dej electromagnetic yuav tsis ncaj lawm, yog li piv rau ntawm qhov chaw, xyuam xim rau qhov chaw ntsuas seb puas ua tau raws li qhov yuav tsum tau ua ntawm cov yeeb nkab ncaj ultrasonic, yog tias tsis ua tau raws li cov yeeb nkab ncaj yuav tsum nyob ze xaiv cov yeeb nkab uas ua raws li qhov chaw ntawm lub ntsuas dej ultrasonic, kev sib piv cov txiaj ntsig yuav tsis raug.

2) Xyuas seb qhov chaw teeb tsa ntawm lub tshuab ntsuas hluav taws xob puas ua tau raws li qhov yuav tsum tau ua ntawm cov kua dej ntws (xws li qhov conductivity ntawm cov kua, seb qhov kev teeb tsa puas nyob hauv qhov chaw qis dua ntawm cov kav dej, seb puas muaj npuas dej sib sau ua ke, thiab lwm yam). Yog tias tsis yog, nws yuav tsum tau hais rau tus neeg siv tias qhov no yuav yog qhov ua rau muaj teeb meem. 

3) Lub ntsuas dej electromagnetic yog ib qho cuab yeej zoo los ntsuas qhov ntws ntawm cov kua conductive. Nws qhov kev ntsuas qhov tseeb kuj siab heev, feem ntau yog 0.5%, thiab nws yog qhov zoo tshaj plaws kom ncav cuag 0.2%. Tib lub sijhawm, yuav tsum tau them sai sai rau tus neeg tsim khoom ntawm lub ntsuas dej electromagnetic. Yog tias cov khoom lag luam tau teeb tsa yam tsis muaj qhov yuam kev thiab cov kua conductivity ua tau raws li qhov yuav tsum tau ua, tus nqi ntsuas yuav tsum tau ua tib zoo xav, thaum rau cov chaw tsim khoom tsis yog cov tuam txhab loj, raws li tus nqi ntawm lub teb electromagnetic ruaj khov thiab qhov loj me ntawm qhov yuam kev, koj tuaj yeem ua siab loj los ua xyem xyav.

4) Nkag siab txog cov khoom siv ntawm cov kav dej, seb puas muaj cov ntaub thaiv, qhov ntsuas thiab lwm yam xwm txheej nrog rau cov yam ntxwv cuam tshuam ntawm cov kav dej los ntawm tus neeg siv. Txhuam cov kav dej thaum txhim kho lub ultrasonic sensor, thiab xaiv txoj kev Z rau kev ntsuas thiab sib piv kom deb li deb tau.

5) Cov kua uas ntsuas tau los ntawm lub ultrasonic flowmeter tsis cuam tshuam los ntawm qhov conductivity. Yog tias tus nqi ultrasonic ruaj khov thaum tus nqi electromagnetic tsis ruaj khov thaum sib piv, nws qhia tau tias qhov conductivity ntawm lub cev ntws uas ntsuas tau yog nyob rau hauv lub xeev ciam teb ntawm cov ntsuas, es tsis yog los ntawm cov kua uas muaj roj, thiab tus nqi ntawm lub ultrasonic flowmeter yog qhov ntseeg tau. Yog tias ob qho tib si tsis ruaj khov tib lub sijhawm, qhov ua tau ntawm cov npuas ntau dua.

6) qhov yuav tsum tau ntsuas cov kua dej electromagnetic flowmeter yuav tsum muaj peev xwm sib npaug nrog lub ntiaj teb, txwv tsis pub yuav muaj kev cuam tshuam loj heev, yog li thaum lub grounding tsis raug lossis lub grounding tsis zoo (electromagnetic grounding muaj ntau qhov nyuaj thiab nruj dua), yuav muaj teeb meem, yuav tsum xyuas qhov xwm txheej grounding. Piv nrog rau ultrasonic flowmeter, tsis muaj qhov yuav tsum tau ua kua. Yog tias grounding tsis meej, tus nqi ntawm ultrasonic flowmeter yog qhov tseeb.

7) Yog tias muaj kev cuam tshuam hluav taws xob thiab sib nqus ze ze, qhov cuam tshuam ntawm ultrasonic flowmeter tsawg dua li ntawm electromagnetic flowmeter, thiab qhov kev ntseeg tau ntawm ultrasonic zaub tus nqi yuav tsum ntau dua li ntawm electromagnetic flowmeter.

8) Yog tias muaj lub suab cuam tshuam hauv cov kav dej (xws li lub suab tsim los ntawm lub qhov sib txawv loj ntawm lub qhov tswj hwm), qhov cuam tshuam rau ultrasonic yog qhov loj dua li ntawm electromagnetic, thiab qhov kev ntseeg tau ntawm tus nqi qhia electromagnetic yog qhov loj dua li ntawm ultrasonic.


Lub sijhawm tshaj tawm: Lub Xya Hli-15-2022

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