- Gabatarwa
Na'urar auna matakin ruwa kayan aiki ne wanda ke ba da ci gaba da auna matakin ruwa. Ana iya amfani da shi don tantance matakin ruwa ko daskararru mai yawa a wani takamaiman lokaci. Yana iya auna matakin ruwa na kafofin watsa labarai kamar ruwa, ruwa mai danko da mai, ko busassun kafofin watsa labarai kamar daskararru da foda.
Ana iya amfani da na'urar auna matakin ruwa a yanayin aiki daban-daban kamar kwantena, tankuna har ma da koguna, tafkuna da rijiyoyi. Ana amfani da waɗannan masu watsawa da yawa a cikin sarrafa kayan, abinci da abin sha, wutar lantarki, sinadarai, da masana'antar sarrafa ruwa. Yanzu bari mu kalli mita matakin ruwa da yawa da aka saba amfani da su.
- Na'urar firikwensin matakin ƙasa
Dangane da ka'idar cewa matsi na hydrostatic ya yi daidai da tsayin ruwa, firikwensin matakin ƙasa yana amfani da tasirin piezoresistive na siliki mai yaduwa ko firikwensin yumbu don canza matsa lamba na hydrostatic zuwa siginar lantarki. Bayan ramuwar zafin jiki da gyaran layi, ana jujjuya shi zuwa 4-20mADC daidaitaccen fitowar siginar yanzu. Za'a iya shigar da sashin firikwensin firikwensin mai watsa matsi na ruwa kai tsaye a cikin ruwa, kuma ana iya gyara sashin watsawa tare da flange ko sashi, don haka ya dace sosai don shigarwa da amfani.
Submersible matakin firikwensin an yi shi da ci-gaba nau'in warewa nau'in silica m sinadaran, wanda za a iya kai tsaye saka a cikin akwati ko ruwa don auna daidai tsayi daga karshen firikwensin zuwa saman ruwa, da kuma fitar da ruwa matakin ta 4 - 20mA halin yanzu ko RS485 sigina.
- Sensor matakin Magnetic
Tsarin murɗa Magnetic ya dogara ne akan ƙa'idar bututu ta hanyar wucewa. Matsayin ruwa a cikin babban bututu ya dace da abin da ke cikin kayan aikin kwantena. A cewar dokar Archimedes, ƙwaƙƙwaran da ke haifar da bulowar maganadisu a cikin ruwa kuma ma'aunin nauyi yana yawo akan matakin ruwa. Lokacin da aka auna matakin ruwa na jirgin ya tashi da faɗuwa, jujjuyawar tana iyo a cikin babban bututun mitar matakin ruwa shima ya tashi ya faɗi. Ƙarfe na Magnetic na dindindin a cikin iyo yana motsa ginshiƙin ja da fari a cikin mai nuna alama don juya 180 ° ta hanyar dandali mai haɗawa da maganadisu
Lokacin da matakin ruwa ya tashi, ruwan ya canza daga fari zuwa ja. Lokacin da matakin ruwa ya faɗi, tasowar ruwa tana canzawa daga ja zuwa fari. Iyakar fari-ja ita ce ainihin tsayin matakin ruwa na matsakaici a cikin akwati, don gane alamar matakin ruwa.
- Magnetostrictive ruwa matakin firikwensin
A tsarin magnetostrictive ruwa matakin firikwensin kunshi bakin karfe tube (aunawa sanda), magnetostrictive waya (waveguide waya), m taso kan ruwa (tare da m maganadisu a ciki), da dai sauransu Lokacin da firikwensin aiki, da kewaye part na firikwensin zai burge bugun jini halin yanzu a kan waveguide waya, da bugun jini halin yanzu Magnetic filin za a generated a kusa da waveguide waya lokacin da waveguide waya.
Ana shirya wani ta iyo a wajen ma'aunin ma'aunin firikwensin, kuma mai iyo yana motsawa sama da ƙasa tare da sandar aunawa tare da canjin matakin ruwa. Akwai saitin zoben maganadisu na dindindin a cikin iyo. Lokacin da filin maganadisu na yau da kullun ya hadu da filin maganadisu na maganadisu na maganadisu wanda mai ta iyo, filin maganadisu da ke kusa da iyo yana canjawa, ta yadda waveguide waya da aka yi da kayan magnetostrictive ke haifar da bugun bugun jini mai torsional a matsayin mai iyo. Ana watsa bugun bugun baya tare da waveguide waya a tsayayyen gudu kuma injin ganowa ya gano shi. Ta hanyar auna bambancin lokaci tsakanin watsa pulse current da torsional kalaman, za'a iya ƙayyade matsayi na taso kan ruwa daidai, wato, matsayi na ruwa.
- Sensor Level Material Admittance Rediyo
Yarda da mitar rediyo sabuwar fasaha ce ta sarrafa matakin da aka ƙera ta daga sarrafa matakin ƙarfin aiki, wanda ya fi dogaro, mafi daidaito kuma mafi dacewa. Yana da haɓaka fasahar sarrafa matakin capacitive.
Abin da ake kira shigar da mitar rediyo yana nufin ma'anar rashin ƙarfi a cikin wutar lantarki, wanda ya ƙunshi ɓangaren juriya, bangaren capacitive da inductive bangaren. Mitar rediyo shine bakan raƙuman raƙuman ruwa na babban mitar matakin ruwa, don haka ana iya fahimtar shigar da mitar rediyo azaman auna karɓa tare da babban mitar rediyo.
Lokacin da kayan aiki ke aiki, firikwensin na'urar yana samar da ƙimar shigar da bango da matsakaicin matsakaici. Lokacin da matakin kayan ya canza, ƙimar shiga ta canza daidai. Ƙungiyar kewayawa tana canza ƙimar shigar da aka auna zuwa fitowar siginar matakin kayan don gane ma'aunin matakin kayan.
- Ultrasonic matakin mita
Ultrasonic matakin mita kayan aikin matakin dijital ne wanda microprocessor ke sarrafawa. A cikin ma'auni, firikwensin firikwensin ya aika da pulse ultrasonic wave ta hanyar firikwensin, kuma sautin sautin yana karɓar ta wannan firikwensin bayan an nuna shi ta saman abu, kuma ya canza zuwa siginar lantarki. Ana ƙididdige tazarar da ke tsakanin firikwensin da abin da ake gwadawa ta lokacin tsakanin watsawar sauti da karɓa.
Abubuwan da ake amfani da su ba wani ɓangaren motsi na inji ba ne, babban abin dogaro, shigarwa mai sauƙi da dacewa, ma'aunin ma'auni, kuma ba ya shafa ta danko da yawa na ruwa.
Rashin lahani shi ne cewa daidaito yana da ɗan ƙaranci, kuma gwajin yana da sauƙi don samun wurin makaho. Ba a yarda a auna jirgin ruwa da matsakaici mai canzawa ba.
- Radar matakin mita
Yanayin aiki na mitar matakin ruwa na radar yana watsa yana nuna karɓa. Eriya na mitar matakin ruwa na radar yana fitar da raƙuman ruwa na lantarki, waɗanda ke nunawa ta saman abin da aka auna sannan eriya ta karɓa. Lokacin igiyoyin lantarki na lantarki daga watsawa zuwa karɓa yayi daidai da nisa zuwa matakin ruwa. Mitar matakin ruwa na radar yana yin rikodin lokacin raƙuman bugun jini, kuma saurin watsawar igiyoyin lantarki na lantarki yana dawwama, sannan ana iya ƙididdige nisa daga matakin ruwa zuwa eriyar radar, don sanin matakin ruwa na matakin ruwa.
A aikace-aikacen aikace-aikacen, akwai nau'i biyu na mitar matakin ruwa na radar, wato mitar daidaitawar ci gaba da igiyar ruwa da bugun bugun jini. Mitar matakin ruwa tare da mitar gyare-gyaren ci gaba da fasahar igiyar igiyar ruwa yana da babban amfani da wutar lantarki, tsarin waya hudu da hadadden da'irar lantarki. Mitar matakin ruwa tare da fasahar radar bugun jini yana da ƙarancin wutar lantarki, ana iya yin amfani da shi ta tsarin wayoyi biyu na 24 VDC, mai sauƙin cimma aminci na ciki, babban daidaito da kewayon aikace-aikace.
- Mitar matakin radar mai jagora
Ka'idar aiki na mai watsa matakin radar radar mai jagora daidai yake da na ma'aunin matakin radar, amma yana aika bugun bugun bugun zuciya ta hanyar kebul na firikwensin ko sanda. Sigina ya bugi saman ruwa, sannan ya dawo kan firikwensin, sannan ya isa gidan mai watsawa. Kayan lantarki da aka haɗa a cikin mahalli mai watsawa yana ƙayyade matakin ruwa dangane da lokacin da ake ɗauka don sigina don tafiya tare da firikwensin kuma ya sake dawowa. Ana amfani da waɗannan nau'ikan masu watsa matakan matakin a aikace-aikacen masana'antu a duk fannonin fasahar sarrafawa.
Lokacin aikawa: Dec-15-2021