Flow Liquid: izici kanye nencazelo. Yini ngokuqinile ukuthenga Liquid Flow Imitha?

Amabhizinisi ezisebenza ezihlukahlukene izimboni, elisetshenziswa amathuluzi enza ngokuthi ukugeleza. Ziyakwazi usebenzisa ultrasound acabangele umthamo wamanzi kudliwe noma olunye uketshezi.

Isidingo flowmeter

Le divayisi kuyadingeka ukuze kalula kukalwe ketshezi consumable phakathi nenkathi ethile yesikhathi. Ngokuvamile, labo abasebenzisa amapayipi, ugcine amarekhodi inani uphethiloli, uketshezi kanye negesi. Kuyathakazelisa ukuphawula ukuthi amadivayisi enjalo isetshenziswe kuphela umkhakha, kodwa futhi ekuphileni kwansuku zonke, isibonelo, ungabona amanzi ukusetshenziswa ekhaya.

Indlela ukukhetha idivayisi kwesokudla?

Ukuze kahle sithathe ketshezi ukugeleza imitha, kumele bakuqondisise zimfuneko eziyisisekelo, ozokwethulwa kuye. Ngakho-ke kubalulekile ukwazi nemingcele inqubo kanye inqubo ukufakwa kwalo.

Nasi uhlu ezisemqoka ezidinga ukuba baqonde ngaphambi kokuthenga idivayisi ezifana:
1. Uyini imvelo (amanzi, umoya, igesi, njll)?
2. Yini edingekayo ukuze akale (inani kanye / noma leso ukugeleza rate)?
3. Uma kwenzeka ukuthi ketshezi amanzi, yini yena viscosity?
4. Ingabe ikhona ngempela imfuneko ukuze umuntu khona lendawo / isibonisi wendawo, noma uketshezi ukugeleza imitha Uzodinga electronic ukuthi okukhiphayo ngokuzenzakalelayo isignali esikrinini?
5. Uyini ngesivinini esiphezulu futhi ubuncane ukusakaza okuphakelayo?
6. Ingabe uketshezi okungukuthi ngaphakathi, luhambisana amakhemikhali kanye evele yangaphakathi, okungukuthi izingxenye ohlanganisa?
7. Usayizi ipayipi olufakiwe?
8. Umkhawulo nokucindezelwa ubuncane futhi izinga lokushisa kwe-cindezela?
9. Ingabe uketshezi wenziwa, inetha kulinganiswa?

flowmeters ultrasonic

I ultrasonic uketshezi flowmeter isebenzisa umsebenzi walo namagagasi ngesikhathi sokubhalisa ukushintsha velocity esiphelweni imvelo ephathekayo. Uma umthombo ukufakwa kanye umamukeli ultrasonic offset ku ukugeleza rate kungenziwa abayokwahlulelwa 'njengezimbuzi ushintsho igagasi umsindo kanye lonke ubude.

Ukulinganisa Tempo wendawo angasebenzisa umphumela Doppler, kufanele parallel abekwe ukuthi umthombo futhi owamukelayo, kulesi simo izitshengiselo lezi wadlulela mixer.

I ultrasonic uketshezi flowmeter kuthola imvamisa ngesikhathi umamukeli bese lishintsha ngokwenqubo Imininingwane ukugeleza rate kanye nezinga kokuqala, Nokho, uhlala ingashintshiwe. I kaningi le yengeza izitshengiselo ezivela kwamanye mixer okukhipha umehluko imvamisa sitholwa kanye ezinyakazayo yasekuqaleni. Kusukela lesi silinganiso, njengoba kungaba bahlulelwe Isivinini sendawo ketshezi.

Ephathekayo imitha ukugeleza

Futhi, kukhona flowmeter ephathekayo ketshezi, okuyinto ultrasound. Lokhu apharathasi yafakwa ngokugcwele izesekeli eyengeziwe kanye izesekeli ezivumela ukuxazulula izinkinga eziningi uketshezi ubuningi nesilinganiso cishe kunoma iyiphi imvelo. Kuyasiza ukuthatha akhawunti we ketshezi kokuba viscosity 300 cSt at amapayipi egcwele cishe ngokuphelele ububanzi 1.2 kuya 5 cm ikhithi Original ingase ihlanganise .:
- wokubala owodwa isiteshi ngogesi;
- overheads futhi converters umile ezinhlobo ezehlukene futhi izinhlelo ukufaka kubo;
- izindawo nesilinganiso we ezishisayo amandla ukugeleza kanye ukumelana thermometer;
- Izinzwa ultrasonic kuhlaziywa odongeni ukushuba ipayipi;
- iphrinta ezishisayo nelungu layo izesekeli;
- software for IBM PC, okuyinto kuyahambisana ngokugcwele computer;
- ugesi futhi zonke izesekeli ezifakwe kulo.

flowmeter kagesi

IElectromagnetic ketshezi flowmeter yakhelwe yokulinganisa izinto ukuqhuba ugesi. Siqukethe tube wokulinganisa kokuba eqinile nakho ngeke kusize kwesigaba wesiteshi wenza elinama Kwe-dielectric Heating. Uma uyikha phezulu le yangaphandle circuit kazibuthe, okuyinto ifana inductors ezimbili. Futhi ukukhwezwa electrode amane - ezimbili mpo futhi ezimbili ovundlile indiza ngokuhlobene tube wokulinganisa uqobo. electrode Kuqondile ezidingekile ezimali ye conductivity kagesi e ipayipi. A inzwa ukuthi sinquma amandla kazibuthe ngaphakathi imbobo ipayipi, ogibele ubuso bayo. Itholakala steel bezinhlamvu ku yokubeka okuyinto eqondiswa iyunithi electronic. Libonisa zonke izintambo bese unsolder kubo ku onyathelisiwe wesifunda ibhodi. uxhumano sangaphandle lithuthela terminals, okuyinto zitholakala kuleli cala. On kwekhoyili electrode metal izikrini enamathiselwe, okuyinto akasabeli uzibuthe, bese ngempela lusekelwe. Uphawu mechanical wenziwa esebenzisa indandatho iraba. Lokhu kwenza kube nokwenzeka ukuba sifinyelele lo yi lobuchwepheshe, okuyinto waqaphela at ukunemba okuphezulu nokuqina operation ephephile umfutho ophakeme futhi lokushisa ububanzi.

Doppler flowmeters

Okunjalo uketshezi imitha ukugeleza sokulinganisa imvelo equkethe reflectors umsindo, okungukuthi, igesi Bubbles noma particulate ndaba. Lezi amadivayisi ayatholakala izinhlobo ezintathu ezahlukene. amamitha mkhaya kokubili kumadivayisi non-koda, futhi lokungeniswa izinzwa izinhlelo zokusebenza ezisetshenziswa amaphayiphi ngokuhle Ukudlula ultrasound ngokwanele.

izici ejwayelekile amadivayisi:
- izakhiwo ezithinta latches;
- esibonakalayo ehlelwe;
- 8 zamadijithi LCD esiphikisayo;
- amandla iyunithi ezinezici adjustable;
- izindlu nge ukuvikeleka okuhle;
- ipayipi osayizi kungaba isukela 0.25 intshi mayelana 6 mm;
- Imiphumela ezengeziwe double;
- ishayela imvamisa kanye okukhipha edluliselwe.

esiphikisayo mechanical

liquid ukugeleza imitha yidivayisi mechanical, lapho azikho zikagesi. Bangakwazi kukalwa ukugeleza rate, isibonelo, isivinini ophephela mechanical lapho egxilile imvelo yayo. njalo kakhulu zinsizakuphila asetshenziswa bokushisa, udizili ugesi, boilers futhi ezivuthayo.

Mechanical esiphikisayo - imitha for uketshezi viscous, ngakho-ke isetshenziswa ukuba alandise imikhiqizo kaphethiloli acwengekile. Zonke imishini iphelele uphethiloli metering, esishukumisela amandla adonsela phansi. kudivayisi ezijwayelekile roller wako has a counter inhlangano awayindwayo zingenza nge-LCD ukubonisa noma okukhipha pulsed. Imitha uqobo futhi zonke izindawo abaxhumene bakhe uphawu ukuze ugweme markups ukufundwa eyinqaba kangaka uyakuthanda abakhileyo ezweni lethu.

ukushisa ukugeleza amamitha

Thermal flowmeter uketshezi ukusebenza kwawo umbono esicacile: uma endaweni ulinganise izindawo into emfudlaneni, isibonelo, kuyoba lokushisa bese uqale ukuqopha yonke izinguquko indawo eqondile izingxenye umthelela, kungenzeka ukulungisa isilinganiso ezihambayo ijubane iyiphi into. Esimeni lapho lesifishane umile ke izinga lokushisa iqala avuke kuphela conductivity ezishisayo kanye nqubo ngokushesha, njengoba etholakala eduze Ukushisa isici. Nale nokuhlaziywa kwemininingwane eqoqwe kuzo zonke izinzwa lungacacisa Isivinini kwezingxenye iyiphi ekusakazeni.

vortex flowmeters

Imitha ukugeleza lolu hlobo has uketshezi core sakhi ukwakhiwa salo, esiwulwazi target eyindilinga noma discoid, efakwe ikhebula nokunwebeka, enye ingxenye okuyinto fixedly kuvikelwe. Ukusakaza gas noma kuhole ketshezi yokuthi ilitshe dengwane, elibangela displacement we ikhebula, kanye uhlobo Izikali, okuyinto inamathelisiwe kwalo baloba degree kanye nohlobo ukusonteka. Idatha etholakala asivumela ukuba yahlulele ukuthi lingakanani ijubane lokuya e into, kanye isiqondiso sayo.

Izinzuzo esemqoka izinzwa ezifana yikhono ukuba nizifeze zonke izilinganiso ngezindlela eziningana, futhi lapho ukusebenza esetshenziswa flowmeter. imitha ketshezi, ukuqinisekisa target eziningi ezifanayo kuyinto ziyalingana ngoba zonke izinkomba ezidingekayo.

wokugqwayiza flowmeters

Ngokuvamile, lezi amamitha ukugeleza aqukethe tubing, okuyinto lisetshenziswa umthelela vibration kusukela oscillator zangaphandle. Uma ayinalutho, ukuzamazamisa kungadala ukushesha ngesikhathi esisodwa zonke izingxenye zawo. Uma tube ihamba ketshezi ngeke kuthinte amandla wokugqwayiza okuyinto iqondiswe ku oluyi for ekusakazeni input bese okukhipha, futhi lokhu kuzoholela shift lezinkathi zixegezele. Iphutha isigaba kuncike ngokuyinhloko isisindo uketshezi kulinganiswa eliya per unit isikhathi.

Inzuzo enkulu lolu hlobo divayisi yizinhlobonhlobo zabo - angasetshenziswa for ukulinganisa ukugeleza isilinganiso sobubanzi ngokwanele enkulu izinto. Kodwa kukhona ethile - kuba nezindleko zabo eziphakemeyo, lapho izimo zivuma amabhizinisi ikakhulukazi ezinkulu.

Flowmeters ngokuqinile Micronics

Ukwehlisa ubungako balokho okusamanzi kuyisici esibalulekile, okuyinto ephawula songa amandla esihamba izakhiwo kanye izakhiwo. Lokhu brand owaziwa butholakale flowmeters ketshezi ephathekayo, okuyinto asidingi evunyelwe ku iphayiphi. Portaflow 330 Series inikeza silinganiso esinembile futhi okusheshayo inani ukusetshenziswa impahla eluhlaza, futhi zihlukaniswa kalula yayo zokuphatha, sibonga amamenyu enembile nezilungiselelo ngesikhatsi kokuhlinzwa. Inqubo ngokwaso phezu nesilinganiso kuthatha imizuzu embalwa nje. I amadivayisi ngokwanele compact futhi enokwethenjelwa, futhi kuhluke ukusebenza sabo ngoba ngokwanele eside ekukhiqizeni.

Ngo Micronics ukugeleza amamitha esekelwe amasu lokho okubizwa ngomlobokazi "ubude besikhathi", eyenza umuntu akwazi ukukala ukuthi imvamisa ezimbili-ntathu ultrasound esiphelweni ukuthi ezishisa kakhulu zikhipha izinhlayiyana nemishini ekhethekile yokuthungatha ogibele ipayipi. isignali izinga edabula uketshezi kule ipayipi, mkhulu esimweni isignali kanye ukugeleza isiqondiso futhi benze okuhlukile izinkomba akuzona ezifanayo kanye ultrasonic isignali Isivinini incipha.

Siemens flowmeters

Sha kokubili umile futhi phezulu ketshezi ukugeleza. Namuhla ibhekwa njengempophoma ehola inzwa MAG 5100w. Kuyinto idivayisi compact izici eqondile kakhulu. Isetshenziselwa izilinganiso osheshayo kwamanzi ahlanzekile namanzi angcolile. Ukuze kuyodingeka umsebenzi wakhe ukuze awunikeze 220 noma 24 V, futhi iphayiphi ngokugcwele ezazinakho konke. Uma ayinalutho, uzoboniswa idivayisi ngosizo edluliselwe. I Converter ngokuvamile ogibele phezulu inzwa, kodwa ungakwazi futhi usebenzise ikhithi ozikhethela obandayo, equkethe ikhebuli, zingalawulwa ukude kumshini. Ngokuphawulekayo, kungenzeka bonyana batshidze kudivayisi, ngaleyo ndlela kwande yayo Ukuvikelwa ekilasini kuze kube IP68. Ngenxa yalokhu-ke ingasetshenziswa okwesikhathi ukucwiliswa ngokwanele isikhathi eside noma isikhukhula.

Izinzuzo esemqoka Siemens flowmeters

- repeatability okuphezulu kanye nokunemba unika usethembe ngokugcwele ezimali ye konke notshwala.
- amadivayisi abe eliphezulu kanye nomklamo eziqinile, ngaphandle ezingxenyeni ukuthi lihamba. Lokhu kusho ukuthi bafake kwenzeka kancane kakhulu, ngakho musa ukuthatha isikhathi eside ngoba inkonzo.
- Kukhona ukulawula ngokugcwalisa iphayiphi okuyinto esixwayisa elingenalutho tube apharathasi, ngaleyo ndlela sinciphise amathuba izilinganiso eyiphutha.
- ekhanyisa ngemuva ikhiphedi futhi ukubonisa kusiza umsebenzisi kalula ukulawula zonke izilungiselelo izilinganiso.
- Bi Ohlangothi akhawunti ukugeleza inikeza umsebenzisi lonke ulwazi mayelana ukunyakaza iphayiphi.
- ubuchwepheshe SENSORPROM ™ kuqinisekisa ukuthola ukulanda okuzenzakalelayo imingcele metrological zedivayisi.
- Flow convector efakwe ubumbene noma ukude besebenzisa kubakaki ukuthi anamekwe inzwa.

The njalo kunazo esetshenziswa ukukala amanzi angcolile noma amanzi okuphuza, kanye ukuba alandise ngala chillers liquid ukuhlolwa amabhentshi.

Cabanga amafemu amabili esithela izinzwa, kumele kuphetfwe ukuthi ngamunye wabo ufanelwe ezikhona emakethe lezimpahla, kusukela Micronics futhi Siemens wahlanganyela izinto zokubala ngekwetinhloso letehlukene. Bobabili brand banesibopho izinga zabo eziphakemeyo nokuphila isikhathi eside ngenxa yokuthi isikhathi esingaphezu konyaka wahlanganyela ukuthuthukiswa kanye nokwethulwa kobuchwepheshe obusha embonini.