Rarraba mita kwarara

Za'a iya rarraba nau'ikan kayan aiki masu gudana zuwa: volumetric flowmeter, gudun flowmeter, maƙasudin maƙasudin, electromagnetic flowmeter, vortex flowmeter, rotameter, bambance-bambancen matsa lamba, ultrasonic flowmeter, Mass flowmeter, da dai sauransu.

1. Rotameter

Float flowmeter, kuma aka sani da rotameter, wani nau'i ne na madaidaicin yanki mai motsi.A cikin bututu mai mazugi na tsaye wanda ke faɗaɗa daga ƙasa zuwa sama, nauyin iyo na sashin giciye na madauwari yana ɗaukar ƙarfin hydrodynamic, kuma mai iyo na iya kasancewa a cikin mazugi na iya tashi da faɗuwa da yardar kaina.Yana motsawa sama da ƙasa ƙarƙashin aikin guduwar gudu da buoyancy, kuma bayan daidaitawa tare da nauyin iyo, ana ɗaukar shi zuwa bugun bugun kira don nuna ƙimar kwarara ta hanyar haɗin gwiwar maganadisu.Gabaɗaya an raba zuwa gilashin da rotameters na ƙarfe.Metal rotor flowmeters ne mafi yawan amfani a cikin masana'antu.Don kafofin watsa labaru masu lalata tare da ƙananan diamita na bututu, yawanci ana amfani da gilashi.Saboda raunin gilashin, maɓallin sarrafawa kuma shine na'ura mai juyi mai juyi wanda aka yi da ƙarfe mai daraja kamar titanium..Akwai masana'antun na'ura mai juyi na cikin gida da yawa, galibi Chengde Kroni (amfani da fasahar Cologne na Jamus), Kamfanin Kayayyakin Kayayyakin Kaifeng, Chongqing Chuanyi, da Changzhou Chengfeng duk suna samar da na'urar rotameter.Saboda babban daidaito da maimaitawa na rotameters, Ana amfani da shi sosai a cikin gano ƙananan bututun diamita (≤ 200MM).

2. Mitar kwararar ƙaura mai kyau

Madaidaicin madaidaicin ƙaura yana auna ƙimar ƙarar ruwa ta hanyar auna ƙarar ƙimar da aka kafa tsakanin gidaje da na'ura mai juyi.Dangane da tsarin na'ura mai juyi, ingantattun mita kwararar ƙaura sun haɗa da nau'in dabaran kugu, nau'in scraper, nau'in gear elliptical da sauransu.Madaidaitan mitoci masu kwarara na ƙaura suna da alaƙa da daidaitattun ma'auni, wasu har zuwa 0.2%;tsari mai sauƙi da abin dogara;m aikace-aikace;high zafin jiki da kuma high matsa lamba juriya;ƙananan yanayin shigarwa.Ana amfani da shi sosai wajen auna danyen mai da sauran kayayyakin mai.Koyaya, saboda tuƙin kayan aiki, yawancin bututun shine babban haɗarin ɓoye.Wajibi ne a shigar da tacewa a gaban kayan aiki, wanda ke da iyakacin rayuwa kuma sau da yawa yana buƙatar kulawa.Manyan sassan da ake samarwa a cikin gida su ne: Kamfanin Kayayyakin Kayayyakin Kayayyakin Kaifeng, Masana'antar Kayan Aikin Anhui, da dai sauransu.

3. Daban-daban matsa lamba kwarara mita

Matsakaicin matsa lamba na'ura ce mai aunawa tare da dogon tarihin amfani da cikakkun bayanan gwaji.Mita mai gudana ne wanda ke auna bambancin matsa lamba na tsaye wanda ruwan da ke gudana ta cikin na'urar maƙarƙashiya ya nuna ƙimar kwarara.Mafi mahimmancin tsari ya ƙunshi na'ura mai maƙarƙashiya, bututun siginar matsa lamba daban-daban da ma'aunin matsin lamba.Na'urar da aka fi amfani da ita a masana'antar ita ce "daidaitaccen na'ura" wanda aka daidaita.Misali, daidaitaccen orifice, bututun ƙarfe, bututun ƙarfe, bututun venturi.Yanzu na'urar da ke jujjuyawa, musamman ma'aunin ma'aunin bututun ruwa, yana motsawa zuwa haɗin kai, kuma babban madaidaicin jigilar matsa lamba da ramuwar zafin jiki an haɗa su tare da bututun ƙarfe, wanda ke haɓaka daidaito sosai.Ana iya amfani da fasahar bututun Pitot don daidaita na'urar da ke kan layi.A zamanin yau, ana kuma amfani da wasu na'urori marasa ma'auni a ma'aunin masana'antu, kamar faranti biyu, faranti mai zagaye, faranti na annula, da sauransu. Waɗannan mitoci gabaɗaya suna buƙatar daidaitawa na gaske.Tsarin daidaitaccen na'urar maƙarƙashiya abu ne mai sauƙi, amma saboda ingantattun buƙatun sa don jure juriya, siffa da juriyar matsayi, fasahar sarrafawa tana da wahala.Ɗaukar daidaitattun faranti a matsayin misali, wani sashi ne mai kauri mai kauri, wanda ke da saurin lalacewa yayin sarrafawa, kuma manyan faranti masu girma kuma suna da saurin lalacewa yayin amfani, wanda ke shafar daidaito.Ramin matsa lamba na na'urar maƙura gabaɗaya baya girma sosai, kuma zai lalace yayin amfani, wanda zai shafi daidaiton aunawa.Madaidaicin farantin bangon bango zai ƙare abubuwan tsarin da ke da alaƙa da ma'auni (kamar kusurwoyi masu ƙarfi) saboda gogayyawar ruwan da aka yi masa yayin amfani, wanda zai rage daidaiton aunawa.

Ko da yake ci gaban bambance-bambancen matsa lamba na mita yana da ɗan lokaci kaɗan, tare da ci gaba da haɓakawa da haɓaka wasu nau'o'in mita masu gudana, da kuma ci gaba da inganta buƙatun ma'auni don ci gaban masana'antu, matsayi na bambancin matsa lamba a cikin ma'aunin masana'antu ya kasance wani ɓangare. An maye gurbinsa da ci-gaba, madaidaicin madaidaicin mita masu kwarara.

4. Electromagnetic flowmeter

An ƙirƙiri na'urar motsi ta lantarki bisa ka'idar shigar da wutar lantarki ta Faraday don auna yawan kwararar ruwa mai ɗaukar nauyi.A bisa ka’idar shigar da wutar lantarki ta Faraday, lokacin da madugu ya yanke layin maganadisu a cikin filin maganadisu, ana haifar da wutar lantarki a cikin madubin.Girman ƙarfin lantarki ya yi daidai da na mai gudanarwa.A cikin filin maganadisu, saurin motsi daidai da filin maganadisu daidai yake, sa'an nan kuma gwargwadon diamita na bututu da bambancin matsakaici, an canza shi zuwa ƙimar kwarara.

Electromagnetic flowmeter da ka'idodin zaɓi: 1) Ruwan da za a auna dole ne ya zama ruwa mai ɗaukar nauyi ko slurry;2) Ma'auni da kewayon, zai fi dacewa da al'ada na al'ada ya fi rabi na cikakken kewayon, kuma yawan gudu yana tsakanin mita 2-4;3).Dole ne matsa lamba mai aiki ya zama ƙasa da juriya na juriya na mai gudana;4).Ya kamata a yi amfani da kayan rufi daban-daban da kayan lantarki don yanayin zafi daban-daban da kafofin watsa labarai masu lalata.

Daidaiton ma'aunin ma'aunin wutar lantarki ya dogara ne akan yanayin da ruwa ke cike da bututun, kuma har yanzu ba a warware matsalar ma'aunin iskar da ke cikin bututun ba.

Fa'idodin na'urorin lantarki na lantarki: Babu wani sashi mai jujjuyawa, don haka asarar matsa lamba kaɗan ne, kuma ana rage yawan kuzari.Yana da alaƙa kawai da matsakaicin saurin ma'aunin ruwa, kuma ma'aunin ma'aunin yana da faɗi;sauran kafofin watsa labaru za a iya aunawa kawai bayan gyaran ruwa, ba tare da gyara ba, mafi dacewa don amfani da na'urar aunawa don daidaitawa.Saboda ci gaba da ci gaba da fasaha da kayan aiki, ci gaba da inganta kwanciyar hankali, layi, daidaito da rayuwa, da ci gaba da fadada diamita na bututu, ma'auni na mai ƙarfi-ruwa biyu-lokaci kafofin watsa labarai rungumi maye maye gurbi da scraper electrodes don warware matsala.Babban matsin lamba (32MPA), juriya na lalata (anti-acid da alkali rufi) matsalolin ma'aunin matsakaici, da ci gaba da haɓaka caliber (har zuwa caliber 3200MM), haɓakar ci gaba a rayuwa (gabaɗaya fiye da shekaru 10), electromagnetic Ana ƙara yin amfani da na'urorin motsa jiki, farashinsa kuma an rage shi, amma farashin gabaɗaya, musamman farashin manyan diamita na bututu, har yanzu yana da girma, don haka yana da matsayi mai mahimmanci wajen siyan mitoci masu gudana.

5. Ultrasonic flowmeter

Ultrasonic flowmeter sabon nau'in kayan aikin ma'aunin kwarara ne wanda aka haɓaka a zamanin yau.Muddin ruwan da zai iya watsa sauti za a iya auna shi da ultrasonic flowmeter;ultrasonic flowmeter iya auna magudanar ruwa mai girma-danko, ruwa mara amfani ko iskar gas, da ma'auninsa Ka'idar yawan kwarara shine: saurin yaduwa na raƙuman ruwa na ultrasonic a cikin ruwa zai bambanta tare da ƙimar ruwan da ake aunawa.A halin yanzu, ingantattun na'urori masu motsi na ultrasonic har yanzu sune duniyar samfuran waje, irin su Fuji na Japan, Kanglechuang na Amurka;masana'antun cikin gida na ultrasonic flowmeters galibi sun haɗa da: Tangshan Meilun, Dalian Xianchao, Wuhan Tailong da sauransu.

Gabaɗaya ba a amfani da na'urori masu motsi na Ultrasonic azaman kayan kida na daidaitawa, kuma ba za a iya dakatar da samarwa ba don maye gurbin lokacin da ma'aunin ma'aunin wurin ya lalace, kuma galibi ana amfani da shi a cikin yanayin da ake buƙatar sigogin gwaji don jagorantar samarwa.Babban fa'idar ultrasonic flowmeters shine cewa ana amfani da su don auna kwararar manyan caliber (diamita na bututu fiye da mita 2).Ko da an yi amfani da wasu ma'auni don daidaitawa, yin amfani da madaidaicin madaidaicin ultrasonic na iya adana farashi da rage kulawa.

6. Mass kwarara mita

Bayan shekaru na bincike, kamfanin MICRO-MOTION na Amurka ya fara gabatar da na'urar mai siffar U-dimbin yawa a cikin 1977. Da zarar wannan na'urar ta fito, ya nuna ƙarfinsa.Amfanin sa shine cewa ana iya samun siginar taro kai tsaye, kuma tasirin Siga na zahiri bai shafe shi ba, daidaito shine ± 0.4% na ƙimar da aka auna, kuma wasu na iya kaiwa 0.2%.Yana iya auna nau'ikan iskar gas, ruwaye da slurries.Ya dace musamman don auna iskar gas mai ruwa da iskar gas mai ruwa tare da ingantattun kafofin watsa labarai na kasuwanci, wanda aka karawa Na'urar motsi na lantarki bai isa ba;saboda ba a shafa shi ta hanyar rarraba saurin gudu a gefen sama, babu buƙatar sassan bututu kai tsaye a gefen gaba da baya na ma'aunin motsi.Rashin hasara shi ne cewa taro mai gudana yana da daidaiton aiki mai girma kuma gabaɗaya yana da tushe mai nauyi, don haka yana da tsada;saboda yana da sauƙi ta hanyar girgizawar waje kuma an rage daidaito, kula da zabin wurin shigarwa da hanyar.

7. Vortex flowmeter

Ma'aunin motsi na vortex, wanda kuma aka sani da vortex flowmeter, samfur ne wanda kawai ya fito a ƙarshen 1970s.Ya shahara tun lokacin da aka sanya shi a kasuwa kuma ana amfani da shi sosai don auna ruwa, gas, tururi da sauran kafofin watsa labarai.Ma'aunin motsi na vortex shine mai saurin gudu.Siginar fitarwa shine siginar mitar bugun jini ko siginar daidaitaccen siginar halin yanzu daidai da adadin kwarara, kuma zafin ruwa, abun da ke ciki, danko da yawa ba ya shafar shi.Tsarin yana da sauƙi, babu sassa masu motsi, kuma ɓangaren ganowa baya taɓa ruwan da za a auna.Yana da halaye na babban daidaito da tsawon rayuwar sabis.Rashin hasara shi ne cewa ana buƙatar wani ɓangaren bututu madaidaiciya yayin shigarwa, kuma nau'in na yau da kullun ba shi da kyakkyawan bayani ga rawar jiki da zafin jiki.Titin vortex yana da piezoelectric da capacitive iri.Ƙarshen yana da fa'idodi a cikin juriya na zafin jiki da juriya na girgiza, amma ya fi tsada kuma ana amfani da shi gabaɗaya don auna tururi mai zafi.

8. Mitar kwararar manufa

Ƙa'idar aunawa: Lokacin da matsakaici ya gudana a cikin bututu mai aunawa, bambancin matsa lamba tsakanin makamashin motsin kansa da farantin da aka yi niyya zai haifar da ɗan gudun hijirar farantin da aka yi niyya, kuma sakamakon da zai haifar ya yi daidai da yawan gudu.Yana iya auna matsananci-kananan kwarara, matsananci-ƙananan kwarara kudi (0 -0.08M/S), da daidaito zai iya kai 0.2%.