Ubwino Waukadaulo wa TMR M'masensa Ochepa a Tank Level

Mainjiniya nthawi zambiri amakumana ndi zovuta zogwira ntchito akamayesa kuchuluka kwamadzimadzi m'malo osaya, okhala ndi malire. Traditional makina ndi akupanga masensa nthawi zonse amalephera pansi wovuta zinthu. Kusintha kwanthawi zonse kumafuna nyumba zazikulu. Amavutikanso ndi madontho akhungu, kapena 'magulu akufa,' pamwamba ndi pansi pa madamu osaya. Zolepheretsa zamakina izi zimapangitsa kuti pakhale kuwerengeka kolakwika kwambiri komwe mamilimita aliwonse amafunikira. Mwamwayi, ukadaulo wotsogola wokhazikika umathetsa zovuta za geometric izi kwamuyaya. A TMR Level Sensor (Tunnel Magneto-Resistance) imapereka njira ina yovuta kwambiri yopangira makina akale. Imapereka kulondola kwapadera koyezera popanda kuvutikira kwapamtunda kwa ma probes ozindikira maginito. Mupeza momwe miyeso yomwe ikubwerayi imagonjetsera zolepheretsa zachikhalidwe. Tifufuza zaubwino waukadaulo pakutengera zida za TMR. Pomaliza, muphunzira njira zothandiza posankha chida choyenera chowonera pazogwiritsa ntchito uinjiniya wanu.

Zofunika Kwambiri

• Ma Sensor a TMR amapereka mphamvu yamaginito yapamwamba, kulola kuti pakhale mawonekedwe ang'onoang'ono omwe ali abwino kwa akasinja otsika.

• Mosiyana ndi ma switch achikhalidwe a bango, TMR ndiyokhazikika, imachotsa kuvala kwamakina ndikuwongolera kudalirika kwa moyo.

• Kugwiritsa ntchito mphamvu zotsika kwambiri kumapangitsa ukadaulo wa TMR kukhala wofunikira pamakina a telemetry oyendetsedwa ndi batire kapena opanda zingwe.

• Kuwunika sensa ya compact level kumafuna kuyeza mtengo wapamwamba wa TMR motsutsana ndi kukonza kwanthawi yayitali komanso kulondola.

Vuto la Uinjiniya: Kuzindikira Mulingo M'matanki Otsika

Kapangidwe ka zida zamakono kumapitilirabe ku miniaturization. Opanga amayenera kuyika zosungira madzi m'malo ocheperako mkati mwa zida zamankhwala, magalimoto apamsewu, ndi makina akumafakitale. Kukhazikitsa njira zopambana za a Sensor ya Tank Yotsika imafuna kuyang'ana kupyola kukwanira kokwanira. Muyenera kukulitsa kuchuluka kwa tanki yomwe mungagwiritse ntchito. Muyenera kupewa kutuluka kwa sensor yakunja. Kuphatikiza apo, makinawo ayenera kugwira ntchito modalirika pakati pa kutsika kwamadzimadzi kosalekeza komanso kugwedezeka koopsa.

Zothetsera zoyezera zakale zimavutikira kuti zikwaniritse izi. Akatswiri m'mbiri yakale adadalira mitundu itatu yoyambira ya sensor, koma iliyonse imakhala ndi zolephera zovuta m'malo osaya. Kumvetsetsa zoperewera zapambuyoku kukuwonetsa chifukwa chake mapangidwe amakono amafunikira kusintha kofunikira kwaukadaulo.

• Kusintha kwa Reed: Zida zamakina izi zimalamulira machitidwe omwe adakhalapo kale. Komabe, amadalira machubu agalasi osalimba omwe amatsekera zitsulo zopyapyala. Amakhala okonda kutopa ndi makina ndipo amasweka chifukwa cha kugwedezeka kwakukulu kwa mafakitale. Kuphatikiza apo, ma switch a bango amafunikira maginito amphamvu kuti agwire ntchito. Izi zimakakamiza mainjiniya kuti agwiritse ntchito zoyandama zazikulu, zazikulu za maginito zomwe zimadya kuchuluka kwamadzimadzi m'matangi ang'onoang'ono.

• Masensa a Hall Effect: Ngakhale zili zolimba, zida zodziwika bwino za Hall zimakhudzidwa ndi kutsika kwa maginito. Amafunika kuyandikana kwambiri ndi maginito amphamvu kuti alembetse kusintha kwa mlingo. Kupanda tcheru kumeneku kumafuna zigawo zazikulu zamkati. Chofunika kwambiri, masensa a Hall amajambula mphamvu yogwira ntchito, kukhetsa makina ogwiritsira ntchito mabatire nthawi isanakwane.

• Ultrasonic ndi Radar Scanners: Mulingo wosalumikizana umamveka bwino m'malingaliro. Komabe, zida zamayimbidwe ndi radar zimafunikira mtunda wocheperako kuti zisinthe ma siginecha obwerera. Izi zimapanga zigawo zazikulu zakufa pafupi ndi nkhope ya sensor. M'matangi ozama mainchesi 12 kuya kwake, ndi akupanga blanking zone kumapangitsa gawo lonse lapamwamba la mosungiramo kuti lisawerengeke.

Momwe TMR Level Sensor Imagonjetsera Zovuta za Malo

Tunnel Magneto-Resistance imayimira kusintha kwa paradigm pakuzindikira kwa maginito. Kuti timvetse kufunika kwake, tiyenera kufotokozera zomwe a TMR Sensor imaterodi. M'malo modalira kulumikizana ndi thupi, TMR imagwiritsa ntchito quantum tunneling. Ma elekitironi amadutsa pa chotchinga chowonda kwambiri chomwe chimayikidwa pakati pa zigawo ziwiri za ferromagnetic. Mphamvu ya maginito ikayandikira, imasintha mayendedwe a magnetization a zigawozi. Kusintha kumeneku kumayambitsa kusintha kwakukulu kwa magetsi. Chizindikiro chotsatirachi chimapereka chidziwitso cholondola kwambiri chokhudza malo a maginito.

Ubwino waukulu wagona pakukula kwapang'onopang'ono. Zinthu za TMR zimazindikira maginito ofooka kwambiri poyerekeza ndi tchipisi tachikhalidwe cha Hall Effect. Chifukwa chinthu chozindikira chimakhalabe chovuta kwambiri, mainjiniya amatha kugwiritsa ntchito maginito ang'onoang'ono. Amayika maginito ang'onoang'onowa mkati mwa tinthu tating'onoting'ono toyandama. Simufunikanso makolala olemera, okulirapo kuti muyambitse kuwerenga.

Kutengeka kwakukulu kumeneku kumamasulira mwachindunji kukhathamiritsa kwadongosolo. Opanga amatha kupanga ma probe owonda kwambiri, opitilira muyeso. Zofufuza zowondazi zimakwanira bwino muzovuta za geometric. Mumawerenga bwino kwambiri osataya mphamvu ya tanki yamkati. Kafukufukuyu akukhala pafupi ndi malire a thanki, ndikuchotsa madera akuluakulu akufa okhudzana ndi machitidwe obadwa nawo.

Makulidwe Ofunika Kwambiri a TMR Technology

Muyeso Wokhazikika Wokhazikika Wapamwamba

Zosintha zamakina zamakina zimapatsa mawerengedwe ang'onoang'ono, ocheperako. Amakuuzani madzimadzi akafika pa kotala kapena theka la tanki. Njira yodutsayi imalephera kwathunthu pakuwunika kwamankhwala kapena kuyang'anira madzi achipatala. Ma TMR arrays amathetsa izi popereka pafupi-analogi, zotuluka mosalekeza. Mainjiniya akamaunjika zinthu zingapo za TMR pa PCB yopyapyala, madera okhudzidwa omwe amalumikizana amapanga njira yosakira. Mumalandira zidziwitso zokhala ndi granular, zofunika kwambiri pamapulogalamu omwe amafunikira kasamalidwe kabwino ka reservoir.

Ultra-Low Power Draw ya Telemetry

Bajeti yamagetsi imapangitsa kuti kuyang'anira patali. Tekinoloje ya TMR imagwira ntchito mumtundu wa nano-ampere (nA) womwe umagwiritsidwa ntchito pano. Pamafunika mphamvu zochepa zogwira ntchito kuposa kupikisana ndi mayiko olimba. Kujambula kotsika kwambiri kumeneku kumakhala ngati chinthu chofunikira pazida zomwe zimagwiritsidwa ntchito ndi batri ya Internet of Things (IoT). Makina opangira ma telemetry opanda zingwe amatha kutumizidwa kwa zaka zambiri pa batire imodzi yamaselo. Amadzuka, kuyesa kukana kwa TMR, kutumiza paketi ya data, ndikubwerera ku tulo tofa nato popanda kukhetsa mphamvu zamkati.

Kukhazikika kwa State-State ndi Kutsatira

Mfundo zotsatiridwa ndi mafakitale zimafuna kupirira. Pogwiritsa ntchito zero zosuntha zamagetsi, magulu a TMR amapeza kudalirika kosagwirizana ndi moyo. Amakana kugwedezeka kwakukulu kwakuthupi. Amathamangira kugwedezeka kosalekeza kwa mota. Kulimba kwa dziko lolimba kumeneku kumakumana mosavuta ndi asitikali okhwima, zida zam'manja, komanso zovomerezeka zamafakitale. Unyolo wa bango wamakina ukhoza kulephera pambuyo pa kuzungulira miliyoni, koma gulu lolimba la TMR likupitilizabe kugwira ntchito mpaka kalekale pansi pa kupsinjika komweku komweko.

Kukhazikitsa Zowona: Zowopsa ndi Zolinga Zaumisiri

Kutenga chigawo chilichonse chapamwamba kumafuna malingaliro owonekera. Zinthu za TMR nthawi zambiri zimakhala ndi mtengo woyambira wokwera kuposa ma chain chain array. Komabe, muyenera kuyang'ana mtengo wam'tsogolowu motsutsana ndi zabwino zomwe zimagwira ntchito nthawi yayitali. Kubweza kwenikweni pazachuma kumadza chifukwa cha kuchepetsedwa kwambiri kwa kukonza, kulephera kwa makina, ndi kutalikitsa moyo wa batri m'malo akutali. Mumachotsa nthawi yotsika mtengo yokhudzana ndikusintha masiwichi a bango lophwanyika.

Ngakhale zili zopindulitsa izi, muyenera kupanga zofooka zinazake zakuthupi. Kukhudzika kwa maginito kwambiri kumachita ngati lupanga lakuthwa konsekonse. Maginito osokera akunja amatha kusokoneza magwiridwe antchito a TMR. Mukayika chipangizocho molunjika pafupi ndi mota yamagetsi yosatetezedwa kapena chosinthira chamagetsi chamagetsi chamagetsi, phokoso lakunja la maginito likhoza kuwononga kuchuluka kwake. Nthawi zambiri timawona magulu opangira zinthu amapanga cholakwika chofala kunyalanyaza kusokoneza kwa ma elekitiromagineti panthawi ya prototyping.

Kuti muteteze ntchito yodalirika, muyenera kugwiritsa ntchito njira zochepetsera zochepetsera. Akatswiri opanga ma Hardware amagwiritsa ntchito masanjidwe amitundu yosiyanasiyana pa PCB yamkati. Poyesa kusiyana pakati pa tchipisi tating'ono ta TMR m'malo motengera momwe amakhalira, dongosololi limaletsa phokoso lakunja lakumbuyo. Kuphatikiza apo, mayunitsi amakono ozindikira amagwiritsa ntchito Application-Specific Integrated Circuits (ASICs). Tchipisi izi zimagwiritsa ntchito kusefa kwapamwamba kwa algorithmic. Nthawi yomweyo amasiyanitsa pakati pa kuyenda kovomerezeka kwa kuyandama kwa maginito ndi kusokonekera kwa mafakitale. Muyeneranso kutchula chitetezo choyenera mkati mwa nyumba yofufuzira kuti mutsimikizire kukhulupirika kwa deta.

Kulemba mwachidule Sensor ya Mulingo Wokhazikika: Njira Zotsatira

Kupeza chokwanira Compact Level Sensor imafuna kuwunika mwadongosolo kwa ogulitsa. Si onse opanga omwe amanyamula zinthu za TMR mofanana. Muyenera kuyang'ana kamangidwe kothandizira kozungulira tchipisi tambiri. Choyamba, yang'anani kupezeka kwa ma ASIC osinthika. Programmability imakupatsani mwayi wowongolera sensa ya geometries, ma asymmetrical tank geometries pomwe voliyumu siyikula molingana ndi kutalika.

Chachiwiri, amafuna kuwonetseratu chitetezo cha chilengedwe. Nyumbayo iyenera kukhala ndi IP67 kapena IP68 ingress chitetezo. Zamadzimadzi zamakampani owopsa, mankhwala owononga, komanso kutsika kwamphamvu kwamagetsi kumawononga mwachangu zida zamagetsi zomwe sizimatsekedwa bwino. Tsimikizirani kuti zida zanyumba zimagwirizana ndi zomwe mukufuna.

Pomaliza, yesani kukonzekera kuphatikiza. Njira zamakono zoyendetsera mafakitale zimafuna kulumikizana kwa digito kosasunthika. Onetsetsani kuti ogulitsa akupereka zotuluka zosinthika. Yang'anani magetsi a analogi, muyezo wa I2C, SPI, kapena CAN basi kutengera kapangidwe kanu. Osasiya kukwanira kwa makina mwangozi. Pemphani ukadaulo waukadaulo nthawi yomweyo. Tsitsani zolemba za opanga ndikulowetsamo mitundu yawo ya 3D CAD mwachindunji mumafayilo anu amsonkhano kuti mutsimikizire zovomerezeka za geometric musanagule.

Mapeto

Ukadaulo wa TMR umatsekereza bwino kusiyana pakati pa kuchepa kwa malo mopitilira muyeso komanso kufunikira kwenikweni kwa data yolondola kwambiri. Pogwiritsa ntchito kuwongolera kwachulukidwe kachulukidwe, mainjiniya tsopano ali ndi chida chomwe chimatha kutsata mosalekeza, pafupi ndi ma analogi amadzimadzi. Mumapeza kulondola uku mukugwira ntchito pamagetsi amagetsi a nano-ampere. Mukuchotsa nthawi yomweyo kutopa kwamakina komwe kumayenderana ndi masinthidwe akale a bango.

Sitikuyika TMR ngati chofunikira pazachuma chilichonse. M'malo mwake, imayimira chisankho chapamwamba cha masamu pa malo otsika, okwera kwambiri. Zida zapambuyo zikasokoneza kuchuluka kwa madzi anu kapena kuwopseza kudalirika kwa dongosolo chifukwa chakuwonongeka kwa thupi, zomangamanga zolimba kwambiri zimakhala zofunika kwambiri. Yang'anirani malire anu a telemetry, ikani patsogolo zomwe mukufuna kuti muzitsatira zachilengedwe, ndikusintha njira yoyezera yokhazikika yogwirizana ndi compact geometry.

FAQ

Q: Kodi pali kusiyana kotani pakati pa TMR level sensor ndi Hall effect sensor?

A: Masensa a TMR amapereka mphamvu yamaginito kwambiri kuposa zida zodziwika bwino za Hall. Kukhudzika kwakukulu kumeneku kumalola mayunitsi a TMR kuti agwiritse ntchito maginito ang'onoang'ono, ndikuchepetsa gawo lonse la kafukufuku. Kuphatikiza apo, TMR imagwiritsa ntchito mphamvu zochepa, ikugwira ntchito mumtundu wa nano-ampere. Masensa akuholo amakoka mafunde okwera kwambiri, kuwapangitsa kukhala osakwanira pa telemetry yakutali, yoyendetsedwa ndi batire. TMR imaperekanso kukhazikika kwa kutentha kwapamwamba pakusintha koopsa kwa chilengedwe.

Q: Kodi masensa a TMR ndi oyenera kumadzimadzi owoneka bwino kwambiri kapena owopsa?

Yankho: Inde, chifukwa zinthu zamagetsi zamagetsi zimakhalabe zosiyanitsidwa ndi media media. Tchipisi zamkati za TMR sizikhudza madzimadzi. Kupambana m'malo owoneka bwino kapena owononga kumadalira kwathunthu nyumba zakunja, monga zitsulo zosapanga dzimbiri zam'madzi kapena PTFE. Mukungofunika kupanga choyandama chakunja kuti muchotse viscous buildup bwino.

Q: Kodi sensa ya tanki yotsika imapewa bwanji madera akufa?

A: Magawo akufa amapezeka pamene masensa sangathe kuwerenga kuchuluka kwa madzimadzi pafupi ndi malire apamwamba kapena pansi pa thanki. Kukhudzika kwakukulu kumalola mainjiniya kuyika tchipisi ta TMR pafupi kwambiri ndi malire amkati a kafukufuku wamkati. Chigawochi chimazindikira maginito ang'onoang'ono oyandama nthawi yomweyo pamwamba kapena pansi pa sitiroko. Kukhathamiritsa kwapangidwe kumeneku kumachepetsa madera osawerengeka, ndikukulitsa kuchuluka kwamadzimadzi.