Binciken 330704 shine ainihin abin ganowa a cikin Baker Hughes Bently Nevada 3300 XL 11 mm Proximity Transducer System. Wannan takamaiman samfurin bincike yana nufin sigar tare da zaren awo na M14 x 1.5 da kuma sulke na bakin karfe. A matsayin 'idon' na tsarin ma'aunin gabaɗayan, an ajiye shi kai tsaye yana fuskantar maƙasudi, alhakin gano sauye-sauyen sauye-sauye na kayan aikin injiniya a cikin mahallin masana'antu masu tsauri.
Tsarin 3300 XL 11 mm shine babban aiki mai mahimmanci wanda aka tsara don saduwa da bukatun ma'aunin ƙaura mai tsayi. Idan aka kwatanta da daidaitattun tsarin bincike na 5 mm ko 8 mm, ƙirar ƙirar bincikenta mafi girma ta mm 11 tana ba da kewayon madaidaiciyar tsayi mai mahimmanci, yana mai da shi zaɓi mai mahimmanci don aikace-aikacen da ke buƙatar babban saka idanu na ƙaura. Tsarin yana samar da cikakkiyar sarkar aunawa, wanda ya ƙunshi sassa guda uku daidai gwargwado:
3300 XL 11 mm Bincike: Irin su 330704, firikwensin gaba-gaba na tsarin.
3300 XL 11 mm Kebul na Tsawo: Haɗa bincike zuwa firikwensin kusanci.
3300 XL 11 mm Sensor Proximitor: Cibiyar sarrafa siginar tsarin.
Binciken 330704 da tsarin sa ana amfani da su da farko a cikin yanayi masu zuwa masu buƙatar kewayon layi mai tsayi:
Axial (Thrust) Ma'aunin Matsayi: Kula da motsi na axial na rotors a cikin manyan compressors da turbines.
Ma'auni na Faɗawa Bambance-bambancen Ramp akan Turbin Turbines: Daidaita auna faɗaɗa yanayin zafi tsakanin injin rotor da casing.
Matsayin Sanda ko Ma'aunin Rage Sanda akan Matsalolin Matsala.
Gudun (Keyphasor) da Gano Gudun Sifili.
An tsara tsarin don maye gurbin tsofaffin 7200-jerin 11 mm da 14 mm transducer tsarin. Lokacin haɓakawa, binciken, kebul, da firikwensin dole ne a maye gurbinsu tare da abubuwan haɗin 3300 XL 11 mm, kuma dole ne a tabbatar da tsarin sa ido don tallafawa wannan sabon ƙirar.
II. Cikakken Ayyukan Mahimmanci
A matsayin tasha mai ji, babban aikin binciken 330704 shine don ba da damar ingantacciyar ma'aunin da ba a tuntuɓar juna ba, samar da mafi yawan bayanan gibin farko don tsarin sa ido kan yanayin shuka da tsarin kariya na inji.
Ma'aunin Matsayi mai tsayi mai tsayi
Wannan shine aikin sa hannu na tsarin bincike na mm 11. A cikin injunan ɗaukar fim ɗin ruwa, dole ne a kula da ƙaurawar axial na na'ura mai juyi don hana gazawar bala'i da ya haifar da al'amurra masu ɗaukar nauyi. Tare da kewayon layinsa na 4.0 mm, binciken 330704 zai iya dogaro da dogaro da bin ƙaƙƙarfan motsi na axial na rotor, yana ba masu aiki da isasshen lokacin faɗakarwa. Matsakaicin sikelin sa na fitowar 3.94 V/mm yana ba da damar tsarin sa ido don ƙididdige ainihin ƙimar ƙaura.
Bambance-banbance Aunawa
A lokacin fara turbine, rufewa, ko canje-canjen lodi, rotor da casing suna faɗaɗa a farashi daban-daban saboda bambancin yawansu da yanayin canja wurin zafi, yana haifar da faɗaɗa banbamci. Bambance-bambancen da yawa na iya haifar da shafan ciki tsakanin sassa masu jujjuyawa da na tsaye. Tsarin 3300 XL 11 mm, wanda aka haɗa tare da bincike na 330704, shine kayan aiki mai kyau don wannan ma'auni mai mahimmanci, kamar yadda tsayinsa na layi na layi zai iya ɗaukar duk hanyar fadadawa yayin farawa da hanyoyin rufewa.
Kula da Matsayin Piston Rod
A cikin manyan kwampressors masu maimaitawa, saka idanu na ainihin lokacin sandar piston yana da mahimmanci don gano abin da ke haɗa sandar ɗaukar sandar, matsalolin giciye, ko raunin gajiyar sandar piston. Binciken 330704 yana ba da isassun kewayon ma'auni don ɗaukar cikakken tafiya mai ƙarfi na sandar piston.
Maɓalli (Reference Fase) da Ma'aunin Sauri
Ko da yake an fi kowa kowa tare da ƙananan bincike, bincike na mm 11 kuma za a iya amfani da shi don ma'aunin Maɓalli, musamman a aikace-aikacen da ke buƙatar manyan gibin shigarwa ko tare da filaye marasa daidaituwa. Yana ba da madaidaicin bugun juzu'i sau ɗaya-kowane-juyi, yana aiki azaman ma'auni don nazarin lokacin girgizawa da lissafin saurin gudu.
Amintaccen Aiki a cikin Muhalli Harsh
Binciken 330704 ya zo tare da sulke na bakin karfe, wanda ke ba da ƙarin kariya ta inji don kebul na binciken daga yanke, abrasion, murkushewa, da sauran lalacewar jiki. Harkar bakin karfe mai ƙarfi ta AISI 304 da cikakkiyar ƙira ta hatimi suna ba shi damar jure yanayin aiki mai tsauri da ya shafi yanayin zafi, babban matsin lamba, da kafofin watsa labarai masu lalata sinadarai.
III. Ƙa'idar Aiki Mai Zurfafa: Eddy Fasahar Ji na Yanzu
Binciken 330704 yana aiki akan tasirin eddy na yanzu don cimma ma'aunin ƙaura mara lamba. Ka'idarsa ta zahiri ta yi daidai da duk abubuwan bincike na yanzu, amma diamita na mm 11 yana ba shi halaye na musamman. Cikakken tsarin aiki shine kamar haka:
Kafa da Fitar Filin Magnetic Mai Girma Mai Girma
Aikin tsarin yana farawa da 3300 XL 11 mm Sensor Proximitor. Da'irar oscillator mai girma a cikin firikwensin yana haifar da babban juzu'i mai canzawa a cikin kewayon 1-2 MHz. Ana watsa wannan halin yanzu ta hanyar kebul na tsawo zuwa ga mai lebur a gaban binciken 330704. Lokacin da halin yanzu ke gudana ta cikin wannan nada, yana kafa babban filin mu'amalar maganadisu a gaban tip ɗin bincike. Ƙarfin wannan filin maganadisu yana ruɓe sosai tare da ƙara nisa daga fuskar binciken.
Eddy Current Generation in the Target Conductor
Lokacin da aka shigar da bincike na 330704 kuma aka kawo tip ɗinsa kusa da maƙasudin gudanarwa (yawanci mashin ƙarfe na na'ura ko abin wuya), wannan babban filin mu'amala na maganadisu yana ratsa saman madubin. A cewar Faraday's Law of Electromagnetic Induction, canjin filin maganadisu yana haifar da rufaffiyar igiyoyin zagayawa, wanda aka sani da igiyoyin eddy, a cikin madugu. Hanyar kwarara da yawa na waɗannan igiyoyin ruwa suna da alaƙa da tazarar iska tsakanin tip ɗin bincike da saman madugu. Karamin tazara yana haifar da mafi ƙarfin haɗin filin maganadisu kuma yana haifar da igiyoyi masu ƙarfi.
Gyaran Ƙarfafawar Bincike na Coil
A cewar Dokar Lenz, waɗannan raƙuman ruwa da aka jawo suna haifar da filin maganadisu na biyu wanda ke adawa da filin asali. Wannan filin maganadisu na gaba yana tsayayya da canji a filin farko, kuma tasirin yanar gizo shine canji a ingantacciyar tasirin AC na nada bincike na 330704. Musamman, yayin da tazarar ta ragu, tasirin eddy na yanzu yana ƙarfafawa, yana haifar da babban canji a cikin maƙarƙashiya. Yayin da rata ya karu, tasirin yana raunana, kuma canjin impedance ya fi karami. Don haka, bayanan jiki na tazarar injinan daidai suke ' an ɗora su' azaman canji a cikin ma'aunin lantarki (impedance) na na'urar bincike.
Canjin sigina da Daidaitaccen Fitarwa
Canjin mintuna a cikin maƙarƙashiyar binciken coil ana ɗaukarsa baya zuwa Maƙallan Proximitor ta hanyar kebul na tsawo. Madaidaicin kewayawa a cikin firikwensin (yawanci yana ɗauke da gada da da'irar dimodulator) shine ke da alhakin ganowa da fitar da wannan canjin rashin ƙarfi. Daga nan sai an ƙara siginar, a daidaita layin, kuma ana biyan zafin jiki, a ƙarshe ana jujjuya siginar wutar lantarki ta DC wanda ke da alaƙa mai tsayin daka tare da gibin. Don tsarin 3300 XL 11 mm, ma'auni na Ƙarƙashin Ƙarƙashin Ƙarfafa (ISF) shine 3.94 V/mm (100 mV/mil). Wannan yana nufin cewa ga kowane mm 1 manufa tana matsawa kusa ko nesa, ƙarfin fitarwa na tsarin yana canzawa da kusan 3.94 volts. Matsakaicin layin sa yana farawa daga 0.5 mm kuma ya wuce zuwa 4.5 mm, yana samar da tazarar layin da za a iya amfani da shi na 4.0 mm.
Fa'idodin Ayyuka na Musamman na Binciken 11mm
Tsawon Layin Layi: Idan aka kwatanta da binciken 5 mm ko 8 mm, bincike na 11 mm, saboda girman girman yankinsa, yana da rarraba filin maganadisu mai faɗi da zurfi, yana haifar da kewayon madaidaiciyar tsayi mai tsayi (4.0 mm vs. yawanci kusan 2.0 mm don bincike na 8 mm). Wannan shine ainihin dalilin da zai iya yin manyan ma'auni na ƙaura.
Rage Hankali ga Tasirin Edge: Don maƙasudin da ba su dace ba ko ba bisa ka'ida ba, babban tip ɗin bincike yana taimakawa wajen matsakaicin tasirin filin maganadisu, yana samar da ƙarin ma'auni.
Shawarwari don Manyan Shafts: Taswirar bayanan fasaha ta bayyana a sarari cewa don ma'aunin girgiza radial, shawarar mafi ƙarancin diamita shine 152 mm (6.0 in). Wannan yana tabbatar da filin maganadisu na iya zama cikakke akan saman shaft, yana tabbatar da daidaiton ma'aunin sikelin.
Tsarin Kariyar Muhalli
Tsayayyen Zazzabi: Kayayyakin da tsarin ƙirar binciken sun ba shi damar yin aiki kuma a adana shi cikin matsanancin yanayin zafi daga -52°C zuwa +177°C. Matsakaicin ramuwa na zafin jiki a cikin firikwensin Proximitor yana tabbatar da siginar fitarwa ya tsaya tsayin daka a cikin kewayon zafin yanayi na 0°C zuwa +45°C.
Kariyar Tsangwama na Electromagnetic: Gabaɗayan tsarin yana da haɓaka rigakafi na RFI/EMI, yadda ya kamata yana tsayayya da tsangwama na rediyo mai girma daga tushe kamar rediyon hanyoyi biyu da tuƙi a kan rukunin yanar gizon, suna bin buƙatun alamar CE.
Ƙarfin Injini: Ƙirar CableLoc mai haƙƙin mallaka yana tabbatar da cewa kebul ɗin bincike zai iya jure ƙarfin ja har zuwa 330 N (75lb) a haɗin kai zuwa tip ɗin bincike. Tsarin gyare-gyaren TipLoc yana ba da tabbacin haɗin gwiwa mai ƙarfi tsakanin tip ɗin bincike da jiki. Masu haɗin ClickLoc, tare da mu'amalar tagulla mai kambun zinari da tsarin kullewa, suna ba da kwanciyar hankali ta hanyar lantarki da amintaccen haɗin injiniya mai juriya ga sassautawa.
IV. Mabuɗin Ayyuka da Halayen Fasaha
Tsarin Injini da Shigarwa
Ƙididdigar zaren: M14 x 1.5 zaren ma'auni don daidaitattun ramukan hawa.
Kariyar sulke: M AISI 302 sulke bakin karfe sulke, zaɓi tare da jaket na waje na FEP, yana ba da ingantaccen kariya ta inji.
Amintaccen Kulle: Daidaitaccen sanye take da makulli tare da ramukan aminci da aka haƙa don hana sassautawa a cikin mahalli masu girgiza.
Mai haɗawa: Zinare-plated tagulla ƙarami coaxial ClickLoc connector. Ana iya amfani da masu kariyar haɗin kai ko tef ɗin silicone da aka kawo don ƙarin kariya a cikin mahalli mai ɗanɗano.
Zaɓuɓɓukan Kebul: Akwai zaɓi na FluidLoc na USB, wanda aka ƙera don hana mai ko wasu ruwaye daga cikin na'ura daga zubewa zuwa waje ta cikin kebul ɗin.
Kyawawan Ayyukan Wutar Lantarki da Aunawa
Tsawon Layi: 4.0 mm, daga 0.5 mm zuwa 4.5 mm.
Saitin Rata da aka Shawarar: 2.5 mm, inda tsarin ke nuna kyakkyawan aiki.
Factor Sikeli: 3.94 V/mm ± 10%, gami da kuskuren musanyawa.
Juya daga Mafi Kyawun Layi Mai Kyau (DSL): Kasa da ±0.10 mm (± 4 mils) sama da daidaitaccen kewayon DSL.
Amsa Mitar: 0 zuwa 8 kHz, wanda ya dace don saka idanu mafi yawan girgiza a cikin manyan injina masu juyawa.
Resistance DC na Binciko: Don bincike na mita 5.0, juriya tsakanin mai gudanarwa na tsakiya da na waje shine 7.2 ± 0.8 Ω.
Daidaitawar Muhalli mai ƙarfi
Zazzabi Mai Faɗin Aiki: Binciken aiki da kewayon zafin ajiya shine -52°C zuwa +177°C (-62°F zuwa +351°F).
Hatimin Matsi: An ƙirƙiri binciken don hatimi bambanci tsakanin tip ɗin bincike da shari'ar, ta amfani da Viton O-zobe azaman kayan hatimi.
Juriya na Kemikal: Kayan bincike shine Polyphenylene Sulfide (PPS), wanda ke ba da inertness na sinadarai mai kyau da juriya ga mai da sinadarai daban-daban.
