Model 330850 25 mm Proximitor Sensor shine ainihin siginar kwandishan na Benly Nevada 3300 XL 25 mm Proximity Transducer System. Wannan firikwensin yana aiki tare tare da keɓaɓɓen binciken kusanci na mm 25 da kebul na tsawo don samar da cikakken tsarin aunawa. Manufar ƙira ta farko ita ce saduwa da buƙatun buƙatun ma'aunin faɗaɗa daban-daban akan matsakaicin girma zuwa manyan injin injin tururi, yayin da kuma ya dace da sauran aikace-aikacen sa ido kan yanayin injin da ke buƙatar kewayon ma'aunin ma'auni na musamman.
Bambance-banbance Faɗawa yana nufin bambancin girma na axial na dangi tsakanin injin injin turbine da stator (casing) wanda ya haifar da bambancin ƙimar haɓakar thermal da ƙanƙancewa. Daidaitaccen ma'auni na DE yana da mahimmanci don hana mu'amalar shafa mai bala'i tsakanin jujjuyawa da abubuwan da ke tsaye, don haka tabbatar da aminci da kwanciyar hankali na manyan kayan aikin juyawa. An ƙera firikwensin 330850 don wannan ma'auni mai mahimmanci, tare da mahimman halayen sa kasancewar kewayon madaidaiciyar 12.7 mm (500 mils) da kuma ƙimar fitarwa na 0.787 V/mm (20 mV/mil), yana ba shi damar kama daidai da canza canjin matakin micron zuwa siginar daidaitacce.
A matsayin wani ɓangare na jerin 3300 XL, an tsara firikwensin 330850 don zama mai canzawa ta hanyar lantarki da injina tare da jerin 7200 na baya-bayan da 25 mm DE Integral tsarin. Wannan yana ba masu amfani damar yin haɓakawa kai tsaye na tsarin gado ba tare da buƙatar kowane canje-canje ga saitin saka idanu ba, yayin da suke amfana daga ingantaccen aiki da amincin jerin XL.
2. Ƙa'idar Aiki na Tsari: Eddy Nau'in Hannun Hannu da Ƙaƙwalwar Sigina
Aiki na firikwensin 330850 ya dogara ne akan ka'idar ji na Eddy Current, wani ƙayyadaddun tsari wanda daidai yake jujjuya gibin jiki (nisa) zuwa siginar wutar lantarki na madaidaiciya. Za a iya rushe ka'idar aiki daki-daki kamar haka:
2.1 Filayen Filin RF da Tasirin Eddy na Yanzu
Firikwensin ya ƙunshi madaidaicin mitar rediyo (RF) oscillator. Wannan oscillator yana ba da babban mita (yawanci akan tsari na MHz) madaidaicin halin yanzu zuwa coil na binciken kusanci na mm 25 da aka haɗa ta hanyar kebul na tsawo. Lokacin da wannan halin yanzu ke gudana ta cikin nada a tip ɗin bincike, yana haifar da babban filin mu'amala da wutar lantarki wanda ke haskakawa gaba daga binciken.
Lokacin da aka shigar da binciken kuma an yi niyya zuwa wurin da aka yi niyya (yawanci abin wuya ko ramp akan injin injin turbine), wannan madannin lantarki mai canzawa yana haifar da zazzagewar igiyoyin lantarki, vortex-kamar igiyoyin lantarki, waɗanda aka sani da igiyoyin eddy, a saman abin da ake nufi. Ƙarfi da rarraba waɗannan magudanar ruwa ba a daidaita su ba amma sun dogara sosai kan nisa tsakanin tip ɗin bincike da farfajiyar manufa.
2.2 Gano Canjin Canji
Dangane da ka'idodin shigar da wutar lantarki, waɗannan magudanar ruwa da aka jawo suna haifar da nasu filin maganadisu, wanda ke adawa da asalin filin daga na'urar bincike (Dokar Lenz). Wannan filin maganadisu mai gaba da gaba yana aiki don soke wani yanki na ainihin filin binciken, kuma tasirin jiki kai tsaye shine canji a ingantacciyar ingantacciyar na'urar binciken.
Musamman:
Rage Rage: Yayin da binciken ke matso kusa da abin da aka sa a gaba, haɗin gwiwar lantarki yana ƙarfafawa, tasirin eddy na yanzu ya zama mafi mahimmanci, kuma rashin ƙarfi na nada yana raguwa sosai.
Ƙara Tazara: Yayin da binciken ke motsawa daga abin da aka sa a gaba, haɗin haɗin lantarki na lantarki yana raunana, tasirin eddy na yanzu yana raguwa, kuma rashin ƙarfi na nada yana ƙaruwa daidai.
Don haka, ana canza canjin injina a cikin rata tsakanin bincike da maƙasudi a cikin ainihin lokaci kuma tare da babban aminci a cikin canjin sigar lantarki: impedance na coil na binciken.
2.3 Rushewar Siginar, Ƙarawa, da Daidaitaccen Fitowa
Babban aikin firikwensin 330850 shine ganowa da aiwatar da wannan canji na rashin ƙarfi. Na'urar kewayawa na ciki ta farko tana lalata bayanan da ke ƙunshe da gibi daga siginar mai ɗaukar nauyi mai tsayi, wanda ke haifar da siginar ɗanyen wutar lantarki wanda ke da alaƙar da ba ta kai tsaye ba tare da ratar. Daga baya, ta hanyar daidaitattun da'irori na layi, wannan siginar ɗin ana ramawa kuma an gyara shi don samar da ingantacciyar alaƙar mizani tsakanin ƙarfin fitarwa da tazarar zahiri akan keɓaɓɓen kewayon 0.63 mm zuwa 13.33 mm (25 zuwa 525 mils).
Fitowar ƙarshe shine daidaitaccen siginar wutar lantarki na DC mai sauƙin sarrafawa:
Tsawon Layi: 0.63 mm zuwa 13.33 mm (mil 25 zuwa 525).
Madaidaicin Fitar Wutar Lantarki: Kimanin -1.5Vdc zuwa -11.5Vdc.
Matsakaicin Ma'auni: 0.787 V/mm (20 mV/mil). Wannan yana nufin kowane milimita 1 na motsi na manufa, ƙarfin fitarwa na firikwensin yana canzawa da 0.787 volts. Wannan ƙananan hankali an ƙirƙira shi da kyau don cimma iyakar layin layi mai faɗin 12.7 mm.
Tsarin yana da ikon auna duka matsayi na tsaye (misali, kafaffen saitin rata) da canje-canje masu ƙarfi (misali, axial shaft float), samar da cikakkun bayanai don kariya da bincike na inji.
2.4 Cikakken Canje-canje da Daidaita Masana'antu
Babban fa'idar tsarin 3300 XL shine cikakken musanyawa. Duk wani bincike na 3300 XL 25 mm, kebul na tsawo, da firikwensin 330850 ana iya haɗa su cikin kowane tsari ba tare da buƙatar daidaita filin ko daidaitawa ba. Wannan yana sauƙaƙa sosai sarrafa kayan gyara da kiyaye filin. Ana samun wannan ta hanyar:
Ana kera duk abubuwan da aka ƙera zuwa ƙaƙƙarfan ƙayyadaddun ƙayyadaddun bayanai.
Ana daidaita firikwensin daidai a masana'anta don daidaitaccen kayan ƙarfe na AISI 4140. (Ana samun daidaitawa zuwa sauran kayan da aka yi niyya akan buƙata).
3. Siffofin Tsari da Zane
3.1 Gina Injini da Sassautun Shigarwa
Kayan Gida: Gina daga A380 aluminum gami, daidaita ƙarfi, nauyi mai haske, da kyawawan kaddarorin kariya na lantarki.
Factor Factor: Zane mai bakin ciki wanda ke goyan bayan hanyoyin hawa biyu na farko:
DIN-rail Dutsen: Mafi kyau ga babban madaidaicin madaidaicin madaidaicin tsari, adana sararin samaniya da kunna sauƙi mai sauƙi.
Dutsen Panel: Ya dace da hanyoyin hawa na al'ada, yana ba da ƙarin ƙaƙƙarfan gyare-gyaren inji.
Haɗin Tasha: Fasalolin SpringLoc-tsalle-tsalle tasha. Wannan ƙira yana ba da damar yin amfani da filayen filayen ba tare da kayan aiki na musamman ba, haɓaka saurin haɗin gwiwa da aminci sosai, da kuma hana sassauta waya ta yadda ya kamata saboda rawar jiki.
3.2 Gurguwar Muhalli da Karfi
Kewayon Zazzabi Mai Aiki: -51°C zuwa +100°C (-60°F zuwa +212°F), yana tabbatar da tsayayyen aiki a cikin matsanancin yanayin masana'antu.
RFI/EMI Immunity: Ingantacciyar ƙira tana ba da kyakkyawar rigakafi ga Mitar Rediyo da Tsangwama na Electromagnetic, yana kare siginar fitarwa daga ɓarna ta siginonin rediyo na yau da kullun a kan shafin. Wannan yana ba shi damar yin aiki cikin sauri da kuma cimma amincewar alamar CE ta Turai.
Masu haɗawa: Abubuwan musaya don bincike da kebul na tsawo suna amfani da masu haɗin ClickLoc masu zafi na musamman, waɗanda suke da juriya da juriya, suna tabbatar da amincin haɗin gwiwa na dogon lokaci.
3.3 Zaɓuɓɓukan Tsawon Tsarin
Ana ba da firikwensin 330850 a cikin saiti biyu 'tsawon tsarin' zaɓuɓɓuka. Dole ne mai amfani ya zaɓi zaɓin da ya yi daidai da jimlar haɗin haɗin kebul na bincike da kebul na tsawo don takamaiman aikace-aikacen su:
Tsawon tsarin mita 5.0
Tsawon tsarin mita 9.0
Wannan ƙira yana tabbatar da halayen lantarki (misali, ƙarfin aiki, juriya) na gabaɗayan madauki ya kasance cikin ƙayyadaddun iyaka, tabbatar da aikin tsarin ya dace da ma'auni ƙayyadaddun bayanai.
4. Ayyukan Lantarki da Ƙayyadaddun Fasaha
4.1 Samar da Wutar Lantarki da Amfani
4.2 Halayen Fitarwa
4.3 Daidaito da Layi
Tsawon Layi: 12.7 mm (mil 500).
Matsakaicin Ma'auni: 0.787 V/mm (20 mV/mil) maras kyau.
Ragewa daga Mafi Kyawun Layi Mai Kyau (DSL): <±0.31 mm (± 12 mils). Wannan yana ƙayyadad da madaidaicin karkatar da ainihin abin fitarwa daga madaidaiciyar madaidaiciyar layi a cikin kewayon madaidaiciyar gabaɗayan.
4.4 Amsar Mita
4.5 Takaddun shaida da Biyayya
Ya dace da buƙatun alamar CE.
An ba da izini ga umarnin EMC.
Mai bin umarnin RoHS.
Yana riƙe da Yarjejeniyar Wuri Mai Haɗari iri-iri kamar ATEX da IECEx, masu goyan bayan amfani a Yankunan 0/1/2 (yana buƙatar haɗi zuwa shingen aminci na ciki da suka dace ko masu ware galvanic).
5. Yanayin Aikace-aikacen da Haɗin Tsarin
5.1 Babban Aikace-aikacen: Ma'aunin Faɗawa Daban-daban
Ana amfani da tsarin firikwensin 330850 da farko don saka idanu na DE a cikin manyan turbomachinery kamar injin tururi da turbin gas. Na'urorin haɗi na yau da kullun sun haɗa da:
Masu Fassara Biyu Suna Lura Gefe ɗaya na kwala: Yana ba da ma'auni mai yawa, haɓaka amincin tsarin.
Kanfigareshan Ƙirƙirar Input: Masu fassara guda biyu suna kallon ɓangarorin kwala, suna ninka kewayon DE daidai gwargwado.
Kula da Ramp: Ya dace da ma'aunin ma'aunin DE mafi tsayi, kodayake yana iya gabatar da wasu kurakurai daga motsin radial rotor.
5.2 Na'urorin haɗi: Ƙaƙwalwar Zamiya
Don sauƙaƙe shigarwa, daidaitawa, da tabbatarwa na gaba, Benly Nevada yana ba da keɓewar 3300 XL Sliding Bracket. Wannan madaidaicin yana bawa afareta damar zamewa cikin sauƙi duka binciken da taron firikwensin axially bayan shigarwa, yana kwaikwayon motsin rotor. Wannan yana ba da damar tabbatar da daidaiton tsarin ma'auni da layinsa a ƙarƙashin yanayin duniya na gaske, yana tabbatar da binciken ya kasance daidai da maƙasudin.
5.3 Kayan aikin Tabbatar da Tsari
Kit ɗin Tabbatar da Mai Nuni na bugun kira: Yana ba da maƙasudin inji don daidaita madaidaicin motsi na braket mai zamewa, yana ba da damar kwatantawa da firikwensin lantarki na firikwensin.
3300 XL Gwajin Plug: Yana ba da damar dacewa da duba aikin firikwensin ta ramukan fitin gwajin sa ba tare da cire haɗin haɗin filin ba.
6. Mahimman Abubuwan Amfanin Samfur Summary
Na Musamman Faɗin Layi Na Musamman: kewayon 12.7 mm, musamman an tsara shi don auna DE akan manyan turbomachinery.
Babban daidaito da kwanciyar hankali: Yana kiyaye madaidaicin ma'auni a cikin kewayon zafin jiki mai faɗi da kuma buƙatar mahalli na lantarki.
Cikakkun musanyawa: Babu wani abu mai daidaitawa ko daidaitawa da ake buƙata, da rage tsadar kayan gyara da rage lokacin kulawa.
Babban Ruggedness na Muhalli: Ƙarfin zafin jiki, juriya na jijjiga, da ingantaccen rigakafin RFI/EMI.
Sauƙaƙan Shigarwa da Kulawa: Tashoshi na SpringLoc, masu haɗin ClickLoc, da ƙira mai zamewa suna sanya shigarwa, wayoyi, da tabbatarwa ingantaccen kuma abin dogaro.
Daidaituwar Baya: Kai tsaye yana maye gurbin tsarin gado, yana kare ainihin jarin mai amfani.
Cikakken Takaddun Takaddun Tsaro: An sanye shi da takaddun shaida na yanki mai haɗari don kasuwannin duniya.
