TQ432 111-432-000-013 Mai Rarraba Kusanci VM

TQ432 mai jujjuyawar kusancin matsa lamba ce ta musamman ta VM ta ƙera don mahalli mai ƙarfi, yana aiki azaman muhimmin sashi na tsarin ma'aunin kusancin TQ 422 & TQ 432 / EA 402 / IQS 452. Kamar TQ422, wannan firikwensin yana aiki akan ƙa'idar eddy na yanzu, yana ba da damar ma'aunin ma'auni na matsuguni na dangi ko girgiza abubuwan injin motsi. Tsarinsa na musamman yana ba shi damar jure matsi har zuwa mashaya 100, yana mai da shi musamman dacewa don aikace-aikacen aunawa da ke buƙatar hawa baya a cikin mahalli masu ruwa kamar famfo mai ruwa, injin turbin ruwa (misali, Kaplan da Francis turbines), da sauran aikace-aikacen matsa lamba.

Mai jujjuyawar TQ432 yana samar da cikakkiyar tsarin ma'aunin kusanci lokacin da aka haɗa su tare da madaidaicin siginar siginar IQS 452 da kebul na tsawo na EA 402 na zaɓi. Duk abubuwan da ke cikin wannan tsarin suna musanya, suna tabbatar da sassaucin aiki da dacewa.

TQ432 da TQ422 masu fassarar kusanci iri ɗaya ne. Babban bambance-bambancen sun ta'allaka ne a hanyar hawan su da tsarin kariya:

• TQ422: An ƙera don hawan gaba. Binciken nasa yana da hular kariya ta BOA (kimanin kauri 0.6mm) a gaba, wanda ke haifar da -2.4V na asali a cikin fitarwar wutar lantarki. Yana kai tsaye zuwa ga matsakaicin matsa lamba.

• TQ432: An tsara shi don hawan baya. Yawancin lokaci ana shigar da shi daga gefen kishiyar jirgin ruwa, ma'ana tip ɗin binciken ba a bayyana kai tsaye zuwa matsakaicin matsa lamba ba, sabili da haka baya buƙatar murfin kariyar BOA, yana haifar da siginar fitarwa daga 0 ba tare da kashewa ba.

Mabuɗin Siffofin da Halaye

1. Zane-zanen Aikace-aikacen Haɓakawa

• An kera na'urar firikwensin daga kayan PEEK (polyetheretherketone), mai iya jure matsewar ruwa kai tsaye har zuwa mashaya 100.

• An gina jikin mai jujjuyawa daga bakin karfe (1.4435), yana ba da ingantaccen ƙarfin injina da juriya na lalata.

2. Ma'auni mara lamba

• Yana aiki dangane da ƙa'idar halin yanzu, wanda baya buƙatar haɗin jiki tare da manufa (yawanci ramin ƙarfe), don haka guje wa lalacewa da ba da damar ingantaccen ma'auni na dogon lokaci ba tare da gogayya ba.

3. Dace da abubuwan fashewa

• An ba da takaddun shaida tare da takaddun shaida masu tabbatar da fashewar abubuwa da yawa, gami da:

• Takaddar ATEX: LCIE 02 ATEX 6086 X II 2 G (Zone 1, 2) Eex ib IIC T6 zuwa T3

• Takaddun shaida na CSA: Takaddun shaida 1514309, Class I, Rarraba 1 & 2, Rukunin A, B, C, D Ex ia

• Tsarin aminci na ciki yana tabbatar da amintaccen aiki a wurare masu haɗari.

4. Reverse Dutsen Design

• An ƙirƙira musamman don aikace-aikacen hawa na baya, yawanci ana girka daga kishiyar jirgin ruwa.

• Tushen binciken ba a fallasa kai tsaye ga kafofin watsa labarai masu ƙarfi, don haka baya buƙatar hular kariya ta BOA.

• Wannan ƙira tana haifar da siginar fitarwa ba tare da ɓata lokaci ba, sauƙaƙe sarrafa siginar da hanyoyin daidaitawa.

5. Cikakken Tsarin Magani

• Haɗe tare da kwandishan siginar IQS 452 don samar da wutar lantarki ko fitarwa na yanzu:

• Fitar wutar lantarki (waya 3): Hankali 4 mV/μm, kewayo mai ƙarfi 0 V zuwa -16 V (babu koma baya).

• Fitowar Yanzu (waya 2): Hankali 1.25 μA/μm, kewayo mai ƙarfi 4 mA zuwa 20 mA (amfani da rukunin keɓewar GSI 124).

• Ana iya amfani da shi tare da kebul na tsawo na EA 402 don tsawaita nisan aunawa, samar da cikakken tsarin mita 5 ko 10.

6. Daidaitawar Muhalli

• Faɗin zafin jiki mai aiki: Jikin mai juyawa daga -25°C zuwa +140°C (tafi <5%); na USB iya jure -100°C zuwa +200°C.

• Babban darajar kariya: IP68 (IEC 529 / DIN 40050), yana ba da cikakkiyar kariya ta ƙura da iya aiki na dogon lokaci na nutsewa.

• Kyakkyawan juriya na girgiza: Zai iya jure wa girgizar 2 g a cikin kewayon mitar 10 Hz zuwa 500 Hz.

7. Kanfigareshan Kariya na zaɓi

• Yana ba da BOA (Braided Outer Armour) zaɓi na bakin karfe wanda aka yi masa sutura, yana ba da ƙarin kariya ta injina don kebul na coaxial na transducer, haɓaka murkushewa da juriya.

• Tare da suturar BOA, ƙarfin juriya na haɗin transducer / kebul yana ƙaruwa zuwa mashaya 10 (1 bar ba tare da BOA ba).

Cikakken Ƙa'idar Aiki

TQ432 transducer kusanci yana aiki bisa ka'idar eddy na yanzu, fasahar induction na lantarki da ake amfani da shi don ƙaura mara lamba da ma'aunin girgiza. Sassan da ke gaba suna yin ƙarin bayani kan tsarin aikin sa, tsarin tsarin, da kwararar sigina.

1. Mahimman Ƙa'idar Jiki: Eddy Current Effective

Lokacin da aka sanya madubin ƙarfe a cikin filin maganadisu mai canzawa ko motsi dangane da filin maganadisu, bisa ga dokar Faraday ta shigar da wutar lantarki, igiyoyin rufaffiyar madauki, waɗanda aka sani da igiyoyin ruwa, ana jawo su a cikin madubin. Ƙarfi, rarrabawa, da lokaci na waɗannan magudanar ruwa sun dogara da abubuwa da yawa:

1. Rata tsakanin nada da madugu: Wannan shi ne maƙasudin ma'auni don aunawa.

2. Ƙarfin wutar lantarki (σ) da ƙarfin maganadisu (μ) na mai gudanarwa.

3. Mitar (f) filin maganadisu mai ban sha'awa.

4. Siffar geometric na mai gudanarwa.

Tushen firikwensin TQ432 shine madaidaicin-rauni wanda aka lullube cikin kayan PEEK a tip ɗin bincike. PEEK robobin aikin injiniya ne wanda aka sani don kyakkyawan ƙarfin injin sa, juriyar sinadarai, da ƙarancin ɗanɗano. Mahimmanci, yana nuna ƙarancin ƙarancin wutan lantarki da kyawawan kaddarorin watsa igiyoyin ruwa a cikin manyan filayen lantarki, yana tabbatar da cewa baya tsoma baki tare da filin maganadisu da coil ɗin ke samarwa.

2. Tsarin Aiki

Tsarin aiki na gabaɗayan tsarin ma'aunin kusanci shine tsarin rufaffiyar madauki na 'transmission-induction-demodulation-output':

1. Ƙarfafa Siginar Maɗaukaki da Watsawa:

• Na'urar kwandishan siginar IQS 452 guda biyu tana ƙunshe da babban mitar oscillator (HF) da na'ura mai jujjuyawar juzu'i.

• Na'urar kwandishana tana ba da babban motsin AC na yanzu zuwa ga coil na TQ432 transducer ta hanyar kebul na coaxial.

2. Halin Filayen Electromagnetic da Eddy na Yanzu:

• Madadin halin yanzu da ke wucewa ta cikin nada yana haifar da babban filin mu'amala da maganadisu a kusa da shi.

• Lokacin da wannan filin maganadisu ya shiga tip ɗin binciken PEEK kuma yayi aiki a saman maƙasudin ƙarfe na kusa (misali, mashin injin), ana haifar da igiyoyin ruwa a saman saman abin da ake hari.

3. Gano Canjin Canji:

• Matsalolin da aka jawo da kansu suna haifar da filin maganadisu. A cewar dokar Lenz, wannan filin maganadisu yana adawa da asalin filin murɗa, wanda hakan ya raunana filin maganadisu na asali.

• Wannan tasirin 'raunana' yana bayyana azaman canji a daidai madaidaicin na'urar firikwensin. Maƙarƙashiyar coil's impedance (Z), haɗin juriya (R) da reactance inductive (ωL), yana canzawa a hankali kuma akai-akai tare da bambancin rata tsakanin nada da manufa.

• Rage Rage-> Tasirin halin yanzu mai ƙarfi -> Babban canji a cikin rashin ƙarfi na coil.

• Haɓaka Rata -> Rarraunan tasirin eddy na yanzu -> Ƙananan canji a cikin abin da ke cikin naɗa.

4. Rushe Sigina da Gudanarwa:

• Na'urar kwandishan siginar IQS 452 tana ci gaba da lura da canje-canjen da ke cikin maƙarƙashiyar na'urar firikwensin.

• Da'irar dimodululation na ciki tana jujjuyawa (yana ƙididdigewa) wannan babban juzu'i mai ƙarfi yana canzawa zuwa wutar lantarki na DC madaidaiciya ko siginar yanzu daidai gwargwado ga tazarar.

• Tun da TQ432 ba shi da kariyar kariya ta BOA, siginar fitowar sa yana farawa daga 0 V (ko 4 mA) kuma yana kula da haɗin kai tare da rata, yana sauƙaƙe hanyar sarrafa siginar.

5. Fitowa da Daidaitawa:

• Yanayin Wutar Lantarki: Fitarwa 0 V a tazarar sifili, da -16 V a matsakaicin tazara (mm4).

• Yanayin Yanzu: Fitarwa 4 mA a sifili, da 20 mA a matsakaicin gibi.

• An daidaita tsarin masana'anta a + 23 ° C ± 5 ° C ta amfani da takamaiman kayan da aka yi niyya (VCL 140 karfe, 1.7225).

• Fitowar ƙarshe sigina ce mai mizani sosai zuwa nesa:

3. Halayen Tsari da Ramuwa

• Matsakaicin Zazzabi: Tsarin ya haɗa da ramuwa na zafin jiki don rage tasirin bambance-bambancen yanayin zafin jiki akan daidaiton aunawa, yana tabbatar da ɗigon ruwa ya kasance ƙasa da 5% a fadin kewayon zafin jiki na -25°C zuwa +140°C.

• Canjin Tsawon Tsawon Wutar Lantarki (Tsarin Lantarki): Saboda sigogin da aka rarraba (ikon, inductance) na kebul na coaxial da ke shafar watsa siginar siginar mai girma, tsarin yana da ƙarancin buƙatu don jimlar kebul na tsayi (TSL - Total System Length, watau, transducer haɗin kebul + EA402 tsawo na USB + EA402 tsawo), tsarin 5m ≥ ≥8.8m) don tabbatar da ingantaccen tsarin aiki da musayar transducer.

• Abubuwan Bukatun Maƙasudi: Hannun firikwensin firikwensin da layin layi suna da alaƙa da haɓakar wutar lantarki da ƙarfin maganadisu na abin da ake niyya. Daidaitaccen daidaitawa yana dogara ne akan VCL 140 karfe. Idan abin da ake nufi ya bambanta, dole ne a samar da samfurin don daidaitawa na musamman.

Yankunan aikace-aikace

• Saitin Generator na Hydroelectric: Ma'auni na ƙaura dangi, rawar jiki, da runout na shafts a cikin injin turbin ruwa daban-daban kamar Francis da Kaplan, musamman dacewa da matsayi na buƙatar hawa baya.

• Fasfo Mai Ruwa: Kula da yanayin aiki mai ƙarfi na magudanar ruwa a cikin mahalli mai tsananin matsi na ƙarƙashin ruwa.

• Injin Juyawa na Masana'antu: Matsar da matsuguni da saka idanu na girgiza don kayan aiki masu mahimmanci kamar compressors, injin turbin gas, da injin tururi.

• Duk wani aikace-aikacen da ke buƙatar ma'aunin ƙaura mara lamba a cikin matsi mai ƙarfi, mai haɗari (fashewa), ko mahalli na ruwa, musamman waɗanda ke buƙatar hawa baya ko kuma inda ake son kaucewa sigina.