IS200EAUXH1A Exciter Auxiliary Interface Board babban memba ne na dangin I/O tasha a cikin tsarin sarrafa motsin dijital na General Electric (GE) EX2100e. EX2100e shine dandamalin tashin hankali na dijital na ƙarni na huɗu na GE, wanda aka ƙera don tururi, gas, da injin injin injin ruwa, kuma yana goyan bayan aikace-aikacen da suka haɗa da tsarin motsa jiki na tsaye, masu kula da kuzari mara goge, da masu kula da Alterrex. A matsayin takamaiman samfurin Exciter Auxiliary Interface Board (EAUX), IS200EAUXH1A tana aiki a matsayin cibiyar tsakiya wacce ke haɗa babban mai sarrafawa zuwa kayan aiki mai mahimmanci a cikin tsarin haɓakawa.
IS200EAUXH1A yana sadarwa tare da babban mai kula da UCSx ta hanyar Haɗin Serial High-Speed Serial Link (HSSL) kuma kai tsaye tare da mai ba da sabis na DC, filin walƙiya mai walƙiya, matsayi mai jujjuyawar janareta, module de-excitation, mai gano ƙasa filin, da siginar amsa AC da DC. Yana daidaita yanayin tsakiya kuma yana ƙaddamar da siginar sarrafawa da yawa, siginar martani na analog, da siginonin saka idanu, mahimmancin sauƙaƙe tsarin wayoyi da haɓaka daidaituwa da amincin tsarin haɓakawa.
Matsayin Tsarin da Haɗin Gine-gine
A cikin tsarin sarrafawa na EX2100e, ma'aikatar kula da ma'aikatun tana da allon sarrafawa, allon I / O, da na'urorin rarraba wutar lantarki. IS200EAUXH1A kwamiti ne na tashar I/O, galibi ana shigar da shi a cikin majalisar sarrafawa, kuma yana sadarwa ta allunan Babban Gudun Serial Link Interface (HSLA) tare da ƙaramin allo mai saurin sauri Serial Link Expansion (CSLA) na sassan M1, M2, da C A cikin tsarin sarrafawa mai sauƙi, IS200EAUXH1A yana hulɗa tare da mai sarrafa M1 kawai; a cikin tsari guda uku Modular Redundant (TMR), zai iya yin hulɗa tare da dukkanin sassan sarrafawa guda uku-M1, M2, da C-lokaci guda, yana ba da damar yin zabe da kuma samun sigina masu mahimmanci.
A standout alama na IS200EAUXH1A shi ne Multi-aiki hadewa: guda hukumar iyawa DC contactor tuki, filin walƙiya gudun ba da sanda iko, da janareta 86G lockout shigar da siginar, de-excitation da Crowbar matsayi saka idanu, filin ƙarfin lantarki da halin yanzu feedback liyafar, AC tushen feedback kwandishan, da filin kasa ganewa dubawa. Wannan ya sa ta zama cibiyar bayanai ta tsakiya don ayyukan taimako na tsarin zumudi.
Cikakken Ayyukan Mahimmanci
1. DC Contactor (41DC) Sarrafa
IS200EAUXH1A kai tsaye korar DC contactors 41A (da na zaɓi 41B) a cikin janareta filin kewaye. Siginar sarrafawa ta samo asali daga mai kula da UCSx, ana watsa shi ta HSSL zuwa IS200EAUXH1A, sannan fitarwa ta hanyar da'irar direban hukumar zuwa ga coils na lamba. An mayar da matsayin abokan hulɗar abokan hulɗa zuwa IS200EAUXH1A a matsayin siginar amsawa, samar da tsarin sa ido na rufaffiyar. Hukumar tana ba da wutar lantarki mai nauyin 125 V DC mai jika don abubuwan shigar da lamba, yana tabbatar da samun abin dogaro. Don aikace-aikacen da ke buƙatar saurin amsawa mafi girma, IS200EAUXH1A yana goyan bayan shigar da allo na IS200EAUD, wanda ke haɓaka daidaitaccen direba na 125 V DC zuwa babban mai saurin lamba, yana ba da kusan sau huɗu ƙarfin ƙarfin lantarki na farkon millisecond 150, yana rage mahimmancin lokacin ɗaukar lamba.
2. Filin Fassara Fassara (53A/53B) Sarrafa
Yayin farawa na janareta, ana buƙatar ɗan gajeren filin farko na yanzu (kimanin 10-20% na filin da ba a ɗauka) wanda ake bayarwa daga baturin tashar ta hanyar relays mai walƙiya 53A da 53B. IS200EAUXH1A yana karɓar umarni mai walƙiya daga mai sarrafawa kuma, ta hanyar da'irar direban da ke kan jirgin da dabarun zaɓe, yana fitar da wutar lantarki guda ɗaya wanda ke kunna relays 53A da 53B a cikin majalisar taimako. A cikin tsarin TMR, ana tuntuɓar siginar tuƙi daga sassan sarrafawa guda uku akan IS200EAUXH1A don samar da matakin sarrafawa guda ɗaya, tabbatar da cewa kuskuren mai sarrafawa ɗaya ba zai haifar da ƙarya ba ko kuma ya kasa haifar da walƙiya na filin.
3. Generator 86G Lockout Interface Signal Interface
The 86G ne sadaukar da janareta kariya lamba shigar da wanda abokin ciniki bayar, yawanci a kullum rufe lamba. IS200EAUXH1A yana karɓar shigarwar 86G kuma yana watsa matsayinsa ga mai sarrafawa ta HSSL. Lokacin da 86G ke aiki, tsarin motsa jiki nan da nan ya katse daga filin janareta. Ko da software mai sarrafawa ta kasa ba da amsa daidai, wannan madauki na hardware yana ba da garantin cire haɗin kai, samun aikin kariya mai sauri mai zaman kansa.
4. De-excitation da Crowbar Status Monitoring
A lokacin tafiyar janareta, makamashin da aka adana a cikin filin inductance dole ne a bazu ta hanyar De-excitation module (EDEX). IS200EAUXH1A yana tura umarnin de-excitation daga mai sarrafawa zuwa hukumar EDEX kuma a lokaci guda yana karɓar siginar ra'ayi na de-excitation da matsayin Crowbar (gami da siginar firikwensin tasirin Hall) daga EDEX. Bayan sanyaya, ana loda waɗannan sigina zuwa ga mai sarrafawa don tabbatar da ko da'irar watsawar makamashi ta yi aiki daidai. Idan duka na'urorin sarrafa harbe-harbe masu zaman kansu sun kasa, EDEX za ta kunna wuta da kanta akan overvoltage na anode-to-cathode; IS200EAUXH1A kuma za ta kama da ba da rahoton wannan aikin madadin.
5. Filayen Wutar Lantarki da Filin Feedback na Yanzu
Ana aika ra'ayoyin filin DC daga hukumar EDFF (Exciter DC Fanned Feedback) zuwa IS200EAUXH1A ta hanyar haɗin fiber-optic a cikin nau'in siginar mita. Wannan hanyar keɓewar fiber-optic yana ba da keɓancewar wutar lantarki mai girman gaske da kuma rigakafin amo. IS200EAUXH1A tana karɓar wutar lantarki da sigina na halin yanzu na filin da EDFF ta tura ta hanyar EAUX, sannan ta tura su ga mai sarrafa HSSL. Ana amfani da waɗannan sigina ta software mai sarrafawa don ayyuka kamar Atomatik Voltage Regulation (AVR), Dokar Haɗawa ta Manual (FVR/FCR), da Ƙimar Ƙarfafawa (OEL).
6. AC Source Feedback
The uku-fase AC ƙarfin lantarki daga excitation transformer ana auna ta EBAC (Exciter Bridge AC Feedback) allon. Bayan saukar da su ta hanyar keɓancewa, ana aika siginar fitarwa zuwa IS200EAUXH1A. Sharuɗɗan IS200EAUXH1A waɗannan sigina na aiki tare da magoya bayan su zuwa M1, M2, da C masu kula da aiki tare da bugun bugun jini na gadar thyristor. A cikin saitin TMR, ana fitar da sigina akan IS200EAUXH1A don tabbatar da kowane sashin sarrafawa ya sami daidaitattun bayanan ketare sifili.
7. Field Ground Detection Interface
Field ground detection is a vital protective function of the excitation system. IS200EAUXH1A yana aiki tare tare da EXAM (Exciter Attenuation Module): EAUX yana haifar da siginar raƙuman raƙuman raƙuman raƙuman raƙuman ruwa (± 50 V, 0.2 Hz), wanda aka yi amfani da shi ta hanyar EXAM tsakanin tsakiyar tsakiya na wutar lantarki na filin wutar lantarki da ƙasa. Idan kuskuren filin filin ya faru, yoyon halin yanzu yana gudana ta hanyar juzu'i mai ma'ana a cikin EXAM, kuma ana mayar da siginar wutar lantarki da aka samu zuwa IS200EAUXH1A ta hanyar kebul mai sarrafa tara. IS200EAUXH1A tana ƙididdige wannan siginar ƙarfin lantarki kuma tana watsa shi zuwa mai sarrafawa akan HSSL, inda software ke ƙayyade kasancewar kuskuren ƙasa da ƙimar juriya. A cikin sabon tsarin, ana iya ba da siginar gwajin ta ko dai M1 ko M2, tare da mai sarrafa C yana sarrafa relay a cikin EXAM don canza tushen siginar, yana tabbatar da ci gaba da gano ƙasa koda mai sarrafawa ɗaya ya gaza.
8. Wutar Lantarki da Sadarwar Sadarwar
IS200EAUXH1A tana aiki da tsarin EDIS (Exciter Power Distribution). Wutar lantarki ta yau da kullun ita ce 28 V DC, wanda aka samo daga bas ɗin EDIS na 125 V DC ta tsarin samar da wutar lantarki 28 V. Hukumar ta haɗa haɗin haɗin haɗin yanar gizo na High-Speed Serial Link (HSSL), wanda ke haɗuwa ta hanyar hukumar HSLA zuwa tashar fadada CSLA na mai sarrafawa, yana ba da damar musayar bayanai na lokaci-lokaci.
Taimakon Mai Ragewa da Tsara Dogara
Ana samun IS200EAUXH1A cikin ƙungiyoyi biyu don ɗaukar matakan sake fasalin tsarin daban-daban:
Rukuni na H1 : Don kulawar da ba ta da yawa ta TMR, musaya tare da sassan sarrafawa na M1, M2, da C. Ana zaɓin siginar I/O mai mahimmanci a cikin sassan uku.
Rukuni H2 : Don sarrafa simplex, musaya kawai tare da mai sarrafa M1.
A cikin aikace-aikacen TMR, IS200EAUXH1A, yana aiki tare da tsarin gine-ginen mai sarrafawa, yana tabbatar da cewa ayyuka masu mahimmanci kamar kulawar mai tuntuɓar DC da tuki mai walƙiya filaye suna ci gaba da aiki kullum koda mai sarrafawa ɗaya ya gaza. Wannan yana haɓaka samuwar tsarin sosai. Dangane da ƙirar tsarin, tsarin EX2100e wanda ba shi da amfani zai iya cimma Ma'anar Ma'anar Tsakanin Ƙarfafawa (MTBFO) na sa'o'i 175,000. A matsayin babban abin da ke cikin wannan tsarin, babban abin dogaro na IS200EAUXH1A yana da mahimmanci don cimma wannan ma'auni.
Daidaitawar Muhalli da Bayanin Jiki
IS200EAUXH1A an tsara shi don shigarwa a cikin majalisar kulawa ta EX2100e. Yanayin zafin da yake aiki dashi shine 0 zuwa 40 ° C (32 zuwa 104 °F), tare da kewayon zafi na 5 zuwa 95%, mara taurin kai. An ƙididdige ma'aikatar kula da NEMA 1 ko IP20, tare da wani zaɓi na NEMA 12/IP54 wanda aka rufe, yana samar da ingantaccen kariya ga masana'antu ga hukumar. Hukumar da kanta tana bin ƙayyadaddun ƙirar hukumar kula da masana'antu ta GE, tana buƙatar kariya ta Electrostatic Discharge (ESD) yayin sarrafawa, kuma dole ne a maye gurbin ta ta amfani da madaurin wuyan hannu da marufi na anti-a tsaye.
