IS220YTURS1A shine fakitin I/O mai mahimmanci a cikin Mark VleS Safety Control System, wanda aka tsara musamman don Kariyar Turbine na Farko. Yana da ƙayyadaddun ƙayyadaddun tsarin I/O na aikace-aikacen da ke aiki tare tare da allunan tasha masu dacewa (kamar TTUR, TRPA, TRPG) don saka idanu da kiyaye turbines (gas ko tururi) daga haɗari masu haɗari kamar wuce gona da iri da gazawar harshen wuta. Babban aikinsa shine tabbatar da amintaccen rufe kayan aiki akan gano yanayi masu haɗari.
An ƙera ƙirar ƙirar kuma an ba da izini daidai da ƙa'idodin aminci na IEC 61508. Yana da ikon cimma:
SIL 2 a cikin Haƙurin Laifin Hardware (HFT) = 0 gine-gine (misali, 1oo1, 2oo2).
SIL 3 a cikin HFT = 1 gine-gine (misali, 1oo2, 2oo3).
Ya dace don amfani a cikin ƙananan buƙatu da manyan buƙatu / ci gaba da yanayin aiki.
Maɓallin Ayyuka
1. Kula da Sauri da Kariya mai saurin gudu
IS220YTURS1A tana goyan bayan har zuwa guda huɗu m, abubuwan shigar da saurin maganadisu, tare da kewayon mitar 2 Hz zuwa 20,000 Hz.
Ana iya saita kowace tashar shigar da kanta don aikace-aikace daban-daban (misali, Gudawa, Sauri, Speed_High, Speed_Low).
Ya haɗa da saurin gano saurin saurin sauri tare da ma'anar tafiya mai daidaitawa, kamar tadawa akan tashar guda ɗaya ( PR_Single ) ko akan matsakaicin ƙimar daga tashoshi masu yawa ( PR_Max ).
Ana iya daidaita matakan haɓakawa da ayyukan tafiye-tafiye don karewa daga kwatsam, canje-canje masu haɗari a saurin rafin.
2. Gano harshen wuta
Yana karɓar bayanai daga masu gano harshen har zuwa takwas (misali, nau'in Geiger-Muller).
Ƙwararriyar wutar lantarki tana fassara nau'in wutar lantarki sama da 2.5 V a matsayin tsayin hankali, yana nuna kasancewar harshen wuta. Ana auna ƙimar bugun bugun jini ta ma'auni akan tazarar lokaci mai daidaitawa (yawan mitoci 40).
An ayyana yanayin tsaro na kewayen gano harshen wuta na YTUR da 'Flame Present'. Asarar siginar harshen wuta ya ƙunshi yanayin rashin tsaro wanda zai haifar da aikin kariya. Ba a yi niyya don aikace-aikace ba inda aka gano harshen wuta shine yanayin rashin tsaro.
3. Na'urar Tafiya ta Wutar Lantarki (ETD).
IS220YTURS1A tana fitar da abubuwan sa ido na balaguron balaguron balaguron balaguro don yin mu'amala tare da Na'urorin Tafiya na Wutar Lantarki (ETDs), waɗanda galibi ke yanke wutar lantarki don tafiya solenoids, suna farawa da rufewar injina.
A cikin tsari guda uku Modular Redundant (TMR), abubuwan da aka samo daga fakitin YTUR guda uku suna haɗa su zuwa tashar tashar tashar (kamar TRPG ko TRPA) wanda ke aiwatar da da'irar zaɓe na hardware (misali, 2-out-of-3) don tabbatar da gazawar guda ɗaya ba ta hana tafiya ba.
4. Shigar da Tasha ta Gaggawa (E-Stop).
Ƙaddamar da shigarwar E-Stop tana ba da hanyar rufe gaggawa ta tushen kayan aiki. Lokacin da aka kunna, zai iya kashe wutar lantarki kai tsaye.
Hakanan za'a iya saita wannan siginar E-Stop don ƙetare wasu tsarin kariya, kamar kariyar madadin YPRO mai wuce gona da iri, tabbatar da kariyar tsarin.
5. Ayyukan Tabbatattun Ayyukan Tsaro (Ba Tsangwama ba)
Aiki tare na Generator da Sarrafa mai karyawa: Yana ba da ayyuka marasa aminci don aiki tare da janareta zuwa grid mai amfani da sarrafa babban mai watsewar kewayawa.
Voltage na Shaft da Kulawa na Yanzu: Yana sa ido kan jawo wutar lantarki da na yanzu don taimakawa hana lalacewa daga igiyoyin igiya, amma wannan baya cikin aikin aminci.
Mai yuwuwar Mai Canjawa (PT) Kulawa: Yana sa ido kan janareta da siginar wutar lantarki daga bus ɗin masu iya canzawa don dalilai marasa tsaro da saka idanu.
Tsarin Gine-gine da Ƙa'idar Aiki
1. Hardware Architecture
IS220YTURS1A yana aiki azaman maɓalli a cikin babban ginin Mark VleS. Hanyar siginar sa ta ƙunshi sassa na farko guda uku:
Tashar Tasha (TTUR/TRPA/TRPG): Yana ba da keɓancewar jiki don wayoyi na filin, yana ba da fasali kamar kariya ta wucin gadi, siginar g (don abubuwan TMR), da jefa ƙuri'a (don abubuwan TMR).
Kunshin I/O (YTURS1A): Tsarin da kansa, wanda ke ƙunshe da allon sarrafa na yau da kullun da allon sayan bayanai na musamman. Yana ƙididdige sigina, yana aiwatar da algorithms kariya, kuma yana sarrafa sadarwa.
IONet: Mai mallaka, rufaffiyar hanyar sadarwar Ethernet da ake amfani da ita don sadarwa tsakanin fakitin I/O da masu kula da Tsaro na Mark VleS. I/O yana tattara bayanan shigarwar multicast zuwa masu sarrafawa kowane firam, kuma masu sarrafawa suna watsa bayanan fitarwa zuwa fakitin I/O.
A cikin tsarin TMR, ana amfani da kayayyaki IS220YTURS1A guda uku (R, S, T). Kowane tsari yana aiwatar da abubuwan da aka fitar da kansa. Sannan masu sarrafawa suna yin zaɓi na tsaka-tsaki akan siginar saurin da mafi rinjayen ƙuri'a (2-out-of-3) akan yanke shawara na lafiya da tafiya, tabbatar da ci gaba da aiki koda ɗayan tashar ta gaza.
2. Gudanar da Sigina da Gudanar da Ayyukan Aiki
Shigar da Shiga: Siginonin filin (gudu, harshen wuta, E-Stop, da sauransu) ana haɗa su zuwa tashar tashar tashar, wanda ke sharadi da sha'awar su zuwa ga tsarin YTURS1A.
Sarrafa sigina: YTURS1A tana ƙididdige siginar analog kuma tana aiwatar da algorithms na firmware ɗin sa. Don shigar da sauri, yana ƙididdige RPM. Don shigar da harshen wuta, yana ƙayyade matsayin kashe harshen wuta dangane da ƙididdigar bugun jini.
Dabarun Kariya: Tsarin yana ci gaba da kwatanta ƙimar da aka sarrafa (misali, saurin gudu, haɓakawa) da daidaita matakan tafiya. Hakanan yana lura da lafiyar kayan aikin nasa da siginar shigarwa.
Ayyukan fitarwa: Idan yanayin tafiya ya cika (misali, saurin gudu) ko kuma aka gano wani kuskure mai mahimmanci, nan da nan YTURS1A ta kawar da abubuwan da aka tabbatar da amincinta. Ana yin wannan aikin a cikin gida a cikin fakitin I/O, ba tare da buƙatar umarni daga babban mai sarrafawa ba, yana tabbatar da lokacin amsawa cikin sauri.
Sadarwar Tsarin: A lokaci guda, YTURS1A yana sadarwa da matsayi na duk abubuwan da aka shigar, abubuwan fitarwa, da kuma bincike na ciki ga masu kula da Mark VleS ta hanyar IONet don saka idanu matakan tsarin, mai ban tsoro, da nunin HMI.
3. Kula da Lafiya da Rubuce-rubucen Bincike
IS220YTURS1A yana da fa'idodin bincike na kan jirgin don gano gazawar hardware, asarar sadarwa, da kuma matsalolin samar da wutar lantarki.
A cikin tsarin Mark VleS, kowane madaidaicin I/O da aka samu yana da alaƙar matsayin lafiya. Wannan lafiyar haɗe ce ta lafiyar ma'ana (daga fakitin I/O na gwajin kansa) da kuma haɗin kai (daga amincin mai sarrafawa na amincin sadarwa na IONet).
Lambar aikace-aikacen na iya sa ido kan lafiyar masu canji masu mahimmanci ta amfani da toshe aikin VAR_HEALTH, ba da damar dabarun aminci don ɗaukar matakin da ya dace idan an ga shigar da ba ta da lafiya (misali, zaɓin firikwensin da ba zai iya jurewa ba, fara ƙararrawa).
Siffar Alamar tsarin tana tabbatar da daidaiton tsari. Da zarar an gwada aikace-aikacen da alama, duk wani canji mara izini ga lambar, madaukai, ko kayan aiki yana haifar da ƙararrawar ganowa.
4. Haɗuwa da YPRO da YSIL don Kariya mai Layi
IS220YTURS1A galibi wani yanki ne na dabarun kariya mai nau'i-nau'i:
IS220YTURS1A (Kariya ta Farko): Yana aiki azaman babban tsarin don wuce gona da iri da kariyar harshen wuta.
YPRO (Kariyar Ajiyayyen): Yana ba da cikakken mai zaman kansa gabaɗaya, shingen kariya mai saurin gudu, sau da yawa tare da duka firmware da hanyoyin tafiya na tushen kayan masarufi.
YSIL (Kariyar Tsaro ta Farko): Yana ba da mafi girman matakin amincin aminci (SIL 3) don ayyuka masu mahimmanci, kamar kariyar kwampreshin gas.
Kanfigareshan da Gudanarwa
Ana yin saitin IS220YTURS1A ta amfani da aikace-aikacen ToolboxST.
1. Basic Kanfigareshan
Kunshin I/O Redundancy (Simplex ko TMR)
Nau'in Hukumar Tasha, Form ɗin Hardware, da Gane lambar Barcode
Ayyukan tashar jiragen ruwa na IONet
2. Saitunan Sigar Kariya
Saitunan Tafiyar Tafiya Mai Wuce (misali, PR1Setpoint zuwa PR4Setpoint )
Hanzarta/Rage Tafiya Yana kunnawa da Saiti
Tazarar Lokacin Gane Harshe da Iyakan Kofa ( FlameLimitHigh , FlameLimitLow )
Ƙayyadaddun Ƙididdiga na Tsari da Ƙayyadaddun Bambanci ( TMR_DiffLimit )
3. Kanfigareshan Jumper (a kan hukumar TRPA)
Takaddun Tsaro da Aikace-aikace
