IS200ESELH1A ƙaƙƙarfan Hukumar Zaɓar Exciter ce a cikin tsarin sarrafa motsin rai na GE's EX2100. Wannan kwamiti yana aiki a matsayin muhimmin sashi a cikin EX2100 mai sarrafa kayan gini, wanda ke da alhakin zaɓi na ƙarshe da kewayar ƙofa na thyristor a cikin daidaitawar tsarin sarrafa dualized.
Sunan 'H1' a lambar ƙirar sa yana nuna manufar ƙira: don fitar da Module Canjin Wuta ɗaya (PCM). An shigar da shi a cikin ma'auni na VME-misali na sarrafawa na majalisar sarrafawa kuma yana hulɗa tare da masu sarrafawa kamar su Digital Signal Processor Board (DSPX) da Babban I / O Board (EMIO) ta hanyar Exciter Backplane (EBKP). Manufar ƙira ta farko ita ce tabbatar da canja wurin ikon sarrafawa mara ƙarfi daga mai sarrafawa mai aiki zuwa mai kula da jiran aiki idan aka sami gazawar mai sarrafawa, ta haka yana ba da tabbacin ci gaba da babban amincin sarrafa haɓakar janareta.
II. Binciken Zurfin Mahimman Ayyuka
Ayyukan IS200ESELH1A ya wuce nisa fiye da na sigina mai sauƙi; ƙirarsa ta ƙunshi ainihin ingantaccen tsarin sarrafa masana'antu abin dogaro.
1. liyafar da Gudanar da Ƙofar Ƙofar Maɗaukaki Mai Girma
Wannan shine mafi mahimmanci da mahimmancin aikin IS200ESELH1A. A cikin ma'anar sarrafawa ta EX2100, hukumar DSPX, a saman sarkar sarrafawa, tana aiwatar da ainihin algorithms na tsari kuma a ƙarshe ta haifar da siginar bugun jini matakin matakin dabaru tare da madaidaicin lokaci da lokaci. Waɗannan nau'ikan bugun jini suna sarrafa kunnawa da kashewar thyristors shida (SCRs) a cikin gadar thyristor mai cikakken igiyoyi uku. Ana fara aika waɗannan sigina na bugun jini zuwa hukumar EMIO don sarrafa I/O sannan ana watsa su ta hanyar jirgin baya mai sarrafawa (EBKP) zuwa hukumar IS200ESELH1.
Madaidaicin liyafar: IS200ESELH1A ta dogara yana karɓar waɗannan sigina na bugun jini guda shida daga allon EMIO daidai. Waɗannan sigina shida sun dace daidai da umarnin harbe-harbe don SCRs shida a cikin gadar wutar lantarki.
Dedicated Routing: A matsayin samfurin H1, an ba shi aiki na musamman don watsa siginar bugun jini da aka karɓa, ta hanyar saitin igiyoyin fitarwa, gabaɗaya kuma daidai zuwa Exciter Gate Pulse Amplifier board (EGPA) wanda ya dace da Module Canjin Wuta guda ɗaya kawai. Wannan ƙirar tuƙi 'ɗaya-zuwa ɗaya' yana bayyana a sarari iyakar aikace-aikacensa a cikin tsarin, wanda ya dace da daidaitattun tsarin gada ɗaya ko tsarin motsa jiki tare da ainihin buƙatun sakewa.
2. Core Arbitration and Bumpless Transfer in Redundant Control Architecture
Wannan yana wakiltar mafi mahimmancin darajar IS200ESELH1A a cikin tsarin da ba shi da yawa kuma shine mabuɗin samun babban samuwa a cikin tsarin EX2100. A cikin tsarin tare da masu sarrafawa da yawa (yawanci sau uku Modular Redundant - tsarin TMR wanda ya ƙunshi M1-Master 1, M2-Master 2, da C-Coordinator/Masu sarrafa Zaɓa), IS200ESELH1A ita ce sashin aiwatar da kisa ta zahiri don aikin 'canja wurin mara nauyi'.
Kanfigareshan Tashar Dual-Channel: A cikin tsarin da ba shi da amfani, allunan IS200ESELH1A guda biyu suna aiki a layi daya, ɗaya na sashin sarrafawa na M1 ɗayan kuma zuwa sashin sarrafawa na M2. Wannan yana nufin cewa ga gadar wutar lantarki guda ɗaya, ana shirya tsarin koyaushe tare da magudanan ruwa masu zaman kansu guda biyu masu zaman kansu kuma masu daidaitawa.
Hukunce-hukuncen Shari'a: Mai Gudanar da Gudanarwa (C), yayin da ba shi da hannu kai tsaye a cikin tsarar bugun jini, yana taka muhimmiyar rawa. Yana ci gaba da lura da cikakken matsayin duka masu kula da maigidan, M1 da M2, gami da bugun zuciya na processor, daidaiton sakamako na lissafi, da matsayin gano kansa na hardware. Ta hanyar hadaddun tsarin jefa kuri'a da algorithms bincike, mai sarrafawa C yana yin hukunci a ainihin lokacin wanda babban mai sarrafa shine 'Mai Gudanar da Jagora Mai Aiki,' wanda ake ganin mafi koshin lafiya kuma mafi inganci.
Tashar Tashar Jiki: Dangane da sakamakon sasantawa daga mai sarrafa C, tsarin yana aika 'Enable' ko 'A kashe' umarnin lantarki zuwa allunan IS200ESELH1A guda biyu. Kwamitin IS200ESELH1A kawai a cikin sashin sarrafawa da aka tsara azaman mai aiki zai buɗe hanyar siginar sa na ciki, yana barin siginar bugun bugun jini shida da yake karɓa su wuce zuwa tashar fitarwa da aka haɗa da hukumar EGPA. Tashar fitarwa ta ɗayan, allon jiran aiki IS200ESELH1A an toshe shi da ma'ana, kodayake a ciki yana ci gaba da karɓar siginar bugun jini daga mai sarrafa shi.
Neman Canja wurin Bumpless: Lokacin da aka gano mai sarrafa mai aiki a cikin aiki (misali, M1) yana da duk wani lahani da ba za a iya murmurewa ba ko lalacewar aiki, mai sarrafawa C ya yanke shawara a cikin millise seconds, yana soke siginar kunna tashar IS200ESELH1A na M1 Division kuma tare da ba da siginar kunnawa ga ƙungiyar M20ESELH1A IS201. Saboda mai kula da jiran aiki M2 yana ci gaba da bin yanayin tsarin ta hanyar algorithms na software, fitattun fitattun harbe-harbensa suna aiki tare sosai a lokaci tare da babban mai sarrafa M1. Sakamakon haka, wannan tsarin sauyawa yana haifar da kusan babu damuwa ga fitarwar halin yanzu na gadar wutar lantarki. Wutar wutar lantarki ta tashar janareta da ƙarfin amsawa sun tsaya tsayin daka, suna samun ingantacciyar hanyar 'canjawa mara kyau' kuma tana haɓaka amincin aiki da ci gaba da saitin janareta.
3. Kariyar Hardware don Tsaron Tsari da Dogara Tsarin
IS200ESELH1A ya ƙunshi ra'ayoyin aminci da yawa.
Warewa Laifi: Ta hanyar toshe fitowar bugun bugun jini na mai sarrafa mara aiki yadda ya kamata, yana hana masu kula da kuskure aika kuskure ko umarni na harbe-harbe zuwa gadar wutar lantarki, da guje wa yuwuwar lalacewar kayan aiki ko jujjuyawar tsarin saboda sarrafa lalaci.
Share Sashen Ma'aikata: An ƙaddamar da ƙirar H1 don tuƙi mai gada ɗaya, wanda ke fayyace tsarin gine-ginen kuma yana sauƙaƙa warware matsalar kuskure. Yayin kulawa ko dubawa, masu fasaha na iya gano ainihin sarkar sarrafawa don takamaiman gadar wutar lantarki.
III. Ƙa'idar Aiki da Tsarin Haɗin Zurfi
Aiki na IS200ESELH1A aiki ne mai ƙarfi, sarrafawa, kuma ingantaccen zaɓin sigina da tsarin gating.
1. Gudun Siginar Ƙarƙashin Aiki na Al'ada (Misali: M1 azaman Jagora Mai Aiki)
Mataki 1: Ƙarfin bugun jini. A cikin sashin sarrafawa na M1, hukumar DSPX tana ƙididdige rarrabuwar kawuna tsakanin ƙarfin wutar lantarki ta janareta da madaidaicin madaidaicin lokaci. Ta hanyar PID da sauran algorithms na tsari, yana ƙayyade kusurwar harbe-harben thyristor da ake buƙata kuma yana haifar da jeri na bugun jini daidai guda shida, wanda aka daidaita daidai da ma'aunin wutar lantarki na layin AC.
Mataki na 2: Watsawa Cikin Gida. Ana wuce waɗannan bugun jini ta hanyar bas ɗin baya zuwa hukumar EMIO a cikin sashin M1 iri ɗaya. Hukumar EMIO tana aiwatar da gudanarwar I/O masu dacewa da sarrafa dabaru, sannan ta bi da siginar bugun jini ta hanyar sadaukar da kai akan jirgin baya zuwa ramin M1-ESEL, yana isar da su zuwa hukumar IS200ESELH1A.
Mataki na 3: Tattaunawa & Kunnawa. Mai Gudanar da Gudanarwa (C) yana ci gaba da watsa matsayinsa na sasantawa zuwa duka allunan IS200ESELH1A ta hanyar bas ɗin sadarwa mai sauri (misali, ISBs) akan jirgin baya. A wannan lokacin, hukumar IS200ESELH1 na sashin M1 tana ci gaba da karɓar umarnin 'Active', kuma wutar lantarki ta ciki tana cikin yanayin 'rufe'.
Mataki 4: Fitar sigina. Sakamakon haka, siginar bugun bugun jini guda shida daga EMIO suna wucewa lafiya ta hanyar hukumar IS200ESELH1A kuma ana watsa su ta hanyar gaban gabanta, manyan masu haɗin D-SUB masu yawa da dauren kebul na kebul zuwa hukumar EGPA da ke cikin majalisar canza wutar lantarki.
Mataki 5: Power Drive. Hukumar ta EGPA tana aiki ne a matsayin sashin zartarwa na ƙarshe, tana haɓaka ƙwanƙwasa raunin dabaru daga majalisar sarrafawa da samar da keɓancewar lantarki, canza su zuwa ƙwanƙwasa mai ƙarfi tare da isasshen makamashi da matakin ƙarfin lantarki don fitar da ƙofofin SCRs kai tsaye, sarrafa sarrafa su kuma ta haka ne ke haifar da halin da ake buƙata na tashin hankali na DC.
2. Ƙa'idar Mahimmanci na Tsarin Sauyawa Mai Sauƙi
Ganewa & Yanke shawara: Mai sarrafawa C yana gano babban kuskure a cikin mai sarrafa M1 (misali, haɗarin software, kuskuren hardware). Ana aiwatar da wannan tsari ta hanyar masu sa ido na kayan aiki da kuma binciken lafiyar software.
Canjawar umarni: Bayan tabbatar da kuskuren, mai sarrafawa C nan da nan (yawanci tsakanin 10-50 millise seconds) yana aika sabbin umarnin sasantawa ta hanyar jirgin baya zuwa allunan IS200ESELH1A guda biyu: 'A kashe M1-ESEL, kunna M2-ESEL.'
Canjawar Jiki: Hukumar IS200ESELH1A ta M1 division, bayan karɓar umarnin kashewa, nan take ta yanke hanyar siginar ciki, kuma fitowar ta ya zama yanayi mai ƙarfi ko rashin sigina. Kusan lokaci guda, ana haɗa hanyar cikin gida ta hukumar IS200ESELH1A ta M2 division.
Hannu mara kyau: Saboda DSPX na M2 mai sarrafa yana bin ainihin yanayin tsarin, tsarin bugun jini da yake haifarwa yayi daidai da lokacin bugun bugun M1 a lokacin sauyawa. Don haka, lokacin da M2-ESEL ya haɗu, jerin bugun jini da hukumar EGPA ta karɓa ba ta yin tsalle kwatsam cikin lokaci ko lokaci. Fitowar halin yanzu na gadar wutar lantarki yana canzawa a hankali, filin tashin hankali na janareta ba shi da wani tasiri, kuma nauyin tsarin gaba ɗaya bai san wannan canji na ciki ba.
