GE IS200EGDMH1A Exciter Ground Detector Module

IS200EGDMH1A Module Mai Gano Ground Exciter ne wanda General Electric (GE) ya ƙirƙira don Tsarin Kula da Haɗin Haɓakawa na EX2100™. Wannan allon yana da fasalin nau'i-nau'i-biyu, tsayi-biyu (6U) kuma yana hawa a cikin Exciter Power Backplane rack (EPBP). Babban aikin IS200EGDMH1A shine gano juriya na ɗigowar filin tsakanin kowane batu a cikin kewayen filin janareta (ko dai a gefen AC ko DC) da ƙasa, yana ba da kulawa mai mahimmanci ga tsarin haɓakawa.

A cikin tsarin sarrafawa na Simplex, an saita allon EGDM ɗaya. A cikin tsarin sarrafawa mai yawa, ana saita allunan EGDM guda uku, suna aiki azaman Mai Gudanarwa C, Jagora 1 (M1), da Jagora 2 (M2). Kwamitin EGDM yana aiki tare da Module Attenuator EXAM, wanda aka ɗora a cikin Module na Ƙarfin Ƙarfafawa wanda ke cikin Ƙungiyar Taimako. Samfurin EXAM yana jin ƙarfin lantarki a fadin ƙasa mai jujjuya hankali kuma yana aika siginar zuwa allon (s) na EGDM akan kebul mai sarrafawa tara.

Kwamitin IS200EGDMH1A yana karɓar siginar fiber optic daga hukumar DSPX ta hanyar hukumar EISB. Dangane da dabaru na sarrafawa, yana ƙayyade mai sarrafa mai aiki a halin yanzu (M1 ko M2). Jagoran mai aiki yana haifar da wutar lantarki mai murabba'in ± 50 V, ana amfani da shi ta hanyar kebul zuwa ƙarshen ma'aunin ma'ana a cikin tsarin EXAM. Sigina kwandishan yana karɓar siginar da aka rage (10:1) sigina na bambanta daga mai jujjuya hankali. Wannan siginar yana wucewa ta hanyar haɓaka haɓakar haɗin kai tare da babban yanayin kin amincewa da yanayin gama gari, sannan zuwa Oscillator Sarrafa Wuta (VCO) wanda ke canza shi zuwa siginar mitar. Ana mayar da wannan siginar zuwa hukumar EISB ta hanyar jigilar fiber optic don tsarin sarrafawa don ƙididdige ƙimar juriyar ƙasa.

Jirgin yana da keɓaɓɓen samar da wutar lantarki, yana ɗaukar shigarwar 24 V dc daga jirgin baya na EPBP kuma ta amfani da masu canza DC/DC don samar da ± 65 V dc (don ƙararrawar wutar lantarki mara keɓancewa) da ware + 5 V dc da ± 15 V dc (don yanayin yanayin yanayin siginar). Fitar da wutar lantarki yana da ƙarancin ƙasa da 1.0 Ω, yana fitar da raƙuman murabba'in ± 50 V tare da iyakancewa zuwa kusan 80 mA, kuma yana da lokacin aiki na yau da kullun na 5 seconds, yana rage zuwa 400 ms yayin aikin gwaji.

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II. Babban Ayyuka

Ayyukan farko na IS200EGDMH1A sun haɗa, amma ba'a iyakance su ba, masu zuwa:

1. Gano Juriya na ƙasa

Yana auna juriyar ɗigo daga kewayen filin janareta zuwa ƙasa ta amfani da mai juriya a cikin Module Attenuator EXAM. Yanayin IS200EGDMH1A, keɓewa, da kuma ƙididdige siginar wutar lantarki a cikin ma'aunin ma'ana, yana watsa sakamakon ta hanyar fiber optics zuwa tsarin sarrafawa don ƙararrawa ko kariya daga ƙasa.

2. Sarrafa Mai Sarrafawa da Jagora / Bawa Canjawa

A cikin sabon tsarin, ana saita allon EGDM guda uku azaman C, M1, da M2. Kwamitin C yana karɓar siginar sarrafawa daga DSPX kuma yana ƙayyade ko M1 ko M2 yana aiki azaman mai sarrafa mai aiki. Maigidan mai aiki yana haifar da ƙarfin gwaji kuma yana karɓar siginar ganowa. Wannan zane yana tabbatar da ci gaba da aiki na tsarin koda kuwa kwamiti ɗaya ya kasa.

3. Gwajin Ƙarfin Ƙarfafawa

Ƙarfin wutar lantarki a cikin mai aiki mai aiki yana haifar da ƙarfin gwajin murabba'in ± 50 V da aka yi amfani da shi ga mai jujjuya hankali a cikin tsarin EXAM. Wannan ƙarfin lantarki yana fasalta ƙarancin ƙarfin fitarwa (<1.0 Ω) da iyakancewa na yanzu (kimanin 80 mA) don aminci da aminci. Lokacin aiki na yau da kullun shine daƙiƙa 5, yana raguwa zuwa 400 ms a yanayin gwaji.

4. Sigina Conditioning da Warewa

Sigina daban-daban daga mai jujjuya hankali, wanda aka rage 10:1, yana shigar da siginar kwandishan na IS200EGDMH1A. Wannan da'irar tana amfani da amplifier daban na samun haɗin kai tare da babban CMRR, sai kuma VCO don jujjuya mitar. Gabaɗayan da'irar kwandishan siginar tana da ƙarfi ta keɓaɓɓen wadata don ɗaukar yuwuwar babban ƙarfin lantarki na yanayin gama gari a ma'aunin ma'ana, tabbatar da amincin ma'aikata da kayan aiki.

5. Aikin Gwajin Kai

Na'urar sanyaya sigina na iya, bisa umarni daga sashin sarrafawa, ƙasa gefen gadar ma'aunin ma'aunin hankali. Wannan yana ba da damar auna matakin fitarwa na amplifier, aiwatar da aikin gwajin kai.

6. Sadarwar Fiber Optic

IS200EGDMH1A sanye take da masu haɗin fiber na gani guda biyu:

• Ƙananan Haɗin Fiber na gani (U201): mai karɓar HFBR2528, yana karɓar siginar oscillator daga hukumar EISB.

• Babban Haɗin Fiber na gani (U305): HFBR1528 mai watsawa, yana aika siginar mai jujjuya hankali zuwa allon EISB.

7. Alamar Matsayi

A gaban panel yana da alamun koren LED guda uku, suna nuna matsayin iko, ko an zaɓi wannan kwamiti a matsayin maigidan, da kuma ko wannan maigidan yana aika siginar gwajin 50 V.

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III. Aikace-aikacen Tsarin

1. Aikace-aikace a cikin EX2100 Excitation Control System

IS200EGDMH1A shine ainihin ƙirar don sa ido kan ƙasa a cikin Tsarin Kula da Haɗin Haɓaka na EX2100. Ayyukansa a cikin tsarin sun haɗa da:

• Kula da Laifin ƙasa: Ci gaba da lura da yanayin rufewar filin janareta zuwa ƙasa. Idan juriyar ƙasa ta faɗi ƙasa da kofa, tana fara ƙararrawa ko tada matakin kariya don hana ɓarna kuskure.

• Taimakon Gine-gine Mai Ragewa: A cikin tsarin da ba su da yawa, EGDM uku suna aiki tare. Kwamitin C yana zaɓar M1 ko M2 a matsayin mai aiki mai aiki bisa la'akari da dabaru, yana tabbatar da ci gaba da aikin sa ido koda kuwa kwamiti ɗaya ya gaza.

• High Voltage Isolation: Provides electrical isolation between the high-voltage side and the low-voltage control system through isolated power supplies and fiber optic communication, ensuring personnel safety.

• Gano kai: Gina-ginen aikin gwajin kai yana tabbatar da matsayin aiki na da'irar kwandishan sigina da ƙara ƙarfin ƙarfi, haɓaka amincin tsarin.

2. Yanayin Aikace-aikace na al'ada

• Kariyar ƙasa don tsarin haɓaka janareta na aiki tare

• Rotor ƙasa saka idanu don tururi janareta

• Kula da insulation don da'irorin filin janareta na ruwa

• Gano kuskuren ƙasa don tsarin turbin gas

• Kariya ga masana'antu manyan tsarin motsa jiki

  
  

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IV. Cikakken Bayanin Interface

1. J2C Connector

J2C shine mai haɗin 9-pin don haɗi zuwa Module Attenuator EXAM, ɗauke da siginar ganowa da sarrafawa. Ayyukan fil sune kamar haka:

2. Fiber Optic Connectors

• Ƙananan Haɗin Fiber Optic (U201): Yana karɓar siginar oscillator daga hukumar EISB don aiki tare da sarrafawa.

• Babban Haɗin Fiber na gani (U305): Yana watsa siginar gano sharadi zuwa hukumar EISB don sarrafawa ta tsarin sarrafawa.

3. Masu Haɗin Jirgin Baya (P1/P2)

IS200EGDMH1A yana haɗawa zuwa rakodin EPBP ta hanyar masu haɗin jirgin baya P1 da P2, suna karɓar ikon 24 V dc da amfani da fil ɗin shirin akan P2 don saita rawar allo (C, M1, ko M2).

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V. Alamomi da wuraren gwaji

1. Alamomin Gaban Gaba

LEDs koren LED guda uku waɗanda ke saman gaban panel ɗin suna ba da ƙimar ƙimar allon sauri:

A cikin tsarin da ba a yi amfani da shi ba yayin aiki na yau da kullun, allon daya (M1 ko M2) yakamata ya kasance yana haskaka ledojinsa na tsakiya da na ƙasa, yayin da allon C kawai yana da babban LED ɗinsa.

2. Abubuwan Gwaji

Ana samun wuraren gwaji a gaban panel don ƙaddamar da kan-site da matsala. Koma zuwa Hoto 4 a cikin takaddar don takamaiman wuraren gwajin gwaji da ma'anar sigina.

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VI. Shigarwa da Sauyawa

1. Wuri Mai hawa

Kwamitin IS200EGDMH1A yana sakawa cikin ramin da aka keɓance a cikin EX2100 Exciter Power Backplane rack (EPBP). Tsarin Simplex yana amfani da rami ɗaya; m tsarin suna amfani da ramummuka guda uku. Tabbatar cewa allon ya zama cikakke kuma an ɗaure sukurori yayin shigarwa.

2. Tsarin Sauya Wurin Layi (Tsarin Ƙarfafawa)

Gargadin Tsaro:

• GARGAƊI: Don hana girgiza wutar lantarki, kashe wutar lantarki zuwa abin motsa jiki kuma bi cikakkun hanyoyin rage kuzari da aka zayyana a cikin EX2100 Installation and Startup Guide (GEH-6631). Bi duk ayyukan Kullewa/Tag-out na gida.

• HANKALI: Don hana lalacewar ɓangarori da ke haifar da tsayayyen wutar lantarki, bi da duk alluna tare da dabarun kulawa a tsaye. Saka madauri mai ƙasa da hannu da kuma adana alluna a cikin jakunkuna marasa ƙarfi.

Matakan Maye gurbin:

1. Tabbatar da Kashe Wuta: Kafin buɗe ƙofar majalisar sarrafawa, gwada da'irorin lantarki don tabbatar da kashe wuta.

2. Label na igiyoyi: Tabbatar cewa duk igiyoyin suna da lakabi daidai don sake haɗawa cikin sauƙi.

3. Cire haɗin Fiber Optics: Cire masu haɗin fiber optic guda biyu daga gaban allo.

4. Cire Tsohuwar allo:

• Sake sukurori a sama da kasan farantin fuska kusa da shafukan masu fitar da su (skru suna kama).

• Cire allon allon ta ɗaga duka shafuka masu fitarwa.

• A hankali cire allo a hankali daga cikin tarkace ta amfani da hannaye biyu.

5. Shigar Sabon allo:

• Daidaita sabon allo tare da madaidaicin ramin kuma tura shi tare da jagororin.

• Yin amfani da manyan yatsan hannu, danna sama da kasa na farantin fuska lokaci guda don fara zaunar da allo.

• A madadin haka, ƙara ƙarar skru na sama da ƙasa daidai gwargwado don tabbatar da cewa allon ya zauna daidai.

6. Sake haɗa Fiber Optics: Sake haɗa igiyoyin fiber optic guda biyu zuwa sabon allo kamar yadda aka lakafta.

7. Mayar da Wuta: Rufe ƙofar majalisar, maido da wutar lantarki zuwa tsarin zumuɗi ta bin matakai, da gwajin aiki.

3. Tsarin Maye gurbin Kan layi (Tsarin Mai Ragewa)

A cikin tsarin kulawa maras nauyi, ana iya maye gurbin allon EGDM da ya gaza yayin da mai kuzari ke gudana.

Gargadi na Haɗari: Yayin maye gurbin kan layi, sauran masu sarrafawa, samar da wutar lantarki, da allunan tasha suna kasancewa cikin kuzari da aiki. Dole ne a yi taka tsantsan don guje wa taɓa wasu sassa masu rai ko haifar da gajeriyar kewayawa.

Matakan Maye gurbin:

1. Gano Kwamitin da Ba a Yi nasara ba: Tabbatar da gazawar EGDM ta amfani da alamun gaban gaban da kuma bincikar Akwatin Kayan aiki.

2. Sashe na Ƙarfafa Ƙarfafa: Kashe abin da ke cikin sashin da ya dace a cikin EPDM (Exciter Power Distribution Module) wanda ke ba da wutar lantarki zuwa ramin da ke dauke da allon da ya gaza, ya hana wannan sashin.

3. Tabbatar da Ƙarfafawa: Bincika cewa LEDs na EGDM sun kashe, tabbatar da sarrafawa ya koma wani maigidan. Bincika cewa alamar sashin EPDM mai dacewa da alamun EPSM sun kashe.

4. Cire haɗin Fiber Optics: Cire masu haɗin fiber optic guda biyu daga gaban allon da ya gaza.

5. Cire allon da bai yi nasara ba: Daidai da tsarin layi.

6. Sanya Sabon allo: Daidai da tsarin layi.

7. Sake haɗa Fiber Optics: Sake haɗa igiyoyin fiber optic kamar yadda aka lakafta.

8. Mayar da Wuta: Sake amfani da iko zuwa sashin daga EPDM. Bincika cewa alamar wutar lantarki a sabuwar hukumar EGDM tana haskakawa, kuma koren wutar lantarkin da ke kan allunan masu sarrafawa daidai suna haskakawa.

9. Rufe Ƙofar: Rufe ƙofar majalisar sarrafawa bayan tabbatar da aiki na yau da kullun.

   
   

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