GE DS200SDCCG5A Katin Kula da Tuba

DS200SDCCG5A, ko Katin Sarrafa Drive, an bayyana shi a sarari a matsayin babban allon sarrafawa a cikin EX2000 Digital Excitation System. Ba kawai tsarin shigarwa/fitarwa mai sauƙi ba ne kawai amma rukunin sarrafawa ne na tsakiya wanda ke haɗa mahimman algorithms na tsarin, dabaru na sarrafa lokaci na gaske, da ƙarfin kwamfuta mai sauri. Manufar ƙirar sa ita ce maye gurbin hadaddun abubuwan da suka dace da ma'auni mai ƙarfi na masu kula da motsa jiki na analog na al'ada tare da haɗin kai sosai, mafita na dijital na shirye-shirye, yana ba da ƙarin madaidaici, sassauƙa, kuma ingantaccen kulawar tashin hankali.

A cikin tsarin EX2000, DS200SDCCG5A yana ɗaukar mahimman ayyuka masu zuwa:

1. Gudanar da Algorithms na Gudanarwa: Yana gudanar da ainihin sarrafawa da algorithms karewa kamar Tsarin Wutar Lantarki ta atomatik (AVR), Tsarin Wutar Lantarki na Manual (FVR), Ƙimar Ƙarfafawa (OEL), da Ƙimar Ƙarfafawa (UEL).

2. Gudanar da Siginonin Shiga/Fitowa: Sarrafa da aiwatar da duk sigina daga masu iya canzawa na janareta (PTs), na'urorin wuta na yanzu (CTs), ra'ayoyin gada (ƙarfin wutar lantarki, halin yanzu), abubuwan shigar da matsayi, da sauransu.

3. Samar da Umarnin Sarrafa: Yana ƙididdigewa da fitar da bugun bugun jini don gadar Silicon Controlled Rectifier (SCR), tana sarrafa daidai ƙarfin fitarwar kuzari.

4. Daidaitowar Tsari da Sadarwa: Yana aiki azaman cibiyar sadarwa a cikin tsarin sarrafawa kuma tare da na'urori (misali, Tashar Operator, na'urar kwaikwayo).

Ainihin, DS200SDCCG5A shine sigar jiki na hankali da babban aiki na tsarin tashin hankali na EX2000. Ayyukansa kai tsaye yana ƙayyade daidaitattun daidaito, saurin amsawa mai ƙarfi, da amincin gabaɗayan tsarin tashin hankali.

2. Hardware Architecture da Design Features

Tsarin kayan masarufi na DS200SDCCG5A yana nuna ci gaba, babban abin dogaro da dabarun sarrafa masana'antu na zamaninsa (lokacin buga takardu):

1. Multi-Processor Parallel Architecture:
   Mafi shaharar fasalin DS200SDCCG5A shine amfani da na'urori masu sarrafawa 16-bit masu zaman kansu guda uku, ingantacciyar haɗe-haɗe da raba bayanai ta hanyar Ƙwaƙwalwar Rarraba Mai Sauƙi ta Dual-Ported (RAM). Wannan gine-gine yana ba da fa'idodi da yawa:

• Rarraba Aiki da Ƙwarewa: Na'urori daban-daban na iya mayar da hankali kan ayyuka daban-daban (misali, ɗaya don lissafin ƙayyadaddun wutar lantarki, ɗaya don dabaru na kariya, ɗaya don sarrafa sadarwa), haɓaka ingantaccen code da aiki na ainihi.

• Sakewa da Amincewa: Ana iya bincika ayyuka masu mahimmanci tsakanin na'urori masu sarrafawa, haɓaka juriya na kuskuren tsarin.

• Babban Aiki: Ƙarfin sarrafawa na daidaici yana ba da damar aiwatar da aiwatar da algorithms masu rikitarwa (misali, PSS - Power System Stabilizer) da sarrafa siginar I/O da yawa.

2. Ƙarfin Ƙarfafawa da Ƙarfin Sadarwa:

• Fadada RAM na Dual-Ported na waje: Katin yana goyan bayan haɗa RAM guda biyu na waje guda biyu, yana faɗaɗa sarrafa bayanai sosai da ƙarfin ajiya, tanadin sarari don daidaitawa mai rikitarwa da haɓaka ayyuka na gaba.

• Gabaɗaya-Manufa Interface Da'irori: Ya haɗa da wadatattun da'irori na gama-gari, yana ba da damar haɗin kai tare da sauran allon wayoyi da aka buga a cikin tsarin EX2000 (misali, DCFB, SLCC, NTB/3TB) don samar da tsarin haɓakawa waɗanda aka keɓance da buƙatun aikace-aikacen daban-daban (cikar tasha, ciyar da bas, guda ɗaya/gada da yawa).

• Abokin ciniki I/O Processing: Gudanarwa kai tsaye da sarrafa siginar shigarwa/fitarwa masu alaƙa da kayan aikin abokin ciniki.

3. Kariya da Sake saitin Kariya:
   Katin yana da cikakkiyar kariya ta kayan aikin sa ido wanda zai iya haifar da sake saitin tsarin kai tsaye idan aikin software ya zama mara kyau, yana hana tsarin sarrafawa 'runaways' wanda zai iya haifar da aukuwar kayan aiki. Ana ba da hanyoyin sake saitin share fage:

• Sake saitin Hardware: Ta latsa maɓallin SAKESET akan kan jirgi.

• Sake saitin siginar waje: Ta amfani da +5 zuwa +24 V dc zuwa wurin dubawar abokin ciniki (haɗe da NTB/3TB).

• Muhimmiyar Gargaɗi na Tsaro: Takaddun sun jaddada cewa ba dole ba ne a fara sake saiti mai ƙarfi lokacin da naúrar ke gudana, saboda zai haifar da tafiya ta ɗaya. Wannan yana jaddada muhimmiyar rawar da yake takawa a cikin sarkar aminci na aiki.

4. Kariyar Hayaniyar da Ƙirar-Masana'antu:
   Kamar yadda kayan aikin da aka yi niyya don matsananciyar yanayin masana'antu kamar tsire-tsire masu ƙarfi, ƙirar DS200SDCCG5A a zahiri tana bin ƙa'idodin Compatibility Electromagnetic (EMC). Yana amfani da ƙirar allo mai nau'i-nau'i da yawa, abubuwan haɓaka masu inganci, da tsauraran hanyoyin gwaji don tabbatar da ingantaccen aiki a cikin mahalli tare da tsangwama mai ƙarfi na lantarki.

3. Ayyukan Software da Ƙaddamarwa

Ƙarfin DS200SDCCG5A yana fitowa ba kawai daga kayan aikin sa ba har ma daga tsarin gine-ginen software da yake ɗauka. Software na aikace-aikacen EX2000 yana amfani da ƙira mai ƙira ta 'software block'. Waɗannan tubalan masu aiki (kamar Proportal-Integral regulators, masu samar da ayyuka, ƙofofin dabaru, masu gano matakin sigina, da sauransu) suna aiki kamar tubalan gini. Ana iya daidaita su cikin sassauƙa kuma a haɗa su ta hanyar amfani da GE's mallakin 'Akwatin Kula da Tsarin Kayan aiki' don samar da cikakkiyar dabarar sarrafawa.

A matsayin babban mai sarrafawa, DS200SDCCG5A yana da alhakin fassara da aiwatar da waɗannan tubalan software. Ayyukan software na farko da aka aiwatar sun haɗa da:

1. Mai sarrafa Wutar Lantarki ta atomatik (AVR):

• Babban mahimmanci shine Proportal-Integral (PI). Yana kwatankwacin amsawar wutar lantarki ta tasha janareta tare da saita saiti don samar da siginar kuskure, wanda aka sarrafa don fitar da siginar sarrafawa zuwa da'irar harbe-harbe.

• Yana goyan bayan Reactive Current Compensation (RCC) don daidaitaccen raba ikon amsawa tsakanin raka'a masu kamanceceniya. Za a iya daidaita matakin ramawa cikin sauƙi ta hanyar sigogin software (misali, EE.3791 ASPRCC) kuma ana iya saita shi mara kyau don Layin Drop Compensation (LDC).

• Yana da ayyuka na ci gaba kamar ƙimar da aka saita, kariya ta iska, da babban canji mai ƙaranci (don tsarin ajiya mai zafi).

2. Mai Kula da Wutar Lantarki na Manual (FVR):

• Yana ɗaukar iko lokacin da AVR ya faɗi (misali, saboda gazawar PT), yana daidaita ƙarfin fitarwar exciter/ gada kai tsaye.

• A cikin yanayin atomatik, fitarwar FVR tana bin diddigin fitowar AVR daidai, yana tabbatar da canja wuri mara ƙarfi tsakanin yanayin atomatik da na hannu.

3. Ƙuntatawa da Ayyukan Kariya:

• Ƙimar Ƙarfafawa (OEL): Yayin aiki akan layi, yana sa ido kan dumama rotor ta hanyar I⊃2;t (lokacin murabba'i na yanzu), yana ba da kariya ta lokaci-lokaci. Offline, yana ba da ƙayyadaddun ƙayyadaddun ƙayyadaddun lokaci don hana wuce gona da iri. DS200SDCCG5A yana gudanar da toshewar lokaci mai karewa mai alaƙa (PRIT1) da dabarun gano matakin sigina.

• Underexcitation Limiter (UEL): Prevents the generator from entering an unstable operating region or stator end-core overheating. Maɓallin UEL da aka aiwatar da software (aikin layi na yanki guda biyar) yana aiki tare tare da mai sarrafa PI don ƙayyadaddun ƙayyadaddun ƙaƙƙarfan iyaka na tashin hankali na halin yanzu.

• Volts per Hertz (V/Hz) Iyakance: Yana Hana jikewar maganadisu na janareta da masu taswira da aka haɗa saboda yawan ƙarfin ƙarfin lantarki-zuwa-mita yayin farawa da rufewa.

• Tafiya mai saurin wucewa ta nan take (IOC): Da sauri yana toshe bugun bugun jini lokacin da gadar halin yanzu ta wuce matakin da aka saita nan take, yana kare ikon semiconductor.

4. Firing Pulse Generation:
   DS200SDCCG5A a ƙarshe yana ɗaukar abubuwan da aka fitar daga AVR, FVR, ko FCR (Field Current Regulator), yana wuce su ta 'ƙofa mafi ƙarancin ƙima,' kuma yana haɗa wannan tare da matsayi kamar farawa/tsayawa da IOC don samar da lambar harbin gada ta ƙarshe ta SCR. Ana aiwatar da wannan aikin ta hanyar da'irar fitarwa mai sauri, yana tabbatar da daidaitaccen aiki tare da bugun jini da lokaci.

4. Tsarin Haɗin kai da Ayyukan Haɗin gwiwa

DS200SDCCG5A baya aiki a keɓe; shi ne ainihin memba na EX2000 mai kula da yanayin muhalli:

1. Haɗin kai tare da Tsarin Bayar da Bayani: Yana karɓar ƙarfin wutar lantarki na gada DC da sigina na yanzu (wanda aka rage ta hanyar SHVI / SHVM board) da siginar janareta / siginar na yanzu (daga hukumar PTCT) ta hanyar DCFB (DC Power and Feedback Board). DS200SDCCG5A ita ce ke da alhakin ƙwanƙwasa software da gyaran gyare-gyare na waɗannan ɗanyen kirga, yana mai da su zuwa daidaitattun ƙimar kowace raka'a da tsarin sarrafawa na ciki ke amfani da shi.

2. Haɗin kai tare da Tsarin Sadarwa: Sadarwa tare da Tashoshin Operator (IOS ko Innovation Series) da tashoshin injiniya (PCs da ke gudanar da Akwatin Kayan Aikin Kulawa) ta hanyar SLCC (Katin Sadarwar Sadarwar LAN) ko ayyukan haɗin gwiwar sadarwa akan LDCC. Wannan yana ba da damar saka idanu mai nisa, gyare-gyaren siga, da gano kuskure.

3. Yin hulɗa tare da Interface Interface: Haɗa zuwa dijital abokin ciniki da yawa da I/Os na analog, da kuma abubuwan da aka fitar, ta hanyar NTB/3TB (Hukumar Tashar Tasha).

4. Haɗin kai tare da na'urar kwaikwayo: DS200SDCCG5A tana goyan bayan samun dama ga ƙirar simintin ciki wanda TCCB (Hukumar Aikace-aikacen Microprocessor). Ta hanyar saita masu tsalle-tsalle na software (misali, EE.570.0 = 1), tsarin sarrafawa na iya cire haɗin kai daga ainihin janareta kuma a yi amfani da ƙirar lissafi don gwajin layi, horar da ma'aikata, da maimaita kuskure, yana sauƙaƙe ƙaddamarwa da kulawa sosai.

5. Bincike, Kulawa, da Matsala

DS200SDCCG5A yana da iko mai ƙarfi na bincikar kansa, yana samar da ginshiƙan ingantaccen tsarin EX2000:

1. Ginshikan Gwajin Ganewa:

• Yin amfani da 'Maɓallin Maɓalli da nuni) da aka haɗa zuwa SLCC, ma'aikatan kulawa za su iya gudanar da gwaje-gwaje na gwaji (misali, Gwaji 10 don duba sake dubawa na software, Gwaji 31/11 don saka idanu masu canji mai mahimmanci, Gwaji 13 don gwaje-gwajen allo).

• Maɓalli masu mahimmanci (misali, wutar lantarki VFG, filin halin yanzu IFG) ana iya tura shi zuwa wuraren gwajin DAC1/DAC2 ko MET1/MET2 akan allon NTB/3TB don kallo tare da oscilloscope ko multimeter.

2. Nuna Laifi da Rarraba:

• Lokacin da DS200SDCCG5A ya gano kuskuren ciki ko na waje, yana ba da rahotonsa ta lamba akan LEDs ɗin bincikensa guda goma na kan jirgi da nunin Programmer. Matsakaicin lambar kuskuren yana da yawa (1 zuwa 1023), yana rufe komai daga rashin ƙarfi da asarar sadarwa zuwa kurakuran checksum na software da lokacin sa ido na processor.

• Ana rarraba kurakuran da kyau kamar: Lalacewar Tafiya (Rufewa nan da nan), Lalacewar Tace (rufewa bayan jinkiri), Laifin da ba a bayyana ba, Laifin da aka sanar, Makulli (yana buƙatar sake saiti mai ƙarfi), da sauransu.

3. Kwamfuta da Daidaita Daidaitawa:
   Duk sigogin sarrafawa (misali, Kp, Ki na masu kula da PI, saituna don iyakancewa daban-daban, abubuwan ƙima) ana adana su a cikin EEPROM azaman ' EE Values.' Ma'aikata masu izini na iya amfani da Akwatin Kayan aiki na Tsarin Sarrafa ko tsarin Shirye-shiryen don canza waɗannan sigogi akan layi ko layi don haɓaka aikin tsarin ko daidaitawa da takamaiman halayen naúrar.

6. Darajar Aikace-aikacen da Kammalawa

A matsayin zuciyar EX2000 Digital Excitation System, DS200SDCCG5A yana ba da ƙima da yawa ga masu amfani:

• Ayyukan Gudanarwa na Musamman: Dangane da manyan na'urori masu sarrafawa da yawa da na'urori masu sarrafawa na ci gaba, yana ba da sauri da daidaitaccen ƙarfin lantarki da sarrafa wutar lantarki, haɓaka kwanciyar hankali.

• Dogaro Mai Matuƙar Girma: Mai sa ido na kayan masarufi, duba giciye mai sarrafawa da yawa, da cikakken tsarin gano kuskure yana rage haɗarin raguwar lokaci mara shiri.

• Fitaccen sassauci: software na zamani da kayan aiki masu daidaitawa suna ba da damar daidaitawa cikin sauƙi zuwa janareta na iyakoki daban-daban da tsarin haɗin gwiwa.

• Ƙarfafa Ƙarfafawa: Ginin na'urar kwaikwayo, wadataccen kayan aikin bincike, da share lambobin kuskure suna rage Ma'anar Lokacin Gyara (MTTR).

• Zane-zane na gaba: Faɗaɗɗen RAM da tsarin gine-gine na zamani suna ba da yuwuwar haɓaka ayyuka na gaba (misali, ƙarin hadaddun PSS, ƙarin dabaru na kariya).