IS200TSVCH1A shine babban abin dubawa na tsarin sarrafa servo a cikin tsarin sarrafawa na General Electric (GE) Mark VIe. A matsayin Servo Input / Output Terminal Board (TSVC), IS200TSVCH1A an ƙera shi musamman don yin hulɗa tare da fakitin processor na PSVO I / O da direban WSVO servo, yana ba da tuƙi na yanzu don bawul ɗin lantarki-na'ura mai aiki da karfin ruwa akan turbin gas, yayin da lokaci guda ke samun siginar amsawar matsayi na Layin Layi Vari Na'urori masu auna firikwensin ƙin yarda (LVDR). Kwamitin yana goyan bayan daidaitawar simplex da sau uku Modular Redundant (TMR), biyan buƙatun kulawa wanda ya fito daga sauƙi zuwa mafi mahimmancin bawul ɗin shigar da injin turbine da bawul ɗin injin turbin gas.
Babban fasalin sigar TSVCH1 ita ce tashoshi huɗu na keɓewa a kan jirgin (T1 zuwa T4), waɗanda ke ba da ikon keɓantaccen tashin hankali don na'urorin firikwensin matsayi na LVDT/LVDR. Wannan ƙirar galvanic keɓance yadda ya kamata yana hana hayaniyar yanayi na gama gari da tsangwama na madauki na ƙasa, yana tabbatar da daidaito mai tsayi da tsayin daka na siginonin martani. IS200TSVCH1A na iya ɗaukar lokaci guda har zuwa siginar martani na matsayi na 8 LVDT da siginonin ƙimar ƙimar bugun jini guda 2, kuma yana fitar da igiyoyin sarrafa bawul ɗin 2 servo (kowannensu yana iya tuƙi har zuwa coils 3), gabaɗaya yana rufe daidaitattun buƙatun sarrafa servo na bawul ɗin tururi da bawul ɗin mai a cikin manyan ƙungiyoyin samar da wutar lantarki.
Tsarin Gine-gine da Maɓalli na Maɓalli
IS200TSVCH1A yana aiki cikin daidaituwa tare da fakitin PSVO I/O da direban WSVO servo a cikin majalisar kulawa. Sassan sarrafawa guda uku (R, S, da T) sun dace da PSVO guda uku da WSVO guda uku, an haɗa su ta hanyar haɗin J1 (zuwa PSVO) da masu haɗin J2 (zuwa WSVO) a kan jirgi don haɗin kai-da-wasa. Hukumar tana ba da abubuwan shigar wutar lantarki na 28 V DC masu zaman kansu don kowane sashe (ta hanyar haɗin J28). Kayan wutar lantarki na sassan uku sun keɓanta a kan allo kuma ana iya kunna ko kashe su da hannu ta amfani da maɓalli SW1, SW2, da SW3, suna tallafawa kiyaye kan layi.
A cikin tsarin TMR, kowane fitarwa na servo zai iya fitar da coils masu zaman kansu guda uku, yana ba da damar fitowar matakin 2-fita-3 na kayan aiki. Ko da coil guda ɗaya ya gaza, ragowar coils biyu na iya ci gaba da kiyaye ƙarfin sarrafawa na al'ada na bawul. Hakanan hukumar tana da fasalin hanyar tafiya ta gaggawa (JD1 ko JD2) don karɓar siginar balaguron waje daga Module Kariya (PPRO). Ƙarƙashin yanayi mara kyau kamar saurin gaggawar gaggawa, wannan yana tilasta rufe bawul, yana aiki azaman madaidaicin aminci don amplifier na servo.
Wani sanannen fasalin TSVCH1 shine 'sadarwar kashe kansa' a cikin tashar fitarwa ta servo. Ƙarƙashin sarrafa firmware, lokacin da matsayin bawul ɗin ya wuce iyakokin amincinsa, wannan relay yana rage siginar fitarwa na PSVO zuwa sigina na gama gari, yana rage saurin servo na yanzu zuwa sifili. Sa'an nan bawul ɗin ya koma wurin aminci a ƙarƙashin ƙarfin bazara ko na ruwa. Wannan jihar tana buƙatar umarnin sake saiti na hannu don sharewa, tabbatar da tsarin ba zai murmure ba da gangan kafin a tabbatar da laifin da kuma magance shi.
Cikakken Ayyukan Mahimmanci
1. Tashoshin fitarwa na Servo
IS200TSVCH1A tana ba da cikakkun tashoshi biyu masu zaman kansu na servo na yanzu, kowane mai daidaitawa kamar:
An zaɓi kewayon servo na yanzu ta hanyar masu tsalle-tsalle masu tsalle-tsalle, suna tallafawa matakan daidaitattun matakan ± 10 mA, ± 20 mA, ± 40 mA, ± 80 mA, da ± 120 mA, kazalika da haɗuwa mara daidaituwa. Masu tsalle-tsalle a lokaci guda suna saita daidaitaccen juzu'i mai iyakancewa na ciki, yana tabbatar da direban WSVO yana da isassun iyakar ƙarfin lantarki mai ƙarfi a cikin nau'ikan magudanar ruwa. Hukumar tana goyan bayan tsayin kebul na servo na har zuwa mita 300 (ƙafa 984), tare da matsakaicin juriyar juriyar kebul na hanya biyu na 15 Ω, yana biyan buƙatun shimfidar wuri na manyan raka'a.
2. Ra'ayin Matsayin LVDT
IS200TSVCH1A na iya karɓar har zuwa tashoshi 8 na LVDT ko siginonin firikwensin matsayi na LVDR. Ana iya daidaita kowane madauki na sarrafa servo tare da na'urori masu auna firikwensin LVDT 1, 2, 3, ko 4, samun nasarar amsa guda, dual, sau uku, ko sau huɗu. TSVCH1 yana ba da 7 V rms, 3.2 kHz ƙarfin motsa jiki don LVDTs ta hanyar keɓancewa guda huɗu T1 zuwa T4, tare da juriyar murdiya ta ƙasa da 1%. Keɓantaccen ƙirar gaba ɗaya ya raba da'irar firikwensin daga na'urar lantarki mai sarrafawa, yadda ya kamata yana rage tsangwama-yanayin gama gari.
Siginar fitarwa na LVDT AC (yawanci 0.7 V rms a matsayi na sifili da 3.5 V rms a cikakken bugun jini) an canza shi zuwa siginar DC akan allo, an daidaita shi ta hanyar matattarar ƙarancin wucewa, kuma a aika zuwa fakitin PSVO I / O don juyawa A / D ta hanyar haɗin DC-37. Kowace tashar martani tana fasalta duka ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun tsarin software. A cikin saitin firikwensin firikwensin, idan firikwensin ɗaya ya gaza, tsarin sarrafawa ta atomatik ya keɓe shi daga lissafin martani kuma ya canza zuwa firikwensin lafiya, yana samun aiki mara yankewa.
3. Matsakaicin Rate na Pulse
IS200TSVCH1A yana ba da tashoshi na shigar da ƙimar bugun jini guda biyu, masu jituwa tare da duka abubuwan ɗaukar hoto mai ƙarfi da masu jujjuya ƙimar bugun jini mai aiki (nau'in TTL) tare da musanyawa ba tare da saitin kayan masarufi ba. Waɗannan abubuwan shigar guda biyu galibi ana amfani da su don auna kwararar mai da kwararar mai a cikin aikace-aikacen injin injin gas, kuma galibi ba a amfani da su a aikace-aikacen injin tururi.
Abubuwan shigar da ƙimar bugun bugun jini na iya saka idanu akan kewayon mitar 2 Hz zuwa 12 kHz. Kayayyakin wutar lantarki na 28 V DC guda uku da aka gabatar ta hanyar mai haɗa J28 sune diode high-zaɓi kuma na yanzu-iyakantacce akan allon don samar da tashin hankali na 24 V DC don bincike mai aiki. Ana zana siginar shigarwa kuma ana sarrafa su a cikin fakitin PSVO I/O akan ƙimar 10 ms ko 20 ms. Ana goyan bayan tsayin kebul har zuwa mita 300, tare da kebul na murɗaɗɗen garkuwa da aka ba da shawarar.
4. Safety da Redundancy Features
IS200TSVCH1A yana haɗa garantin aminci da yawa:
Tafiyar Gaggawa : Ana haɗa siginar balaguron waje daga tsarin kariyar PPRO zuwa mai haɗa JD1 ko JD2. A cikin aikace-aikacen simplex, siginar balaguro kai tsaye yana sarrafa relay K1 akan allon, cire haɗin fitarwar servo da amfani da son rai don tilasta rufe bawul. Wannan aikin yana aiki ne kawai lokacin da aka fitar da coils na servo daga sashin R, kuma yana da mahimmanci don tabbatar da cewa sauyawa SW1 yana cikin ON matsayi kuma an haskaka koren DS1 LED, yana nuna cewa P28T yana samuwa don kewaya K1.
Zaɓen Fitar da TMR : A cikin tsarin TMR, coils uku na kowane tashar servo ana sarrafa su da kansu. Rashin gazawar direba guda ɗaya baya shafar ƙarfin iko gaba ɗaya akan bawul. A halin yanzu, fakitin PSVO I/O yana sa ido kan siginar martani na servo na yanzu da LVDT na kowane tashoshi a ainihin lokacin, yana ba da ƙararrawar ganowa idan an wuce iyaka.
Kulawa akan layi : Ciyarwar wutar lantarki ta 28V guda uku ana sarrafa su ta hanyar sauyawa SW1, SW2, da SW3. Lokacin da PSVO ko WSVO a cikin wani sashe na musamman ke buƙatar maye gurbin, kawai maɓallin wuta don tashar da ta dace yana buƙatar kashewa. Sa'an nan za a iya cire bangaren lafiya yayin da sauran tashoshi ke ci gaba da kula da servo, ba tare da buƙatar kashewa ba.
5. Kanfiguration da Diagnostics
Tsarin kayan aiki na IS200TSVCH1A galibi ana yin su ta hanyar tsalle-tsalle. A cikin aikace-aikacen simplex, JP1 ya zaɓi nada halin yanzu na Servo 1, kuma don Servo 2 ta JP2. A cikin aikace-aikacen TMR, JP1, JP3, da JP5 sun zaɓi igiyoyin coil uku na Servo 1, da tashoshi uku na Servo 2 ta JP2, JP4, da JP6. Bugu da ƙari, hukumar tana da maɓallan wutar lantarki guda uku (SW1-SW3) da madaidaitan alamun LED (P28R, P28S, matsayi P28T). Duk sauran sigogin servo (kamar su na yanzu na yanzu, adadin madaidaitan coils, adadin firikwensin LVDT, lokutan tacewa, da sauransu) an saita su a cikin fakitin PSVO I/O ta aikace-aikacen ToolboxST.
IS200TSVCH1A, aiki tare da fakitin PSVO I/O, yana ba da cikakkiyar ɗaukar hoto:
Servo na halin yanzu baya iyaka ko rashin amsa kuskure.
Siginar martani na LVDT daga kuskuren iyaka (mai yiwuwa).
Kuskuren guntu ID guntu (yana hana maye gurbin allon kuskure).
Karatun guntu ID ta atomatik akan kowane mai haɗawa, tabbatar da nau'in allo, lambar serial, da bita.
Ana iya duba duk bayanan bincike da sake saitawa daki-daki ta ToolboxST, sauƙaƙe wurin kuskure cikin sauri da ƙuduri.
Yanayin aikace-aikace
Ana amfani da IS200TSVCH1A da farko a cikin madaidaicin ikon sarrafa manyan injina masu juyawa:
Turbine babban tururi shigar da bawul matsayi iko.
Tushen turbine yana maimaituwa sarrafa bawul ɗin shigar da tururi.
Gas turbine man iko bawul iko (gas ko ruwa man fetur).
Feedwater famfo injin turbine gwamna bawul iko.
Jagorar shigar da kwampreso vane da sarrafa bawul ɗin matsawa.
Duk wani tsarin servo-hydraulic servo yana buƙatar babban abin dogaro, babban madaidaici, da tuƙi na USB mai nisa.
A cikin tsarin TMR, IS200TSVCH1A guda ɗaya ta cika cikakkiyar buƙatun sarrafawa na bawuloli masu mahimmanci, yana ba da garanti mai ƙarfi don amintaccen aiki na rukunan samar da wutar lantarki. A cikin aikace-aikacen simplex, ƙaƙƙarfan girmansa da ingantaccen aiki kuma na iya isar da babban iko na servo don ƙananan raka'a ko tsarin taimako.
