1. Dalilin da ya sa Daidaiton Rabo tsakanin Makamashin Zafi da Samar da Wuta yake da Muhimmanci ga Sabbin Tsirran Wutar Lantarki
Rukunin wutar zafi (thermal power) har yanzu su ne ginshikin daidaitacciyar tushen wuta ga manyan hanyoyin rarraba wutar duniya. Shigar makamashin sabuntawa yana tilasta wa rukunin wutar zafi su rika yin sauyin kaya da yawa (peak regulation). Rashin daidaituwa tsakanin cinye makamashi da fitar da wuta ya zama babban kalubalen aiki. Tsofaffin hanyoyin sarrafa hannu ba sa iya biye wa canjin kaya a lokaci na ainihi. Rarraba makamashi ba daidai ba yana jawo ɓata mai/kwal da haɗarin rashin kwanciyar tsarin wutar lantarki. Kayan aikin sarrafa masana’antu (industrial automation) na magance wannan matsala ta hanyar tsarin DCS mai wayo. Daidaitaccen daidaita DCS yana kulle madaidaicin rabo tsakanin shigar makamashi da fitar da wuta. A lokaci guda yana inganta tattalin arzikin aikin tasha, kwanciyar hankali da kuma ƙarancin hayaki mai gurbata muhalli (low‑carbon performance).
2. Illolin Aiki na Gaskiya da Rashin Daidaiton Rabo na Makamashi ke Haifarwa
Yawancin tsofaffin rukunin wutar zafi suna amfani da saitattun sigogin aiki na dindindin. Harkar ƙona kwal, samar da tururi da samar da wuta ba su da haɗin kai na ainihi (dynamic linkage). Yawan shigar mai/kwal yana haifar da zafin da ya wuce kima ba tare da ƙarin fitowar wuta ba. Rashin isasshen rabo tsakanin iska da mai (air‑fuel ratio) yana rage tasirin ƙonewa kuma yana ƙara fitar NOx. Aikin na’urorin taimako ba tare da buƙata ba yana ƙara cin wutar na’urorin taimako cikin ɓoye. Bayanai daga filin aiki suna nuna cewa rukunin da ba a inganta su ba suna ɓata kashi 2–5% na kwal ma’auni a kowace shekara. Yawan karkacewar sigogi ma yana ƙara yiwuwar tsayawar gaggawa marar shiri. Waɗannan kura-kurai suna takaita sassaucin bin sauyin bukatar grid ɗin wuta ga tsofaffin kadarorin wutar zafi.
3. Sabon Tsarin Sarrafa DCS don Daidaita Daidaiton Makamashi Mai Matsawa (Dynamic)
Sabbin DCS da aka inganta sun bar tsohon yanayin sarrafa ƙimar dindindin (static fixed‑value control). Yana amfani da sarrafa hasashen samfurin MPC (model predictive control) da ingantaccen ka'idojin fuzzy. Tsarin yana gina cikakken hangen bayanai na dukkan muhimman maki na tsarin zafi. Yana sa ido kan gudanawar mai/kwal, adadin iskar oxygen a hayakin shaye-shaye da kuma nauyin turbin a ainihin lokaci. DCS tana daidaita shigar makamashi da bukatar kaya ta grid a ainihin lokaci ta atomatik. Yana daidaita rabon iska na sakandare da haɗin bawul ɗin tururi a lokaci guda. Bugu da ƙari, yana rage ƙarfin wutar na’urorin taimako ta hanyar tsara aikin su cikin hikima. Wannan tsarin sarrafa rufe madauki (closed‑loop) yana tabbatar da daidaito mai motsi tsakanin cinye makamashi da abin da ake fitarwa.
4. Manyan Fa’idodin Kayan Aikin Masana’antu na DCS da Aka Inganta
DCS ya bambanta da PLC mai aikin guda ɗaya a cikin manyan tsarin wutar zafi. Yana tallafawa sarrafa haɗin gwiwar manyan nodes da dama da kuma nazarin manyan bayanai (big data analysis). DCS mai haɗa gajimare da gefen na’ura (cloud‑edge integrated) yana ƙara ƙarfin sarrafa nesa. Yana rage lokacin amsa canjin kaya da kuma rage sa hannun ɗan adam a aiki. Koyon kai na algorithm mai hankali yana daidaita da canje-canjen ingancin kwal. Yana gyara sigogin sarrafawa ta atomatik don guje wa jinkirin daidaitawar hannu. Wannan sabuntawar sarrafa kansa tana inganta ƙarfafa da ɗorewar aikin rukunin wutar daga tushe.
5. Shari’un Injiniya da Aka Tabbatar da su tare da Bayanai na Gaskiya
Shari’a 1: Kamfanin China Banji Power Plant ya ƙaddamar da tsarin DCS na farko a duniya mai dogaro da gajimare a kan na’urar 1000MW ultra‑supercritical. Bayan inganta tsarin sarrafa makamashi na tukunyar jirgi da turbin da kuma sigogin rabo na iska da mai masu motsi, cin kwal na rukunin ya sauka zuwa 261.4g/kWh, matakin jagora a masana’antu. Tashar tana rage fitar CO₂ na shekara-shekara da ton 150,000.
Shari’a 2: Wani rukunin wutar zafi na cikin gida mai 600MW ya ɗauki DCS mai hasashen MPC tare da ƙananan modules na fuzzy da aka saka ciki. A lokacin zurfin aikin peak regulation, saurin amsar nauyin rukunin ya ƙaru da 33%, cin kwal na samar da wuta ya ragu da 1.2g/kWh, kuma yawan tsayawar gaggawa marar shiri ya ragu da 75% a shekara.
Shari’a 3: Wata tashar wuta a arewa ta inganta dabarar haɗa na’urorin taimako ta DCS, ta ba da damar sarrafa VFD mai hankali ga masussuka da famfo. Adadin cin wutar na’urorin taimako ya ragu daga 5.1% zuwa 3.9% bayan sabuntawa, yana ajiye sama da 3 miliyan kWh na wuta a kowace shekara.
6. Yanayin Maganin Daidaita Daidaiton Makamashi na DCS da Aka Daidaita
Yanayin Sauyin Kaya na Peak Regulation: DCS tana amfani da daidaita sigogi mai koyi da kansa don yawan sauya kaya, tana guje wa yawan shigar makamashi da rage bambancin cin kwal.
Yanayin Ƙonewar Kwal mai Sauya Inganci: Intelligent DCS na gano canjin ingancin kwal ta nazarin bayanai a ainihin lokaci, tana daidaita sigogin ƙonewa don tabbatar da mafi kyawun tasirin juyar da makamashi.
Yanayin Aiki Mai Ƙananan Kaya Amma Mai Dorewa: DCS tana inganta sigogin mafi ƙarancin iyakar ƙonewa mai ɗorewa, tana tabbatar da daidaiton makamashi tare da tabbatar da tsaron aikin rukunin.
Marubuci: Fang Zekai, Injiniya Mai Sana’a – Tsarin Sarrafa Kanshi & Tsarin Kula da Tsari ga Abokan Harkar Man Fetur & Iskar Gas na Duniya.
