Aikin Rupsha 800MW Combined Cycle Power Plant Project (Khulna) shine aikin EPC mafi girma na injin turbine guda ɗaya a Bangladesh. Wurin yana cikin birnin Khulna na Bangladesh, yana da nisan kilomita 7.7 daga birnin Khulna.
Mai saka hannun jari da mai shi sune Bangladesh Northwest Power Generation Co., Ltd. (NWPGCL), kuma babban dan kwangilar EPC shine haɗin gwiwar Shanghai Electric Group Co., Ltd. (SEC) da Ansaldo na Italiya (AEN), da Fujian Yongfu Electric. Power Design Co., Ltd. (YONGFU) Don binciken aikin da sashin ƙira.Aikin tashar samar da wutar lantarki mai karfin megawatt 800 a Bangladesh Rupusha ya hada da injin injin din “F”-class (Alstom GT26), injin injin injin gas guda biyu, na'urorin zafi biyu na sharar gida, injin turbin mai sanyaya iska kai tsaye da injin injin tururi guda biyu. Kamfanin wutar lantarki yana amfani da iskar gas a matsayin babban man fetur da dizal mai sauri HSD a matsayin man fetur. Ana aika wutar lantarki daga layin tare da madaukai biyu na 230kV kuma an haɗa su zuwa tashar kudanci na PGCB National Grid Khulna.
Ana amfani da fam ɗin ruwa na OTC na injin turbine mai ƙarfin megawatt 800 da ke haɗa tashar wutar lantarki a Bangladesh Rupusha ana amfani da ita don ci gaba da samar da ruwa zuwa turbine OTC da kuma samar da ruwan zafi ga na'urar bushewa ta OTC da mai rage matsa lamba (duba Hoto 3). Akwai raka'a biyu gabaɗaya, kowace naúrar tana sanye take da 2 100% iya aiki na OTC feedwater, ɗaya yana gudana ɗayan kuma jiran aiki. Isarwa matsakaici suna: OTC ruwa; PH darajar: 9.2 ~ 9.6; taurin: 0 mmol/l; yawan aiki: ≤ 0.3ms / cm; abun ciki na oxygen: ≤ 7mg/l; ions baƙin ƙarfe: ≤ 20 mg/l; jan karfe ions: ≤ 5mg/l; Ya ƙunshi silicon dioxide: ≤ 20mg/l.
A cikin aikin sake zagayowar naúrar, ruwan ciyarwa daga tukunyar mai zafi mai zafi (HRSG) mai matsananciyar matsin tattalin arziki yana shiga cikin OTC mai matsa lamba, kuma zafin da aka samu ta hanyar iskar zafi da aka dawo dashi yana shiga cikin tsarin zazzagewar tururi-ruwa.
Ana buƙatar famfon ciyarwar OTC don saduwa da yanayin aiki daban-daban na injin turbin gas OTC. Lokacin da famfon mai gudana ya yi tafiya da gangan, za a iya sanya fam ɗin jiran aiki ta atomatik. Domin biyan buƙatun na musamman na farawa, rufewa da yanayin gwaji, ana iya sarrafa shi da hannu akan wurin, kuma an sanye shi da na'urar sarrafa nesa ta DCS a cikin ɗakin kula da naúrar.
Kamfanin Shanghai Electric Group Co., Ltd. (SEC) ya sayi famfunan ruwa na OTC guda 4 da ke cikin injin turbine mai karfin megawatt 800 da ke Rupsha na kasar Bangladesh. Bayan zagaye da yawa na sadarwar fasaha, Q&A na bidiyo, da tattaunawar kasuwanci, a ƙarshe sun zama ƙungiya. The SLDT Multi-stage centrifugal famfo gyare-gyare da kuma ɓullo da da Dalian shuka ya sanar da nasarar cin nasara.
Famfu na ciyarwar OTC yana amfani da API610-BB4-ƙarshen biyu yana goyan bayan fafutukar harsashi guda-ɗaya a kwance a kwance da yawa-mataki centrifugal famfo wanda Dalian shuka na Liancheng Group ya ƙera kuma ya haɓaka. Samfurin sa shine SLDT80-260D × 9 famfo centrifugal multi-mataki.
OTC ciyar da famfo ruwa, aikin wannan famfo tashar yana da alaƙa da amincin duk na'urar, kuma abubuwan da ake buƙata don aminci da kwanciyar hankali suna da girma sosai.
Don famfo ruwa na OTC, abu na farko da za a yi la'akari da shi shine yanayin ci gaba, balaga, aminci da amincin famfo, kuma ana buƙatar musayar fasaha mai zurfi, shawarwari da bincike. OTC feed water famfo shine mabuɗin kayan aikin injin turbin iskar gas na 800MW hade tashar wutar lantarki. Sai kawai ta zabar masu samar da kayayyaki masu kyau da ingantaccen ƙira da fasaha na masana'antu za a iya tabbatar da ci gaba da aiki na kayan aikin wutar lantarki, haɓaka abubuwan da ake buƙata na kamfanoni da kuma tsawon lokaci na sake zagayowar tashar wutar lantarki ta 800MW.
Nasarar da aka yi na sayar da famfun ruwa na OTC na Rupsha 800MW iskar gas a hade tashar wutar lantarki a Bangladesh ya nuna cewa famfon na OTC na kamfanin a fagen samar da wutar lantarki ya sami cikakkiyar amincewa daga abokan ciniki don ingantaccen ƙarfinsa, kuma yana ƙara ƙarfafawa. jagorancin fasaha na kamfanin a cikin masana'antu. Haɓaka gasa kasuwa.
Bugu da kari, da SLDT jerin BB4 Multi-mataki centrifugal famfo tsara da kuma ɓullo da Dalian shuka na Liancheng Group da aka samu nasarar amfani a cikin coking aikin na Shanxi Lubao Group Co., Ltd. don tallafawa busassun quenching sharar zafi tukunyar jirgi ciyar da ruwa famfo. (Tsarin ruwa T = 158 ℃), da Cathay Zhongke Tsaftace Tushen zafi mai sharar ruwa yana ciyar da famfo ruwa (zazzabi mai zafin jiki na ruwa). T = 120-130 ℃) da sauran ayyukan injiniya a cikin aikin samar da wutar lantarki na Energy Technology Co., Ltd.
A takaice, dangane da manufar ci gaban kore, ƙungiya mai mahimmanci, kulawa da hankali, ci gaba da samar da abokan ciniki da sabis na farko, aiki tare da abokan ciniki don ƙirƙirar tsabta, ƙananan carbon, aminci da ingantaccen makamashi, ci gaba da ɗaukar hanya mai girma. -Ingantacciyar haɓaka makamashi, da kuma ci gaba da ƙirƙirar ayyuka masu tsabta mai tsabta, ƙarancin carbon-carbon shine manufa da manufar da ba ta canzawa ba na shuka Dalian na rukunin Liancheng.
Lokacin aikawa: Yuli-21-2021