Rupsha 800MW Combined Cycle Power Plant Project (Khulna) bụ nnukwu otu ụlọ ọrụ ọkụ ọkụ ọkụ EPC na Bangladesh. Ebe dị na Khulna City, Bangladesh, saịtị ahụ dị naanị kilomita 7.7 site n'obodo Khulna.
Onye na-etinye ego na onye nwe ya bụ Bangladesh Northwest Power Generation Co., Ltd. (NWPGCL), na onye ọrụ nkwekọrịta EPC n'ozuzu bụ njikọ nke Shanghai Electric Group Co., Ltd. (SEC) na Ansaldo nke Italy (AEN), na Fujian Yongfu Electric. Power Design Co., Ltd. (YONGFU) Maka nyocha ọrụ na ngalaba nhazi.Igwe ọkụ ikuku gas 800MW jikọtara ọdụ ụgbọ ike okirikiri dị na Bangladesh Rupusha gụnyere turbin gas abụọ “F”-klas (Alstom GT26), igwe na-emepụta turbine gas abụọ, igwe na-ekpo ọkụ abụọ na-ekpofu ọkụ, turbines ikuku jụrụ oyi na ikuku turbine abụọ. Ụlọ ọrụ ọkụ na-eji gas sitere n'okike dị ka isi mmanụ ọkụ na mmanụ dizel dị elu HSD dị ka mmanụ ndabere. A na-ezipụ ike nke ụlọ ọrụ ọkụ site na ahịrị na 230kV loops abụọ ma jikọọ na mpaghara ndịda nke PGCB National Grid Khulna.
A na-eji mgbapụta mmiri OTC na-eri nri nke 800MW gas turbine jikọtara ọdụ ike okirikiri na Bangladesh Rupusha maka inye mmiri na-aga n'ihu na turbine gas OTC na inye mmiri na-ekpo ọkụ na OTC desuperheater na nrụgide nrụgide (lee foto 3). Enwere nkeji abụọ na mkpokọta, nke ọ bụla nwere ikike nfuli mmiri nri OTC 2 100%, otu na-agba ọsọ na nke ọzọ nọrọ na njikere. Aha nnyefe: OTC mmiri; PH uru: 9.2 ~ 9.6; ike: 0mmol/l; conductivity: ≤ 0.3ms / cm; ikuku oxygen: ≤ 7mg/l; ion ígwè: ≤ 20 mg / l; ọla kọpa ions: ≤ 5mg/l; Nwere silicon dioxide: ≤ 20mg/l.
Na ngwakọta okirikiri ọrụ nke unit, feedwater si n'efu okpomọkụ ji esi mmiri ọkụ (HRSG) elu-nrụgide economizer abanye na elu-nrụgide OTC, na okpomọkụ tọhapụrụ site na enwetara ikuku ọkụ na-abanye na uzuoku-mmiri mgbasa usoro.
A na-achọrọ mgbapụta mmiri nri OTC iji zute ọnọdụ ọrụ dị iche iche nke turbine gas OTC. Mgbe mgbapụta na-agba ọsọ na-apụ na mberede, mgbapụta njikere nwere ike itinye ya n'ọrụ na-akpaghị aka. Iji mezuo ihe ndị pụrụ iche chọrọ maka mmalite, nkwụsị na ọnọdụ ule, enwere ike iji aka ya rụọ ọrụ na saịtị, ma kwadebere ya na DCS remote interface interface n'ime ụlọ njikwa unit.
Nfuli mmiri nri 4 OTC dị na 800MW gas turbine jikọtara ike okirikiri ike na Rupsha, Bangladesh bụ nke Shanghai Electric Group Co., Ltd. (SEC) zụtara site na ntinye aka. Mgbe ọtụtụ mkparịta ụka teknụzụ, Q&A vidiyo, na mkparịta ụka azụmaahịa, ha mechara bụrụ otu. SLDT multi-stage centrifugal pump nke ụlọ ọrụ Dalian mere ma mepụta ekwupụtala ọkwa mmeri ya.
Mgbapụta mmiri nri OTC na-eji API610-BB4 njedebe abụọ na-akwado otu shei na-agbawa radially gbawara agbawa centrifugal multi-stage pump centrifugal nke ụlọ ọrụ Dalian nke Liancheng Group mere ma mepụta. Ihe nlereanya ya bụ SLDT80-260D × 9 multi-stage centrifugal pump.
OTC feed water pump, ọrụ nke mgbapụta ọdụ ụgbọ mmiri a metụtara nchekwa nke ngwaọrụ dum, na ihe ndị a chọrọ maka nchekwa na nkwụsi ike dị oke elu.
Maka nfuli mmiri mmiri OTC, ihe mbụ ị ga-atụle bụ ọdịdị dị elu, ntozu okè, nchekwa na ntụkwasị obi nke mgbapụta ahụ, na mgbanwe teknụzụ dị omimi, nyocha na nyocha chọrọ. OTC nri mmiri mgbapụta bụ isi akụrụngwa nke 800MW gas turbine jikọtara okirikiri ike ọdụ. Naanị site n'ịhọrọ ndị na-ebubata ihe dị mma na nhazi kachasị mma na teknụzụ nrụpụta nwere ike ijide n'aka na arụ ọrụ akụrụngwa na-aga n'ihu, mmụba nke ọdịmma ụlọ ọrụ yana ogologo ogologo oge nke ọdụ ụgbọ mmiri gas 800MW.
Ihe ịga nke ọma n'ịgbanye mgbapụta mmiri OTC maka ụgbọ mmiri Rupsha 800MW gas jikọtara ọnụ ike ọdụ ụgbọ mmiri na Bangladesh na-egosi na mgbapụta mmiri OTC nke ụlọ ọrụ ahụ n'ọhịa nke ọkụ na-agba ọkụ ka ndị ahịa ghọtara nke ọma maka nkwalite ike ya zuru oke, ma gbasiekwa ike n'ihu. ndu teknụzụ nke ụlọ ọrụ na ụlọ ọrụ ahụ. Mee ka asọmpi ahịa dịkwuo elu.
Ke adianade do, SLDT usoro BB4 multi-ogbo centrifugal mgbapụta e mere na mepụtara Dalian osisi nke Liancheng Group e successively ji na coking oru ngo nke Shanxi Lubao Group Co., Ltd. na-akwado akọrọ quenching n'efu okpomọkụ ji esi mmiri ọkụ nri mmiri mgbapụta. (okpomọkụ mmiri ọkụ T = 158 ℃), na Cathay Zhongke dị ọcha The mkpofu okpomọkụ ji esi mmiri ọkụ na-eri nri mmiri mgbapụta (okpomọkụ mmiri okpomọkụ). T = 120-130 ℃) na ọrụ injinia ndị ọzọ na ọrụ nrụpụta ike nke Energy Technology Co., Ltd.
Na nkenke, dabere na echiche nke mmepe akwụkwọ ndụ akwụkwọ ndụ, nhazi nke ọma, njikwa na-adabere na ya, na-aga n'ihu na-enye ndị ahịa ọrụ nke mbụ, na-arụ ọrụ na ndị ahịa na-emepụta ihe dị ọcha, obere carbon, nchekwa na ike dị mma, na-aga n'ihu na-ewere ụzọ nke elu. -ike ike mmepe, na-aga n'ihu na-emepụta elu-edu dị ọcha, obere carbon green oru ngo Ọ bụ adịghị agbanwe agbanwe ebumnuche na nzube nke Dalian osisi nke Liancheng Group.
Oge nzipu: Jul-21-2021