{"id":54492,"date":"2019-12-27T00:00:00","date_gmt":"2019-12-26T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/modelirovanie-raboty-realnoj-tets-dlya-optimizatsii-rezhimov-par-i-matematika"},"modified":"2020-02-18T14:02:30","modified_gmt":"2020-02-18T11:02:30","slug":"modelirovanie-raboty-realnoj-tets-dlya-optimizatsii-rezhimov-par-i-matematika","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/modelirovanie-raboty-realnoj-tets-dlya-optimizatsii-rezhimov-par-i-matematika","title":{"rendered":"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/7a59d501db5873273992763fd5a440a1.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKa \u00ebsht\u00eb nj\u00eb central termik i madh. Punon si zakonisht: djeg gaz, gjeneron ngrohje p\u00ebr ngrohjen e sht\u00ebpive dhe energji elektrike p\u00ebr rrjetin e p\u00ebrgjithsh\u00ebm. Detyra e par\u00eb \u00ebsht\u00eb ngrohja. E dyta \u2013 t\u00eb shes\u00ebsh t\u00eb gjith\u00eb energjin\u00eb elektrike t\u00eb prodhuar n\u00eb tregun e shumic\u00ebs. Ndonj\u00ebher\u00eb, gjithashtu gjat\u00eb t\u00eb ftohtit dhe me qiell t\u00eb past\u00ebr, shfaqet d\u00ebbora, por ky \u00ebsht\u00eb nj\u00eb efekt an\u00ebsor i funksionimit t\u00eb kondensor\u00ebve.<\/p>\n<p>Nj\u00eb central termik mesatar p\u00ebrb\u00ebhet nga disa dhjet\u00ebra turbinash dhe kazanesh. N\u00ebse volumet e nevojshme t\u00eb prodhimit t\u00eb energjis\u00eb elektrike dhe ngrohjes jan\u00eb t\u00eb qarta, at\u00ebher\u00eb detyra p\u00ebrfundon n\u00eb minimizimin e kostove p\u00ebr karburant. N\u00eb k\u00ebt\u00eb rast, llogaritja p\u00ebrfshin p\u00ebrzgjedhjen e p\u00ebrb\u00ebrjes dhe p\u00ebrqindjes s\u00eb ngarkes\u00ebs s\u00eb turbinave dhe kazanesh p\u00ebr t\u00eb arritur nj\u00eb efikasitet maksimal t\u00eb funksionimit t\u00eb pajisjeve. Efikasiteti i turbinave dhe kazanesh varet shum\u00eb nga lloji i pajisjeve, koha e pun\u00ebs pa riparim, moda e pun\u00ebs dhe shum\u00eb gj\u00ebra t\u00eb tjera. Ka edhe nj\u00eb detyr\u00eb tjet\u00ebr, kur, me \u00e7mimet e njohura t\u00eb energjis\u00eb elektrike dhe volumet e ngrohjes, duhet t\u00eb zgjidhni se sa energji elektrike t\u00eb prodhohet dhe t\u00eb shitet p\u00ebr t\u00eb arritur fitimin maksimal nga puna n\u00eb tregun e shumic\u00ebs. N\u00eb k\u00ebt\u00eb rast, faktori i optimizimit \u2013 fitimi dhe efikasiteti i pajisjeve \u2013 kan\u00eb shum\u00eb pak r\u00ebnd\u00ebsi. Rezultati mund t\u00eb jet\u00eb nj\u00eb skenar, ku pajisjet punojn\u00eb krejt\u00ebsisht n\u00eb m\u00ebnyr\u00eb joefikase, por e gjith\u00eb sasia e energjis\u00eb elektrike t\u00eb prodhuar mund t\u00eb shitet me marzhin maksimal. <\/p>\n<p>N\u00eb teori, e gjith\u00eb kjo \u00ebsht\u00eb e qart\u00eb dhe ting\u00ebllon bukur. Problemi \u00ebsht\u00eb \u2013 si ta b\u00ebjm\u00eb k\u00ebt\u00eb n\u00eb praktik\u00eb. Ne filluam simulimin e funksionimit t\u00eb \u00e7do nj\u00ebsie t\u00eb pajisjeve dhe t\u00eb gjith\u00eb stacionit n\u00eb t\u00ebr\u00ebsi. Erdh\u00ebm n\u00eb central dhe filluam t\u00eb mbledhim parametrat e t\u00eb gjitha nyjeve, duke matur karakteristikat e tyre reale dhe duke vler\u00ebsuar pun\u00ebn n\u00eb m\u00ebnyra t\u00eb ndryshme. N\u00eb baz\u00eb t\u00eb tyre, ne krijuam modele t\u00eb sakta p\u00ebr simuluar funksionimin e \u00e7do nj\u00ebsie t\u00eb pajisjeve dhe i p\u00ebrdor\u00ebm ato p\u00ebr llogaritje optimizuese. N\u00ebse e p\u00ebrshkruajm\u00eb p\u00ebrpara, mund t\u00eb them se fituam rreth 4% efikasitet real thjesht p\u00ebrmes matematik\u00ebs.<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>E arrit\u00ebm. Por para se t\u00eb flas p\u00ebr zgjidhjet tona, do t\u00eb flas se si funksionon nj\u00eb central termik nga pik\u00ebpamja e logjik\u00ebs s\u00eb vendimmarrjes. <\/p>\n<h3>Gj\u00ebrat baz\u00eb<\/h3>\n<p>\nElement\u00ebt kryesor\u00eb t\u00eb nj\u00eb termocentrali jan\u00eb bojler\u00ebt dhe turbinat. Turbinat b\u00ebhen t\u00eb l\u00ebvizin nga avulli me presion t\u00eb lart\u00eb, duke rrotulluar, nga ana tjet\u00ebr, gjenerator\u00ebt elektrik\u00eb, t\u00eb cil\u00ebt prodhojn\u00eb energji elektrike. Mb\u00ebshtetjet e energjis\u00eb s\u00eb avullit p\u00ebrdoren p\u00ebr ngrohje dhe uj\u00eb t\u00eb ngroht\u00eb. Bojler\u00ebt jan\u00eb vendet ku krijohet avulli. Ngrohja e bojlerit dhe fillimi i turbinarit t\u00eb avullit k\u00ebrkon shum\u00eb koh\u00eb (or\u00eb), dhe k\u00ebto jan\u00eb humbje t\u00eb drejtp\u00ebrdrejta t\u00eb karburantit. E nj\u00ebjta vlen p\u00ebr ndryshimin e ngarkes\u00ebs. K\u00ebto gj\u00ebra duhet t\u00eb planifikohen paraprakisht. <\/p>\n<p>Pajisjet e termocentraleve kan\u00eb nj\u00eb minimum teknik, i cili p\u00ebrfshin nj\u00eb mod t\u00eb minimumeve, por t\u00eb q\u00ebndrueshme, n\u00eb t\u00eb cilin mund t\u00eb sigurohet nj\u00eb sasi e mjaftueshme ngrohte p\u00ebr sht\u00ebpit\u00eb dhe konsumator\u00ebt industrial\u00eb. Zakonisht, sasia e nevojshme e ngroht\u00ebsis\u00eb vare direkt nga moti (temperatura e ajrit). <\/p>\n<p>\u00c7do agregat ka nj\u00eb kurb\u00eb t\u00eb efikasitetit dhe nj\u00eb pik\u00eb t\u00eb vler\u00ebs s\u00eb maksimale t\u00eb efikasitetit t\u00eb pun\u00ebs: me nj\u00eb ngarkes\u00eb t\u00eb till\u00eb, bojleri i till\u00eb dhe turbina e till\u00eb japin energji elektrike m\u00eb t\u00eb lir\u00eb. E lir\u00eb \u2014 dometh\u00ebn\u00eb me konsum minimal t\u00eb karburantit. <\/p>\n<p>Shumica e termocentraleve n\u00eb Rusi jan\u00eb me lidhje paralele, kur t\u00eb gjith\u00eb bojler\u00ebt punojn\u00eb p\u00ebr nj\u00eb kolektor t\u00eb avullit dhe t\u00eb gjitha turbinat gjithashtu furnizohen nga nj\u00eb kolektor. Kjo shton fleksibilitet n\u00eb ngarkimin e pajisjeve, por e komplikon ndjesh\u00ebm llogaritjen. Ndodh ndonj\u00ebher\u00eb q\u00eb pajisjet e stacionit ndahen n\u00eb pjes\u00eb, t\u00eb cilat punojn\u00eb p\u00ebr kolektor\u00eb t\u00eb ndrysh\u00ebm me presion avulli t\u00eb ndrysh\u00ebm. Dhe n\u00ebse shtojm\u00eb shpenzimet p\u00ebr nevojat e brendshme \u2014 pun\u00ebn e pompave, ventilator\u00ebve, kullove t\u00eb ajrit dhe, \u00e7far\u00eb e keq, saunave q\u00eb jan\u00eb menj\u00ebher\u00eb p\u00ebrball\u00eb termocentralit, at\u00ebher\u00eb asgj\u00eb nuk \u00ebsht\u00eb e thjesht\u00eb.<\/p>\n<p>Karakteristikat e t\u00eb gjitha pajisjeve jan\u00eb jo-lineare. \u00c7do agregat ka nj\u00eb kurb\u00eb me zona ku efikasiteti \u00ebsht\u00eb m\u00eb i lart\u00eb ose m\u00eb i ul\u00ebt. Kjo varet nga ngarkesa: me 70% efikasiteti do t\u00eb jet\u00eb ndryshe, me 30% \u2014 ndryshe. <\/p>\n<p>Pajisjet ndryshojn\u00eb n\u00eb karakteristika. Jan\u00eb turbina dhe bojler\u00eb t\u00eb rinj dhe t\u00eb vjet\u00ebr, jan\u00eb agregate t\u00eb konstruktimeve t\u00eb ndryshme. Duke zgjedhur sakt\u00ebsisht pajisjet dhe duke i ngarkuar optimalisht n\u00eb pikat e maksimaleve t\u00eb efikasitetit, mund t\u00eb reduktojm\u00eb konsumin e karburantit, \u00e7ka \u00e7on n\u00eb kursime kostosh ose marzhin m\u00eb t\u00eb madh. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/ed49d12405ac38715c94bf3f02d74b25.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Si e di termocentrali se sa energji duhet t\u00eb prodhoj\u00eb?<\/h3>\n<p>\nPlanifikimi b\u00ebhet p\u00ebr tre dit\u00eb p\u00ebrpara: brenda tri dit\u00ebve b\u00ebhet e njohur p\u00ebrb\u00ebrja e planifikuar e pajisjeve. K\u00ebto jan\u00eb turbinat dhe bojler\u00ebt q\u00eb do t\u00eb aktivizohen. Me pak fjal\u00eb, ne e dim\u00eb se sot do t\u00eb punojn\u00eb pes\u00eb bojler\u00eb dhe dhjet\u00eb turbina. Nuk mund t\u00eb aktivizojm\u00eb pajisje t\u00eb tjera ose t\u00eb fikim ato t\u00eb planifikuara, por mund t\u00eb ndryshojm\u00eb ngarkes\u00ebn p\u00ebr \u00e7do bojler nga minimumi n\u00eb maksimum, dhe p\u00ebr turbinat t\u00eb rrisim dhe ulim fuqin\u00eb. Hapi nga maksimumi n\u00eb minimum \u00ebsht\u00eb nga 15 deri n\u00eb 30 minuta n\u00eb var\u00ebsi t\u00eb nj\u00ebsis\u00eb s\u00eb pajisjes. K\u00ebtu detyra \u00ebsht\u00eb e thjesht\u00eb: t\u00eb zgjidhni modalitetet optimale dhe t'i mbani ato me shqyrtime operative. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/6992c308cf3ff271719d7fc567fe0d89.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>Nga ka ardhur ky p\u00ebrb\u00ebrje i pajisjeve?<\/b> Ai \u00ebsht\u00eb p\u00ebrcaktuar sipas rezultateve t\u00eb tender\u00ebve n\u00eb tregun e energjis\u00eb. Ka nj\u00eb treg energjie dhe fuqie. N\u00eb tregun e fuqis\u00eb, prodhuesit d\u00ebrgojn\u00eb k\u00ebrkesa: \"Ka k\u00ebt\u00eb pajisje, k\u00ebto jan\u00eb fuqit\u00eb minimale dhe maksimale duke marr\u00eb parasysh shkarkimin e planifikuar p\u00ebr riparim. Mund t\u00eb japim 150 MW p\u00ebr k\u00ebt\u00eb \u00e7mim, 200 MW \u2013 p\u00ebr k\u00ebt\u00eb \u00e7mim, dhe 300 MW \u2013 p\u00ebr k\u00ebt\u00eb \u00e7mim\". K\u00ebto jan\u00eb k\u00ebrkesa afatgjata. Nga ana tjet\u00ebr, konsumator\u00ebt e m\u00ebdhenj gjithashtu d\u00ebrgojn\u00eb k\u00ebrkesa: \"Na nevojitet kaq energji\". \u00c7mimet specifike p\u00ebrcaktohen n\u00eb momentin e nd\u00ebrprerjes s\u00eb asaj q\u00eb prodhuesit e energjis\u00eb mund t\u00eb ofrojn\u00eb dhe asaj q\u00eb konsumator\u00ebt d\u00ebshirojn\u00eb t\u00eb marrin. K\u00ebto kapaciteti p\u00ebrcaktohen p\u00ebr \u00e7do or\u00eb t\u00eb dit\u00ebs.<\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/8cb714d1847462c0688ea0c28d0fb2b2.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nZakonisht, T\u00c7E mban nj\u00eb ngarkes\u00eb af\u00ebrsisht t\u00eb nj\u00ebjt\u00eb gjat\u00eb gjith\u00eb sezonit: dimri \u00ebsht\u00eb sezoni kryesor p\u00ebr ngrohje, nd\u00ebrsa ver\u00ebs p\u00ebr energji elektrike. Shk\u00ebputjet e forta zakonisht lidhen me ndodhi emergjente n\u00eb vet\u00eb stacionin ose n\u00eb stacionet p\u00ebrkat\u00ebse n\u00eb t\u00eb nj\u00ebjt\u00ebn zon\u00eb \u00e7mimi t\u00eb tregut t\u00eb energjis\u00eb. Por gjithmon\u00eb ka luhatje, dhe k\u00ebto luhatje ndikojn\u00eb shum\u00eb n\u00eb efikasitetin ekonomik t\u00eb pun\u00ebs s\u00eb stacionit. Fuqia e nevojshme mund t\u00eb merret me tre bojler\u00eb me ngarkes\u00eb 50% ose dy me ngarkes\u00eb 75% dhe t\u00eb shikoni se cila \u00ebsht\u00eb m\u00eb e efektshme. <\/p>\n<p>Margarita varet nga \u00e7mimet n\u00eb treg dhe kostoja e prodhimit t\u00eb energjis\u00eb elektrike. N\u00eb treg, \u00e7mimet mund t\u00eb formohen n\u00eb m\u00ebnyr\u00eb q\u00eb t\u00eb jet\u00eb e leverdishme t\u00eb ndihesh me karburant, por t\u00eb shes\u00ebsh mir\u00eb energjin\u00eb elektrike. Mund t\u00eb ndodh\u00eb q\u00eb n\u00eb nj\u00eb or\u00eb t\u00eb caktuar t\u00eb duhet t\u00eb kalosh n\u00eb minimumin teknik dhe t\u00eb zvog\u00eblosh humbjet. Gjithashtu, duhet mbajtur mend p\u00ebr rezervat dhe kostot e karburantit: gazi natyror zakonisht \u00ebsht\u00eb i kufizuar, nd\u00ebrsa gazi jasht\u00eb kufijve \u00ebsht\u00eb ndjesh\u00ebm m\u00eb i shtrenjt\u00eb, pa p\u00ebrmendur naft\u00ebn. T\u00eb gjitha k\u00ebto k\u00ebrkojn\u00eb modele matematike t\u00eb sakta p\u00ebr t\u00eb kuptuar se \u00e7far\u00eb aplikimesh t\u00eb dor\u00ebzosh dhe si t\u00eb reagosh ndaj kushteve n\u00eb ndryshim. <\/p>\n<h3>Si u b\u00eb kjo para se t\u00eb vinin ne<\/h3>\n<p>\nPraktikisht n\u00eb let\u00ebr me karakteristika jo shum\u00eb t\u00eb sakta t\u00eb pajisjeve, t\u00eb cilat kan\u00eb nj\u00eb shp\u00ebrndarje t\u00eb madhe nga faktikja. Menj\u00ebher\u00eb pas testeve t\u00eb pajisjeve, n\u00eb rastin m\u00eb t\u00eb mir\u00eb ato do t\u00eb jen\u00eb plus-minus 2% nga fakti, nd\u00ebrsa pas nj\u00eb viti - plus-minus 7-8%. Testet kryhen \u00e7do pes\u00eb vjet, shpesh m\u00eb rrall\u00eb.<\/p>\n<p>Nj\u00eb pik\u00eb tjet\u00ebr \u00ebsht\u00eb se t\u00eb gjitha llogaritjet b\u00ebhen n\u00eb karburant t\u00eb kushtuesh\u00ebm. N\u00eb Bashkimin Sovjetik, ishte pranuar nj\u00eb skem\u00eb kur llogaritej nj\u00eb karburant i kushtuesh\u00ebm p\u00ebr t\u00eb krahasuar stacione t\u00eb ndryshme q\u00eb p\u00ebrdorin naft\u00eb, qymyr, gaz, energji b\u00ebrthamore dhe t\u00eb tjera. Duhej t\u00eb kuptohej efikasiteti n\u00eb \"papagaj\u00eb\" t\u00eb \u00e7do gjeneratori, dhe karburanti i kushtuesh\u00ebm \u00ebsht\u00eb pik\u00ebrisht ai papagaj. E p\u00ebrcakton me kaloritete t\u00eb karburantit: nj\u00eb ton karburant t\u00eb kushtuesh\u00ebm \u00ebsht\u00eb p\u00ebraf\u00ebrsisht i barabart\u00eb me nj\u00eb ton qymyri t\u00eb ngurt\u00eb. Ekzistojn\u00eb tabela p\u00ebr konvertimin e llojeve t\u00eb ndryshme t\u00eb karburanteve. P\u00ebr shembull, p\u00ebr qymyrin e brow t\u00eb dh\u00ebnat jan\u00eb pothuajse dyfish m\u00eb t\u00eb dob\u00ebta. Por kaloritete nuk jan\u00eb t\u00eb lidhura me rubla. \u00cbsht\u00eb si benzina dhe dizelli: nuk \u00ebsht\u00eb fakt q\u00eb n\u00ebse dizeli kushton 35 rubla nd\u00ebrsa 92-shi kushton 32 rubla, dizeli do t\u00eb jet\u00eb m\u00eb eficient n\u00eb kaloritete. <\/p>\n<p>Faktori i tret\u00eb - kompleksiteti i llogaritjeve. N\u00eb m\u00ebnyr\u00eb kushtetuese, mbi p\u00ebrvoj\u00ebn e punonj\u00ebsit llogariten dy-tre variante, m\u00eb shpesh zgjidhet m\u00ebnyra m\u00eb e mir\u00eb nga historia e periudhave t\u00eb m\u00ebparshme p\u00ebr ngarkesa dhe kushte atmosferike t\u00eb ngjashme. Natyrisht, punonj\u00ebsit besojn\u00eb se ata zgjedhin m\u00ebnyrat m\u00eb optimale dhe mendojn\u00eb se asnj\u00eb model matematikor nuk do t'i tejkaloj\u00eb kurr\u00eb. <\/p>\n<p>Vijm\u00eb ne. P\u00ebr t\u00eb zgjidhur problemin, ne p\u00ebrgatisim nj\u00eb dyfishim digjital \u2014 nj\u00eb model simulimi t\u00eb stacionit. Ky \u00ebsht\u00eb kur ne p\u00ebrmes qasjeve speciale simulojm\u00eb t\u00eb gjitha proceset teknologjike p\u00ebr secil\u00ebn nj\u00ebsi pajisje, balancojm\u00eb avullin dhe energjin\u00eb dhe marrim nj\u00eb model t\u00eb sakt\u00eb t\u00eb funksionimit t\u00eb centralit termik. <\/p>\n<p>P\u00ebr krijimin e modelit ne p\u00ebrdorim: <\/p>\n<ul>\n<li>Konstruksionin dhe karakteristikat e pasaport\u00ebs s\u00eb pajisjeve. <\/li>\n<li>Karakteristikat nga rezultatet e provave t\u00eb fundit t\u00eb pajisjeve: \u00e7do pes\u00eb vjet n\u00eb stacion testohen dhe sakt\u00ebsohen karakteristikat e pajisjeve. <\/li>\n<li>T\u00eb dh\u00ebnat n\u00eb arkivat e ASU TP dhe sistemet e regjistrimit p\u00ebr t\u00eb gjitha treguesit teknologjik\u00eb t\u00eb disponuesh\u00ebm, shpenzimet dhe gjenerimin e nxeht\u00ebsis\u00eb dhe energjis\u00eb elektrike. N\u00eb ve\u00e7anti, t\u00eb dh\u00ebnat nga sistemet e regjistrimit p\u00ebr shp\u00ebrndarjen e nxeht\u00ebsis\u00eb dhe energjis\u00eb elektrike, si dhe nga sistemet e telemekanik\u00ebs.<\/li>\n<li>T\u00eb dh\u00ebnat nga diagramet e let\u00ebr\u00ebs me shirit dhe rrethore. Po, k\u00ebto metoda analoge p\u00ebr regjistrimin e parametrave t\u00eb funksionimit t\u00eb pajisjeve ende aplikohen n\u00eb centralet elektrike n\u00eb Rusi, dhe ne i dixhitalizojm\u00eb ato.<\/li>\n<li>Revistat e let\u00ebrta n\u00eb stacione, ku regjistrohen vazhdimisht parametrat kryesor\u00eb t\u00eb funksionimit, p\u00ebrfshir\u00eb ato q\u00eb nuk regjistrohen nga sensor\u00ebt e ASU TP. Nj\u00eb inspektor kalon \u00e7do kat\u00ebr or\u00eb, p\u00ebrcjell leximet dhe regjistron gjith\u00e7ka n\u00eb revist\u00eb.<\/li>\n<\/ul>\n<p>\nPra, ne kemi grupe t\u00eb rikonstruktuara t\u00eb t\u00eb dh\u00ebnave p\u00ebr at\u00eb q\u00eb ka funksionuar n\u00eb \u00e7do regjim, sa karburant \u00ebsht\u00eb furnizuar, \u00e7far\u00eb ka qen\u00eb temperatura dhe shpenzimi i avullit, dhe sa energji termike dhe elektrike \u00ebsht\u00eb marr\u00eb n\u00eb p\u00ebrfundim. Nga mij\u00ebra t\u00eb tilla, duhej t\u00eb mblidhnim karakteristikat e \u00e7do nyjeje. P\u00ebr fat t\u00eb mir\u00eb, ne kemi ditur t\u00eb luajm\u00eb me k\u00ebt\u00eb Data Mining prej koh\u00ebsh. <\/p>\n<p>P\u00ebrshkrimi i objekteve t\u00eb tilla t\u00eb nd\u00ebrlikuara me an\u00eb t\u00eb modeleve matematikore \u00ebsht\u00eb jasht\u00ebzakonisht i v\u00ebshtir\u00eb. Dhe edhe m\u00eb e v\u00ebshtir\u00eb \u2014 t\u00eb bind\u00ebsh inxhinierin kryesor se modeli yn\u00eb llogarit sakt\u00ebsisht regjimete e funksionimit t\u00eb stacionit. Prandaj, ne zgjodh\u00ebm rrug\u00ebn e p\u00ebrdorimit t\u00eb komplekseve inxhinierike t\u00eb specializuara, duke lejuar p\u00ebrb\u00ebrjen dhe rregullimin e modelit t\u00eb T\u042dC-s\u00eb mbi baz\u00ebn e karakteristikave konstruktive dhe teknologjike t\u00eb pajisjeve. Zgjodh\u00ebm software-in Termoflow nga kompania amerikane TermoFlex. Aktualisht jan\u00eb shfaqur analoge ruse, por n\u00eb at\u00eb koh\u00eb ky paket ishte m\u00eb i miri n\u00eb klas\u00ebn e tij.<\/p>\n<p>P\u00ebr secil\u00ebn agregat, zgjidhen struktura dhe karakteristikat themelore teknologjike. Sistemi lejon q\u00eb gjith\u00e7ka t\u00eb p\u00ebrshkruhet shum\u00eb n\u00eb detaje, si n\u00eb nivelin logjik ashtu edhe n\u00eb at\u00eb fizik, deri n\u00eb p\u00ebrcaktimin e shkall\u00ebs s\u00eb depozitave n\u00eb tubat e shk\u00ebmbyesve t\u00eb ngrohjes.<\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/b0d14b78256ed36202deb54ad7334cb9.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nN\u00eb fund, modeli i skem\u00ebs termike t\u00eb stacionit p\u00ebrshkruhet vizualisht n\u00eb terma t\u00eb teknolog\u00ebve energjetik\u00eb. Teknolog\u00ebt nuk merren me programimin, matematik\u00ebn dhe modelimin, por ata mund t\u00eb zgjedhin struktur\u00ebn e nj\u00ebsis\u00eb, hyrjet-daljet e agregat\u00ebve dhe t\u00eb p\u00ebrcaktojn\u00eb parametrat e tyre. M\u00eb pas, sistemi vet\u00eb p\u00ebrshtat parametrat m\u00eb t\u00eb p\u00ebrshtatsh\u00ebm, nd\u00ebrsa teknologu i sakt\u00ebson ato p\u00ebr t\u00eb arritur sakt\u00ebsin\u00eb maksimale p\u00ebr t\u00eb gjith\u00eb gam\u00ebn e regjimeve t\u00eb funksionimit. Ne kemi vendosur nj\u00eb q\u00ebllim p\u00ebr veten \u2014 t\u00eb sigurojm\u00eb sakt\u00ebsin\u00eb e modelit deri n\u00eb 2% p\u00ebr parametrat kryesor\u00eb teknologjik\u00eb dhe e kemi arritur k\u00ebt\u00eb. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/42363ab712038f1d7952bf404f4fa1ac.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/c9d99052fd4af3d6542afa78ee70a885.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTa b\u00ebsh k\u00ebt\u00eb nuk doli t\u00eb ishte kaq e leht\u00eb: t\u00eb dh\u00ebnat fillestare nuk ishin shum\u00eb t\u00eb sakta, prandaj gjat\u00eb dy muajve t\u00eb par\u00eb shkuam n\u00eb T\u00cbC dhe manualisht listuam treguesit aktuale nga manometrat dhe p\u00ebrshtat\u00ebm modelin sipas regjimeve faktike. Fillimisht, ne krijuam modele t\u00eb turbinave dhe bojler\u00ebve. \u00c7do turbin\u00eb dhe bojler u vler\u00ebsua me kujdes. P\u00ebr t\u00eb verifikuar modelin formuam nj\u00eb grup pune dhe p\u00ebrfshim\u00eb n\u00eb t\u00eb p\u00ebrfaq\u00ebsues t\u00eb T\u00cbC. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/53c1638cb7ccf8156a525b17ef01c6e7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nM\u00eb pas, ne mblodh\u00ebm gjith\u00eb pajisjet n\u00eb nj\u00eb skem\u00eb t\u00eb p\u00ebrgjithshme dhe p\u00ebrshtat\u00ebm modelin e T\u00cbC si nj\u00eb t\u00ebr\u00ebsi. Duhej t\u00eb punonim, pasi n\u00eb arkiva kishte shum\u00eb t\u00eb dh\u00ebna kontradiktore. P\u00ebr shembull, gjet\u00ebm regjime me nj\u00eb efikasitet t\u00eb p\u00ebrgjithsh\u00ebm prej 105%. <\/p>\n<p>Kur mblidhni nj\u00eb skem\u00eb t\u00eb plot\u00eb, sistemi gjithmon\u00eb llogarit nj\u00eb regjimin t\u00eb balancuar: krijohen bilancet materiale, elektrike dhe termike. M\u00eb pas, ne e vler\u00ebsojm\u00eb se si gjith\u00e7ka e mbledhur i p\u00ebrgjigjet parametrave faktik\u00eb t\u00eb regjimit sipas treguesve nga pajisjet.<\/p>\n<h3>\u00c7far\u00eb rezultati kemi arritur<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/b293844a8a93d7decae8a02a38cd9031.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nM\u00eb n\u00eb fund, ne krijuam nj\u00eb model t\u00eb sakt\u00eb t\u00eb proceseve teknologjike n\u00eb T\u00cbC, t\u00eb bazuar n\u00eb karakteristikat faktike t\u00eb pajisjeve dhe t\u00eb dh\u00ebnat historike. Kjo e lejoi t\u00eb parashikohet m\u00eb sakt\u00eb se sa n\u00eb baz\u00eb t\u00eb vet\u00ebm karakteristikave t\u00eb testeve. U krijua nj\u00eb simulator i proceseve reale t\u00eb stacionit, nj\u00eb \u00e7ift dixhital i T\u00cbC. <\/p>\n<p>N\u00eb k\u00ebt\u00eb simulator \u00ebsht\u00eb mund\u00ebsuar kryerja e analiz\u00ebs sipas skenar\u00ebve \"\u00e7far\u00eb, n\u00ebse\u2026\" sipas treguesve t\u00eb caktuar. Gjithashtu, ky model u p\u00ebrdor p\u00ebr t\u00eb zgjidhur problemin e optimizimit t\u00eb pun\u00ebs s\u00eb nj\u00eb stacioni real. <\/p>\n<p>Mund\u00ebm t\u00eb realizojm\u00eb kat\u00ebr llogaritje optimizuese:<\/p>\n<ol>\n<li>Shefi i turnit t\u00eb stacionit di grafikun e pushimit t\u00eb ngrohjes, jan\u00eb t\u00eb njohura ekipet e operatorit sistemor, \u00ebsht\u00eb i njohur grafiku i pushimit t\u00eb elektricitetit: cilin pajisje t\u00eb ngarkojm\u00eb p\u00ebr t\u00eb arritur maksimumin e margjinalitetit.<\/li>\n<li>Zgjedhja e p\u00ebrb\u00ebrjes s\u00eb pajisjeve sipas parashikimit t\u00eb \u00e7mimeve n\u00eb treg: n\u00eb dat\u00ebn e caktuar, duke marr\u00eb parasysh grafikun e ngarkes\u00ebs dhe parashikimin e temperatur\u00ebs s\u00eb jashtme, p\u00ebrcaktojm\u00eb p\u00ebrb\u00ebrjen optimale t\u00eb pajisjeve.<\/li>\n<li>D\u00ebrgimi i aplikimeve n\u00eb treg p\u00ebr nj\u00eb dit\u00eb p\u00ebrpara: kur kemi p\u00ebrb\u00ebrjen e pajisjeve dhe kemi nj\u00eb parashikim m\u00eb t\u00eb sakt\u00eb t\u00eb \u00e7mimeve. Llogarisim dhe d\u00ebrgojm\u00eb aplikimin.<\/li>\n<li>Tregu balancues \u2014 brenda dit\u00ebve aktuale, kur jan\u00eb t\u00eb regjistruara grafiket elektrike dhe nxeht\u00ebsia, por disa her\u00eb n\u00eb dit\u00eb \u00e7do kat\u00ebr or\u00eb fillojn\u00eb tregjet n\u00eb tregun balancues, dhe mund t\u00eb dor\u00ebzojm\u00eb nj\u00eb aplikim: \"Po k\u00ebrkoj t\u00eb m\u00eb ngarkoni me 5 MW\". Duhet t\u00eb gjejm\u00eb pjes\u00ebt e ri-ngarkimit ose largimit, kur kjo sjell maksimumin e marzheve.<\/li>\n<\/ol>\n<p>\n<img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/a7b19a183a0d652b9730b8518ada67a0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <\/p>\n<h3>Testimi<\/h3>\n<p>\nP\u00ebr teste t\u00eb sakta na duhej t\u00eb krahasojm\u00eb modalitetet standarde t\u00eb ngarkes\u00ebs s\u00eb pajisjeve t\u00eb stacionit me rekomandimet tona llogaritur n\u00eb kushte t\u00eb njejta: p\u00ebrb\u00ebrjen e pajisjeve, grafiket e ngarkes\u00ebs dhe motin. Gjat\u00eb disa muajve ne zgjodh\u00ebm intervalet e dit\u00ebs prej kat\u00ebr\u2013gjasht\u00eb or\u00ebsh me nj\u00eb grafik stabil. Shkonim n\u00eb stacion (shpesh nat\u00ebn), prisnim q\u00eb stacioni t\u00eb arrinte modalitetin dhe vet\u00ebm at\u00ebher\u00eb llogarisnim n\u00eb modelin ton\u00eb t\u00eb simuluar. N\u00ebse shefi i turnit t\u00eb stacionit ishte i k\u00ebnaqur, d\u00ebrgonim personelin operativ t\u00eb kthehej p\u00ebr t\u00eb ndryshuar m\u00ebnyrat e pajisjeve. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb TPP reale p\u00ebr optimizimin e regjimeve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/6cf42d5e75264064742bbb833b601add.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKrahasuam treguesit para dhe pas n\u00eb realitet. N\u00eb pik, gjat\u00eb dit\u00ebs dhe nat\u00ebs, gjat\u00eb fundjavave dhe dit\u00ebve t\u00eb pun\u00ebs. N\u00eb \u00e7do modalitet, mor\u00ebm kursime n\u00eb karburant (n\u00eb k\u00ebt\u00eb detyr\u00eb, marzhi varet nga konsumi i karburantit). Pastaj kaluam plot\u00ebsisht n\u00eb modalitetet e reja. Duhet th\u00ebn\u00eb se n\u00eb stacion u besua mjaft shpejt n\u00eb efikasitetin e rekomandimeve tona, dhe m\u00eb af\u00ebr p\u00ebrfundimit t\u00eb testeve, ne shpesh v\u00ebm\u00eb re se pajisjet funksionojn\u00eb n\u00eb modalitetet q\u00eb i kishim llogaritur m\u00eb par\u00eb. <\/p>\n<h3>P\u00ebrfundimi i projektit<\/h3>\n<p>\nObjekti: TEC me lidhje t\u00eb p\u00ebrtejme, 600 MW fuqi elektrike, 2 400 Gkal \u2014 termike.<\/p>\n<p>Ekipa: KROK \u2014 shtat\u00eb persona (ekspert\u00eb-teknolog\u00eb, analist\u00eb, inxhinier\u00eb), TEC \u2014 pes\u00eb persona (ekspert\u00eb biznesi, p\u00ebrdorues kryesor\u00eb, specialist\u00eb). <br \/>\nKoh\u00ebzgjatja e realizimit: 16 muaj.<\/p>\n<p>Rezultatet:<\/p>\n<ul>\n<li>Kemi automatizuar proceset e biznesit p\u00ebr menaxhimin e regjimeve dhe pun\u00ebn n\u00eb tregun e shumic\u00ebs.<\/li>\n<li>Kemi kryer teste t\u00eb natyrshme q\u00eb konfirmojn\u00eb efektin ekonomik.<\/li>\n<li>Kemi kursyer 1,2% t\u00eb karburantit p\u00ebrmes riparash t\u00eb ngarkesave gjat\u00eb menaxhimit t\u00eb regjimit.<\/li>\n<li>Kemi ruajtur 1% t\u00eb karburantit fal\u00eb planifikimit afatshkurt\u00ebr t\u00eb p\u00ebrb\u00ebrjes s\u00eb pajisjeve. <\/li>\n<li>Kemi optimizuar llogaritjen e shkall\u00ebve t\u00eb aplikimeve p\u00ebr RCV sipas kriterit t\u00eb maksimizimit t\u00eb fitimit margjinal.<\/li>\n<\/ul>\n<p>\nEfekti p\u00ebrfundimtar \u2014 rreth 4%.<\/p>\n<p>Afati i vler\u00ebsuar i rikuperimit t\u00eb projektit (ROI) \u2014 1\u20131,5 vjet. <\/p>\n<p>Sigurisht, p\u00ebr ta implementuar dhe testuar gjith\u00eb k\u00ebt\u00eb, ishte e nevojshme t\u00eb ndryshonim shum\u00eb procese dhe t\u00eb punonim ngusht\u00eb si me drejtuesin e TPP-s\u00eb, ashtu edhe me kompanin\u00eb gjeneruese si nj\u00eb e t\u00ebr\u00eb. Por rezultati me siguri ia vlen. Arrit\u00ebm t\u00eb krijojm\u00eb nj\u00eb binjak digjital t\u00eb stacionit, t\u00eb zhvillojm\u00eb procedurat e planifikimit optimal dhe t\u00eb marr\u00eb nj\u00eb efekt ekonomik t\u00eb v\u00ebrtet\u00eb.<br \/>\n<br \/>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/croc\/blog\/481902\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0415\u0441\u0442\u044c \u0431\u043e\u043b\u044c\u0448\u0430\u044f \u0422\u042d\u0426. \u0420\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u043a\u0430\u043a \u043e\u0431\u044b\u0447\u043d\u043e: \u0436\u0436\u0451\u0442 \u0433\u0430\u0437, \u0432\u044b\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0442\u0435\u043f\u043b\u043e \u0434\u043b\u044f \u043e\u0442\u043e\u043f\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u043c\u043e\u0432 \u0438 \u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0434\u043b\u044f \u043e\u0431\u0449\u0435\u0439 \u0441\u0435\u0442\u0438. \u041f\u0435\u0440\u0432\u0430\u044f \u0437\u0430\u0434\u0430\u0447\u0430 \u2014 \u043e\u0442\u043e\u043f\u043b\u0435\u043d\u0438\u0435. \u0412\u0442\u043e\u0440\u0430\u044f \u2014 \u043f\u0440\u043e\u0434\u0430\u0442\u044c \u0432\u0441\u0451 \u0432\u044b\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u043e\u0435 \u044d\u043b\u0435\u043a\u0442\u0440\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u043d\u0430 \u043e\u043f\u0442\u043e\u0432\u043e\u043c \u0440\u044b\u043d\u043a\u0435. \u0418\u043d\u043e\u0433\u0434\u0430 \u0435\u0449\u0451 \u0432 \u043c\u043e\u0440\u043e\u0437 \u043f\u0440\u0438 \u044f\u0441\u043d\u043e\u043c \u043d\u0435\u0431\u0435 \u043f\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u043d\u0435\u0433, \u043d\u043e \u044d\u0442\u043e \u043f\u043e\u0431\u043e\u0447\u043d\u044b\u0439 \u044d\u0444\u0444\u0435\u043a\u0442 \u0440\u0430\u0431\u043e\u0442\u044b \u0433\u0440\u0430\u0434\u0438\u0440\u0435\u043d. \u0421\u0440\u0435\u0434\u043d\u044f\u044f \u0422\u042d\u0426 \u0441\u043e\u0441\u0442\u043e\u0438\u0442 \u0438\u0437 \u043f\u0430\u0440\u044b \u0434\u0435\u0441\u044f\u0442\u043a\u043e\u0432 \u0442\u0443\u0440\u0431\u0438\u043d \u0438 \u043a\u043e\u0442\u043b\u043e\u0432. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-54492","post","type-post","status-publish","format-standard","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0415\u0441\u0442\u044c \u0431\u043e\u043b\u044c\u0448\u0430\u044f.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/modelirovanie-raboty-realnoj-tets-dlya-optimizatsii-rezhimov-par-i-matematika\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" 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