{"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 centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/7a59d501db5873273992763fd5a440a1.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKa there nj\u00eb termocentral t\u00eb madh. Funksionon si zakonisht: djeg gaz, prodhon 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 \u00ebsht\u00eb t\u00eb shes\u00eb t\u00eb gjitha energjit\u00eb elektrike t\u00eb prodhuara n\u00eb tregun e shumic\u00ebs. Ndonj\u00ebher\u00eb, kur \u00ebsht\u00eb ftoht\u00eb dhe qielli \u00ebsht\u00eb i past\u00ebr, bie edhe d\u00ebbor\u00eb, por kjo \u00ebsht\u00eb nj\u00eb efekt an\u00ebsor i funksionimit t\u00eb ftoh\u00ebsve.<\/p>\n<p>Nj\u00eb termocentral i mes\u00ebm p\u00ebrb\u00ebhet nga disa dhjet\u00ebra turbinash dhe bojlerash. N\u00ebse jan\u00eb t\u00eb njohura sakt\u00ebsisht v\u00ebllimet e nevojshme t\u00eb prodhimit t\u00eb energjis\u00eb elektrike dhe ngrohjes, detyra reduktohet n\u00eb minimizimin e kostove t\u00eb karburantit. N\u00eb k\u00ebt\u00eb rast, llogaritja reduktohet n\u00eb p\u00ebrzgjedhjen e p\u00ebrb\u00ebrjes dhe p\u00ebrqindjes s\u00eb ngarkes\u00ebs s\u00eb turbinave dhe bojlerave p\u00ebr t\u00eb arritur efikasitetin m\u00eb t\u00eb lart\u00eb t\u00eb pun\u00ebs s\u00eb pajisjeve. Efikasiteti i turbinave dhe bojlerave varet shum\u00eb nga lloji i pajisjeve, koha e pun\u00ebs pa riparim, regjimi i pun\u00ebs dhe shum\u00eb faktor\u00eb t\u00eb tjer\u00eb. Ka edhe nj\u00eb detyr\u00eb tjet\u00ebr, kur me \u00e7mimet e njohura t\u00eb energjis\u00eb elektrike dhe v\u00ebllimeve t\u00eb ngrohjes, duhet t\u00eb vendoset sesa energji elektrike t\u00eb prodhohet dhe shitet, p\u00ebr t\u00eb arritur maksimalin e fitimit nga puna n\u00eb tregun e shumic\u00ebs. At\u00ebher\u00eb faktor\u00ebt e optimizimit \u2014 fitimi dhe efikasiteti i pajisjeve \u2014 kan\u00eb shum\u00eb m\u00eb pak r\u00ebnd\u00ebsi. Si rezultat, mund t\u00eb jet\u00eb nj\u00eb modifikim ku pajisjet punojn\u00eb krejt\u00ebsisht pa efikasitet, por gjith\u00eb sasia e energjis\u00eb elektrike t\u00eb prodhuar mund t\u00eb shitet me marzhin maksimal. <\/p>\n<p>Teoria gjith\u00e7ka k\u00ebt\u00eb e di prej koh\u00ebsh dhe duket shum\u00eb bukur. Problemi \u00ebsht\u00eb se si t\u00eb realizohet n\u00eb praktik\u00eb. Ne filluam modelimin e simuluar t\u00eb pun\u00ebs s\u00eb \u00e7do optimumi t\u00eb pajisjeve dhe t\u00eb gjith\u00eb stacionit n\u00eb p\u00ebrgjith\u00ebsi. Shkuam n\u00eb termocentral dhe filluam t\u00eb mbledhim parametrat e t\u00eb gjith\u00eb nyjeve, duke matur karakteristikat e tyre reale dhe duke vler\u00ebsuar pun\u00ebn n\u00eb regjime t\u00eb ndryshme. N\u00eb baz\u00eb t\u00eb k\u00ebtyre, ne krijuam modele t\u00eb sakta p\u00ebr simullimin e pun\u00ebs s\u00eb \u00e7do pajisjeje dhe i p\u00ebrdor\u00ebm ato p\u00ebr llogaritjet optimizuese. Me shpejt\u00ebsi them se fituam rreth 4% efikasiteti real thjesht me an\u00eb t\u00eb matematik\u00ebs.<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>E arrit\u00ebm. Por para se t\u00eb p\u00ebrshkruaj zgjidhjet tona, do t\u00eb flas p\u00ebr m\u00ebnyr\u00ebn se si funksionon termocentrali nga nj\u00eb k\u00ebndv\u00ebshtrim i logjik\u00ebs s\u00eb vendimmarrjes. <\/p>\n<h3>Gj\u00ebra bazike<\/h3>\n<p>\nElementet kryesore t\u00eb termocentralit jan\u00eb bojler\u00ebt dhe turbinat. Turbinat sjellin energji p\u00ebrmes avullit me presion t\u00eb lart\u00eb, duke b\u00ebr\u00eb q\u00eb, n\u00eb krah, t\u00eb rrotullohen gjenerator\u00ebt elektrik\u00eb, q\u00eb prodhojn\u00eb energji elektrike. Energjia e mbetur e avullit shkon p\u00ebr ngrohje dhe uj\u00eb t\u00eb ngroht\u00eb. Bojler\u00ebt jan\u00eb vendet ku krijohet avulli. Koha e ngrohjes s\u00eb bojlerit dhe shpejt\u00ebsia e 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 gj\u00eb vlen edhe p\u00ebr ndryshimin e ngarkes\u00ebs. K\u00ebto gj\u00ebra duhet t\u00eb planifikohen paraprakisht. <\/p>\n<p>Pajisjet e termocentralit kan\u00eb nj\u00eb minimum teknik, i cili p\u00ebrfshin nj\u00eb modifkim minimal, por t\u00eb q\u00ebndruesh\u00ebm t\u00eb pun\u00ebs, ku mund t\u00eb sigurohet sasia e mjaftueshme e ngrohjes p\u00ebr sht\u00ebpit\u00eb dhe konsumator\u00ebt industrial\u00eb. Zakonisht, sasia e nevojshme e ngrohjes varet drejtp\u00ebrdrejt nga moti (temperatura e ajrit). <\/p>\n<p>\u00c7do agregat ka nj\u00eb kurv\u00eb efikasiteti dhe pik\u00ebn e maksimumit t\u00eb efikasitetit t\u00eb pun\u00ebs: n\u00eb nj\u00eb ngarkes\u00eb t\u00eb caktuar, bojleri i caktuar dhe turbina e caktuar japin energjin\u00eb elektrike m\u00eb t\u00eb lir\u00eb. E lir\u00eb \u2014 n\u00eb kuptimin e shpenzimit 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 n\u00eb nj\u00eb kolektor avulli dhe t\u00eb gjitha turbinat gjithashtu furnizohen nga nj\u00eb kolektor. Kjo shton fleksibilitet n\u00eb ngarkes\u00ebn e pajisjeve, por e komplikon shum\u00eb llogaritjen. Ka raste kur pajisjet e stacionit ndahen n\u00eb pjes\u00eb, t\u00eb cilat punojn\u00eb n\u00eb kolektor\u00eb t\u00eb ndrysh\u00ebm me presione t\u00eb ndryshme avulli. Dhe n\u00ebse t\u00eb shtohen kostot p\u00ebr nevojat e brendshme \u2014 funksionimin e pompave, ventilator\u00ebve, ftoh\u00ebsve dhe, \u00e7far\u00ebdo q\u00eb t\u00eb ndodh\u00eb, saunave p\u00ebrball\u00eb murit t\u00eb termocentralit, at\u00ebher\u00eb k\u00ebtu do t\u00eb ket\u00eb nj\u00eb situat\u00eb shum\u00eb t\u00eb komplikuar.<\/p>\n<p>Karakteristikat e t\u00eb gjitha pajisjeve jan\u00eb jo-lineare. \u00c7do agregat ka nj\u00eb kurv\u00eb me zona ku efikasiteti \u00ebsht\u00eb m\u00eb i lart\u00eb dhe m\u00eb i ul\u00ebt. Kjo varet nga ngarkesa: me 70% efikasiteti do t\u00eb jet\u00eb nj\u00eb, me 30% \u2014 nj\u00eb tjet\u00ebr. <\/p>\n<p>Pajisjet ndryshojn\u00eb sipas karakteristikave. Ka turbin\u00eb dhe bojler\u00eb t\u00eb rinj dhe t\u00eb vjet\u00ebr, ka agregate t\u00eb konstruksioneve t\u00eb ndryshme. Duke zgjedhur sakt\u00ebsisht pajisjet dhe duke i ngarkuar optimalisht n\u00eb pikat e maksimumit t\u00eb efikasitetit, mund t\u00eb reduktojm\u00eb shpenzimet e karburantit, \u00e7ka \u00e7on n\u00eb kursim t\u00eb kostove ose n\u00eb margjin\u00eb m\u00eb t\u00eb madhe. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: 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 sa energji duhet t\u00eb prodhoj\u00eb?<\/h3>\n<p>\nPlanifikimi b\u00ebhet p\u00ebr tre dit\u00eb p\u00ebrpara: p\u00ebr tri dit\u00eb 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. Th\u00ebn\u00eb ndryshe, 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 q\u00eb jan\u00eb t\u00eb planifikuara, por mund t\u00eb ndryshojm\u00eb ngarkes\u00ebn p\u00ebr secilin bojler nga minimumi n\u00eb maksimum, dhe p\u00ebr turbinat t\u00eb rrisim ose ulin fuqin\u00eb. Koh\u00ebzgjatja nga maksimumi deri n\u00eb minimum \u00ebsht\u00eb nga 15 deri n\u00eb 30 minuta n\u00eb var\u00ebsi t\u00eb pajisjes. K\u00ebtu detyra \u00ebsht\u00eb e thjesht\u00eb: t\u00eb zgjidhim modet m\u00eb optimale dhe t\u2019i mbajm\u00eb ato duke marr\u00eb parasysh rregullimet operative. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/6992c308cf3ff271719d7fc567fe0d89.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>Nga e mori k\u00ebt\u00eb p\u00ebrb\u00ebrje pajisjesh?<\/b> Ajo \u00ebsht\u00eb p\u00ebrcaktuar nga rezultatet e tender\u00ebve n\u00eb tregun e energjis\u00eb. Ka treg p\u00ebr kapacitetin dhe energjin\u00eb elektrike. N\u00eb tregun e kapacitetit prodhuesit paraqesin k\u00ebrkesa: \"Ka k\u00ebt\u00eb pajisje, k\u00ebto jan\u00eb fuqit\u00eb minimale dhe maksimale duke marr\u00eb parasysh miratimin p\u00ebr riparim. Ne mund t\u00eb ofrojm\u00eb 150 MW p\u00ebr k\u00ebt\u00eb \u00e7mim, 200 MW \u2014 p\u00ebr k\u00ebt\u00eb \u00e7mim, dhe 300 MW \u2014 p\u00ebr k\u00ebt\u00eb \u00e7mim.\" K\u00ebto jan\u00eb k\u00ebrkesa afatgjata. Nga ana tjet\u00ebr, konsumator\u00ebt e m\u00ebdhenj gjithashtu paraqesin k\u00ebrkesa: \"Na nevojitet aq energji.\" \u00c7mimet konkrete p\u00ebrcaktohen n\u00eb momentin e kryq\u00ebzimit t\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 kapacitete 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 centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/8cb714d1847462c0688ea0c28d0fb2b2.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nZakonisht, TEC ka nj\u00eb ngarkes\u00eb t\u00eb ngjashme gjat\u00eb gjith\u00eb sezonit: gjat\u00eb dimrit, produkti kryesor \u00ebsht\u00eb ngrohja, nd\u00ebrsa ver\u00ebs energjia elektrike. Shkallime t\u00eb forta zakonisht lidhen me ndonj\u00eb aksident n\u00eb vet\u00eb stacionin ose n\u00eb stacione t\u00eb tjera elektroenergjitike brenda nj\u00eb zone \u00e7mimi t\u00eb tregut. Por gjithmon\u00eb ka luhatje, dhe k\u00ebto luhatje ndikojn\u00eb ndjesh\u00ebm n\u00eb efektivitetin ekonomik t\u00eb funksionimit t\u00eb stacionit. Fuqia e nevojshme mund t\u00eb merret nga tre bojler\u00eb me ngarkes\u00eb 50% ose dy me ngarkes\u00eb 75% dhe t\u00eb shikohet se cila \u00ebsht\u00eb m\u00eb efektive. <\/p>\n<p>Margjinaliteti varet nga \u00e7mimet n\u00eb treg dhe kostot 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 dobishme t\u00eb digjet l\u00ebnda djeg\u00ebse, por t\u00eb shitet mir\u00eb energjia elektrike. Dhe ndonj\u00ebher\u00eb ndodh q\u00eb n\u00eb nj\u00eb or\u00eb t\u00eb caktuar duhet t\u00eb zbresim n\u00eb minimumin teknik dhe t\u00eb reduktojm\u00eb humbjet. Duhet gjithashtu t\u00eb mbajm\u00eb parasysh rezervat dhe kostot e l\u00ebnd\u00ebve djeg\u00ebse: gazi natyror zakonisht \u00ebsht\u00eb i kufizuar, nd\u00ebrsa gazi mbi limit \u00ebsht\u00eb duksh\u00ebm m\u00eb i shtrenjt\u00eb, p\u00ebr t\u00eb mos p\u00ebrmendur mazutin. T\u00eb gjitha k\u00ebto k\u00ebrkojn\u00eb modele matematike t\u00eb sakta p\u00ebr t\u00eb kuptuar se cilat k\u00ebrkesa duhet t\u00eb paraqiten dhe se si t\u00eb reagohet n\u00eb rrethanat e ndryshueshme. <\/p>\n<h3>Si \u00ebsht\u00eb b\u00ebr\u00eb kjo para ardhjes son\u00eb<\/h3>\n<p>\nPraktikisht n\u00eb let\u00ebr me karakteristika t\u00eb pasakta t\u00eb pajisjeve, t\u00eb cilat kan\u00eb nj\u00eb shp\u00ebrndarje t\u00eb madhe nga faktet. Menj\u00ebher\u00eb pas provave t\u00eb pajisjeve n\u00eb rastin m\u00eb t\u00eb mir\u00eb ato do t\u00eb jen\u00eb plus-minus 2% nga fakti, por pas nj\u00eb viti \u2014 plus-minus 7-8%. Provimet b\u00ebhen \u00e7do pes\u00eb vjet, shpesh edhe m\u00eb rrall\u00eb.<\/p>\n<p>Momenti tjet\u00ebr \u00ebsht\u00eb se t\u00eb gjitha llogaritjet b\u00ebhen n\u00eb l\u00ebnd\u00eb djeg\u00ebse t\u00eb kushtueshme. N\u00eb BRSS ishte e pranueshme nj\u00eb skem\u00eb, kur merrej nj\u00eb l\u00ebnd\u00eb djeg\u00ebse e caktuar p\u00ebr krahasimin e stacioneve t\u00eb ndryshme n\u00eb mazut, qymyr, gaz, energjin\u00eb b\u00ebrthamore etj. Duhej t\u00eb kuptohej efikasiteti n\u00eb para \u00e7do gjeneratori, dhe l\u00ebnda djeg\u00ebse e kushtueshme \u00ebsht\u00eb ajo q\u00eb quhet pika referimi. Kjo p\u00ebrcaktohet nga blloku kalorik i l\u00ebnd\u00ebs djeg\u00ebse: nj\u00eb ton l\u00ebnde djeg\u00ebse e kushtueshme \u00ebsht\u00eb af\u00ebrsisht e barabart\u00eb me nj\u00eb ton qymyri. Ka tabela konvertimi p\u00ebr l\u00ebnd\u00eb t\u00eb ndryshme djeg\u00ebse. P\u00ebr shembull, p\u00ebr qymyrin brun, treguesit jan\u00eb pothuajse dy her\u00eb m\u00eb t\u00eb dob\u00ebt. Por blloku kalorik nuk lidhet me rubla. \u00cbsht\u00eb si benzina dhe dizeli: nuk \u00ebsht\u00eb e garantuar q\u00eb n\u00ebse dizeli kushton 35 rubla, dhe 92-ta 32 rubla, at\u00ebher\u00eb n\u00eb bllok kalorik dizeli do t\u00eb jet\u00eb m\u00eb efikase. <\/p>\n<p>Faktori i tret\u00eb \u00ebsht\u00eb v\u00ebshtir\u00ebsia e llogaritjeve. Duke marr\u00eb p\u00ebr baz\u00eb p\u00ebrvoj\u00ebn e punonj\u00ebsve, llogariten dy-tre skenar\u00eb, dhe m\u00eb shpesh zgjidhet m\u00ebnyra m\u00eb e mir\u00eb nga historia e periudhave t\u00eb m\u00ebparshme p\u00ebr ngarkesa dhe kushte klimatike t\u00eb ngjashme. Sigurisht, punonj\u00ebsit besojn\u00eb se ata po 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>Ne erdh\u00ebm. P\u00ebr t\u00eb zgjidhur problemin, ne p\u00ebrgatisim nj\u00eb binjak digjital \u2014 nj\u00eb model imituese t\u00eb stacionit. Kjo \u00ebsht\u00eb kur ne p\u00ebrmes qasjeve speciale imitojm\u00eb t\u00eb gjitha proceset teknologjike p\u00ebr secil\u00ebn nj\u00ebsi pajisjeje, p\u00ebrmbledhim bilancet e avullit dhe energjis\u00eb dhe marrim nj\u00eb model t\u00eb sakt\u00eb t\u00eb funksionimit t\u00eb TEC. <\/p>\n<p>P\u00ebr krijimin e modelit ne p\u00ebrdorim: <\/p>\n<ul>\n<li>Konstruktin dhe karakteristikat pasaportore t\u00eb pajisjeve. <\/li>\n<li>Karakteristikat sipas rezultateve t\u00eb provimeve t\u00eb fundit t\u00eb pajisjeve: \u00e7do pes\u00eb vjet n\u00eb stacion provohen 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 gjith\u00eb treguesit teknologjik\u00eb t\u00eb disponuesh\u00ebm, shpenzimet dhe prodhimin e nxeht\u00ebsis\u00eb dhe energjis\u00eb elektrike. N\u00eb ve\u00e7anti, t\u00eb dh\u00ebnat nga sistemet e regjistrimit p\u00ebr furnizimin e nxeht\u00ebsis\u00eb dhe energjis\u00eb elektrike, si dhe nga sistemet e telemechanik\u00ebs.<\/li>\n<li>T\u00eb dh\u00ebnat nga diagramet e let\u00ebs dhe rrethore. Po, k\u00ebto metoda analoge t\u00eb regjistrimit t\u00eb parametrit t\u00eb funksionimit t\u00eb pajisjeve vazhdojn\u00eb t\u00eb p\u00ebrdoren n\u00eb centralet elektrike ruse, dhe ne i num\u00ebrojm\u00eb ato.<\/li>\n<li>Ditaret e letr\u00ebs n\u00eb centrale, ku regjistrohen vazhdimisht parametrat kryesor\u00eb t\u00eb regjimeve, duke p\u00ebrfshir\u00eb ata q\u00eb nuk regjistrohen nga sensor\u00ebt e ASU TP. Nj\u00eb inspektor kalon \u00e7do kat\u00ebr or\u00eb, transmeton treguesit dhe regjistron gjith\u00e7ka n\u00eb ditar.<\/li>\n<\/ul>\n<p>\nK\u00ebshtu, ne kemi setet e rikuperuara t\u00eb t\u00eb dh\u00ebnave p\u00ebr at\u00eb q\u00eb ka funksionuar n\u00eb \u00e7do regjim, sa karburant \u00ebsht\u00eb dor\u00ebzuar, \u00e7far\u00eb ka qen\u00eb temperatura dhe shpenzimi i avullit, dhe sa energji termike dhe elektrike \u00ebsht\u00eb marr\u00eb si rezultat. Nga mij\u00ebra set\u00ebve t\u00eb till\u00eb, duhej t\u00eb mblidheshin karakteristikat e \u00e7do njeriu. Fatmir\u00ebsisht, kemi p\u00ebrvoj\u00eb t\u00eb gjat\u00eb n\u00eb k\u00ebt\u00eb Data Mining. <\/p>\n<p>T\u00eb p\u00ebrshkruash objekte kaq komplekse me modele matematikore \u00ebsht\u00eb jasht\u00ebzakonisht e v\u00ebshtir\u00eb. Dhe akoma m\u00eb e v\u00ebshtir\u00eb \u00ebsht\u00eb t\u00eb provohen-ingjinierit kryesor se modeli yn\u00eb llogarit sakt\u00eb regjimet e funksionimit t\u00eb stacionit. Prandaj, ne e ndjek\u00ebm rrug\u00ebn e p\u00ebrdorimit t\u00eb komplekseve t\u00eb specializuara inxhinierike q\u00eb lejojn\u00eb t\u00eb kompozohet dhe t\u00eb rafinohet modeli i TEC n\u00eb p\u00ebrputhje me karakteristikat konstruktive dhe teknologjike t\u00eb pajisjeve. Zgjedhim programin Termoflow t\u00eb kompanis\u00eb amerikane TermoFlex. Aktualisht, ekzistojn\u00eb analoge ruse, por n\u00eb at\u00eb koh\u00eb ky paket ishte m\u00eb i miri n\u00eb kategorin\u00eb e tij.<\/p>\n<p>P\u00ebr \u00e7do agregat, zgjidhen karakteristikat e tij konstruktive dhe teknologjike kryesore. Sistemi lejon t\u00eb p\u00ebrshkruhet gjith\u00e7ka shum\u00eb n\u00eb detaje si n\u00eb nivelin logjik ashtu dhe n\u00eb at\u00eb fizik deri n\u00eb p\u00ebrcaktimin e shkall\u00ebs s\u00eb depozitave n\u00eb tubat e shk\u00ebmbyesve t\u00eb nxeht\u00ebsis\u00eb.<\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/b0d14b78256ed36202deb54ad7334cb9.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nSi rezultat, modeli i skem\u00ebs termike t\u00eb stacionit p\u00ebrshkruhet vizualisht n\u00eb terma t\u00eb teknolog\u00ebve t\u00eb energjis\u00eb. Teknolog\u00ebt nuk din\u00eb t\u00eb programojn\u00eb, matematikojn\u00eb dhe modelojn\u00eb, por ata mund t\u00eb zgjedhin konstrukcionin e nj\u00ebsis\u00eb, hyrjet-daljet e agregateve dhe t\u00eb caktuar parametrat p\u00ebr to. M\u00eb pas, sistemi vet\u00eb p\u00ebrzgjidh parametrat m\u00eb t\u00eb p\u00ebrshtatsh\u00ebm, nd\u00ebrsa teknologu i sakt\u00ebson ata n\u00eb m\u00ebnyr\u00eb q\u00eb t\u00eb arrij\u00eb sakt\u00ebsi maksimale p\u00ebr t\u00eb gjith\u00eb gam\u00ebn e regjimeve t\u00eb funksionimit. Ne kemi vendosur q\u00ebllimin p\u00ebr t\u00eb siguruar nj\u00eb sakt\u00ebsi prej 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 centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: 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 centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/c9d99052fd4af3d6542afa78ee70a885.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nT\u00eb arrish k\u00ebt\u00eb rezulton t\u00eb jet\u00eb jo aq e thjesht\u00eb: t\u00eb dh\u00ebnat fillestare nuk ishin shum\u00eb t\u00eb sakta, k\u00ebshtu q\u00eb dy muajt e par\u00eb ne shkuam n\u00eb TEC dhe p\u00ebrjashtuam treguesit aktual\u00eb nga manometra dhe rregulluam modelin n\u00ebn regjimet aktuale. Fillimisht, krijuam modelet e turbinave dhe bojler\u00ebve. \u00c7do turbin\u00eb dhe bojler u verifikuan. P\u00ebr t\u00eb kontrolluar modelin, krijuam nj\u00eb grup punues dhe p\u00ebrfshim\u00eb p\u00ebrfaq\u00ebsues t\u00eb TEC. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/53c1638cb7ccf8156a525b17ef01c6e7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPastaj mblodh\u00ebm t\u00eb gjith\u00eb pajisjet n\u00eb nj\u00eb skem\u00eb t\u00eb p\u00ebrbashk\u00ebt dhe rregulluam modelin e TEC si nj\u00eb t\u00ebr\u00ebsi. Duhet t\u00eb punohej, sepse n\u00eb arkivat kishte shum\u00eb t\u00eb dh\u00ebna kontradiktore. P\u00ebr shembull, gjet\u00ebm regjime me efikasitet t\u00eb p\u00ebrgjithsh\u00ebm 105%. <\/p>\n<p>Kur mbledh nj\u00eb skem\u00eb t\u00eb plot\u00eb, sistemi gjithmon\u00eb llogarit nj\u00eb regjim t\u00eb balancuar: krijohen bilancet materiale, elektrike dhe termike. M\u00eb pas ne vler\u00ebsojm\u00eb se si gjith\u00e7ka n\u00eb mbledhje p\u00ebrputhet me parametrit real t\u00eb regjimit sipas treguesve nga pajisjet.<\/p>\n<h3>\u00c7far\u00eb rezultati u arrit<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/b293844a8a93d7decae8a02a38cd9031.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nSi rezultat, ne mor\u00ebm nj\u00eb model t\u00eb sakt\u00eb t\u00eb proceseve teknologjike t\u00eb TEC, n\u00eb baz\u00eb t\u00eb karakteristikave reale t\u00eb pajisjeve dhe t\u00eb dh\u00ebnave historike. Kjo lejon q\u00eb t\u00eb parashikohet m\u00eb sakt\u00eb sesa duke u bazuar vet\u00ebm n\u00eb karakteristikat e testeve. U krijua nj\u00eb simulator i proceseve reale t\u00eb stacionit, nj\u00eb kopje digjitale e TEC. <\/p>\n<p>N\u00eb k\u00ebt\u00eb simulator \u00ebsht\u00eb mund\u00ebsuar kryerja e analizave sipas skenar\u00ebve \"\u00e7far\u00eb n\u00ebse...\" p\u00ebr tregues t\u00eb caktuar. Kjo model gjithashtu u p\u00ebrdor p\u00ebr zgjidhjen e detyr\u00ebs s\u00eb optimizimit t\u00eb funksionimit t\u00eb nj\u00eb stacioni real. <\/p>\n<p>Arrit\u00ebm t\u00eb realizojm\u00eb kat\u00ebr llogaritje optimizuese:<\/p>\n<ol>\n<li>Shefi i nd\u00ebrrimit t\u00eb stacionit di grafikun e furnizimit t\u00eb nxeht\u00ebsis\u00eb, jan\u00eb t\u00eb njohura komandat e operatorit t\u00eb sistemit, dihet grafiku i furnizimit me energji elektrike: cilat pajisje duhen ngarkuar p\u00ebr t\u00eb arritur maksimumin e marzhinalitetit.<\/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 ajrit t\u00eb jasht\u00ebm, p\u00ebrcaktojm\u00eb p\u00ebrb\u00ebrjen optimale t\u00eb pajisjeve.<\/li>\n<li>D\u00ebrgimi i k\u00ebrkesave n\u00eb treg nj\u00eb dit\u00eb p\u00ebrpara: kur ka p\u00ebrb\u00ebrjen e pajisjeve dhe ka nj\u00eb parashikim m\u00eb t\u00eb sakt\u00eb t\u00eb \u00e7mimeve. Llogarisim dhe d\u00ebrgojm\u00eb k\u00ebrkes\u00ebn.<\/li>\n<li>Tregu i balancimit \u00ebsht\u00eb brenda dit\u00ebve aktuale, kur jan\u00eb regjistruar grafiket elektrike dhe termike, por disa her\u00eb n\u00eb dit\u00eb \u00e7do kat\u00ebr or\u00eb, tregjet n\u00eb tregun e balancimit nisin, dhe mund t\u00eb d\u00ebrgohet nj\u00eb k\u00ebrkes\u00eb: \"Po k\u00ebrkoj t\u00eb rritem me 5 MW\". Duhet t\u00eb gjenden pjes\u00ebt e rritjes ose zvog\u00eblimit, kur kjo ofron margjin\u00eb maksimale.<\/li>\n<\/ol>\n<p>\n<img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: avulli dhe matematika\" src=\"\/wp-content\/uploads\/2019\/12\/a7b19a183a0d652b9730b8518ada67a0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <\/p>\n<h3>Testime<\/h3>\n<p>\nP\u00ebr teste t\u00eb sakt\u00eb, na nevojitej t\u00eb krahasojm\u00eb modalitetet standarde t\u00eb ngarkes\u00ebs s\u00eb pajisjeve t\u00eb stacionit me rekomandimet tona t\u00eb llogaritura n\u00eb kushte t\u00eb nj\u00ebjta: p\u00ebrb\u00ebrja e pajisjeve, grafiket e ngarkes\u00ebs dhe moti. Gjat\u00eb disa muajve ne zgjodh\u00ebm intervale t\u00eb dit\u00ebs prej kat\u00ebr deri n\u00eb gjasht\u00eb or\u00eb me grafik t\u00eb q\u00ebndruesh\u00ebm. Shkonim n\u00eb stacion (shpesh nat\u00ebn), prisnim q\u00eb stacioni t\u00eb arrij\u00eb modalitetin, dhe vet\u00ebm at\u00ebher\u00eb e llogarisnim n\u00eb modelin ton\u00eb t\u00eb simulimit. N\u00ebse shefi i turnit t\u00eb stacionit ishte i k\u00ebnaqur, at\u00ebher\u00eb d\u00ebrgonim stafin operativ p\u00ebr t\u00eb rrotulluar valvulat dhe ndryshuar modalitetet e pajisjeve. <\/p>\n<p><img decoding=\"async\" alt=\"Modelimi i funksionimit t\u00eb nj\u00eb centralet t\u00eb v\u00ebrtet\u00eb p\u00ebr optimizimin e modaliteteve: 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 faktit. N\u00eb pikun, gjat\u00eb dit\u00ebs dhe nat\u00ebs, n\u00eb dit\u00eb pushimi dhe n\u00eb dit\u00eb pune. N\u00eb \u00e7do modalitet arrit\u00ebm kursim n\u00eb karburant (n\u00eb k\u00ebt\u00eb detyr\u00eb margjina varet nga shpenzimi i karburantit). M\u00eb pas kaluam plot\u00ebsisht n\u00eb modalitetet e reja. Duhet th\u00ebn\u00eb se n\u00eb stacion shum\u00eb shpejt besuan n\u00eb efikasitetin e rekomandimeve tona, dhe af\u00ebr p\u00ebrfundimit t\u00eb testeve ne gjithnj\u00eb e m\u00eb shpesh v\u00ebzhgonim q\u00eb pajisjet punonin n\u00eb modalitetet q\u00eb ne i kishim llogaritur m\u00eb par\u00eb. <\/p>\n<h3>P\u00ebrfundimi i projektit<\/h3>\n<p>\nObjekti: TPP me lidhje t\u00eb p\u00ebrhapura, 600 MW kapacitet elektrik, 2,400 Gkal - termik.<\/p>\n<p>Ekipi: KROK - shtat\u00eb persona (ekspert\u00eb teknologjik\u00eb, analist\u00eb, inxhinier\u00eb), TPP - pes\u00eb persona (ekspert\u00eb t\u00eb biznesit, p\u00ebrdorues kryesor\u00eb, specialist\u00eb). <br \/>\nKoha e zbatimit: 16 muaj.<\/p>\n<p>Rezultatet:<\/p>\n<ul>\n<li>Automatizuam proceset e biznesit p\u00ebr menaxhimin e modaliteteve dhe funksionimin n\u00eb tregun e energjis\u00eb.<\/li>\n<li>Kryem teste t\u00eb natyrshme q\u00eb konfirmojn\u00eb efektin ekonomik.<\/li>\n<li>Kursim prej 1.2% t\u00eb karburantit p\u00ebrmes shp\u00ebrndarjes s\u00eb ngarkesave gjat\u00eb menaxhimit t\u00eb modalitetit.<\/li>\n<li>Ruajt\u00ebm 1% t\u00eb karburantit fal\u00eb planifikimit afatshkurt\u00ebr t\u00eb p\u00ebrb\u00ebrjes s\u00eb pajisjeve. <\/li>\n<li>Optimizuam llogaritjen e shkall\u00ebve t\u00eb aplikacioneve n\u00eb RCV duke p\u00ebrdorur kriterin e maksimizimit t\u00eb fitimit marginal.<\/li>\n<\/ul>\n<p>\nEfekti p\u00ebrfundimtar - rreth 4%.<\/p>\n<p>Afati i vler\u00ebsuar p\u00ebr rikthimin e investimit (ROI) - 1-1.5 vjet. <\/p>\n<p>Sigurisht, p\u00ebr t\u00eb implementuar dhe testuar t\u00eb gjitha k\u00ebto, duhej t\u00eb ndryshonim shum\u00eb procese dhe t\u00eb punonim ngusht\u00eb si me drejtuesit e TPP-s\u00eb, ashtu edhe me kompanin\u00eb gjeneruese n\u00eb p\u00ebrgjith\u00ebsi. Por rezultati definitivisht ia vlejti. Mund\u00ebm t\u00eb krijonim nj\u00eb binjak dixhital t\u00eb stacionit, t\u00eb zhvillonim procedurat e planifikimit optimizues dhe t\u00eb fitonim 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 5.0.0.1 - 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) 5.0.0.1\" \/>\n\t\t<meta property=\"og:locale\" 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