Uyilo lwezixhobo zombane kwisikhululo esilungiselelwe iYBM esenziwe ngaphambili kufuneka siqale ngamagalelo eprojekthi, hayi ngenkcazelo yekhabhathi eqhelekileyo. Ngaphambi kokuba imveliso ihlaziywe, abathengi kufuneka bachaze isicelo, i-voltage kunye neemfuno zomthwalo, i-high-voltage kunye ne-low-voltage configuration, ilungiselelo le-transformer, i-enclosure condition, ukungena kwekhebula, imida yokubeka, ukulindela ukudweba kunye nokufikelela kwisondlo. Isikhululo se-YBM sinokuxoxwa njengendlela yemveliso, kodwa isicatshulwa sokugqibela kunye nokuphononongwa kobunjineli kuxhomekeke ekubeni ulwazi lweprojekthi yomthengi luphelele ngokwaneleyo ukulawula ukucinga kokuyila.
Kutheni izitishi eziFakelweyo ze-YBM zifuna iiNgeniso ezicacileyo zoYilo
I-substation eyenziwe ngaphambili idibanisa ukucwangciswa kombane, isakhiwo se-enclosure kunye neemeko zokufakela indawo. Ngenxa yokuba ezi nxalenye zisebenzisana, umthengisi akanakuchaza ngokukhuselekileyo umda wokucaphula kwibinzana elithi "izixhobo zombane eziqhelekileyo" yedwa. Utshintsho kwi-voltage, umthwalo, ilungiselelo le-feeder, ukungena kwekhebula okanye ukufakwa kwe-enclosure kunokutshintsha ukwakheka kwekhabhinethi, indawo yangaphakathi, ukuphononongwa kokutshatyalaliswa kobushushu, ukukhutshwa kokugcinwa kunye neemfuno zokudweba. Igalelo lakwangoko lomthengi limisela ukuba umthengisi ucaphula iprojekthi ekujoliswe kuyo okanye ingcamango yokuqala.
Iqela leprojekthi ke ngoko kufuneka liyithathe inkcazo yemfuno njengomsebenzi wokuqala wokuthenga. Oku akuthethi ukuba zonke iinkcukacha zokugqibela zobunjineli kufuneka zimiswe ngaphambi kophando lokuqala. Kuthetha ukuba umthengi kufuneka achonge ukuba ngawaphi amagalelo aqinisekisiweyo, ngawaphi amagalelo athathwayo kwaye ngawaphi amagalelo asafuna ukujongwa kwakhona ngababoneleli. Xa iingqikelelo zihlukaniswe kwiimfuno eziqinisekisiweyo, umthengisi unokuphendula ngobubanzi obucacileyo bobugcisa kunye noluhlu olubonakalayo lokutenxa.
Abathengi bethelekisa izixhobo ezinxulumeneyo banokuqala nge udidi lwemveliso yezixhobo zombane ukuchonga ukuba ngaba imfuneko yeyesikhululo esele silungisiwe, ikhabhinethi yokuhambisa, isitishi sokutshintshela okanye idibaniso yesixhobo sombane esine-voltage ephantsi. Olu hlaziyo lwenqanaba lomgangatho lunceda ukunqanda uphando ekuxubeni iindlela ezahlukeneyo zemveliso phantsi kwegama elingundoqo loyilo lwezixhobo zombane.
Loluphi ulwazi lweProjekthi yeSicelo ekufuneka abathengi balubonelele?
Isicelo simisela umda woyilo. I-YBM prefabricated substation yokusasazwa kwemizi-mveliso, unikezelo lwezakhiwo zorhwebo, uqhagamshelo lwamandla ahlaziyekayo, inkxaso ye-microgrid okanye indawo yokusasaza iprojekthi inokufuna ukucingelwa komthwalo ohlukeneyo, amalungiselelo ekhebula angenayo naphumayo, ulungiselelo lwe-enclosure kunye nesicwangciso sokugcina. Umthengi kufuneka achaze indima yeprojekthi yesitishi esingaphantsi kunokubuza kuphela igama lemveliso.
Izicelo ezibalulekileyo zezicelo ziquka indawo yokufakela, imithwalo edibeneyo, indawo yokusebenza, ukubekwa kwangaphakathi okanye ngaphandle, usetyenziso okanye ujongano lomnini, indlela yokusebenza elindelekileyo kunye nokuba isixhobo siyinxalenye yeprojekthi entsha okanye ukutshintshwa. Ukuba i-substation idibanisa kwi-switchgear ephezulu, izixhobo ze-transformer okanye ukuhanjiswa kwe-low-low-voltage, olo lwalamano kufuneka luchazwe ngomzobo womgca omnye okanye inkcazo ebhaliweyo. Umthengisi kufuneka azi ukuba isitishi sinxibelelana nantoni na phambi kokuphonononga ekufuneka kufakwe kuso.
Ulwazi lwesicelo lukwalawula umngcipheko. Ukuba umniki-nkonzo akawazi umda wesiza, uyilo olucetywayo lunokusebenzisa indlela yokungena yentambo engafanelekanga, ukushiya ufikelelo olunganelanga ukulungiselela ukulungiswa, ukushiya ujongano olulindelwe ngumnini weprojekthi, okanye athathe uyilo olungquzulana nemisebenzi yoluntu. Ezi ngxaki azisoloko zibangelwa kukuveliswa kakubi; bahlala beqala ngegalelo leprojekthi elingaphelelanga ngexesha le-RFQ.
Zeziphi iiParameters zoMbane ezifuna ukuqinisekiswa phambi kwekowuteshini?
Iiparamitha zombane zichaza indlela yoyilo olungundoqo. Umthengi kufuneka acacise inqanaba lombane, umthwalo olinganisiweyo okanye imfuneko yesiguquli, ilungiselelo lesekethe engenayo naphumayo, ukhuseleko nolawulo olulindelweyo, imfuneko yokulinganisa iimitha, imeko yokubekwa phantsi komhlaba, iimfuno zamandla ancedisayo kunye naluphi na ujongano oluthile lweprojekthi. Ezi nkcukacha zichaphazela indlela icandelo le-high-voltage, indawo ye-transformer kunye ne-low-voltage distribution distribution section ihlelwe kwaye ihlaziywa.
Ulwazi lomthwalo lubaluleke kakhulu kuba ludibanisa amandla ombane kunye noyilo lomzimba. Ukuba umthwalo odibeneyo ungaphantsi, isixhobo esikhethiweyo asinakuxhasa umsebenzi ojoliswe kuwo. Ukuba umthwalo ugqithisekile ngaphandle kokuchaza ukuhlukahluka kokusebenza okanye ukwandiswa kwexesha elizayo, iprojekthi inokufumana idizayini enkulu kunye neyinkimbinkimbi kunokuba kuyimfuneko. Uluhlu oluvunyiweyo lomthwalo, umzobo womgca omnye kunye neenkcukacha zeprojekthi kufuneka zichaze isiseko soyilo ukuze umthengisi akwazi ukucaphula ngokuchasene nokucingelwa okufanayo umthengi aya kukusebenzisa ukwamkelwa.
Iimfuno zokhuseleko kunye neemitha zokulinganisa mazixoxwe kwangethuba. Umthengi akuyomfuneko ukuba apapashe umgangatho ngamnye wangaphakathi kwiRFQ, kodwa iinkcukacha zeprojekthi kufuneka zichaze ukuba yeyiphi imisebenzi, iimitha, isalathisi, imiqondiso yolawulo okanye iindawo zojongano ezilindelekileyo. Ukuba ezo mfuno zishiywe de kube semva kwekowuteshini, uyilo lunokufuna uhlaziyo olutshintsha ukwakheka kwekhabhinethi, i-wiring yesibini, ububanzi boxwebhu okanye uxanduva lomthengisi. Ukuqinisekiswa kwangethuba kwenza ukuba ikowuti ingabi ngqiqweni.
Ingaba uYilo, indawo ebiyelweyo, kunye neeMeko zoFakelo ziluchaphazela njani uYilo?
Izigqibo zoyilo ziqinisekisa ukuba isixhobo sinokufakelwa, sisebenze kwaye sigcinwe kwisiza. Isitishi esenziwe ngaphambili se-YBM kufuneka sihlaziywe ngokubhekiselele kwimilinganiselo yesiseko, indawo yentambo yentambo, indlela yokuthutha, ukunyuswa okanye ukubeka imida, iingcango zokungena, ukukhutshwa kokusebenza kunye nendawo yokugcina. Indawo ebiyelweyo ayisosigqubuthelo kuphela; yinxalenye yoyilo lwezixhobo zombane kuba ilawula indawo, ukufikelela, ukungena kwentambo, ukungena komoya kunye nojongano lwesiza.
Ukungena kwekhebula ngumzekelo osebenzayo. Ukuba iintambo ezingenayo neziphumayo zingena ukusuka kumacala ahlukeneyo, ilungiselelo langaphakathi kunye nesicwangciso se-cable compartment inokutshintsha. Ukuba isiza sisebenzisa umsele wentambo ochaziweyo, indawo ebiyelweyo kunye noyilo lwekhabhinethi kufuneka luhambelane naloo meko yoluntu. Ukuba isikhokelo sokungena kwekhebula sitshintshiwe emva kokuba imizobo yokuvelisa ivunyiwe, iprojekthi inokujongana nokusebenza kwakhona kwintsimi okanye ifune imidwebo ehlaziyiweyo ngaphambi kokuba ukufakela kuqhubeke.
Indawo yokufakela idala omnye umda. Ukuvezwa ngaphandle, ukungena komoya okuthintelweyo, uthuli, ukufuma, umngcipheko wokutya okanye ubushushu obuphezulu be-ambient inokuchaphazela ingxoxo yendawo ebiyelweyo kunye nocwangciso lolondolozo. Inqaku alibangi ukuba ulungelelwaniso olusemgangathweni lungena kuzo zonke iimeko-bume. Endaweni yoko, inkcazo yeprojekthi kufuneka ichaze okusingqongileyo ngokucacileyo ukuze umthengisi aqinisekise indawo ebiyelweyo efanelekileyo, ukungena komoya kunye neengqikelelo zokufikelela phambi kophononongo lwemveliso.
Yeyiphi imizobo okanye iimpepha zobuGcisa ezinceda ababoneleli ukuba baphonononge iProjekthi?
Imizobo ijika injongo yomthengi ibe bubungqina obunokuphononongwa. Kwisikhululo esilungiselelweyo esenziwe ngaphambili, umboneleli udla ngokufuna ulwazi olwaneleyo ukuze aqinisekise umda wombane, ulungiselelo lwesakhiwo, ujongano lwesiza kunye nolindelo lwamaxwebhu. Imfuneko ebhaliweyo inokuqalisa ingxoxo, kodwa imizobo inceda ukuthintela amaqela ahlukeneyo ekutolikeni amagama afanayo ngeendlela ezahlukeneyo.
| Uxwebhu lweRFQ | Yintoni ephononongwa nguMboneleli | Umngcipheko ukuba ulahlekile |
| Umzobo womgca omnye | Inqanaba le-voltage, iisekethe ezingenayo neziphumayo, ubudlelwane be-transformer kunye nendlela yokusabalalisa | Ikoteyishini isenokungabonakalisi umda wokwenene wenkqubo yombane |
| Uluhlu lomthwalo okanye isiseko somthamo | Umthwalo oqhagamshelweyo, uqikelelo lokwandiswa kunye nesiseko somthamo wezixhobo | Uyilo lunokuba ngaphantsi kobungakanani, ubukhulu obungaphezulu okanye kunzima ukuthelekisa phakathi kwababoneleli |
| Ulungiselelo ngokubanzi okanye umzobo woyilo | Amalungiselelo eKhabhinethi, indawo ebiyelweyo, indlela yokungena kunye nojongano lwesiza | Ukufikelela kokufakela, ukungena kwekhebula okanye indawo yokulungisa isenokungaqondwa kakuhle |
| Ulwazi lwasekuhlaleni okanye olusisiseko | Ubungakanani besiseko, indawo yomsele, indawo yokukhwela kunye nomda wokubeka | Isixhobo sinokufuna ukusetyenzwa ngokutsha kwesiza okanye ukucwangciswa ngokutsha kwendawo ebiyelweyo |
| Iinkcukacha zobugcisa | Iimfuno zomnini, ukhuseleko olulindelekileyo, ukulinganisa, okusingqongileyo kunye nomda wamaxwebhu | Iingqikelelo zababoneleli zisenokuhlala zifihliwe kude kube kuphononongo lwasemva kwexesha |
| Isicelo soluhlu lokutenxa | Izinto ezahlukileyo kulungiselelo olufunekayo lomthengi okanye zihlale zingaqinisekiswanga | Umthengi unokuvuma ikowuti ngaphandle kokubona izikhewu zoyilo ezingasonjululwanga |
Injongo yala maxwebhu ayikokwenza amaphepha ngenxa yawo. Uxwebhu ngalunye kufuneka lungqine into ethile: umzobo womgca omnye ungqina ubudlelwane bombane; uyilo lungqina ukufikelela nolungiselelo; ulwazi lwesiseko lungqina umda wesiza; iinkcukacha zingqina iimfuno zomnini. Ikoteyishini yomthengisi iba luncedo ngakumbi xa ichaza ukuba ngawaphi amaxwebhu asetyenzisiweyo kwaye loluphi uqikelelo olusafuna ukuvunywa.
Igalelo loMthengi, indawo yokuphonononga ababoneleli, kunye nomngcipheko ukuba ulahlekile
| Igalelo lomthengi | Supplier Review Point | Umngcipheko Ukuba Ulahlekile |
| Isicelo seprojekthi | Ingaba ubumbeko lwesikhululo esisezantsi sihambelana nendima yokuhambisa kunye nokusingqongileyo okusebenzayo | Indlela yemveliso inokuba ichanekile egameni kodwa ayilunganga kumsebenzi wesiza |
| I-voltage kunye nemfuno yomthwalo | Isiseko somthamo, ilungiselelo le-high-voltage kunye ne-low-voltage, ubudlelwane be-transformer | Izicatshulwa zinokungangqinelani ngokobuchwephesha kwaye kube nzima ukuthelekisa |
| Iisekethe ezingenayo neziphumayo | Ubuninzi be-feeder, ukungena kwentambo, ukhuseleko kunye nokulindela ukulinganisa imitha | Utshintsho loyilo lwasemva kwexesha lunokuchaphazela uyilo, iintambo kunye nomda woxwebhu |
| Indawo ebiyelweyo kunye nemeko yesiza | Ukubekwa kwangaphandle okanye ngaphakathi, ukungena komoya, ukufikelela, isiseko kunye nojongano loluntu | Impixano yokufakela okanye uthintelo-lofikelelo lokulungisa lunokuvela emva kokuvunywa |
| Imfuneko yokuzoba | Yeyiphi imizobo yokuvunywa, amanqaku oyilo kunye nokuqinisekiswa kobugcisa okubandakanyiweyo | Umthengi unokungafumani ubungqina obaneleyo bophononongo lwangaphakathi okanye imvume yomnini |
| Ukuhlolwa nokulindela ukwamkelwa | Ukuphononongwa kwamaxwebhu, ukuhlolwa okubonakalayo, ukujonga ubuninzi kunye nokuqinisekiswa kokutenxa | Iingxabano zokuvuma zingenzeka ngenxa yokuba umda wokuthenga awuchazwanga ngokucacileyo |
Olu thelekiso kufuneka lusetyenziswe ngaphambi kokuthelekisa ixabiso. Ukuba umthengisi omnye ucaphula i-enclosure eyisiseko kwaye enye ibandakanya ukuhlaziywa komzobo, ukuqinisekiswa koqwalaselo kunye nenkxaso yoxwebhu, amaxabiso awakwazi ukuphathwa ngokulinganayo. Umthengi kufuneka aqale alungelelanise ububanzi bombane, i-scope yesakhiwo, amaxwebhu, ukuhlolwa kunye nokuphambuka, kwaye emva koko uthelekise imigaqo yorhwebo.
Zeziphi iiMfuno zoKhuseleko kunye noLondolozo ekufuneka zixoxwe kwangethuba?
Iimfuno zokhuseleko kunye nokugcinwa ziyingxenye yegalelo loyilo ngenxa yokuba zichaphazela ukufikelela, ukulungiswa kwekhompatimenti, ukuphawula, iqhinga lokuzihlukanisa kunye nendawo yokusebenza. Umthengi kufuneka acacise ukuba ngubani oza kusebenzisa isitishi esingaphantsi, indlela ukufikelela kugcino kuya kulawulwa ngayo, leliphi icala elifuna ukuhlolwa rhoqo, ukuba iprojekthi ineemfuno ezikhethekileyo zokhuseleko lomnini, kwaye ngawaphi amaxwebhu afunekayo ukuze amkelwe. La magalelo kufuneka aboniswe kwimizobo nakumanqaku acatshulweyo kunokuba ashiywe njengentelekelelo engacwangciswanga.
Ufikelelo kwisondlo lusoloko lujongelwa phantsi. Ukuba ubume bendawo ebiyelweyo bushiya indawo engonelanga ejikeleze iingcango, iikhompatimenti zeentambo okanye iindawo zokuhlola, isixhobo sinokuba nzima ukusilungiselela nokuba sinokufakelwa. Umba ofanayo uyasebenza ekutshintsheni ikhebula, ukufundwa kwemitha, ukucocwa komoya wokuphefumla kunye nokujonga okubonwa rhoqo. Umzobo kufuneka ubonise indlela yokufikelela kunye nobudlelwane obubalulekileyo bokucoceka ukuze umthengi aqinisekise ukuba uyilo lusebenza kunye noyilo lwesayithi.
Umda yinkcazo yeprojekthi. Iziza ezahlukeneyo zinokulandela iimfuno zabanini ezahlukeneyo, iinkqubo zokuphononongwa kwezinto eziluncedo okanye imithetho yokhuseleko lwangaphakathi. Umthengisi akufuneki alindeleke ukuba aqashele le migaqo kwigama lemveliso. I-RFQ yomthengi kufuneka ichonge ukuba zeziphi iimfuno ezisisinyanzelo, ezikhethwayo, nezifuna ingxoxo yobugcisa phambi kokuba imizobo yemveliso imiswe emkhenkceni.
Uluhlu lwe-RFQ yokuHlola yeeProjekthi zesiKhululo esiSetyenzisiweyo se-YBM eseSiko
Isikhululo esiqhelekileyo se-YBM RFQ kufuneka sincede umniki-nkonzo abuyisele unikezelo lobugcisa norhwebo olunokuphononongwa. Endaweni yokucela kuphela "ixabiso lesikhululo esilungiselelwe kwangaphambili," umthengi kufuneka athumele iphakheji yeemfuno ezicwangcisiweyo:
- Isicelo seprojekthi: chaza indima yokusasaza, uhlobo lwesiza, uqhagamshelwano olunyukayo nolusezantsi, nokuba ngaba iprojekthi le yolwakhiwo olutsha okanye ukutshintshwa.
- Iiparamitha zombane: chaza inqanaba lamandla ombane, umthwalo okanye isiseko se-transformer, ilungiselelo lesekethe engenayo naphumayo, ukulinganisa kunye nokukhusela okulindelweyo.
- Umda woyilo: ukubonelela ngeendawo ezivaliweyo, imeko yesiseko, umsele wentambo, isikhokelo sokungena kwentambo, ukukhutshwa kokusebenza kunye nemiqobo yokuthutha okanye yokubeka.
- Okusingqongileyo: urhulumente wofakelo lwangaphakathi okanye lwangaphandle, imeko yokungena komoya, ukuvezwa, uthuli, ukufuma okanye ezinye izinto ezinokuchaphazela ukuphononongwa kwendawo ebiyelweyo.
- Umzobo wokuzoba: cela imizobo efunekayo ukuphononongwa komthengi, imvume yomnini, ulungelelwaniso lofakelo kunye nokuqinisekiswa kokugqibela.
- Amaxwebhu kunye nokuhlolwa: chonga ukuba ngawaphi amaxwebhu, iitshekhi ezibonakalayo, iziqinisekiso zolungiselelo kunye namanqaku okutenxa kufuneka afakwe kwimpendulo yomthengisi.
- Umda worhwebo: ubungakanani bukarhulumente, upakisho olulindelekileyo, isiseko sonikezelo ukuba kufanelekile, kunye nokuba nawaphi na amacandelo anganyanzelekanga acatshulwe ngokwahlukeneyo.
Iphepha lemveliso efanelekileyo yolu mbuzo yi I-YBM High-Voltge / Low-Voltage Prefabricated Substation. Inika iqela leprojekthi i-ankile yemveliso echaziweyo ukuze kuxoxwe, ngelixa uluhlu lokukhangela lwe-RFQ luchaza oko kufuneka kuqinisekiswe phambi kokuba uyilo lwesixhobo sombane esiqhelekileyo sinokujongwa kwakhona ukuveliswa.
Abathengi banokulunciphisa njani uHlaziyo loyilo phambi kweMveliso
Uhlaziyo loyilo luhlala luvela kumagalelo angacacanga kunempazamo enye yobugcisa. Umthengi unokunciphisa imijikelo yohlaziyo ngokukhenkcela isiseko sesigqibo ngenyathelo: isicelo kuqala, emva koko iiparamitha zombane, emva koko i-layout kunye ne-enclosure, emva koko imizobo, emva koko ukucinga kwababoneleli kunye nokuphambuka. Ukuba imfuno yeprojekthi ayiqinisekanga, kufuneka imakishwe njengengaqinisekanga endaweni yokuba ithe cwaka ithathwe njengelungisiwe.
Ulawulo loguqulelo luluncedo ekuthengeni isitishi esincinci esiqhelekileyo. Umthengi kufuneka achonge ukuba loluphi uhlaziyo lomzobo, uhlaziyo lweenkcukacha kunye nohlaziyo lwe-RFQ umthengisi acaphula ngokuchasene nalo. Naluphi na utshintsho lwamva kumbane, umthwalo, ubuninzi be-feeder, ukungena kwentambo, imilinganiselo yesivalo okanye imfuno yomnini kufuneka ithathwe njengotshintsho kwisiseko sobugcisa, hayi njengohlengahlengiso oluncinci lwamagama. Oku kugcina uhlaziyo lwekowuti kunye notshintsho loyilo olulandelekayo.
Impendulo eyomeleleyo yomnikezeli kufuneka ibuyisele ubumbeko olucetywayo, isiseko somzobo okanye uyilo, umda wamaxwebhu, ulwazi olungasonjululwanga, kunye nokutenxa kwisicelo somthengi. Emva kokulungiselela umzobo womgca omnye, isiseko somthwalo, amanqaku oyilo, imeko yovalo kunye nolindelo lwamaxwebhu, abathengi ngenisa iimfuno zeprojekthi yesitishi esincinci se-YBM ukuze kuhlolwe ubugcisa. Uphando lusuka kwisicelo soyilo olubanzi lwezixhobo zombane luye kwi-RFQ engqamene neprojekthi enokuxhasa uphononongo lokuzoba, uthelekiso lwababoneleli kunye nokuvunywa kwentengo.
