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Yadda za a Rage Kudin Gina Wutar Lantarki na Solar?

  • labarai2021-10-30
  • labarai

Tashoshin wutar lantarki na PV

 

A cikin rabin farko na 2021, sabon shigar da ƙarfin hoto na 13.01GW, ya zuwa yanzu, ƙarfin shigar da wutar lantarki na ƙasa na samar da wutar lantarki ya kai 268GW.Tare da aiwatar da manufar "3060 Carbon Peak Carbon Neutrality", za a yada ayyukan ci gaba na gundumomi a ko'ina cikin ƙasar, kuma wani babban tsarin gine-gine na photovoltaic ya isa.A cikin shekaru masu zuwa, photovoltaics za su shiga lokaci na gaba na ci gaba mai sauri.

A lokaci guda kuma, shuke-shuken wutar lantarki na photovoltaic da aka gina a baya kuma an haɗa su da grid sun fara shiga matakan aiki mai tsayi, har ma da wutar lantarki na PV da aka gina a farkon matakai sun kammala dawo da farashi.

Idanun masu saka hannun jari sun canza sannu a hankali daga farkon matakin saka hannun jari da haɓakawa da ginawa zuwa mataki na gaba na aiki, kuma tunanin gine-ginen masana'antar wutar lantarki ya canza sannu a hankali daga mafi ƙarancin farashi na saka hannun jari a farkon matakin zuwa mafi ƙarancin farashi. na wutar lantarki a cikin dukan tsarin rayuwa.Wannan yana buƙatar ƙirar tashoshin wutar lantarki ta PV, zaɓin kayan aiki, ingancin gini, da duban reshe na aiki suna ƙara zama mahimmanci.

Ana biyan kuɗin da aka daidaita a kowace kilowatt-hour (LCOE) na tsire-tsire masu amfani da wutar lantarki na photovoltaic a wannan mataki, musamman ma a halin yanzu na daidaito.

Daga ci gaba mai karfi na photovoltaics a cikin 'yan shekarun nan, ana iya ganin cewa farashin BOS a cikin ci gaba da kuma farashin gina gine-gine na tsire-tsire masu amfani da wutar lantarki ya matsa zuwa matsananciyar, kuma ɗakin don raguwa yana da iyaka.Ana iya gani daga dabarar lissafin LCOE da ke sama cewa don rage LCOE, za mu iya farawa ne kawai daga abubuwa uku: rage farashin gini, haɓaka samar da wutar lantarki, da rage farashin aiki.

 

1. Rage Kudin Gina

Farashin kuɗi, farashin kayan aiki, da farashin gini sune manyan abubuwan haɗin ginin farashin wutar lantarki na hasken rana PV.Dangane da kayan kayan aiki, ana iya rage farashin ta zaɓinaluminum pv wayakumatsaga kwalayen haɗin gwiwa, an bayyana wannan dalla-dalla a cikin labaran da suka gabata.Bugu da ƙari, yana iya rage farashin gini daga hangen nesa na rage amfani da kayan aiki da kayan aiki.

An ƙaddamar da tsarin ƙirar ƙira na babban ƙarfin lantarki, babban yanki mai girma da ƙimar ƙarfin aiki don rage farashin ginin tsarin.Babban ƙarfin wutar lantarki na iya ƙara ƙarfin ɗaukar nauyi na yanzu na layin kuma ikon watsawa na tsarin 1500V shine sau 1.36 na tsarin 1100V don kebul na ƙayyadaddun ƙayyadaddun bayanai, wanda zai iya adana amfanin amfani da igiyoyi na hotovoltaic yadda ya kamata.

Yarda da tsarin ƙirar ƙira na babban yanki mai girma da haɓaka mai ƙarfi, rage yawan adadin ƙira a cikin aikin gabaɗaya zai iya adana yadda ya dace da amfani da shigar da nau'ikan nau'ikan nau'ikan nau'ikan akwatin a cikin yankin photovoltaic, don haka rage farashin ginin tsarin. .Misali, tashar wutar lantarki mai karfin 100MW tana kwatanta nau'o'in iya aiki daban-daban da ma'aunin iya aiki, kamar yadda aka nuna a cikin tebur mai zuwa:

 

Binciken amfani da kayan lantarki a yankin PV na tashar wutar lantarki na 100MW PV
Ƙarfin Ƙarƙashin Ƙarfafawa 3.15MW 1.125MW
Adadin iya aiki 1.2:1 1:1 1.2:1 1:1
Yawan Sub-arrays 26 31 74 89
Adadin masu jujjuyawa a cikin Tsari Guda Daya 14 14 5 5
3150KVA Yawan Canja-canje 26 31 / /
Adadin 1000KVA Transformers / / 83 100

 

Ana iya gani daga teburin da ke sama cewa a ƙarƙashin ma'auni ɗaya na iya aiki, babban tsarin tsarin da aka tsara ya sa adadin ƙananan tsarin aikin gabaɗaya ya zama ƙarami, kuma ƙananan ƙananan ƙananan ƙananan za su iya ceton amfani da canjin akwatin kuma daidai ginin da shigarwa;Ƙarƙashin ƙarfin, babban ma'auni mai girma zai iya rage yawan ƙananan tsararru, ta yadda za a adana adadin inverters da kuma na'urar wutar lantarki.Sabili da haka, a cikin ƙirar ƙirar wutar lantarki na photovoltaic, ƙimar ƙarfin aiki da kuma hanyar yin amfani da manyan ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aiki ya kamata a ƙara su gwargwadon yadda zai yiwu bisa ga dalilai kamar haske, yanayin yanayi, da filin aikin.

A cikin tashar wutar lantarki, samfuran al'ada a wannan matakin sune 225Kw jerin inverter da 3125kw tsakiya inverter.Farashin naúrar jerin inverter ya ɗan yi girma fiye da na inverter tsakiya.Duk da haka, da inganta makirci na Karkasa layout na jerin inverter iya yadda ya kamata rage amfani da AC igiyoyi, da kuma rage adadin AC igiyoyi iya gaba daya biya diyya farashin bambanci tsakanin jerin inverter da Karkasa inverter.

Tsare-tsare na masu juyawa na kirtani na iya rage farashin BOS da 0.0541 yuan/W idan aka kwatanta da shimfidar wuri na gargajiya, kuma rage farashin BOS da 0.0497 yuan/W idan aka kwatanta da matsakaicin inverter bayani.Ana iya ganin cewa tsarin tsararru na kirtani na iya rage yawan farashin BOS.Don masu jujjuya kirtani na 300kW+ na gaba, tasirin rage farashi na shimfidar wuri ya fi bayyane.

 

2. Ƙara Ƙarfin Ƙarfafawa

Yadda za a ƙara samar da wutar lantarki na tashoshin wutar lantarki na PV ya zama hanya mafi mahimmanci wajen rage LCOE.Farawa daga tsarin tsarin farko, tsarin tsarin tsarin hoto ya kamata a ƙayyade daga hangen nesa na ƙara darajar PR, don ƙara yawan wutar lantarki.A cikin mataki na gaba, ana buƙatar aiki da kulawa don tabbatar da aikin lafiya na shuke-shuken wutar lantarki na photovoltaic.

Babban abubuwan da ke shafar ƙimar PR na tsarin samar da wutar lantarki na photovoltaic sune abubuwan muhalli da abubuwan kayan aiki.Saboda tasirin abubuwan da ke cikin muhalli, kusurwar ƙirar ƙirar, canjin yanayin yanayin yanayin, da ingantaccen juzu'i na inverter duk suna shafar ƙimar PR na tsarin photovoltaic kai tsaye.Zaɓin ƙananan abubuwan haɗin gwiwar zafin jiki a cikin wuraren da ke da yanayin zafi mai girma, da kuma zaɓar abubuwan haɗin kai mai girma a cikin yankunan da ƙananan yanayin zafi zai iya ƙara yawan asarar da ya dace ta hanyar haɓakar zafin jiki;amfani da kirtani inverters tare da high hira yadda ya dace da kuma mahara MPPT Da sauran halaye inganta hira yadda ya dace na DC/AC.

Bayan ƙididdige nisa tsakanin layuka na gaba da na baya ta amfani da mafi kyawun kusurwar karkata, da kyau rage kusurwar shigarwa na ƙirar ta 3 zuwa 5 °, wanda zai iya haɓaka tsawon lokacin hasken hunturu yadda ya kamata.

Yi cikakken amfani da tsarin aiki mai hankali da tsarin kulawa, dubawa na yau da kullum a cikin aikin aiki da kulawa, da kuma duba kayan aiki na yau da kullum, da kuma amfani da tsarin bincike na manyan bayanai, tsarin bincike na IV da sauran ayyuka don gano kayan aiki mara kyau a wuraren da ba daidai ba, inganta aiki. da ingantaccen kulawa, da kuma tabbatar da ingantaccen aiki na kayan aiki.

 

3. Rage Kudin Aiki

Babban farashin kayan aikin wutar lantarki na photovoltaic a cikin matakin aiki ya haɗa da albashin ma'aikatan aiki da kulawa, farashin kayan aiki, da ƙarin harajin ƙimar wutar lantarki.

Ana iya inganta tsarin kashe kuɗin albashi na aiki da ma'aikatan kulawa daga tsarin ma'aikata don tabbatar da sa hannu na 1 zuwa 2 aiki da ma'aikatan kulawa tare da ƙwarewar fasaha mai karfi, gina ingantaccen tsarin bincike na bayanai, da kuma ɗaukar hanyoyin kimiyya da tsarin gudanarwa. don cimma hankali Ayyukan aiki da kulawa ba kawai zai iya rage yawan ma'aikata na yau da kullun ba, amma har ma inganta ingantaccen aiki da kulawa, rage farashin aiki da kulawa, da gaske cimma buɗaɗɗen tushe da rage kashe kuɗi, kuma a ƙarshe ya zama marasa kulawa.

Don adana farashin tabbatar da kayan aiki, dole ne mu fara bincika lokacin ginin aikin kuma zaɓi sanannun samfuran (kamar slocable) da sauƙin kula da samfuran kayan aikin lantarki (kamar GIS, jerin inverter da sauran samfuran kulawa na yau da kullun).Za a daidaita kayan aikin lantarki da igiyoyi na hoto a kai a kai, kuma za a gyara matsalolin da za a iya fuskanta da kuma maye gurbinsu a cikin lokaci.Rage farashin gyaran kayan aiki ko kawar da maye gurbin kayan aiki.

Harajin da aka kara da darajar wutar lantarki yana da saukin kai wajen ceton haraji, ana gudanar da harkokin kudi cikin kwanciyar hankali, sannan ana amfani da harajin shigar da kayayyaki a lokacin gini da lokacin aiki da kiyayewa don cirewa, musamman kashe kudaden da ake kashewa a lokacin aiki da kiyayewa.Adadin guda daya ba babba ba ne, amma jimillar adadin ba karami ba ne, wajibi ne a samu takardun haraji na musamman don rage harajin da ake karawa na kudin wutar lantarki, sannan a rage harajin da ake karawa kan kudin wutar lantarki cikin hankali. daga bit by bit, da kuma ajiye tsohon kudin.

Rage farashin aiki yana tsara kowane bangare da bit by bit a duk tsawon rayuwar tashar wutar lantarki.Yawancin wuraren da ba a san su ba sau da yawa ana yin watsi da su, kuma tarin ƙananan riba na iya haifar da asara mai yawa yayin aiki.

A takaice, a ƙarƙashin yanayin daidaito na yanzu akan layi, babu tallafin tallafi, kuma rage LOCE ya zama hanya mai mahimmanci don cimma farkon dawo da farashi da samun riba.Don LCOE, daga farkon ginin har zuwa ƙarshen aiki, shine ra'ayi na duk yanayin rayuwa na duk tashar wutar lantarki ta photovoltaic.Bayan haka, mafi kyawun LCOE da muke bi shine haɓaka samar da wutar lantarki kuma sannu a hankali rage farashin gini da aiki.

Dongguan Slocable Photovoltaic Technology Co.,LTD.

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Saukewa: 0769-220101

E-mail:pv@slocable.com.cn

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