Ngaba i-1500V yokugcina amandla iya kuba yinto eqhelekileyo kwixesha elizayo?

Slocable 1500V Solar DC Cable

Ekuqaleni kuka-2020, i-Sungrow yabhengeza ukuba iya kutshintshela iteknoloji yokugcina amandla e-1500V, esele iphesheya kolwandle iminyaka emininzi, ukuya e-China;kwimiboniso emikhulu kwisiqingatha sesibini sonyaka, iinkampani ze-inverter zentloko zibonise izisombululo zenkqubo yokugcina amandla e-1500V.Ngenxa yokubaluleka kwayo"ukunciphisa iindleko kunye nokunyuka kobuchule"kwishishini le-photovoltaic, i-voltage ephezulu iye yaba ngumkhombandlela wezobuchwepheshe kwiinkampani ezininzi zokugcina amandla.

Ngelixa i-1500V isuka kwi-photovoltaic ukuya kwimboni yokugcina amandla, iphinde ilayishwe yingxabano.Abaxhasi bakholelwa ukuba iindleko kunye nokuveliswa kwamandla okusebenza kakuhle kwenkqubo ye-1000V kunzima ukuhlangabezana neemfuno zezikhululo zamandla okugcina amandla amakhulu kunye nezixhobo zokuvelisa amandla amakhulu, ngoko ke ukuphuhliswa kweemveliso zokugcinwa kwamandla ezinxulumene ne-1500V kuye kwaba ngumkhwa.Abachasi bakholelwa ukuba i-voltage ephezulu ye-1500V iya kuchaphazela ukuhambelana kwebhetri, ingozi yokhuseleko ivelele, isicwangciso asivuthwanga, kwaye umphumo wokunciphisa iindleko unokungabonakali njengemboni ye-photovoltaic.

Ngaba i-1500V yinto eqhelekileyo okanye i-hype yeteknoloji yexesha elifutshane?Enyanisweni, kwiziphumo zophando, ezininzi iinkampani ezihamba phambili ezibandakanya i-Sungrow Power Supply, iJinko, i-CATL kunye nezinye iinkampani ezihamba phambili ziye zafikelela kwisivumelwano sokuba i-1500V isalathiso sophuhliso lwexesha elizayo.Into yokuqhuba emva koku kukuba inkqubo yombane ophezulu ineenzuzo ezintathu:okokuqala, ihambelana nenkqubo ye-photovoltaic ye-1500V;okwesibini, ingxinano yamandla enkqubo kunye nokusebenza kokuguqulwa kwamandla kuya kuphuculwa kakhulu;okwesithathu, iindleko zokudityaniswa kwenkqubo, umgqomo, ilahleko yomgca, ukuhlaliswa komhlaba kunye neendleko zokwakha ziya kuncitshiswa kakhulu.

Ngexesha elifanayo, iingxaki kunye nemingeni yenkqubo ye-1500V ayincinci: iimfuno zokhuseleko lwenkqubo kunye nokuthembeka ziphezulu;iimfuno zethekhinoloji kunye nentsebenziswano yamacandelo angqongqo ngakumbi;inkqubo yoqinisekiso olusemgangathweni ayivakalanga.Ngaphantsi kweemeko zangoku, ngaba i-1500V inkqubo yokugcina amandla ikhuselekile ngokwaneleyo?Ngokukodwa, ngaba inokwenzeka ngokwenene kwixesha elifutshane?Kusekho iimpikiswano kwishishini.

I-Slocable 1500V MC4 Isiqhagamshelo

Ingxabano malunga nokhuseleko lweebhetri ezinkulu nezincinci

Kwi-1500V, imboni ihlulwe ngokucacileyo ibe yi-optimists kunye ne-conservatives.Amathemba amaninzi avela kumbane we-elektroniki kwaye athambekele ekujongeni iingxaki ngokwembono yenkqubo yamandla;uninzi lwabalondolozi bazi ngakumbi malunga neebhetri kwaye bakholelwa ukuba ukhuseleko lwebhetri ye-lithium kufuneka lube yeyona nto iphambili.

E-China, i-Sungrow yinkampani yokuqala ukusebenzisa i-1500V yokugcina amandla.Yintoni eyenza i-Sungrow Power Supply ingenakunceda kukuba i-1500V isetyenziswe ngokubanzi kumazwe angaphandle, kodwa iteknoloji evuthiweyo igxekwe e-China.

Ukujonga kwiinkqubo zokugcina amandla ze-1500V eziqaliswe ngoku eChina, uninzi loyilo lwasekhaya lusekwe kwi-280Ah lithium yentsimbi ye-phosphate iibhetri zesikwere, kodwa amaqela epakethi ahluke omnye komnye.Basebenzisa i-1P10S, 1P16S, kunye ne-1P20S ngokulandelelanayo.Amandla epakethe yi-8.96KWh, 14.34KWh, 17.92KWh.

Kusoloko kukho iingxabano ezinkulu malunga nokuba ngaba ukwenza iiseli zebhetri zenkqubo yokugcina amandla zibe zinkulu okanye ezincinci, kwaye iingenelo kunye nokungalunganga kwazo zombini zicacile.Ngokungafaniyo nasekhaya, i-Samsung SDI kunye ne-LG Chem iibhetri ze-ternary eziphambili azidluli i-120Ah, kwaye uTesla ngokukodwa uthathe izibonelelo zeebhetri ezincinci ngokugqithiseleyo.

Ngokuqhelekileyo, kunzima kakhulu ukuba iibhetri ezinomthamo omkhulu zichithe ukushisa, kwaye kunzima ukulawula ukuhambelana kwenkqubo yokugcina amandla;xa iibhetri ezincinci kufuneka zixhunywe kwichungechunge okanye ngokufana ngexesha lenkqubo yokudibanisa inkqubo, akunakwenzeka ukuba i-BMS kunye ne-EMS isampula yonke i-node.Idatha nganye yeeseli iqokelelwa, ngoko ke ulawulo lweeseli luyinkimbinkimbi kwaye ixabiso lokudibanisa liphezulu.Ngokuqhelekileyo, i-architecture yamanqanaba amathathu aqala ngedatha yemodyuli yamkelwa, kwaye idatha eqokelelwe yi-dibini-in-four indibaniselwano yidatha yeebhetri ezine okanye iibhetri ezimbini, ezingakwazi ukubonisa idatha yangoku.

"Ngokwembono yokwakheka kweenkampani ezikhokelayo, isisombululo senkqubo yokugcina amandla okwangoku sikhulu kuneseli enye.Ibhetri yamandla exesha leNingde ubukhulu becala yi-280Ah, kwaye i-BYD 302Ah iza kufumaneka kungekudala.Inkokeli yobuchwephesha ye-1500V yesihlanganisi senkqubo yokugcina amandla Yitsho.

Umvelisi omkhulu webhetri uthe i-65Ah ngumgangatho osisiseko kwishishini langoku lebhetri.Kwabaninzi abavelisi bebhetri abancinci, umgca wemveliso ugqitywe kwaye unokunyusa kuphela okwangoku ngokuqhagamshelo oluhambelanayo lwamaqela ebhetri, kodwa oku akuseyona indlela eqhelekileyo.Ngokombono wakhe, inzuzo yeebhetri ezinkulu kukuba azixhunyiwe kwichungechunge kwaye idatha ethengiweyo yidatha enye.Kulawulo lwe-EMS kunye ne-BMS, ukuthembeka kwedatha kuya kuba phezulu.Kwimeko yochungechunge olumbalwa kunye noqhagamshelwano oluhambelanayo, inkqubo izinzile.Ukwabelana ngesondo kufuneka kube phezulu.

Wasebenzisa "phezulu" kunye "enkulu" ukushwankathela ulwalathiso lophuhliso lokugcinwa kwamandla, apho "phezulu" ibhekisela kwiinkqubo eziphezulu zombane.Iteknoloji ye-1500V yangoku ikhulile kwaye inamandla okunyusa ubuninzi;"enkulu" ibhekisa kwiibhetri zomthamo omkhulu wangoku kwishishini, ezinokuthiukwandisa kakhulu umthamo wokugcina.Ubuninzi bamandla benkqubo yamandla yindlela engenakuphepheka ekukhetheni uphuhliso lwenkqubo.

Kodwa le yeyona nto kanye iinkampani ezininzi ze-BMS zixhalabile ngayo.Ngokombono wabo, iibhetri ezincinci zineenzuzo ezincinci kwaye i-granularity yenkqubo incinci, ngaloo ndlela inciphisa impembelelo "yempembelelo yombhobho" yebhetri enye kwiqela lebhetri kunye nenkqubo yonke yokugcina amandla.iimpembelelo.Okubaluleke ngakumbi, ibhetri yinkqubo enzima.Ukuthengiswa kweebhetri ezinkulu ze-high-voltage kufuna ixesha elithile lokuqinisekisa.Akukho menzi webhetri onike idatha efanelekileyo okwangoku.Phakathi kwazo, njengoko ixesha lihamba, kuya kubakho uluhlu lweengxaki eziye zafunyanwa kwaye zingekafunyanwa.

U-Li Guohong, umlawuli womgca wemveliso kwiziko lemveliso yokugcina amandla e-Sungrow, ukholelwa ukuba umzimba webhetri usisiseko.I-1500V idinga ukuhambelana okuphezulu kwebhetri, kodwa inkqubo yokugcina amandla uyilo loyilo olunxulumene nobomi benkonzo yenkqubo nayo ibaluleke kakhulu.Ichaphazela ngqo ukuzinza kwenkqubo kunye nembuyekezo kutyalo-mali lokugcina amandla kwicala elitsha lamandla.Ukuba iseli yi-50Ah, kuya kubakho iiseli ezimbalwa kuthotho kunye nokuhambelana.Itekhnoloji engundoqo yokusebenzisa iiseli ezinkulu ilele kuyilo lwepakethe, kubandakanya nokungaguquguquki kokuchitha ubushushu kunye neeseli, ekufuneka ziqinisekiswe ngokuphindaphindiweyo ngovavanyo lwenkqubo.

U-Li Guohong wazisa ukuba xa kuthelekiswa nenkqubo ye-1000V, i-Sungrow yamkele iikhonsepthi ezintsha kunye neendlela zokuqinisekisa ukhuseleko lwenkqubo yokugcina amandla eyi-1500V:Ukhuseleko lwesekethe yesebe le-BCP, ukufana kweqondo lobushushu kwiseli kuyo yonke inkqubo, i-fuse + i-contactor endaweni ye-breaker circuit, ukufunyanwa kwegesi evuthayo, uyilo lokhuseleko lokhuseleko, njl.

I-Slocable 1500V Mc4 isiBambi seFuse engaphakathi

Umdyarho weengalo zeqela lePhotovoltaic “ngokunciphisa iindleko kunye nokunyuka ngokufanelekileyo”

Ukuqwalasela kwimvelaphi yabenzi be-1500V, ininzi yale nkampani ine-photovoltaic kunye nemvelaphi ye-electronics yamandla, kwaye bangamakholwa athembekileyo e-1500V.

Kwishishini le-photovoltaic, ukususela ngo-2015, i-voltage ye-1500V iye yathandwa e-China.Namhlanje, inkqubo ye-photovoltaic iye yaqonda konke ukutshintsha ukusuka kwi-1000V ukuya kwi-1500V.Iindleko zenkqubo yonke zinokugcinwa ngu-0.2 yuan / Wp, oye waba negalelo ekukhuthazeni ukulingana kwe-photovoltaic kwi-Intanethi, kwakhona sisixhobo sokukhokela iinkampani ze-photovoltaic ukuhlaziya.

Ukuphuculwa kombane we-photovoltaics ubeke isiseko esihle sokugcinwa kwamandla kumacandelo e-elektroniki.Kwi-2017, u-Sungrow wakhokela ekuqaliseni inkqubo yokugcina amandla e-1500V kwaye waqala ukufuduka iteknoloji ye-voltage ephezulu ukusuka kwi-photovoltaics ukuya kwisitoreji samandla.Ukusukela ngoko, ngaphezulu kwe-80% yeeprojekthi ezinkulu zokugcina amandla e-Sungrow ezibekwe ukusebenza kwiimarike zaphesheya ezifana ne-United States, i-United Kingdom, kunye neJamani ziye zamkela iinkqubo ze-1500V.

Kumboniso we-SNEC we-2019, u-Kehua Hengsheng ubonise isizukulwana esitsha se-1500V 1MW / 2MWh inkqubo yokugcina amandla ebhokisi kunye ne-1500V 3.4MW photovoltaic inverter booster edibeneyo umatshini kwihlabathi.

Ukususela ngo-2020, i-Ningde Times, i-Kelu, i-NARI yoKhuseleko, i-Shuangyili, i-TBEA, kunye ne-Shangneng Electric ziye zakhupha ngokulandelelana iimveliso zokugcinwa kwamandla e-1500V, kwaye lo mkhwa unokuhamba ngokukhawuleza.

Kumniniyo, into kuphela ekufuneka iqwalaselwesesiphi isisombululo esineendleko eziphezulu phantsi kwesiseko sokhuseleko.

Amashishini okuvelisa amandla aphakathi aquka i-SPIC kunye ne-Huaneng sele ebonisa kwaye eqinisekisa ukuba kunokwenzeka inkqubo yokugcina amandla e-1500V.Kwi-2018, i-Yellow River Hydropower ithathe i-1500V inkqubo yokugcina amandla njengesicwangciso esibalulekileyo sokuhlolwa kwisiseko sokubonisa ukugcinwa kwamandla, kwaye kuya kuba ngo-2020. Inkqubo yokugcina amandla ye-1500V isetyenziswe kwiibhetshi kwisikhululo samandla sokugcina amandla Iprojekthi ye-UHV.Iprojekthi ye-Huaneng's Mendi e-United Kingdom isebenzisa inkqubo ye-1500V.

Umhlalutyi kwi-Bloomberg New Energy Finance ukholelwa ukuba ingaba imveliso ilungile okanye ayifuni ukuqinisekiswa kweemarike.Ukuba i-1500V inokutya okuninzi kwimarike, ingabonisa ukuba imveliso okanye ixabiso linayo inzuzo.

Kanye njengeengxabano ze-ternary kunye ne-iron-lithium, emva kweenkampani ezininzi, ngakumbi ezo zinemvelaphi ye-photovoltaic, ukubheja ngokugqithiseleyo kwi-1500V, kukulwela ilungelo lokuthetha kwi-teknoloji.Emehlweni abasebenzi abaninzi be-photovoltaic, ukufaka ukugcinwa kwamandla kwicala le-DC kunye nokwabelana nge-inverters kunye nezikhululo zamandla e-photovoltaic yienjongo zabo zophuhliso lwexesha elizayo.

Kakade ke, ishishini elisempilweni alifanele libe nelizwi elinye kuphela.Ishishini lanamhlanje lokugcina amandla likwixesha apho iindlela ezininzi zobugcisa zihlala kunye kwaye ikhulu leentyatyambo liyaqhakaza, kwaye ikwalixesha eligcwele iimpikiswano.

Kwaye olu hlobo lwengxabano ludla ngokuba luphawu lwenkqubela phambili.Yonke itekhnoloji ayifezekanga, kwaye iinkampani kufuneka zigcine inqanaba elithile lokuvuleleka.Nje ukuba ukuxhomekeka kwendlela kusekwe, xa abantu bedibana nesisombululo esitsha sobugcisa, bahlala beyithelekisa ngethuku nesabo isimo sengqondo esimiselweyo, baze benze isigqibo ngokukhawuleza.

Kwiminyaka embalwa edlulileyo, xa i-photovoltaic iteknoloji ye-monocrystalline yayisanda kuvela, iinkampani ze-polycrystalline azikwazanga ukuguqula iimbono zabo zendalo, zikholelwa ukuba i-monocrystalline ineendleko eziphezulu, i-attenuation ephezulu, kwaye "ukusebenza" kwayo yinto engenamsebenzi.Ekugqibeleni, phantsi kolawulo lukaLi Zhenguo, uLongi wathatha indlela eyahlukileyo waza wabamba ummandla omkhulu kwintsimi ye-photovoltaic monocrystalline.

Ngokuthi "amandla amatsha + ogcino lwamandla" ngokuthe ngcembe abe ngumkhwa, ukuvela kweenkqubo zokugcina amandla ngokubhekiselele kumthamo omkhulu akuyekanga.Ngokukodwa ngokungabikho kwendlela yokulawula iindleko, ukupapashwa komgaqo-nkqubo wokufaka ukugcinwa kwamandla okongeziweyo kwicala elitsha lamandla kuye kwabeka uxinzelelo olukhulu kwingeniso yotyalo-mali kubaphuhlisi bamandla amatsha.Indlela yokunciphisa ngokufanelekileyo iindleko zenkqubo yokugcina amandla kunye nokuphucula ukusebenza kakuhleyokuveliswa kwamandla iselikamva logcino.Umxholo ongundoqo wophuhliso loshishino lwamandla.

Abanye abahlalutyi bakholelwa ukuba ukucombulula ezi ngxaki zimbini zinkulu, “i-cryptography” isekwindlela entsha yobugcisa.Amandla ombane aphezulu yenye yonxulumano olubalulekileyo lweteknoloji entsha.Ingaba i-1500V inokukhuthazwa ngokubanzi kwixesha elifutshane kuxhomekeke ekubeni ngaba imboni inokufikelela kwi-disor enkulu eqhelekileyo ngokubhekiselele ekusebenzeni kobugcisa, ukhuseleko, ubomi kunye neendleko.

I-Slocable 1500V Eyandisa iCable yePaneli yeSolar