Manyan buƙatu uku na baturin ajiyar makamashi, aminci shine mafi mahimmanci
Ana ɗaukar ajiyar makamashi na lantarki a matsayin babban nau'in ajiyar makamashi a cikin tsarin wutar lantarki na gaba, baturi da PCS shine mafi girman darajar da shinge a cikin sarkar masana'antu, ainihin buƙatar ta ta'allaka ne a cikin babban aminci, tsawon rai da ƙananan farashi. Daga cikin su, aminci shine mabuɗin. Wasu masana masana'antu sun ce, yanzu masana'antar makamashin lantarki ta lantarki tana haɓaka cikin sauri, amma batun aminci shi ne ginshiƙan babban ci gabanta, tashar wutar lantarki ta Beijing da aikin ajiyar makamashi na Tesla Australia na fashewar kuma ga masana'antar ajiyar makamashi. ya kara kararrawa.
Don wannan, ra'ayoyin Jagora game da Haɓaka Ci gaban Sabbin Kayan Ajiye Makamashi ya sa gaba da kafa ka'idojin fasahar aminci da tsarin gudanarwa, ƙarfafa kula da lafiyar wuta, da bin ka'idodin aminci a matsayin ainihin ka'ida; a cikin babban aminci, ƙananan farashi, babban abin dogara, tsawon rai da sauran al'amuran ci gaba mai tsawo; ƙarfafa amincin binciken fasahar adana makamashin lantarki da sauransu. Hukumar Bunkasa Cigaban Kasa da Gyara ta Kasa, Hukumar Kula da Makamashi ta Kasa don shirya tsara tsarin “Tsarin Matakan Wucin Gaggawa don Gudanar da Safet na Tashoshin Adana Makamashi na Wutar Lantarki (Draft)”, ya kuma kasance a ranar 24 ga Agusta ga al'umma don tuntuɓar jama'a, don ƙarfafa gudanarwar. na aminci ajiyar makamashi.
Babban aminci, tsawon rai, nickel-metal hydride ƙimar baturi mai haske
Bayanan masana'antun masana'antun batir na kasar Sin sun nuna cewa nickel-metal hydride lantarki babban tsaro, tsawon rayuwar sake zagayowar, ingantaccen electrode da aka yi da nickel spheres, kayan aiki mara kyau na lantarki yana goyan bayan gami da ajiyar ajiyar hydrogen, nasa ne mai ingantacciyar kayan aiki, ruwan lantarki yana da kyau. kaddarorin masu kare harshen wuta, ba za su fashe da ƙona hadura ba, ƙarfin ƙarfin ƙarfin baturi har zuwa 140wh/kg; rayuwar zagayowar har zuwa 3,000, caji mara zurfi da fitar da zagayowar jiha har sau 10,000 ko fiye; ana iya amfani dashi fiye da sau 10,000; za a iya amfani da fiye da 10,000 sau. Fiye da sau 10,000; iya kula da babban adadin caji da fitarwa a cikin -40°C ~ 60°C yanayi. Motar Toyota HEV a duniya tallace-tallace ya kai fiye da miliyan 18, kuma an sanye su da batura na nickel-metal hydride, ba a samu ko da guda na konewar batir ba, an tabbatar da ingancin ingancin batirin.
Haka kuma, cajin baturi da fitarwa shine jujjuya makamashin sinadarai da makamashin lantarki, zafin jiki yana da babban tasiri akan halayen sinadarai. Tashoshin wutar lantarki galibi suna waje ne, galibin nau'ikan batura suna shafar yanayi da yanayin zafi, yana iyakance wurin da tashoshin wutar lantarki suke da kuma raunana matsayin ajiyar makamashi. Batirin hydride nickel-metal a cikin ƙananan zafin jiki da kuma babban zafin jiki mai kyaun caji da fitarwa yadda ya dace, don haka tashar tashar wutar lantarki ta fi dacewa, dacewa, mafi kyawun aikin gabaɗaya, wanda ya zama sa hannu a gasar hanyoyin fasahar batir daban-daban " da maki".
A zahiri, batir hydride nickel-metal a cikin aikace-aikacen kasuwar ajiyar makamashi ya kasance abin koyi. 2020, nickel-metal hydride baturi ajiyar makamashi kamfanin Nilar ta Bankin Zuba Jari na Turai jarin Yuro miliyan 47. An fahimci cewa Nilar yana mai da hankali kan haɓaka samar da wutar lantarki mai sabuntawa da adanawa, wutar lantarki da aikace-aikacen cajin motocin lantarki, saka hannun jari shine don haɓaka kamfanin za a haɗa shi cikin baturi don zama, kasuwanci da masana'antu da sikelin grid ko tsarin kasuwar kayayyakin more rayuwa. . A cewar Frontiers in Polymer Science, ƙungiyar Farfesa Yi Cui a Jami'ar Stanford ta ƙera batirin nickel-metal hydride (Ni-MH) don manyan sabunta makamashi da aikace-aikacen ajiya, tare da fa'idodin rayuwar sabis na dogon lokaci, ba tare da haɗarin haɗari ba. wuta ko zafin zafi, babu buƙatar kiyayewa na yau da kullun, kyakkyawan yanayin yanayin zafi, da ƙarancin farashi. Tawagar Cui za ta gina wani na'urar matukin jirgi mai karfin megawatts 2 a shekarar 2021, kuma tana shirin fadada karfinta zuwa sau 20 haka nan da shekarar 2022.
Lokacin aikawa: Agusta-24-2023
