{"id":98651,"date":"2024-09-30T12:36:07","date_gmt":"2024-09-30T12:36:07","guid":{"rendered":"https:\/\/kamucalisani.net\/?p=98651"},"modified":"2024-09-30T12:36:07","modified_gmt":"2024-09-30T12:36:07","slug":"bataryalarin-omrunu-yuzde-50-uzatmanin-basit-bir-yolu-bulundu","status":"publish","type":"post","link":"https:\/\/kamucalisani.net\/index.php\/2024\/09\/30\/bataryalarin-omrunu-yuzde-50-uzatmanin-basit-bir-yolu-bulundu\/","title":{"rendered":"Bataryalar\u0131n \u00f6mr\u00fcn\u00fc y\u00fczde 50 uzatman\u0131n basit bir yolu bulundu"},"content":{"rendered":"<p><figure> <span> <img decoding=\"async\" src=\"https:\/\/kamucalisani.net\/wp-content\/uploads\/2024\/09\/bataryalarin-omrunu-yuzde-50-uzatmanin-basit-bir-yolu-bulundu-0-8ahbie6c.jpg\"\/> <\/span> ABD\u2019de yap\u0131lan bir ara\u015ft\u0131rma kapsam\u0131nda <strong>lityum-iyon<\/strong> bataryalar\u0131n \u00f6mr\u00fcn\u00fc <strong>y\u00fczde 50<\/strong> oran\u0131nda uzatman\u0131n <strong>basit<\/strong> bir yolu ke\u015ffedildi. Yap\u0131lan \u00e7al\u0131\u015fma ile bataryalar\u0131n fabrika \u00e7\u0131k\u0131\u015f\u0131 \u00f6ncesinde y\u00fcksek ak\u0131mlarla \u015farj edilmesinin, \u00f6m\u00fcrlerini \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131rabilece\u011fini ortaya koydu. <\/figure>\n<p>Joule dergisinde yay\u0131mlanan ara\u015ft\u0131rmada, bilim insanlar\u0131, bataryalar\u0131n ilk \u015farjlar\u0131n\u0131n <strong>y\u00fcksek ak\u0131mlarla<\/strong> yap\u0131lmas\u0131n\u0131n, bataryalar\u0131n d\u00f6ng\u00fc \u00f6m\u00fcrlerini <strong>ortalama<\/strong> <strong>y\u00fczde 50 <\/strong>kadar uzatt\u0131\u011f\u0131n\u0131 ke\u015ffetti. Bu ke\u015ffin arkas\u0131ndaki neden ise <strong>yapay zeka<\/strong> temelli bilimsel makine \u00f6\u011frenmesi teknikleri kullan\u0131larak ortaya \u00e7\u0131kar\u0131ld\u0131.<\/p>\n<p><b>\u0130lk \u015farj son derece \u00f6nemli<\/b><\/p>\n<p>Yeni \u00fcretilen bir lityum-iyon bataryan\u0131n pozitif elektrotu, \u00fcretimden \u00e7\u0131kar \u00e7\u0131kmaz tamamen lityum ile dolu oluyor. Ancak, her \u015farj ve de\u015farj d\u00f6ng\u00fcs\u00fcnde bir miktar lityum kaybediliyor. Ara\u015ft\u0131rman\u0131n ba\u015f yazarlar\u0131ndan Xiao Cui, bu lityum kay\u0131plar\u0131n\u0131 en aza indirmenin pil \u00f6mr\u00fcn\u00fc uzatman\u0131n anahtar\u0131 oldu\u011funu belirtiyor.<\/p>\n<p>Bataryan\u0131n fabrika \u00e7\u0131k\u0131\u015f\u0131ndaki ilk \u015farj\u0131 s\u0131ras\u0131nda negatif elektrot \u00fczerinde &#8220;kat\u0131 elektrolit aray\u00fcz\u00fc (SEI)&#8221; ad\u0131 verilen bir tabaka olu\u015fuyor. Bu tabaka, negatif elektrotu yan reaksiyonlardan koruyarak, bataryan\u0131n zamanla daha fazla lityum kaybetmesini ve h\u0131zl\u0131 bir \u015fekilde bozulmas\u0131n\u0131 engelliyor. \u0130\u015fte bu SEI tabakas\u0131n\u0131n do\u011fru bir \u015fekilde olu\u015fmas\u0131, bataryan\u0131n uzun \u00f6m\u00fcrl\u00fc olmas\u0131 i\u00e7in kritik \u00f6neme sahip. Bu arada s\u00fcrece &#8220;formasyon \u015farj\u0131&#8221; ad\u0131 veriliyor.<\/p>\n<p>Geleneksel batarya \u00fcretim s\u00fcre\u00e7lerinde, bataryan\u0131n ilk \u015farj\u0131 genellikle d\u00fc\u015f\u00fck ak\u0131mlarla yap\u0131l\u0131r. Bu y\u00f6ntem, daha sa\u011flam bir SEI tabakas\u0131 olu\u015fturaca\u011f\u0131 d\u00fc\u015f\u00fcncesiyle tercih edilse de, uzun \u015farj s\u00fcreleri ve y\u00fcksek maliyetlere yol a\u00e7ar.<\/p>\n<p><b>Basit ama etkili y\u00f6ntem<\/b><\/p>\n<figure> <span> <img decoding=\"async\" src=\"https:\/\/kamucalisani.net\/wp-content\/uploads\/2024\/09\/bataryalarin-omrunu-yuzde-50-uzatmanin-basit-bir-yolu-bulundu-1-bay6Dvf1.jpg\"\/> <\/span> SLAC-Stanford Batarya Merkezi ara\u015ft\u0131rmac\u0131lar\u0131, Toyota Ara\u015ft\u0131rma Enstit\u00fcs\u00fc (TRI), Massachusetts Teknoloji Enstit\u00fcs\u00fc (MIT) ve Washington \u00dcniversitesi&#8217;nden bilim insanlar\u0131yla i\u015fbirli\u011fi yaparak y\u00fcksek ak\u0131mda \u015farj\u0131n sonu\u00e7lar\u0131na bakt\u0131. Makine \u00f6\u011frenmesi y\u00f6ntemlerini kullanarak, SEI tabakas\u0131n\u0131n olu\u015fumunu etkileyen t\u00fcm olas\u0131 fakt\u00f6rleri test eden ara\u015ft\u0131rmac\u0131lar, iki ana unsurun \u00f6ne \u00e7\u0131kt\u0131\u011f\u0131n\u0131 belirledi: <strong>S\u0131cakl\u0131k ve ak\u0131m<\/strong> \u015fiddeti. <\/figure>\n<p>Ekip, d\u00fc\u015f\u00fck ak\u0131m yerine y\u00fcksek ak\u0131m kullanman\u0131n sadece daha iyi sonu\u00e7lar vermekle kalmad\u0131\u011f\u0131n\u0131, ayn\u0131 zamanda pilin \u00f6mr\u00fcn\u00fc y\u00fczde 70\u2019e kadar art\u0131rabilece\u011fini, ortalama olarak ise y\u00fczde 50 oran\u0131nda bir iyile\u015fme sa\u011flad\u0131\u011f\u0131n\u0131 do\u011frulad\u0131. Ara\u015ft\u0131rmac\u0131lar\u0131 bunu su dolu kab\u0131 ta\u015f\u0131madan \u00f6nce bir miktar suyun bo\u015falt\u0131lmas\u0131na benziyor. Buna benzer \u015fekilde ilk \u015farjda bataryada daha fazla lityum iyonunun devre d\u0131\u015f\u0131 b\u0131rak\u0131lmas\u0131 uzun vadede performans\u0131 art\u0131yor.<\/p>\n<p>Ara\u015ft\u0131rma, bataryalar\u0131n kimyas\u0131n\u0131 de\u011fi\u015ftirmeden, yaln\u0131zca \u00fcretim s\u00fcrecinin son ad\u0131m\u0131nda yap\u0131lan bu k\u00fc\u00e7\u00fck de\u011fi\u015fiklikle b\u00fcy\u00fck faydalar sa\u011flanabilece\u011fini g\u00f6steriyor. Bu bulu\u015f, hem \u00fcretim maliyetlerini azaltma hem de enerji depolama sistemlerinin verimlili\u011fini art\u0131rma potansiyeline sahip. Bunun daha \u00f6nce ke\u015ffedilememesi ise ilgin\u00e7.<\/p>\n\n<p>Kaynak\u00a0 :\u00a0<span style=\"background-color: rgb(255, 249, 236); color: rgb(55, 58, 60); font-size: 14px;\">https:\/\/www.donanimhaber.com\/bataryalarin-omrunu-yuzde-50-uzatmanin-basit-bir-yolu-bulundu&#8211;182446<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ABD\u2019de yap\u0131lan bir ara\u015ft\u0131rma kapsam\u0131nda lityum-iyon bataryalar\u0131n \u00f6mr\u00fcn\u00fc y\u00fczde 50 oran\u0131nda uzatman\u0131n basit bir yolu ke\u015ffedildi. Yap\u0131lan \u00e7al\u0131\u015fma ile bataryalar\u0131n fabrika \u00e7\u0131k\u0131\u015f\u0131 \u00f6ncesinde y\u00fcksek ak\u0131mlarla \u015farj edilmesinin, \u00f6m\u00fcrlerini \u00f6nemli \u00f6l\u00e7\u00fcde &#8230;<\/p>\n","protected":false},"author":1,"featured_media":98652,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[6389,227,3162,171,6390],"class_list":["post-98651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-akim","tag-arastirma","tag-lityum","tag-sarj","tag-tabaka"],"_links":{"self":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/98651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/comments?post=98651"}],"version-history":[{"count":1,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/98651\/revisions"}],"predecessor-version":[{"id":98655,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/98651\/revisions\/98655"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/media\/98652"}],"wp:attachment":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/media?parent=98651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/categories?post=98651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/tags?post=98651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}