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does CATL’s sodium ion cell mean for the battery supply chain?","what-does-catls-sodium-ion-cell-mean-for-the-battery-supply-chain","article/what-does-catls-sodium-ion-cell-mean-for-the-battery-supply-chain",{"_uid":557,"date":558,"tags":559,"editor":563,"content":573,"excerpt":657,"featured":50,"reporter":658,"_editable":662,"component":663,"seo_title":553,"categories":664,"visibility":668,"author_company":49,"featured_image":669,"seo_description":657,"author_full_name":49,"author_job_title":49,"formattedDate":674,"formattedArticleDate":675},"94810122-02fc-44a3-b099-1ed5c1c4712b","2021-08-03 00:00",[560],{"slug":561,"name":562},"cells","Cells",[564],{"slug":565,"name":566,"content":567},"didi-bostock","Didi Bostock",{"job_title":568,"image":569,"bio":571,"linkedin":572},"Editor - Energy Transition & Economics",{"filename":570},"https://a.storyblok.com/f/287943243085208/512x512/2c5ca5c1a3/didi-bostock.jpeg","Didi is the Energy Transition & Economics Editor at Benchmark, covering a broad range of markets across the energy transition. His remit spans from downstream sectors such as BESS and EVs, through to midstream such as new technologies and battery production, to upstream critical minerals mining. He also leads on financial analysis across these supply chains, alongside in-depth policy analysis.\n","https://www.linkedin.com/in/didi-bostock-656342198/",{"type":574,"content":575},"doc",[576,583,588,593,598,603,608,613,618,623,628,633,638,643,648],{"type":577,"attrs":578,"content":579},"paragraph",{"textAlign":49},[580],{"text":581,"type":582},"China’s CATL has introduced its first-generation sodium ion battery technology, alongside its AB battery pack solution, during its online launch event Tech Zone.","text",{"type":577,"attrs":584,"content":585},{"textAlign":49},[586],{"text":587,"type":582},"The tier 1 battery producer is hoping the sodium ion cell technology can provide a sustainable alternative to the volatile raw material market that dictates the lithium ion battery industry.",{"type":577,"attrs":589,"content":590},{"textAlign":49},[591],{"text":592,"type":582},"According to CATL, the sodium ion battery has a similar working principle to a lithium ion battery but by utilising sodium as opposed to lithium it is a potentially lower cost alternative.",{"type":577,"attrs":594,"content":595},{"textAlign":49},[596],{"text":597,"type":582},"While specific details of its composition were not made available, CATL will use a “Prussian white” cathode in a layered oxide structure, which the company claimed has a capacity equivalent to lithium ion battery cathode materials.",{"type":577,"attrs":599,"content":600},{"textAlign":49},[601],{"text":602,"type":582},"In addition, the company is developing a new anode material, due to the constricted movement of sodium ions between traditional graphite anode layers, which it described as a hard carbon material with a porous structure. CATL also stated that the company has developed its own electrolyte system suitable for the cathode and anode materials.",{"type":577,"attrs":604,"content":605},{"textAlign":49},[606],{"text":607,"type":582},"According to CATL, its sodium ion battery performs well in low temperatures, is well suited to fast charging, and exhibits strong thermal stability properties. However, due to the large volume of sodium ion, the battery has a higher requirement for structural stability which has historically been tied to increased battery degradation, something CATL claimed to have resolved.",{"type":577,"attrs":609,"content":610},{"textAlign":49},[611],{"text":612,"type":582},"CATL suggested that while the first generation of sodium ion batteries have reached 160Wh/kg, a similar level to current LFP batteries, they can be expected to exceed 200Wh/kg in future developments.",{"type":577,"attrs":614,"content":615},{"textAlign":49},[616],{"text":617,"type":582},"The company also presented its AB battery system solution, which integrates sodium ion and lithium ion battery cells together into one battery pack. The goal of this system is to allow the different cells to compensate for each other in varied environmental conditions.",{"type":577,"attrs":619,"content":620},{"textAlign":49},[621],{"text":622,"type":582},"The company also suggested that the new sodium ion technology can be produced on existing lithium ion production equipment and would slot into existing supply chains rapidly.",{"type":577,"attrs":624,"content":625},{"textAlign":49},[626],{"text":627,"type":582},"Benchmark’s view",{"type":577,"attrs":629,"content":630},{"textAlign":49},[631],{"text":632,"type":582},"CATL is seemingly confident that sodium ion batteries have the potential for large scale adoption, particularly due to the low cost advantages but also because of the ability to function in low temperature environments, which LFP cells have traditionally struggled with.",{"type":577,"attrs":634,"content":635},{"textAlign":49},[636],{"text":637,"type":582},"While the claims made by CATL are promising, the technology appears to still be in the developmental stage and it remains unclear if it will live up to the standards CATL has outlined in its announcements.",{"type":577,"attrs":639,"content":640},{"textAlign":49},[641],{"text":642,"type":582},"Furthermore, as a new technology, sodium ion cells would need to pass a rigorous qualification process before being deployed to the EV or ESS markets, which in some cases could take several years for commercial deployment.",{"type":577,"attrs":644,"content":645},{"textAlign":49},[646],{"text":647,"type":582},"Moreover, with the accelerated buildout of lithium ion capacities globally and future commitments made to meet rising EV demand, a shift to a new chemistry would be unlikely to take hold in the short-to-mid-term.",{"type":577,"attrs":649,"content":650},{"textAlign":49},[651,653,655],{"text":652,"type":582},"As such, ",{"text":654,"type":582},"Benchmark",{"text":656,"type":582}," views sodium ion as an early stage, yet tentatively promising technology and something we continue to monitor closely.","China’s CATL has introduced its first-generation sodium ion battery technology, alongside its AB battery pack solution, during its online launch event Tech Zone. The tier 1 battery producer is hoping the sodium ion cell technology can provide a sustainable alternative to the volatile raw material market that dictates the lithium ion battery industry. According to […]",[659],{"slug":565,"name":566,"content":660},{"job_title":568,"image":661,"bio":571,"linkedin":572},{"filename":570},"\u003C!--#storyblok#{\"name\": \"article\", \"space\": \"\", \"uid\": \"94810122-02fc-44a3-b099-1ed5c1c4712b\", \"id\": \"\"}-->","article",[665],{"slug":666,"name":667},"batteries","Batteries","private",{"id":49,"alt":670,"name":670,"focus":670,"title":670,"source":670,"filename":671,"copyright":670,"fieldtype":672,"meta_data":673,"is_external_url":51},"","https://a.storyblok.com/f/287943243085208/77a812b14d/bm-catl.jpg","asset",{"alt":670,"title":670,"source":670,"copyright":670},"Aug 03, 2021","3rd August 2021",[],[],1789748870583]