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Solid State EDLCs Using Various Ionic Polymers: A Study

机译:使用各种离子聚合物的固态EDLC:研究

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Various carbon-carbon EDLCs were assembled with ionic polymers of perfluorosulphonic acid polymer in the H~(+,) Na~+ and K~+ forms, composites of polytetrafluoro ethylene (PTFE) and perfluorosulphonic acid, PVA-KOH, sulphonated PEEK and PVdF. The surface area of the carbon used in these EDLCs is 260 mVgm. CV, EIS and discharge profiles were used for characterization. The working voltage of these EDLCs was 2V. The specific capacitance was found to be 20 F/g, 40 F/g and 55 F/g for the perflurosulphonic acid electrolyte in H*, Na* and K% respectively. A specific capacitance of 16 F/g was obtained for the EDLC with the composite of PTFE/perluorosulphonic acid and 7.5 F/g and 1.0 F/g for PVA-KOH and sulphonated PEEK electrolyte, respectively. Modules of 5F (2.0V) were developed using carbon electrodes and composites of PTFE/perflurosulphonic as electrolyte. The maximum energy stored in these modules, was of the order of 7.5 Watth/kg.
机译:各种碳-碳EDLC与H〜(+),Na〜+和K〜+形式的全氟磺酸聚合物的离子聚合物,聚四氟乙烯(PTFE)和全氟磺酸,PVA-KOH,磺化PEEK和PVdF的复合物组装在一起。这些EDLC中使用的碳的表面积为260 mVgm。 CV,EIS和放电曲线用于表征。这些EDLC的工作电压为2V。发现全氟磺酸电解质在H *,Na *和K%中的比电容分别为20 F / g,40 F / g和55 F / g。 EDLC与PTFE /全氟磺酸的复合物得到的比电容为16 F / g,PVA-KOH和磺化PEEK电解质的比电容分别为7.5 F / g和1.0 F / g。使用碳电极和PTFE /全氟磺酸的复合材料作为电解质开发了5F(2.0V)的模块。这些模块中存储的最大能量约为7.5瓦/千克。

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