本文分别从电池启动过程、电极附着生物量、电极阻抗、电池性能等方面,比较了采用碳颗粒填充床、碳刷、碳颗粒-不锈钢网和碳颗粒-碳刷为阳极材料的微生物燃料电池的性能.结果表明,电池启动时间的长短及电极阻抗的大小顺序依次为:碳颗粒、碳颗粒-不锈钢网、碳刷和碳颗粒-碳刷电极,而电极上附着生物量的多少呈相反顺序.碳颗粒填充床生物量最少,阻抗最大,因而其电池性能最低.而碳颗粒-碳刷复合电极上附着的生物量最多,阻抗最小,因此电池的性能最高.
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