Aluminum-selenium secondary battery

An aluminum-selenium secondary battery belongs to the field of a green energy battery. The aluminum-selenium secondary battery comprises a cathode, an anode, a diaphragm and an electrolyte, wherein the cathode of the aluminum-selenium secondary battery is made of a composite material of carbon and elemental selenium; the anode is made of an aluminum foil, an aluminum alloy, or a metal aluminum invarious forms and a product thereof; and the electrolyte is an aluminum-containing active ion electrolyte. The aluminum-selenium battery provided by the invention has a higher specific discharge capacity under different temperature test conditions. Meanwhile, the aluminum-selenium secondary battery system provided by the invention provides an opportunity for seeking a high energy density aluminumion battery. 一种铝硒二次电池，属于绿色能源电池领域。该铝硒二次电池包括正极、负极、隔膜和电解液，其中，所述铝硒二次电池正极采用碳与单质硒的复合材料，负极为铝箔、铝合金、或多种形貌的金属铝及其制品，电解液为含铝活性离子电解液。本发明的铝硒电池在不同温度的测试条件下均具有较高的放电比容量。同时本发明的铝硒二次电池体系为寻求高能量密度铝离子电池提供了契机。