Battery

Abstract

Battery, including: a positive electrode plate a negative electrode plate, and an electrolyte solution, wherein the electrolyte solution comprises a compound represented by formula 1, where m is an integer between 0 and 3; n is an integer between 0 and 3; m and n are not simultaneously 0; p is an integer between 1 and 5; R0 is a single bond or methylene; R1 is hydrogen, halogen, hydrocarbon with 1 to 5 carbon atoms, or halogenated hydrocarbon with 1 to 5 carbon atoms; and R2, R3, and R4 are each independent or where a mass fraction of the transition metal is in the active negative electrode material of the negative electrode plate M, a specific surface area of ​​the active negative electrode material B m 2 / g is; a ratio between the total mass of the electrolyte solution and the discharge capacity of the battery N g / Ah is; and a mass fraction of the compound represented by formula 1 in the electrolyte solution C1 is, satisfying the following formula: 0.3 ≤ B ∗ 3 MN ∗ C 1 ≤ 5.6.

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