Battery cell, battery apparatus, power consuming apparatus, and energy storage apparatus

A battery cell, comprising a housing and a stacked electrode assembly accommodated in the housing, wherein the stacked electrode assembly comprises a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate;

• the positive electrode plate comprises a positive current collector and a positive electrode film layer disposed on at least one side of the positive current collector, the positive electrode film layer comprises lithium-containing transition metal phosphate particles, and at least a portion of a surface of the lithium-containing transition metal phosphate particles is provided with a carbon material;
• in a cross-section of the positive electrode film layer in a thickness direction of the positive electrode plate, an area percentage of particles whose particle size is greater than or equal to 1 μm ranges from 12% to 50%;
• the separator comprises a base film, two ceramic layers respectively disposed on two sides of the base film, and at least one bonding layer, the two ceramic layers comprise a first ceramic layer close to the positive electrode plate and a second ceramic layer close to the negative electrode plate, the at least one bonding layer is disposed on a side of the first ceramic layer close to a side of the positive electrode plate and away from the base film, the at least one bonding layer is a continuous layer with a porous structure, and the at least one bonding layer comprises a vinylidene fluoride polymer;
• a dimension of the housing in a length direction is L0, a dimension of the housing in a width direction is W0, a dimension of the housing in the thickness direction is H0, 450 mm≤L0≤1300 mm, 100 mm≤W0≤150 mm, and 14 mm≤H0≤22 mm.

A battery cell, comprising a stacked electrode assembly, wherein the stacked electrode assembly comprises a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate;

• the positive electrode plate comprises a positive current collector and a positive electrode film layer disposed on at least one side of the positive current collector, the positive electrode film layer comprises lithium-containing transition metal phosphate particles, and at least a portion of a surface of the lithium-containing transition metal phosphate particles is provided with a carbon material;
• in a cross-section of the positive electrode film layer in a thickness direction of the positive electrode plate, an area percentage of particles whose particle size is greater than or equal to 1 μm ranges from 12% to 50%;
• the separator comprises a base film, two ceramic layers respectively disposed on two sides of the base film, and at least one bonding layer, the two ceramic layers comprise a first ceramic layer close to the positive electrode plate and a second ceramic layer close to the negative electrode plate, the at least one bonding layer is disposed on a side of the first ceramic layer close to a side of the positive electrode plate and away from the base film, the at least one bonding layer is a continuous layer with a porous structure, and the at least one bonding layer comprises a vinylidene fluoride polymer;
• an outer periphery of the stacked electrode assembly is provided with a plurality of adhesive rings surrounding along a width direction, and the adhesive rings surrounding along the width direction are disposed at intervals along a length direction.