BYD logo

BYD

Last updated February 1, 2026
720
Innovation Areas
34,443
Inventors
189
Collaborations

Lithium-ion battery repeating units: BYDRecent Research Landscape

Standardized cell housing and internal structural configurations often fail to meet the energy density requirements of modern electronic devices. These innovations engineer specific spatial arrangements and interconnects to maximize volumetric efficiency and safety.

What technical problems is BYD addressing in Lithium-ion battery repeating units?

Low anode energy density

(106)evidences

Insufficient packing of active materials in the negative electrode sheet limits the total energy storage capacity per unit volume. Overcoming this bottleneck increases the range and compact design potential of electric vehicle power sources.

Irreversible initial capacity loss

(100)evidences

Lithium consumption during the first cycle reduces energy density and cycle life. Compensating for this loss prevents premature capacity fade in electrochemical devices.

Lithium dendrite induced short circuiting

(50)evidences

Standard electrode configurations and active material preparation methods often fail to reach theoretical capacity limits. Overcoming these constraints increases the operational range and power delivery of portable electronics and electric vehicles.

Interfacial contact loss

(36)evidences

High impedance at the solid-solid contact points between the electrolyte and electrodes limits power density. Reducing this resistance prevents capacity loss and improves rate performance in solid-state architectures.