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Battery Life of Pure Electric Vehicles?

1 Answers

PaisleyDella

07/30/25 10:31am

Pure electric vehicle battery life is generally around 3-5 years. Below is relevant information about battery lifespan: Batteries in pure electric vehicles: Refers to vehicles powered by onboard power sources that use electric motors to drive the wheels, meeting all requirements of road traffic and safety regulations. These are completely powered by rechargeable batteries (such as lead-acid batteries, nickel-cadmium batteries, nickel-metal hydride batteries, or lithium-ion batteries). For pure electric vehicle batteries, long-life lead-acid batteries typically last 1.5-2 years, while lithium iron phosphate (LiFePO4) power batteries theoretically have a lifespan of 7-8 years. Function of drive motors: To convert electrical energy from the power source into mechanical energy, either through transmission devices or directly driving wheels and working mechanisms. However, DC motors suffer from commutation sparks, low power, low efficiency, and require substantial maintenance. With advancements in motor control technology, they are inevitably being replaced by brushless DC motors (BLDCM), switched reluctance motors (SRM), and AC asynchronous motors, such as frameless disc-type axial field DC series motors.

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