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PDU Unit OBC Electric Vehicle
Blog
12
Dec
The "Heart" of Electric Buses: Why PUMBAA Motors Are Becoming the Pulse of Urban Transit
When you hop on a bus in the morning, have you noticed how quiet the cabin has become in recent years? When you wait at a stop, do you see how smoothly the new electric buses accelerate, almost like a subway train? The secret at the core of this revolution unfolding on our streets lies in a key technology: electric motors for buses.
Dec 12, 2025
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10
Dec
Locked-Rotor Design and Application of PMSM Systems for Battery Electric Vehicles
Take our work with a commercial van client last year. They needed a PMSM that could handle 30% grade climbs while keeping battery drain low. Early tests showed standard rotors overheating within 90 seconds of sustained locked-rotor torque.
Dec 10, 2025
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09
Dec
E-Axle: The Silent Powerhouse Reshaping Electric Mobility & Heavy-Duty Drives
The emergence of the e-Axle marks the evolution of powertrains from "mechanical assemblies" to "electronic drive organs."
Dec 09, 2025
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