.png?imageMogr2/crop/400x300/gravity/center/format/webp)
What Fails First in an EV Charger: Four Weak Points
Electrolytic capacitors, fans, contactors and connector latches fail before anything else. What each one tells you about design trade-offs.
Liquid-Cooled Charging Cables: Why 500 A Needs Coolant
Heat rises with the square of current while copper weight rises with it too. Where air cooling stops and liquid cooling becomes necessary.
Power Modules in DC Chargers: Why They Are Modular
How AC to DC modules work, why efficiency peaks below full load, and how module count sets the smallest power step a site can offer.
Charger, Vehicle or Grid: Who Is Limiting the Power
Three limits act at once and the lowest one wins. How to read requested, allowed and available power to find which one is binding.
Your AC Charger Does Not Charge: The OBC Sets the Power
An AC charger supplies protected power; the onboard charger converts it. What that split means for power, metering and installation.
Hvorfor lading av elbiler går saktere etter 80 prosent
Ladekurven forklarte: hva BMS beskytter, hvorfor nedtrappingen starter, og hva de to målingene på stedet faktisk viser.