EV Charging Losses: Why the Meter Shows More Energy Than the Battery Gains
The electricity meter can record more energy than the EV battery appears to gain.
EV Charging Losses: Why the Meter Shows More Energy Than the Battery Gains Read Post »
Why EV Charging Slows Down Long Before 100 Percent
The fastest number advertised for an EV is usually a peak charging capability, not a constant rate from empty to full.
Why EV Charging Slows Down Long Before 100 Percent Read Post »
Your EV Charger Says 11kW, but the Car Takes Less—Find the Limiting Link
An 11kW charging point cannot make every electric car charge at 11kW.
Your EV Charger Says 11kW, but the Car Takes Less—Find the Limiting Link Read Post »
Why Storing a Battery Fully Charged Can Age It Faster
A battery stored for months is still aging, even if the device is switched off.
Why Storing a Battery Fully Charged Can Age It Faster Read Post »
Do More Charge Cycles Always Mean a Worse Battery? Not Quite
Battery cycle count is useful history, but it is not a complete health score.
Do More Charge Cycles Always Mean a Worse Battery? Not Quite Read Post »
Why a Battery Pack Can Stop Working Before Every Cell Is Empty
A battery pack can reach its cutoff while some cells still contain useful energy.
Why a Battery Pack Can Stop Working Before Every Cell Is Empty Read Post »
Battery Swelling Is Not Just Lost Capacity—Here Is What Changes
A swollen lithium battery is a physical fault, not merely a disappointing runtime figure.
Battery Swelling Is Not Just Lost Capacity—Here Is What Changes Read Post »
Rechargeable AAs Say 1.2V—So Why Do They Work in 1.5V Devices?
Rechargeable AA batteries commonly say 1.2V while alkaline AAs say 1.5V.
Rechargeable AAs Say 1.2V—So Why Do They Work in 1.5V Devices? Read Post »
Why Two New Batteries and One Old Battery Are a Bad Team
A device with several replaceable batteries works as a set.
Why Two New Batteries and One Old Battery Are a Bad Team Read Post »
A Battery Has Voltage but Cannot Run the Device? Look at Internal Resistance
A battery can show a plausible voltage with no load and collapse when the device starts.
A Battery Has Voltage but Cannot Run the Device? Look at Internal Resistance Read Post »